Diploma in Electrical and Electronics Engineering
About The Department
Established in 1958, the Department of Electrical and Electronics Engineering of SIP (SANKAR INSTITUTE OF POLYTECHNIC) later known as SPC (SANKAR POLYTECHNIC COLLEGE) was set. The self supporting course was established in the year 2006. Drawing upon SPC’s tradition of teaching excellence, the Department of EEE with 14 faculty along with 5 technical assistants and 288 students works closely together in an open, collegial atmosphere. With Autonomous curriculum, the Department places equal emphasis on theoretical and experimental electrical and electronics engineering.
Our Mission is to educate students from all over Tamilnadu, including those from the local and rural areas, so that they become enlightened individuals, improving the living standards of their families, industry and society. We provide individual attention and world class quality of education. The EEE Department has been organizing many symposium, guest lectures and electrical safety awareness programmes. The Department has well equipped facilities like Standard labs and a Seminar hall.
Programs offered
D.E.E.E – DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING [3 - YEARS] – AIDED
D.E.E.E – DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING [3 - YEARS] – SELF-SUPPORTING
Vision
"To Render Services to Meet the Growing Global Challenges of Engineering Industries by Educating Students to become Exemplary Electrical and Electronics Engineers of High Ethics"
Mission
"To Provide the Students a Rigorous Learning Experience in Understanding Basics of Electrical & Electronics Engineering Built on the Foundation of Science, Mathematics, Computing and Technology by Emphasizing active Learning with Strongly Supported Laboratory Component and Prepare them for Careers"
Laboratories
The Department is well equipped with state-of-the art laboratories and infrastructural facilities in all the thrust areas. Students get a wide exposure and practical hands on training in the sophisticated equipments during their lab sessions.
The major laboratories in the department are:
- Electrical Lab
- Electronics Lab
- Computer Lab
ELECTRICAL AND ELECTRONICS ENGINEERIING
THIRD SEMESTER
| Sl. No |
Subject | End Examination Marks | ||||
| Internal Marks | End Examinations | Total Marks | Minimum for Pass | Duration of Exam Hours | ||
| M331 | Electrical Circuit Theory | 25 | 75 | 100 | 40 | 3 |
| M332 | Electrical Machines-I | 25 | 75 | 100 | 40 | 3 |
| M333 | Electronic Devices and Circuits | 25 | 75 | 100 | 40 | 3 |
| M334 | Electrical Circuits and Machines Practical | 25 | 75 | 100 | 40 | 3 |
| M335 | Electronic Devices and Circuits Practical | 25 | 75 | 100 | 50 | 3 |
| M336 | Electrical Work Shop Practical - I | 25 | 75 | 100 | 50 | 3 |
| M337 | Computer Applications Practical | 25 | 75 | 100 | 50 | 3 |
| Total | 175 | 525 | 700 | |||
FOURTH SEMESTER
| Sl. No |
Subject | End Examination Marks | ||||
| Internal Marks | End Examination | Total Marks | Minimum for Pass | Duration of Exam Hours | ||
| M341 | Electrical Machines – II | 25 | 75 | 100 | 40 | 3 |
| M342 | Measurements and Instruments | 25 | 75 | 100 | 40 | 3 |
| M343 | Digital Electronics | 25 | 75 | 100 | 40 | 3 |
| M344 | Transducers and Signal Conditioners | 25 | 75 | 100 | 40 | 3 |
| M345 | Electrical Machines and Instrumentation Practical |
25 | 75 | 100 | 50 | 3 |
| M346 | Integrated circuits Practical | 25 | 75 | 100 | 50 | 3 |
| M347 | Life and Employability Skill Practical | 25 | 75 | 100 | 50 | 3 |
| Total | 175 | 525 | 700 | |||
FIFTH SEMESTER
| Sl. No |
Subject | End Examination Marks | ||||
| Internal Marks | End Examinations | Total Marks | Minimum for Pass | Duration of Exam Hours | ||
| M351 | Generation Transmission and Switchgear | 25 | 75 | 100 | 40 | 3 |
| M352 | Micro Controller | 25 | 75 | 100 | 40 | 3 |
| M353 | Electrical Estimation and Energy Auditing | 25 | 75 | 100 | 40 | 3 |
| M354x | Elective Theory-I | 25 | 75 | 100 | 40 | 3 |
| M355 | Computer Aided Electrical Drawing Practical | 25 | 75 | 100 | 50 | 3 |
| M356 | Micro Controller Practical | 25 | 75 | 100 | 50 | 3 |
| M357x | Elective Practical – I | 25 | 75 | 100 | 50 | 3 |
| Total | 175 | 525 | 700 | |||
SIXTH SEMESTER
| Sl. No |
Subject | End Examination Marks | ||||
| Internal Marks | End Examinations | Total Marks | Minimum for Pass | Duration of Exam Hours | ||
| M361 | Distribution and Utilization | 25 | 75 | 100 | 40 | 3 |
| M362 | Operation and Maintenance of Electrical Equipment | 25 | 75 | 100 | 40 | 3 |
| M363x | Elective Theory-II | 25 | 75 | 100 | 40 | 3 |
| M364 | Electrical Work Shop Practical - II | 25 | 75 | 100 | 50 | 3 |
| M365 | Electrical Circuits Simulation Practical | 25 | 75 | 100 | 50 | 3 |
| M366x | Elective Practical – II | 25 | 75 | 100 | 50 | 3 |
| M367 | Project Work | 25 | 75 | 100 | 50 | 3 |
| Total | 175 | 525 | 700 | |||
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 331
Semester: III
Subject Title: ELECTRICAL CIRCUIT THEORY
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| ELECTRICAL CIRCUIT THEORY | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I |
|
14 |
| II | Circuit Theorems | 12 |
| III | Single Phase Circuits | 13 |
| IV | Resonant Circuits | 12 |
| V | Three phase Circuits | 12 |
| Revision and Test | 12 | |
| Total | 75 | |
Rationale:
Electric circuit analysis is the process of finding the voltages across, and the currents through, every component in the network. There are many different techniques for calculating these values. This subject is course on the basics of Network Analysis, introduction to network elements and explained all the possible method for finding voltage and current across any network Component with DC, single phase AC and 3 phase ac sources. It aims at making the student conversant with different techniques of solving the problems in the field of Electric circuits and analysis.
Objectives:
The students should be able to:
- Explain the concept of electrostatics and capacitance effect and analyze different Circuit Elements, Energy Sources and analysis of Network by Kirchhoff’s Laws.
- Analyze the concept of Node and Mesh Analysis; analyze different theorems for dc circuits.
- Analyze single phase circuits using resistor, inductor & capacitor elements.
- Explain and analyze series and parallel resonant behavior of a circuit.
- Analysis of balanced three phase ac circuit and three phase power measurement
DETAILED SYLLABUS
CONTENTS
UNIT I (14)
(a) ELECTROSTATICS
Electric Flux-Electric Flux Density-electric Field Intensity-electric potential-Coulomb’s laws of electrostatics-concept of capacitance - Relationship between Voltage, Charge and capacitance – energy stored in a capacitor – capacitors inseries and in parallel – Simple Problems in above topics.
(b) D C CIRCUITS
Basic concepts of current, emf, potential difference, resistivity, temperature–coefficient of resistance – Ohm’s Law application of Ohm’s law – work, power energy – relationship between electrical, mechanical and thermal units – resistance –series circuits – parallel and Series parallel circuits – Kirchhoff’s laws –Simple Problems in the above topics.
UNIT II (12)
CIRCUIT THEOREMS
Mesh equations – Nodal equations – star/delta transformations – Super position theorem–Thevenin’s theorem–Norton’s theorem – Maximum power transfer theorem. (Simple Problemsin DC circuits only)
UNIT III (13)
SINGLE PHASE CIRCUITS
‘j’notations – rectangular and polar coordinates–Sinusoidal voltage and current – instantaneous, peak, average and effective values – form factor and peak factor(derivation for sine wave) – pure resistive, inductive and capacitive circuits –RL,RC, RLC series circuits – impedance – phase angle – phasor diagram – power and power factor – power triangle – apparent power, active and reactive power – parallel circuits(two branches only) - Conductance, susceptance and admittance – Simple problems onall above topics.
UNIT IV (12)
RESONANT CIRCUITS
Series resonance – parallel resonance (R,L&C; RL&C only) –quality factor – dynamic resistance – comparison of series andparallel resonance – Simple Problems in the above topics –Applicationsof resonant circuits
UNIT V (12)
THREE PHASE CIRCUITS
Three phase systems-phase sequence –necessity of three phasesystem–concept of balanced and unbalanced load - balanced star&delta connected loads – relation between line and phasevoltages and currents – phasor diagram – three phase power andpower factor measurement by single wattmeter and two wattmeter methods – Simple Problems in all above topics.
REFERENCE BOOKS:
1. Electric Circuit Theory - Dr.M.Arumugam, Dr.N.Premkumaran – Khanna Publishers,New Delhi
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 332
Semester: III
Subject Title: ELECTRICAL MACHINES - I
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| ELECTRICAL MACHINES - I | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | D C Generators | 13 |
| II | D C Motors | 13 |
| III | Single Phase Transformers | 12 |
| IV | Three Phase Transformers | 13 |
| V | Storage Batteries | 12 |
| Revision and Test | 12 | |
| Total | 75 | |
Rationale:
This subject is classified under core technology group which intends to teach the facts, concepts, principles of electrical machines, such as DC generators, DC motors, single & three phase transformers and DC electrical source (battery). Student will be able to analyze the characteristics of DC generators and motors, Transformers, battery & Qualitative parameters of these static and dynamic machines. These machines are used in transmission, distribution and utilization systems.
Knowledge gained by students will be helpful in study of technological subjects such as utilization of electrical energy, switchgear & protection, manufacturing processes & maintenance of electrical machines.
Objectives:
The students should be able to:
- Know the constructional details & working principles of dc machines and transformers.
- Evaluate the performance of dc generators, motors & transformers.
- Decide the suitability of dc generator, motor & transformer for particular purpose.
- Write the specifications of dc machines & transformers as per requirement.
- Know the constructional details, working principle, testing and capacity of battery.
DETAILED SYLLABUS
CONTENTS
UNIT I (13)
D C GENERATORS
Review of electromagnetic induction – Faraday’s laws – Fleming’s right hand rule – Principle of operation of D.C. generators – Construction of D.C. generators – Field system– Types of armature windings – Principles of lap and wave windings – EMF equation – Types of D.C. generators – Building up of voltage of D.C. Shunt generators -
No load characteristics ofShunt generator – Determination of critical field resistance – Causes of failure to build-up voltage and remedy – Load characteristics of series and shunt generators – load characteristics of cumulatively and differentially compounded generators – Applications – Simple Problems in above topics – armature reaction – methods of compensating armature reaction – process of commutation – sparking in commutators – methods of improving commutation.
UNIT II (12)
D C MOTORS
Principle of operation of D.C. Motors – Fleming’s left hand rule – Construction – Back emf – Torque equation – Types of motors – Torque-current, Speed-current, Speed-Torque
characteristics of different motors – Speed control of DC motors – Field control and armature control– necessity of Starters– 3 Point and 4 Point starters – losses in D.C. Machines – Testing of D.C. machines – Predetermination of efficiency of motor and generator by Swinburne’s test – Simple Problems in above topics – Applications of D.C. Motors.
UNIT III (14)
SINGLE PHASE TRANSFORMERS
Principle of operation – Constructional details of core, shell type transformers – coil assembly – EMF Equation – Voltage ratio – Transformer on No load – Transformer on load – Current ratio – Phasordiagram on no load and on load at different power factors – O.C. test, S.C. test – Determination of equivalent circuit constants– Determination of voltage regulation and efficiency – Condition for maximum efficiency – All day efficiency – Simple Problems on the above topics - polarity test– Parallel operation of single phase transformers– Auto transformer – principle – saving of copper – applications.
UNIT IV (12)
THREE PHASE TRANSFORMERS
Three phase Transformer construction – Types of connections – Star-star, Star-Delta, Delta-Star, Delta-delta connections – Scott connection - V connection of transformer – Parallel operation of threephase transformers –grouping of transformers– Conditions – Phasing out test – Pairing of transformer - Load sharing of transformers with equal and unequal ratings –Cooling of transformers – Various cooling arrangements – Transformer accessories – conservator – breather – explosion vent – Bucholz relay–ON load and OFF load tap changer – Transformer oil tester – Acidity test -– Earthing – Measurement of earthresistance.
UNIT V (12)
STORAGE BATTERIES
Classification of cells –construction – chemical action and physical changes during charging , discharging - internal resistance and specific gravity of lead acid, nickel iron and nickel cadmium cells – indication of fully charged and discharged battery –defects and their remedies – capacity – methods of charging – maintenance – applications.
REFERENCE BOOKS:
- A Text Book Of Electrical Technology Vol II - B.L. Theraja - S.Chand&Co.New Delhi
- Electrical Technology - Edward Hughes - Addision – Wesley International Student Edition
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 333
Semester: III
Subject Title: ELECTRONIC DEVICES & CIRCUITS
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| ELECTRONIC DEVICES & CIRCUITS | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Semiconductor and Diodes | 13 |
| II | Bipolar Junction Transistor | 12 |
| III | Transistor oscillators and FET and UJT | 14 |
| IV | SCR,DIAC,TRIAC and MOSFET | 13 |
| V | Opto-Electronic Devices and Wave shaping Circuits | 13 |
| Revision and Test | 10 | |
| Total | 75 | |
Rationale:
Every Electronics Engineer should have sound knowledge about the components used in Electronics Industry. This is vital in R&D Department for chip level troubleshooting. To meet the industrial needs, diploma holders must be taught about the most fundamental subject, Electronic devices and Circuits. By studying this subject, they will be skilled in handling all types of electronic devices and able to apply the skill in electronics system.
Objectives:
On completion of the following units of syllabus contents, the students must be able to study
- The working principle of PN junction diode and transistor
- Understand the working principle of different types of rectifiers Understand the different
- Transistor configurations Differentiate various types of amplifiers
- Study the performance of special devices like UJT, FET Study the performance of different
- Transistor oscillators Study the performance of SCR, DIAC, and TRIAC
- Study the performance and types of MOSFET
- Study the different modes of operations of MOSFET
- Know the construction and working principle of optoelectronic devices Study the performance of solar cell with principle and applications
- Explain the concept of wave shaping circuits
- Study the working principle of clippers and clampers
DETAILED SYLLABUS
CONTENTS
Unit I (13)
Semiconductor and Diodes:
Semiconductor-Definition, classification, intrinsic and extrinsic N type & p type – drift current &diffusion current diodes – PN junction diode – forward and Reverse bias characteristics – specification – zener diode construction & working Principle-characteristics-zener break down-avalanche break down- zener Diode as a voltage regulator –applications- specifications
Rectifier – introduction-classification of rectifiers-half wave rectifier-full wave rectifier(center tapped, bridge)-(no mathematical equations) - comparison - Applications-filters-C, LC and PI filters
Unit II (12)
Bipolar junction Transistor:
Transistor – NPN and PNP transistor – operation-transistor as an amplifier- transistor as a switch – transistor biasing – fixed bias, collector base bias, self bias – CB,CE,CC configurations – characteristics - comparison between three configurations in terms of input impedance, output impedance, current gain, voltage gain – classification of amplifiers- RC coupled amplifier – emitter follower and its application – negative feedback concept, effect of negative feedback – types of negative feedback connections
Unit III (14)
Transistor Oscillators and FET and UJT:
Transistors oscillator – classifications – condition for oscillators(Barkhausen Criterion) – General form of LC oscillator - Hartly oscillator – Colpitts oscillator – RC phase shift oscillator, Crystal Oscillator.
Field Effect Transistor – construction – working principle of FET – difference between FET and BJT – classification of FET – characteristics of FET – Applications – FET amplifier (common source amplifier) - Unijunction Transistor – construction – equivalent circuit – operation – characteristics – UJT as a relaxation oscillator
Unit IV (13)
SCR, DIAC, TRIAC & MOSFET:
SCR – introduction – working – comparison between SCR and transistor – VI characteristics – SCR as a switch, controlled rectifier – TRIAC working principle Characteristics – DIAC – characteristics – DIAC as bi- directional switch.
MOSFET – types & characteristics of both N,P channel MOSFET- Characteristics of enhancement and depletion mode MOSFET – MOSFET as a switch. Mention of applications of SCR,TRIAC,DIAC and MOSFET
Unit V (13)
Opto-Electronics Devices and wave shaping circuits:
Classification of opto-electronic devices – symbols, Characteristics, working of LDR, LED, 7 segment LED and LCD– optocoupler - Photo transistor.
Clipper, Clamper Circuits and waveforms only – Solar Cell Principles – Mention of ApplicationsAstable, and MonostableMultivibrators using transistor - Schmitt Trigger using transistor.
REFERENCE BOOKS:
- Electronics Devices & Circuits - Salivahanan S, N.Suresh Kumar, A.Vallavaraj -Tata McGraw Publication - 3rd Edition 2016
- Electronic Principles – Malvino -Tata McGraw Hill Publication – 2010
- Electronic Devices & Circuits - Allen Mottershed - PHI
- Electronics Devices & Circuits - Jacob Millman and Halkias -Tata McGraw Hill – publication - 3rd Edition 2010
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 334
Semester: III
Subject Title: ELECTRICAL CIRCUIT AND MACHINES PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| ELECTRICAL CIRCUIT AND MACHINES PRACTICAL | 6 | 90 | 25 | 75 | 100 | 3 Hrs |
LIST OF EXPERIMENTS
- a) Verification of Superposition Theorem with two different DC voltages for a common load.
- a) Verification of Norton’s Theorem with DC supply.
- Measure the power in RLC series circuit. Calculate the power factor and draw the phasor diagram.
- Construct RLC Circuit for Series Resonance and draw the Frequency versus Impedance curve.
- No Load and Load characteristics of self-excited DC shunt Generator.
- Load Characteristics of self-excited DC series Generator.
- Load Test on DC shunt motor and draw the Performance Curves.
- Load Test on DC series motor and draw the performance curve.
- Predetermine the efficiency of DC machine by Swinburn’s test.
- Load Test on DC Compound Motor and draw the performance curve.
- Speed Control of DC Shunt motor by
b) Field control method.
- Load Test on a Single phase Transformer.
- Load test on a Three-Phase Transformer.
- Predetermination the efficiency and regulation of a Single phase Transformer by conducting OC and SC test.
- Find the equivalent circuit constants of a Single phase Transformer by conducting OC and SC tests.
- Connect two single phase transformer for parallel operation by conducting Polarity test.
QUESTION PATTERN
| S.No | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Circuit Diagram | 20 |
| 2 | Connections and Proceedings to the experiment | 25 |
| 3 | Reading/ Calculation / Graph/Result | 25 |
| 5 | Viva Voce | 05 |
| TOTAL | 75 |
LIST OF EQUIPMENTS
| 1. | DC Shunt Motor 3/5 KW (or more) with loading arrangement | 2 |
| 2. | DC Series Motor 3/5 KW (or more) with loading arrangement | 1 |
| 3. | DC Compound Motor 3/5 KW (or more) with loading arrangement | 1 |
| 4. | DC Shunt Generator 3/5 KW (or more) coupled with prime mover | 1 |
| 5. | DC Series Generator 3/5 KW (or more) coupled with prime mover | 1 |
| 6. | 1 phase Transformer 1KVA (or more) 220V/110V | 3 |
| 7. | 3 phase Transformer 1KVA (or more) 440V/220V | 1 |
| 8. | 1 phase Variac 15 amps | 3 |
| 9. | 3 phase Variac 15 amps | 1 |
| 10. | Dual Regulated Power Supply 0-30V/2A | 2 |
| 11. | Single Regulated Power Supply 0-30V / 2A | 2 |
Note: Equipments to be in the electrical machines laboratory
- Electrical circuits and machines practical
- Electrical machines and instrumentation practical.
| 1. | Single phase Resistive Load 3/5 KW, 220V | 2 |
| 2. | Three Phase Resistive Load 3KW,415V | 1 |
| 3. | Tachometer Analog type | 2 |
| 4. | Tachometer Digital | 1 |
| 5. | Rheostat – various ranges 50?/5A,100 ?/5A, 300 ?/2A, 600 ?/2A (orequivalent) | 15 |
| 6. | AC Ammeter – various ranges 0-500mA,0-1/2A, 0-5/10A,0-10/20A (or equivalent) | 12 |
| 7. | DC Ammeter – various ranges 0-500mA, 0-2A,0-5A,0-10A,0-15/30A (orequivalent) | 15 |
| 8. | DC Voltmeter – 0-5/10V, 0-30V, 0-300V | 10 |
| 9. | AC Voltmeter – 0-75V, 0-150V, 0-300V, 0-600V | 10 |
| 10. | Wattmeter – various ranges LPF 150/300/600V 2.5A/5A,1/2.5A | 6 |
| 11. | Wattmeter – various ranges UPF 75/150/300,5/10A | 6 |
| 12. | Wattmeter – various ranges UPF 150/300/600V 10/20A | 8 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 335
Semester: III
Subject Title: ELECTRONIC DEVICES & CIRCUITS PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| ELECTRONIC DEVICES & CIRCUITS PRACTICAL | 6 | 90 | 25 | 75 | 100 | 3 Hrs |
LIST OF EXPERIMENTS
Note:
- Each student must possess his own multimeter and a quality soldering iron
- At least 10 experiments should be constructed using breadboard/soldering
- Different value of components should be given for each batch of students
STUDY EXPERIMENT (Not for Examination)
Identify and check the working condition of passive & active components and switches
List of experiments to be conducted
- Construct and plot the VI characteristics of PN junction diode and find the cut-in voltage.
- Construct and plot the VI characteristics of Zener diode and find the break down voltage.
- Construct and plot the regulation characteristics (by varying either load or line voltage) of Half wave rectifier with and without filters.
- Construct and plot the regulation characteristics (by varying either load or line voltage) of Full wave rectifier with and without filters.
- Construct and plot the regulation characteristics (by varying either load or line voltage) of Bridge rectifier with filters.
- Construct and draw the Input and output characteristics of CE Transistor configuration and find its input & output resistance.
- Construct and draw the frequency response of RC coupled amplifier and determine the 3-db bandwidth.
- Construct and plot the drain characteristics of JFET and find its pinch off voltage.
- Construct and plot UJT characteristics and find its Ip and Vv.
- Construct and draw SCR characteristics and find its break over voltage.
- Construct and plot the DIAC and TRIAC characteristics.
- Construct a positive and biased diode clipper and clamper waveforms.
- Conduct experiments to draw the characteristics of LDR and a photo transistor.
- Perform an experiment to produce Astable multi vibrations using transistor. Draw the output wave forms Verify the output frequency with its theoretical value. Repeat the procedure for two more values.
- Perform an experiment to control the speed control of a fan motor using DIAC and TRIAC.
QUESTION PATTERN
| S.No | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Circuit Diagram | 20 |
| 2 | Connections | 25 |
| 3 | Execution & Handling Of Equipment | 15 |
| 4 | Output /Result | 10 |
| 5 | Viva Voce | 05 |
| TOTAL | 75 |
LIST OF EQUIPMENTS
| 1. | DC Regulated power supply | 0-30V, 1A | 10 |
| 2. | High Voltage Power Supply | 0-250V, 1A | 2 |
| 3. | Signal Generator | 1MHz | 4 |
| 4. | Dual trace CRO | 20 MHz / 30MHz | 5 |
| 5. | Digital Multi meter | - | 10 |
| 6. | DC Voltmeter (Analog/Digital) | Different Ranges | 15 |
| 7. | DC Ammeter (Analog/Digital) | Different Ranges | 15 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 336
Semester: III
Subject Title: ELECTRICAL WORKSHOP PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| ELECTRICAL WORKSHOP PRACTICAL | 3 | 45 | 25 | 75 | 100 | 3 Hrs |
LIST OF EXPERIMENTS
PART - A
- Familiarization of tools used for electrical repair works and personal protection equipments.
- Dismantling of Electrical iron box, identifying the parts, checking the conditions, assembling and testing.
- Dismantling of Mixer Grinder, identifying the parts, checking the conditions, assembling and testing.
- Dismantling of Wet Grinder, identifying the parts, checking the conditions, assembling and testing.
- Assembling and testing of 15 watts LED light.
PART - B
- Control three lamps with individual switch and provide MCB for master control.
- To prepare a wiring circuit to check the availability of R/Y/B phases using one
- Stair case wiring for G+3 floors.
- Wiring and troubleshooting the Fluorescent Tube light.
- Design and implement a test board with indicator lamp, fuse unit to test electrical appliances
LIST OF EQUIPMENTS
| S.No | Description | Specification | QUANTITY REQUIRED |
| 1 | Tools: Screw driver, Cutting pliers, Wire Stripper, Hammer,Spanner set, Line Tester, Nose pliers. | Req.Qty | |
| 2 | Personal Protective Equipments: Safety helmet, Google, Safety gloves, Nose mask, Ear plug, Safety Belt. | Req.Qty | |
| 3 | Automatic Iron Box | Req.Qty | |
| 4 | Wet Grinder | Req.Qty | |
| 5 | Mixer Grinder | Req.Qty | |
| 6 | LED Light, PCB, Driver Circuit and Outer Cover | Req.Qty | |
| 7 | Push button switch | 250V/5A | Req.Qty |
| 8 | 2 plate ceiling rose | 250V/5A | Req.Qty |
| 9 | Fluorescent tube light with electronic | 40W | Req.Qty |
| 10 | choke and holder | Req.Qty | |
| 11 | Two way flush type switch | 250V/5A | Req.Qty |
| 12 | Wooden box | 30 cm*15cm | Req.Qty |
| 13 | PVC pipe | ¾”/1″ | Req.Qty |
| 14 | Saddle clips | ¾”/1 ″ | Req.Qty |
| 15 | Copper wire | 2.5 Sq.Mm, | Req.Qty |
| 16 | Copper wire | 1.5 Sq.Mm | Req.Qty |
| 17 | 1” junction box | 1way,2way,3way | Req.Qty |
| 18 | Screws | Req.Qty |
QUESTION PATTERN
PART - A
| S.No | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Connection Diagram | 10 |
| 2 | Tools Required | 10 |
| 3 | Dismantling and Assembling Procedure | 30 |
| 4 | Testing | 20 |
| 5 | Viva Voce | 05 |
| TOTAL | 75 |
PART - B
| S.No | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Wiring diagram /Design | 20 |
| 2 | Execution | 40 |
| 3 | Result | 10 |
| 4 | Viva Voce | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 337
Semester: III
Subject Title: COMPUTER APPLICATION PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| COMPUTER APPLICATION PRACTICAL | 4 | 60 | 25 | 75 | 100 | 3 Hrs |
GUIDELINES:
- All the experiments given in the list of experiments should be completed and all the experiments should include for the end semester practical examination.
- The computer systems should be 1:1ratio for practical classes.
LIST OF EXPERIMENTS
SECTION – I
GRAPHICAL OPEARTING SYSTEM
Introduction to GUI OS; Features and various versions of GUI OS & its use; Working with GUI OS; My Computer & Recycle bin ; Desktop, Icons and Explorer; Screen description & working styles of GUI OS; Dialog Boxes & Toolbars; Working with Files & Folders; simple operations like copy, delete, moving of files and folders from one drive to another, Shortcuts &Autostart; Accessories and Windows Settings using Control Panel- setting common devices using control panel, modem, printers, audio, network, fonts, creating users, internet settings, Start button & Program lists; Installing and Uninstalling new Hard ware & Software program on your computer - Copying in CD/DVD settings – Recording Audio files.
Exercises
1. a) Installing screen saver and change the monitor resolution by 1280X960
b) Setting wall papers
c) Creating, moving, deleting and renaming a folder
d) Copy, paste and cut a folder/file
e) Displaying the properties for a file or folder
2. a) Restoring files and folders from Recycle bin
b) Creating short cuts for folder/file
c) Finding a file or folder by name
d) Selecting and moving two or more files/folders using mouse
e) Sorting folders/files.
WORD PROCESSING
- Introduction to Word Processing – Examples- Creation of new documents, opening document,
- Insert a document into another document. Page setup, margins, gutters, font properties, Alignment, page breaks, header footer deleting, moving, replace, editing text in document. Saving a document, spell checker.
- Printing a document. Creating a table, entering and editing, Text in tables. Changing format of table, height width of row or column. Editing, deleting Rows, columns in table. Borders, shading, Templates, wizards, drawing objects, mail merge.
3. Create the following table and perform the operations given below
4. Create a standard covering letter and use mail merge to generate the customized letters for applying to a job in various organizations. Also, create a database and generate labels for the applying organizations.5. Create a news letter of three pages with two columns text. The first page contains some formatting bullets and numbers. Set the document background colour and add ‘confidential’ as the watermark. Give the document a title which should be displayed in the header. The header/ footer of the first page should be different from other two pages. Also, add author name and date/ time in the header. The footer should have the page number.
SPREADSHEET
Introduction to Analysis Package – Examples - Concepts of Workbook & Worksheets; Using Wizards; Various Data Types; Using different features with Data, Cell and Texts; Inserting, Removing & Resizing of Columns & Rows; Working with Data & Ranges; Different Views of Worksheets; Column Freezing, Labels, Hiding, Splitting etc.; Using different features with Data and Text; Use of Formulas, Calculations & Functions; Cell Formatting including Borders & Shading; Working with Different Chart Types; Printing of Workbook & Worksheets with various options.
Exercises
6. Create a result sheet containing Candidate's Register No., Name, Marks for six subjects. Calculate the total and result. The result must be calculated as below and failed candidates should be turned to red.
- Result is Distinction if Total >= 70 %
- First Class if Total > = 60 % and < 70 %
- Second Class if Total >= 50 % and < 60 %
- Pass if Total >= 35 % and < 50 %
- Fail otherwise
7. Create a table of records with columns as Name and Donation Amount. Donation amount should be formatted with two decimal places. There should be at least twenty records in the table. Create a conditional format to highlight the highest donation with blue color and lowest donation with red colour. The table should have a heading.
8. Create line and bar chart to highlight the sales of the company for three different periods for the following data.
SALES BAR CHART
SECTION – II
DATABASE
Introduction – Menus – Tool bar – Create – Edit – Save – Data types – Insert – Delete – update – View – Sorting and filtering – Queries – Report – Page setup – Print.
Exercises
9. Create Database to maintain at least 10 addresses of your class mates with the following constraints
- Roll no. should be the primary key.
- Name should be not null
- To find the details of distinction student
- To find the details of first class students
- To find the details of second class students
11. Design a report for the above exercise to print the consolidated result sheet and mark card for the student.
PRESENTATION
Introduction - Opening new presentation, Parts of PowerPoint window – Opening -Saving and closing presentations - Features of PowerPoint, Background design, Word art, Clip art, Drawings,3D settings - Animations, Sound, Views, types of views - Inserting and deleting slides, arranging slides, slides show, rehearsal, setup show, custom show - Creating custom presentations, action setting, auto content wizard, working with auto content wizard
Exercises
12. Make a marketing presentation of any consumer product with at least 10 slides.
Use different customized animation effects on pictures and clip art on any four of the ten slides.
13.Create a Presentation about our institution or any subject with different slide transition with sound effect.
INTERNET
Introduction – Getting acquainted with Internet Connection - Browsers – Website URL - Open a website – Net Browsing - Email: Creating E-mail id – Sending , receiving and deleting E-mail -Email with Attachments – CC and BCC - Chatting – Creating Group mail - Google docs – Search Engines – Searching topics.
Most Popular Social Networking Sites: History – Features – Services – Usage of Face book,Twitter and Linkdln.
Transferring data through wifi / bluetooth among different devices.
Introduction to cybercrime – Software Piracy – Viruses – Antivirus Software
Exercises
14. Create an e-mail id and perform the following
- Write an e-mail inviting your friends to your Birthday Party.
- Make your own signature and add it to the e-mail message.
- Add a word attachment of the venue route
- Send the e-mail to at least 5 of your friends.
16. Find out the direction and distance about road travel from Delhi to Agra using google maps. Also make a report of the Map and other details like places of interest / Hotels to stay. Write your experience and create this as a blog.
LIST OF EQUIPMENTS
Hardware Requirements:
- Computers – 36Nos
- Intel Core i3 Processor with 500 GB Hard Disk, 2 MB RAM 14” Monitor
- Projector – 1 Nos
- Laser Printer – 1 No
- Internet Connection – Minimum of 512 KB
Software Requirement
- Any GUI Operating System
- Open Source Software / MS- Office
QUESTION PATTERN
PART - A
| S.No | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Writing Procedure – One Question from Section A | 15 |
| 2 | Demonstration | 15 |
| 3 | Results with Printout | 05 |
| 4 | Writing Procedure – One Question from Section A | 15 |
| 5 | Demonstration | 15 |
| 6 | Results with Printout | 05 |
| 7 | Viva Voce | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 341
Semester: IV
Subject Title: ELECTRICAL MACHINES - II
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| ELECTRICAL MACHINES - II | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Alternator principles and construction | 13 |
| II | Alternator performance and testing | 13 |
| III | Three phase induction motor | 12 |
| IV | A)Single phase induction motor B) Synchronous motor |
13 |
| V | A)Special AC machines B)Special DC machines |
12 |
| Revision and Test | 12 | |
| Total | 75 | |
RATIONALE:
This subject is classified under core technology group intended to teach students facts, concepts, Principles of electrical machines such as induction motor, alternator and synchronous motor. Student will be able to analyze the characteristics and qualitative parameters of these machines. These machines are widely used in industries and for generation of electricity. The knowledge gained by the student is useful in the study of technological subjects such as Utilization System, Manufacturing Processes and Testing and Maintenance of Electrical machines. The knowledge and skills obtained will be helpful in discharging technical functions such as Supervision, controlling and as R & D technician.
OBJECTIVES
The students should be able to Study
1.Alternator Principle, Construction, Types, EMF Induced and cooling Performance of an Alternator, Testing, Characteristics, parallel operation, Load sharing etc.,
2.3-Φ Induction Motor, Principle, Construction, Types, Characteristics and Applications, starting Methods.
3.1-Φ Motor types, Construction, Characteristics and Applications Synchronous Motor, Starting, Construction, Characteristics and Applications Special AC machines and DC machines Construction, Characteristics and Applications
DETAILED SYLLABUS
CONTENTS
UNIT I (13)
ALTERNATOR PRINCIPLES AND CONSTRUCTION
Basic principle of alternators – Types of alternators –Stationary armature rotating field – advantages of rotating field – Construction details of alternator – Salient pole rotor – Cylindrical type rotor – Types of A.C. armature windings – Types of slots – Full pitch and short pitched windings – Phase spread angle and effect of distribution factor – pitch factor – relation between frequency, speed and number of poles – EMF equation Simple Problems – methods of obtaining sine wave – Critical speed of rotor – Ventilation of turbo alternators – advantages of hydrogen cooling and its precaution – excitation and exciters.
UNIT II (13)
ALTERNATOR PERFORMANCE AND TESTING
Load characteristics of alternators – reason for change interminal voltage –Qualitative treatment of armature reaction forvarious power factor loads – effective resistance – leakage reactance – synchronous reactance, synchronous impedance –Voltage regulation – Determination of voltage regulation by synchronous impedance method (simple problems)- MMFmethod– potier method. Necessity and conditions for parallel operation ofalternators – synchronizing by dark lamp method, bright lamp method ,dark - bright lamp method and synchroscope method–synchronizing current, synchronizing power and synchronizing torque – load sharing of alternators –infinite bus bar
THREE PHASE INDUCTION MOTOR
Rotating magnetic field – Principle of operation of threephase induction motors – slip and slip frequency – comparison between cage and slip ring induction motors –development of phasor diagram – expression for torque in synchronous watts – slip-torque characteristics – stable and unstable region – no load test and blocked rotor test – development of approximate
UNIT III (12)
equivalent circuit – Simple problems on the above topics – simplified circle diagram – determination of maximum torque, slip (problems not required) – starting torque and starting current expression –relationship between starting torque and full load torque – speed control of induction motors. Starters of induction motors – direct on line starter and its merits for cage motors – star delta starter- auto transformer starter -rotor resistance starter – cogging –crawling in induction motor– double cage induction motor-induction generator.
A)SINGLE PHASE INDUCTION MOTOR
Single phase induction motors – not self starting –methods of making itself starting – construction, working principle–phasor diagram-slip torque characteristics- split phase motor - capacitor motor - shaded pole motor - repulsion motor - universal motor – operation of three phase motor with single phase supply.
UNIT IV (13)
B) SYNCHRONOUS MOTOR
Principle of operation –not self starting – methods of starting–effects of excitation on armature current and power factor– ‘V’ curve and inverted ‘V” curve of synchronous motor -the phenomenon of hunting and prevention of hunting by damper winding – comparison between synchronous motor and three phase induction motor -applications –problem on powerfactor improvement
UNIT V (12)
A)SPECIAL AC MACHINES
Permanent magnet Synchronous motors – Construction and performance – Advantages – Applications –Synchros –Constructional features – Control Transmitter – Control receiver – Applications of synchros– A.C. Servo motors – Two phase A.C. Servo motor – Linear induction motor.
B)SPECIAL DC MACHINES
Permanent Magnet D.C. Motor – Construction–Working principle – Speed control – Advantages – Applications – Servo motors – D.C. Servomotors – Stepper motors – Variable reluctance stepper motor – Permanent magnet stepper motor.
REFERENCE BOOKS:
- A Text Book Of Electrical Technology -Vol II - B.L. Theraja, S.Chand& Co. New Delhi
- Electrical Technology - Edward Hughes Addision – Wesley International Student
- Electrical Machines – Nagarath - TMH Publications
- Electrical Machines – Bhattacharya - TMH Publications Edition
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 342
Semester: IV
Subject Title: MEASUREMENTS AND INSTRUMENTATION
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| MEASUREMENTS AND INSTRUMENTATION | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Classification and Characteristics of Instruments | 15 |
| II | Measurement of current Voltage and Resistance | 15 |
| III | Measurement of Power and Energy | 12 |
| IV | Measurement of Power factor Frequency and Phase difference | 12 |
| V | Measurement of L,C and waveforms | 12 |
| Revision and Test | 09 | |
| Total | 75 | |
Rationale:
Measurement is the basic and primary operation, the result of which is used only to describe the system and hence treated as an independent operation. Automation of any kind begins with the measurement of certain system parameters; In fact, industrial growth moves hand in hand with the growth of the measurement of Science and technology. Therefore it is highly essential for Electrical students to study about the measurement of various electrical parameters in a system and the construction and working of different instruments used in measurement of such parameters.
Objectives:
- To define basic measurement terms.
- To learn about various operating forces and effects used in instruments.
- To study the construction and working of Moving coil and Moving Iron instruments, CT and PT and electrostatic voltmeter.
- To understand the measurement of resistance using different means.
- To study Single phase and Three phase power measurement using wattmeter.
- To study the construction and working of single phase, three phase energy meter and study about calibration
- To study the construction and working of Power factor meters, and phase sequence indicators.
- To study about the frequency measurement using different types of frequency meters.
- To learn about the measurement of inductance and capacitance using bridges.
- To study about CRO and its applications.
DETAILED SYLLABUS
CONTENTS
UNIT I (15)
Classification and Characteristics of Instruments
General - Definition of Measurement – functions of Measurement system (Indicating, Recording and controlling function) – Applications of measurement systems – classification – Absolute and secondary instruments – Indicating Recording and Integrating Instruments –Analog and Digital – Definition of True value, accuracy, precision, error and error correction – Instrument efficiency – Effects used in instruments – operating forces – Deflecting, controlling and damping forces – constructional detailsof moving system – Types of Supports - Balancing – Torque weight ratio – control system (spring control and gravity control) Damping systems – Magnets – pointers and scales
UNIT II (15)
MEASUREMENT OF CURRENT, VOLTAGE AND RESISTANCE
Types of Instruments – construction, working and torque equation of moving coil, Moving iron, dynamometer type (Shaded pole) Instruments – Extension of instrument range using shunts and multipliers. (Calculation, requirements and simple problems).
Tong tester – Electrostatic voltmeter – Rectifier type instruments – Instruments transformers CT and PT – Testing, Errors an characteristics of CT and PT - Classification of Resistance – measurement using conventional method – (Ammeter – voltmeter method) Measurement of low resistance using Kelvin’s Bridge ohmmeter – measurement of Medium resistance using Wheatstone bridge – High resistance using Megger - earth resistance- – using Earth tester – Multimeters.
UNIT III (12)
MEASUREMENT OF POWER AND ENERGY
Power in D.C and A.C Circuits – watt meters in powermeasurement – Electrodynamometer type and LPF watt meters – Three phase power measurement using Three phase wattmeter-Reactive power measurement in balanced load - Measurement of Energy in AC circuits – Single phase and Three phase energy meters construction and operation – Errors and Error correction – calibration using RSS meter - Digital Energy meter.
UNIT IV (12)
MEASUREMENT OF POWER FACTOR, FREQUENCY ANDPHASE DIFFERENCE
Power factor meters – single phase and Three phase Electro dynamometer type – construction and working – phase sequence Indicator – phase difference measurement using synchroscope –Tri-vector meter – Merz price maximum demand Indicator. Frequency measurement – Frequency meter – Weston type – Digital Frequency meter – (Simplified Block diagram
UNIT V (12)
MEASUREMENT OF L,C AND WAVEFORMS
Measurement of Inductance – Maxwell’s Inductance bridge – Andersons bridge – Measurement of capacitance using Schering bridge.CRO – Block diagram – CRT – Applications -Measurements of voltage, frequency and phase difference using CRO - Time base and synchronization – Dural trace CRO – Digital storage oscilloscope – Block diagram
REFERENCE BOOKS:
- A Course in Electrical and Electronics Measurements and Instrumentation -
- A.K. Sawhney, PuneetSawhney - DhanpatRai& Co (P) Ltd., New Delhi 1993
- Electronics and Instrumentation - Dr.S.K.Battachariya,Dr. RenuVig - S.K. Kataria& Sons, New Delhi
- A course in Electrical and Electronic Measurement and Instrumentation –
- UmeshSinha - SatyaPrakashan New Delhi
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 343
Semester: IV
Subject Title: DIGITAL ELECTRONICS
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| DIGITAL ELECTRONICS | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Number System, Boolean Algebra, Logic Gates and Digital Logic Families | 13 |
| II | Combinational Logic | 13 |
| III | Sequential Logic | 13 |
| IV | Memory Devices | 12 |
| V | Microprocessor – 8085 | 12 |
| Revision and Test | 12 | |
| Total | 75 | |
RATIONALE:
The subject of Digital Electronics holds applications in all branches of engineering. This subject will impart in depth knowledge of Number systems, Logics of Combinational & Sequential circuits and also about various & recent Memory devices and microprocessor. The concept of Digital Electronics will be implemented in all processor.
OBJECTIVES:
- To understand various Number System.
- To understand basic Boolean postulates and laws.
- To understand the De-Morgan’s theorem.
- To understand the concept of Karnaugh Map.
- To Learn about Basic logic Gates.
- To Study about Boolean techniques.
- To learn the different digital logic families
- To learn arithmetic circuits-adder/subtractor, BCD adder.
- To understand the encoder/decoder & MUX / DEMUX
- To understand the concept of parity Generator, and checkers.
- To understand various types of flip-flops.
- To understand various types of counters and shift registers.
- To understand the concept of RAM & ROM and its types.
- To understand the history and need of Microprocessor.
- To understand the internal architecture details of 8085 Microprocessor.
- To know the instruction set of 8085
- To understand Interrupt Structure of 8085
DETAILED SYLLABUS
CONTENTS
UNIT I (7)
NUMBER SYSTEM AND BOOLEAN ALGEBRA
Binary, Octal, Decimal, Hexadecimal - Conversion from one to another. Binary codes – BCD code, Gray code, Excess 3 code. Boolean Algebra- Boolean postulates and laws- De-Morgan’s theorem Simplification of Boolean expressions using Karnaugh map (up to 4variables-pairs, quad, octets)- Don’t care conditions and constructing the logic circuits for the Boolean expressions.
LOGIC GATES AND DIGITAL LOGIC FAMILIES: (6)
Gates – AND, OR, NOT, NAND, NOR, EX-OR, EX-NOR – Implementation of logic functions using gates - Realization of gates using universal gates- Simplification of expression using Boolean techniques- Boolean expression for outputs. Digital logic families –Fan in , Fan out, Propagation delay - TTL,CMOS Logics and their characteristics - comparison and applications –Tristate logic.
UNIT II (13)
COMBINATIONAL CIRCUITS
Arithmetic circuits - Binary – Addition, subtraction, 1’s and 2’s complement - Signed binary numbers- Half Adder- Full Adder- Half Subtractor – Full Subtractor- Parallel and serial Adders- BCD adder.
Encoder and decoder – 3 to 8 decoder, BCD to seven segment decoder- Multiplexer-basic 2 to 1 MUX, 4 to 1 MUX, 8 to 1 MUX - applications of the MUX – Demultiplexer – 1 to 2 demultiplexer, 1 to 4 demultiplexer, 1 to 8 demultiplexer - Parity Checker and generator.
UNIT III (13)
SEQUENTIAL CIRCUITS
FLIP -FLOPS – SR, JK, T, D FF, JK- MS FF - Triggering of FF – edge &level , Counters – 4 bit Up - Down Asynchronous / ripple counter - Decade counter- Mod 3, Mod 7 counter. 4 bit Synchronous Up - Down counter - Johnson counter, Ring counter
REGISTERS
4-bit shift register- Serial IN Serial OUT- Serial IN Parallel OUT – Parallel IN Serial OUT- Parallel IN Parallel OUT
UNIT IV (12)
MEMORY DEVICES
Classification of memories - RAM organization - Address Lines and Memory Size - Read /write operations- Static RAM - Bipolar RAM cell- Dynamic RAM- SD RAM- DDR RAM.
Read only memory – ROM organization- Expanding memory- PROM- EPROM- and EEPROM - Flash memory- Anti Fuse Technologies.
UNIT V (12)
MICROPROCESSOR – 8085
Evolution of microprocessor 8085 – Architecture of 8085- Evolution of microprocessor 8085 – Architecture of 8085Instruction sets- Addressing modes - Memory mapped I/O and I/O mapped I/O and its Comparison -.Machine cycle – Opcode fetch - memory read- memory write- I/O read, I/O write - Instruction cycle (Timing diagram) for MOV r1, r2 instruction.Interrupts (types & Priorities)
REFERENCE BOOKS:
- Principles of Digital Electronics - K.Meena - PHI – 2011
- Modern Digital Electronics - R.P.Jains - TMH -2003
- Microprocessor architecture programming and Application - Ramesh S. Gaonkar - Wiley Eastern Limited.
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 344
Semester: IV
Subject Title: TRANSDUCERS AND SIGNAL CONDITIONERS
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| TRANSDUCERS AND SIGNAL CONDITIONERS | 4 | 60 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Classification and Sensing elements | 09 |
| II | Passive Transducers | 09 |
| III | Active Transducers | 09 |
| IV | Operational amplifiers | 11 |
| V | Signal conditioners in Industrial Instrumentation | 10 |
| Revision and Test | 12 | |
| Total | 60 | |
RATIONALE
Sensors and transducers are used in automation in construction, domestic appliances industries, transport, space exploration, defense equipment, health services and other applications. Transducers have achieved substantial accuracy and control in Industrial automation; Transducers lie at the heart of instrumentation. Hence it becomes imperative to study about the principles and applications of various types of transducers in a single volume in Diploma level.
OBJECTIVES
- To understand the necessity and advantages of transducer.
- To learn about different types of transducers.
- To study the principle of working of resistive type passive transducers and it’s applications.
- To learn the operation and applications of capacitive and inductive transducer.
- To learn about various active transducers and their applications. To understand the concept of Digital encoding transducers.
- To know the concept of signal conditioning using op.amp
- To study the characteristics and various applications of op.amp.
- To understand the use of signal conditioners in Instrumentation.
- To learn about the selected applications of op.amp in Industrial Instrumentation.
DETAILED SYLLABUS
CONTENTS
UNIT I (09)
CLASSIFICATION AND SENSING ELEMENTS
General – Definition - Necessity - Types - classification based on the principle of operation - Active and passive – Primary and Secondary - Examples in each - Advantages - Primary sensing elements - Bourdon tubes. Bellows – Load cells – Thermistors –Types – construction and operation of Metal Resistance thermometer –Digital encoding transducer
UNIT II (09)
PASSIVE TRANSDUCERS
Resistive Transducer - Strain Gauge - construction and working of Strain gauge - Strain gauge in measurement of displacement - Capacitive transducer and its applications – Liquid level measurement using capacitive transducers – Inductive transducer - Basic structure - proximity sensor - Measurement of pressure using
inductive transducer - Construction and operation of LVDT, RVDT.
UNIT III (09)
ACTIVE TRANSDUCERS
Thermocouple - construction and principle - Measurement of angular velocity using Tachogenerator - Piezoelectric transducers - principle - measurement of pressure and vibrations - Hall effect Transducer - photo voltaic transducers (solar cell) - photo conductive transducer Measurement of radiation using Geiger Muller tube
UNIT IV (11)
OPERATIONAL AMPLIFIERS
Block diagram - DC, AC signal conditioning – operational amplifiers IC 741 – Pin details – Important terms – characteristics of Ideal op amp - inverting and Non inverting mode –Gain – Applications of op. amps - Adders, Subtractor, Scale charger, integrator,
Differentiator, Voltage to current converter - current to voltage converters - Differential amplifiers - Comparators (inverting and non- inverting). – IC 555 Pin details - operation
UNIT V (10)
SIGNAL CONDITIONERS IN INDUSTRIALINSTRUMENTATION
Operational amplifier with capacitive transducer – Operational amplifier as Instrumentation amplifiers – Bridge amplifier – active filters using op.amp - LPF, HPF – LPF as integrator - HPF as differentiator - Clipper, Clamper using op.amp. Successive approximation ADC - R - 2R ladder network DAC - wein bridge oscillator using op.amp - op. amp as Zero crossing Detector
REFERENCE BOOKS
1. Transducers and Instrumentation - DVS Murty - PHI 2009
2. Sensor and Transducers - D. Patranabis - PHI 2011
3. A Course in Electrical and Electronics Measurements and Instrumentation –
A.K.Sawhney, PuneetSawhney - DhanpatRai& Co (P) Ltd., New Delhi 1993
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 345
Semester: IV
Subject Title: ELECTRICAL MACHINES AND INSTRUMENTATION PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| ELECTRICAL MACHINES AND INSTRUMENTATION PRACTICAL | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
LIST OF EXPERIMENTS
- Predetermine the regulation of alternator.
- Load test on 3 phase alternator.
- Synchronisation of 3? alternators.
- Load test on 1 phase induction motor.
- Load test on 3 phase induction motor.
- Determine the equivalent circuit constants of 3 phase induction motor.
- Predetermine the performance of a 3 phase induction motor.
- Improvement of power factor of an induction motor with load.
- Calibration of given ammeter and voltmeter.
- Calibration of given wattmeter.
- Calibration of 3 phase energy meter.
- Measurement of alternator winding resistance using Wheatstone bridge
- Measurement of value of unknown capacitance using Schering Bridge.
- Measurement of value of unknown inductance using Anderson Bridge.
- Displacement measurement using LVDT.
- Measurement of earth resistance by using megger.
LIST OF EQUIPMENTS
| S.NO | LIST OF EQUIPMENTS | QUANTITY REQUIRED |
| 1. | Three Phase Squirrel cage Induction motor 5 HP, 440V,1440 rpm with starting and loading arrangement | 2 |
| 2. | Three Phase Squirrel cage Induction motor 5 HP,440V,1440 rpm without starting and loading arrangement | 1 |
| 3. | Three phase Slip ring Induction motor 5HP, 440V, 940/1450 rpm with starting and loading arrangement | 1 |
| 4. | Single phase induction motor with staring and loading arrangement 2HP, 250V, 10A, 1440 rpm. | 1 |
| 5. | Wheatstone bridge. | 2 |
| 6. | Anderson Bridge. | 2 |
| 7. | Schering Bridge. | 2 |
| 8. | 1 Phase Energy meter induction type, 250V, 10A. | 2 |
| 9. | 3 Phase Energy meter Induction type 440V, 10/20A. | 2 |
| 10. | Earth megger with necessary connecting leads and rods. | 1 |
| 11. | 3 phase Alternator with prime mover. | 2 |
| 12. | Synchronizing panel. | 1 |
| 13. | PF meter (power factor meter). | 2 |
| 14. | LVDT trainer. | 2 |
| 15. | 3 phase capacitor bank rating of 1KVAR, 400/440 V. | 1 |
QUESTION PATTERN
| S.NO | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | CIRCUIT DIAGRAM | 20 |
| 2 | CONNECTIONS AND PROCEEDING THE EXPERIMENT | 25 |
| 3 | READING/CALCULATION/GRAPH/RESULT | 25 |
| 4 | VIVA VOCE | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 346
Semester: IV
Subject Title: INTEGRATED CIRCUITS PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| INTEGRATED CIRCUITS PRACTICAL | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
LIST OF EXPERIMENTS
Note:1. At least 10 experiments should be constructed using breadboard
2. Different parameters should be given for EACH batch of students.
- Verification of truth table of OR, AND, NOT, NOR, NAND, EX-OR gates.
- Realization of basic gates using NAND & NOR gates.
- Realization of logic circuit for a given Boolean expression.
- Half adder, Full adder using IC’s.
- Half subtractor, full subtractor using IC’s.
- Construction and verification of truth table for Decoder/Encoder.
- Multiplexer/De-multiplexer using multiplexer IC’s.
- Parity generator and checker using parity checker/ generator IC’s.
- Construction and verification of truth table for RS, D, T & JK flip-flop.
- 4- bit ripple counter using FF
- Construct a Single digit Decade Counter with 7 segment display.
- Inverting Amplifier and Non inverting Amplifier with AC signal using OPAMP.
- Integrator and Differentiator using Opamp
- Summing amplifier & Differential amplifier using Opamp.
- Astable Multi vibrator using IC 555.
QUESTION PATTERN
| S.NO | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | CIRCUIT DIAGRAM | 20 |
| 2 | CONNECTION | 25 |
| 3 | EXECUTION AND HANDLING OF EXPERIMENT | 15 |
| 4 | OUTPUT/RESULT | 10 |
| 5 | VIVA VOCE | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 347
Semester: IV
Subject Title: LIFE AND EMPLOYABILITY SKILLS LAB
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| Life And Employability Skills Lab | 4 | 60 | 25 | 75 | 100 | 3 Hrs |
Allocation of marks
| Sl. No. | Section | No. of Hours |
| 1 |
Part – A Communication |
30 |
| 2 |
Part – B Entrepreneurship, Project Preparation Productivity, Occupational Safety, Health, Hazard, Quality Tools & Labour Welfare |
20 |
| 3 |
Part – C Environment, Global Warming, Pollution |
10 |
| TOTAL | 60 | |
RATIONALE:
Against the backdrop of the needs of the Industries, as wells as based on fulfilling the expectations of the Industries, the Diploma Level students have to be trained directly and indirectly in toning up their competency levels. Proficiency in Communication only, equips them with confidence and capacity to cope with the employment. Hence, there is a necessity to focus on these in the curriculum. At the end of the Course, the student is better equipped to express himself in oral and written communication effectively.
SPECIFIC INSTRUCTIONAL OBJECTIVES
- Emphasize and Enhance Speaking Skills
- Increase Ability to Express Views & Opinions
- Develop and Enhance Employability Skills
- Induce Entrepreneurship and Plan for the Future
- Expose & Induce Life Skills for Effective Managerial Ability
M 447 - LIFE AND EMPLOYABILITY SKILLS LAB
| Unit | Topics | Activities | Hours |
| I | Communication, Listening, Training, Facing Interviews, Behavioural Skills |
-- instant sentence making -- say expressions/phrases -- self- introduction / another higher official in company |
30 |
| II |
Entrepreneurship, Project Preparation, Marketing Analysis, Support & Procurement |
-- prepare an outline of a project to obtain loan from bank in becoming an entrepreneur -- prepare a resume |
10 |
| III |
Productivity – comparison with developed countries, Quality Tools, Circles, Consciousness, Management, House Keeping |
-- search in the website -- prepare a presentation -- discuss & interact |
05 |
| IV |
Occupational Safety, Health Hazard, Accident & Safety, First- Aid, Labour Welfare Legislation, Welfare Acts |
-- search in the website -- prepare a presentation -- discuss & interact |
05 |
| V |
Environment, Global Warming, Pollution |
-- taking down notes / hints -- answering questions -- fill in blanks the exact words heard |
10 |
LEARNING STRUCTURE 100 Marks
- Focus more on Speaking & Listening Skills
- Attention less on Reading & Writing Skills
- Apply the skills in fulfilling the Objectives on Focused Topics
1. Deductive Reasoning Skills (taking down notes/hints) 10
2. Cognitive Skills (answering questions) 10
3. Retention Skills (filling in blanks with exact words heard) 05
b) Speaking Extempore/ Prepared 30 Marks
1. Personality/Psychological Skills (instant sentence making) 05
2. Pleasing & Amiable Skills (say in phrases/expressions) 05
3. Assertive Skills (introducing oneself/others) 05
4. Expressive Skills (describe/explain things) 05
5. Fluency/Compatibility Skills (dialogue) 05
6. Leadership/Team Spirit Skills (group discussion) 05
c) Writing & Reading 20 Marks
1. Creative & Reasoning Skills (frame questions on patterns) 05
2. Creative & Composing Skills (make sentences on patterns) 05
3. Attitude & Aim Skills (prepare resume) 05
4. Entrepreneurship Skills (prepare outline of a project) 05
d) Continuous Assessment (Internal Marks) 25 Marks
(search, read, write down, speak, listen, interact & discuss)
- Cognitive Skills (Google search on focused topics)
- Presentation Skills & Interactive Skills (after listening, discuss)
Note down and present in the Record Note on any 5 topics 10 Marks
Other activities recorded in the Record note 10 Marks
Attendance 05 Marks
INTERNAL MARKS 25 Marks
EXTERNAL MARKS AT END EXAMINATION 75 Marks
MODEL QUESTION
Time: 3 Hours Max. Marks: 75
A. LISTENING 25 Marks
1. Listen to the content and take down notes/hints 10
2. Listen to the content and answer the following questions. 10
3.Listen to the content and fill in the blanks the exact words heard. 05
B. SPEAKING 30 Marks
1. Say in a sentence instantly on hearing the word (5 words, one after another). 05
2. Say any five expressions commonly used in communication. 05
3. Imagine, a consultant has come to your department. Introduce him to your
subordinates. 05
4. Explain/describe the product you are about to launch in the market. 05
5. Speak with your immediate boss about the progress you have made. 05
6. Discuss within the group on the topic of focus in the syllabus. 05
C. WRITING & READING 20 Marks
1. Frame new questions from the pattern given by changing sets of words with your own. 05
| a. | When | Do | you | return? |
| b. | How | Is | his performance? | |
| c. | Where | Has | the manager | gone? |
| d. | What | Is | the progress | today? |
| e. | Why | Are | the machines | not functioning? |
2. Make sentences from the pattern given by changing sets of words with your own. 05
| a. | The workers | are | on strike | ||
| b. | The labourers | are paid | well | in this factory | |
| c. | There | is | a rest room | for the workers | |
| d. | These | are | the new products | launched | by our company |
| e. | Almost everyone | come | to the company | on motorbikes |
3. Prepare a resume for the post of Department Manager. 05
4. Prepare an outline of a project to obtain a loan. (Provide headings and
subheadings) 05
-----
Guidelines for setting the question paper
A. LISTENING:
ONLY TOPICS related to POLLUTION / ENVIRONMENT / GLOBAL WARMING are to be taken. These topics are common for all the three types of evaluation.
B. SPEAKING:
- WORDS of common usage
- Fragments – expression of politeness, courtesy, cordiality
- Introduce yourself as an engineer with designation or Introduce the official visiting your company/department
- Describe/Explain the product/machine/department
- Dialogue must be with someone in the place of work.
- Group of six/eight
- Discuss the focused topic prescribed in syllabus
C. WRITING & READING:
- Provide five different structures.
- Students are to substitute at least one with some other word/words
- Provide five different structures.
- Students are to substitute at least one with some other word/words
- Provide some post related to industries.
- Outline of the project (skeleton/structure)
- Only the various headings and subheadings
- Content is not needed
Guidelines for recording the material on the Focused Topics in the Record note.
Write in the record note, on any five topics, from the list of topics given below. 10 Marks
(5 topics x 10 marks = 50 marks. Thus, the Average of 5 topics is 10 Marks)
- Productivity in Industries – Comparison with developed countries
- Quality Tools, Quality Circles and Quality Consciousness
- Effective Management
- House Keeping in Industries
- Occupational Safety and Hazard
- Occupational Accident and First Aid
- Labour Welfare Legislations
- Labour Welfare Acts and Rights
- Entrepreneurship
- Marketing Analysis, Support and Procurement
LABORATORY REQUIREMENT:
- An echo-free room
- Necessary furniture and comfortable chairs
- A minimum of two Computers with internet access
- A minimum of two different English dailies
- A minimum of Three Mikes with and without cords
- Colour Television (minimum size – 29”)
- DVD/VCD Player with Home Theatre speakers
- Smart board
- Projector
Suggested Reading:
- Production and Operations Management by S.N. Chary, TMH
- Essentials of Management by Koontz &Weihrich, TMH
- Modern Production / Operations Management by E.S. Buffa and R.K. Sarin, John Wiley &
- Production Systems: Planning, Analysis and Control by J.L.Riggs, 3rd ed., Wiley.
- Productions and Operations Management by A.Muhlemann, J.Oakland and K.Lockyer,
- Operations Research - An Introduction by H.A.Taha, Prentice Hall of India
- Operations Research by J.K.Sharma, Macmillan
- Business Correspondence & Report Writing by R.C. Sharma and K.Mohan, TMH
- How to prepare for Group Discussion & Interview (With Audio Cassette) by Prasad, TMH
- Spoken English – A self-learning guide to conversation practice (with Cassette)
- Introduction to Environmental Engineering by Mackenzie, L. Davis and A. David, Cornwell, McgrawHill, 3rd Ed.
- Environmental Engineering by Peary, Rowe and Tchobanoglous, McgrawHill
- Total Quality Management – An Introductory Text by Paul James, Prentice Hall
- Quality Control and Applications by Housen&Ghose
- Industrial Engineering Management by O.P. Khanna
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 351
Semester: V
Subject Title: GENERATION, TRANSMISSION AND SWITCHGEAR
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| GENERATION,TRANSMISSION AND SWITCHGEAR | 6 | 90 | 25 | 75 | 100 | 3 Hrs | ||
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | GENERATION OF ELECTRICAL POWER |
16 |
| II | A.C. AND H.V.D.C TRANSMISSION | 16 |
| III | LINE INSULATORS AND UNDERGROUND CABLES | 15 |
| IV | CIRCUIT BREAKERS AND OVER VOLTAGE PROTECTION | 16 |
| V | PROTECTIVE RELAYS AND GROUNDING | 15 |
| Revision and Test | 12 | |
| Total | 90 | |
RATIONALE
Energy is the basic necessity for the economic development of a country. As a matter of fact, there is a close relationship between the energy used per person and his standard of living. The greater the per capita consumption of energy in a country, the higher is the standard of living of its people. The modern society is so much dependent upon the use of electrical energy that it has become a part of our life. So to have adequate knowledge in Electrical power generation and transmission it becomes necessary to include this subject.
OBJECTIVES
To Understand
- Conventional power plants-Layout and choice of site
- Renewable energy sources and power generation
- Grid system and Economics of power generation
- A.C Transmission-Supports, conductors, Effects, Regulation and Efficiency H.V.D.C Transmission
- Line Insulators and underground cables
- Circuit breakers, Fuses and Lightning arresters
DETAILED SYLLABUS
CONTENTS
UNIT I (16)
GENERATION OF ELECTRICAL POWER
Introduction- Conventional methods of power generations –schematic arrangement and choice of site for Hydel, Thermal, Nuclear powerplants-Advantages and Disadvantages-comparison of these power plants -Principle and types of co generation.Schematic arrangement of Diesel, Gas, Pumped storageschemes-Advantages and Disadvantages- Renewable Energy sources-Basic principle of Solar Energy, Grid Connected Solar PV System,Standalone SolarPV System, Hybrid Solar PV System,Wind PowerGeneration.Grid or Inter connected system-AdvantagesofInter connected systems- Load Transfer through Inter connector-Loadcurvesand Load duration curves-connected load-Average load-Maximum DemandFactor- Plant capacity factor-Load factor and its significance-Diversity factor-Tariff – Types- Factors influencing tariff, Simple problems - Load sharingbetween base load and peak load plants-Load Dispatching centre stand-
alone system.
UNIT II (16)
A.C. AND H.V.D.C TRANSMISSION
A.C. Transmission:
Introduction-Typical Layoutof A.C. Powersupply scheme various system of power Transmission-Advantages andDisadvantages of A.C Transmission- High Transmission Voltage-Advantages-Economic choice of Transmission voltage-Elements of aTransmission Line- Economic choice of conductor size-Kelvin's Law- Itslimitation-over Head Line-Conductor materials and their properties-Linesupports-its properties-Types of supports and their applications-spacing
between conductors-length of span-Sag in over head lines-Calculation ofSag-When the supports are at equal and unequal levels- Problems- Effect ofwind and ice loading over the line conductor (Qualitative treatment only) -constants of a Transmission line- Transposition of Transmission lines-SkinEffect- Ferranti Effect-Corona formation and corona loss-Factors affectingcorona-Advantages and Disadvantages-Classification of O.H. Transmissionlines- performance of single phase short Transmission line - voltageregulation and Transmission Efficiency-Problems.
H.V.D.C Transmission:
Advantages and Disadvantages of D.C Transmission-Layout Scheme and principle of High Voltage D.C Transmission-D.C linkconfigurations (monopolar, Bipolar and Homopolar)-HVDC convertor Station(Schematic diagram only)
UNIT III (15)
LINE INSULATORS AND UNDERGROUND CABLES
Line Insulators:
Introduction - Line Insulator materials-Properties of Insulators-Types & causes of failure of Insulators-Testing of Insulators-PotentialDistribution over suspension Insulator string-String Efficiency - Methods ofimproving string efficiency- problems.
Underground cables:
Introduction-Advantages and requirement of cables-construction- of a three core cable-Insulating materials for cables-properties of Insulating materials used in cables-classification of cables-cables for three phase service-construction of Belted cable, screened cable,Pressure cables-Laying of underground cables-Direct laying, Drawingsystem, Advantages and Disadvantages-Grading of cables- capacitancegrading, Inter sheath grading (No derivation and Problems)-cable faults-O.CS.C and Earth faults.
UNIT IV (15)
CIRCUIT BREAKERS AND OVER VOLTAGE PROTECTION
Switch gear-Essential features of Switch gear-faults in a Powersystem (definition only).
Circuit Breakers
Basic principle of circuit Breaker -Arc Phenomenon-methods of Arc extinction-Arc voltage -Restriking voltage and recoveryvoltage-Rate of rise of restriking voltage-current chopping-Interruption ofcapacitive current -resistance switching-C.B ratings – Breaking capacity,making capacity, short time rating - Auto reclosing in circuit Breakers -Classification of Circuit Breakers – Construction and Working principle of OilCircuit Breaker, Air blast Circuit Breaker, E.L.C.B, Miniature circuit breake (M.C.B) , Residual current circuit breaker , SF6 and vacuum Circuit Breaker
D.C breaking -Problems of D.C breaking-Schematic forHVDC CB producing current zero;.Fuses-Desirablecharacteristics-FuseElementmaterials-current rating of fuse elements-fusing current-Cut off current-L.Vfuses-Rewirable fuse, HRC cartridge fuse, HRC fuse with tripping device -H.V. fuses & cartridge type, liquid type and metal clad-fuses-Comparison offuse and circuit breaker.
Over voltage protection:
Voltage surge- causes of over voltage-Lightning-Types oflightning strokes -Direct stroke, indirect stroke-Harmful Effects of lightning -Protection against lightning-Earthing screen, overhead ground Wires,Lightning arresters- Expulsion type, Gapless arrester.
UNIT V (15)
PROTECTIVE RELAYS AND GROUNDING
Protective relays:
Basic principled-Fundamental requirements of protectiverelaying- Primary and back up Protection-relay characteristics-relay timing -Instantaneous relay -Inverse time relay and Definite time lag relay- Inversedefinite minimum time relay classification of relays-Construction, Principle ofoperation and applications of Induction type over current relay Directionaland Non directional),Distance relay, Differential relay, Negative sequence relay,Induction type reverse power relay, Earth leakage relay. Static relays- Basicelements of static relay
Grounding:
Introduction-Equipment grounding- system grounding-ungrounded grounding, Resistance grounding Reactance grounding,resonant Neutral system-Necessity of Neutral grounding -methods-solidgrounding-Earthing Transformer
REFERENCE BOOK
- Principles of Power System - V.K.Metha - S.Chand& Company, New Delhi, Edition Reprint 2007
- Electrical Power System – C.L.Wadhawa - New Age International New Delhi, New Delhi - Fourth Edition, 2009
- A course in Electrical power - Soni, Gupta - DhanpathRai&Co (P) Ltd, New Delhi
- Electrical Power - S.L Uppal - Khanna Publishers, Delhi
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 352
Semester: V
Subject Title: MICROCONTROLLER
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| MICROCONTROLLER | 6 | 90 | 25 | 75 | 100 | 3 Hrs | ||
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Architecture & Instruction set of 8051 |
19 |
| II | Programming Examples | 13 |
| III | I/O and Timer | 15 |
| IV | Interrupt and Serial Communication | 16 |
| V | Interfacing Techniques | 19 |
| Revision and Test | 8 | |
| Total | 90 | |
RATIONALE:
The exponential growth of Engineering and Technology has benefited the mankind withextreme sophistication and comfort. To sustain this development, continuous research anddevelopment should take place not only in Engineering and Technology but also in Basic Sciencesuch as Physics. The various divisions of Physics like Optics, Acoustics, Dynamics, Semiconductor Physics, Surface Physics, Nuclear Physics, Energy Studies, Materials Science, etc provide the Foundationby enlightening the Fundamental facts, Principles, Laws and Correct sequence of events todevelop the Engineering and Technology field for the prosperity of human beings.
OBJECTIVES:
On completion of the following units of syllabus contents, the students must be able to
- Explain Architecture of 8051 Microcontroller.
- Explain the functions of various registers.
- Understand interrupt structure of 8051.
- Understand serial data communication concepts.
- Understand the programming techniques.
- Explain various addressing modes.
- Write simple programs using 8051.
- Understand the block diagram and control word formats for peripheral devices.
- Understand how to interface with RS232C.
- Understand how to interface with 8255.
- Understand various application of 8051 Microcontroller
DETAILED SYLLABUS
CONTENTS
UNIT I (22)
ARCHITECTURE & INSTRUCTION SET OF 8051
1.1 ARCHITECTURE OF 8051
Comparison of Microprocessor and Microcontroller – Blockdiagram of Microcontroller –Functions of each block - Pin detailsof 8051 – ALU –ROM– RAM – Memory Organization of 8051 -Special function registers –Program Counter – PSW register –Stack - I/O Ports – Timer – Interrupt –Serial Port – Oscillator and Clock - Clock Cycle – State - Machine Cycle –Instruction cycle – Reset – Power on Reset – Overview of 8051 family
1.2 INSTRUCTION SET OF 8051
Instruction set of 8051 – Classification of 8051 Instructions -Data transfer instructions – Arithmetic Instructions – Logicalinstructions –Branching instructions – Bit ManipulationInstructions
UNIT II (13)
PROGRAMMING EXAMPLES:
2.1 ASSEMBLER AND ADDRESSING MODES
Assembling and running an 8051 program –Structure ofAssembly Language –Assembler directives – Differentaddressing modes of 8051
2.2 PROGRAMMES
Multi byte Addition – 8 Bit Multiplication and Division – BiggestNumber / Smallest Number – Ascending order / Descendingorder BCD to ASCII Conversion – ASCII to Binary Conversion –Odd Parity Generator – Even Parity Generator Time delay Routine
UNIT III (15)
I/O AND TIMER:
3.1 I/O
Bit addresses for I/O and RAM – I/O programming – I/Obit manipulation programming.
3.2 TIMER
Programming 8051 Timers – Timer 0 and Timer 1 registers –Different modes of Timer – Mode 0 Programming – Mode 1Programming - Mode 2Programming - Counter programming –Different modes of Counter – Mode 0 Programming – Mode 1Programming -Mode 2 Programming (simple programs)
UNIT IV (16)
INTERRUPT AND SERIAL COMMUNICATION
4.1 SERIAL COMMUNICATION
Basics of Serial programming – RS 232 Standards – 8051connection to RS 232 – 8051 Serial CommunicationProgramming – Programming 8051 to transmit data serially - Programming 8051 to Receive data serially.
4.2 INTERRUPT
8051 Interrupt s – Programming Timer Interrupts – Programmingexternal hardware interrupts – Programming the serialcommunication interrupt –Interrupt priority in 8051 (simpleprograms).
UNIT V (19)
INTERFACING TECHNIQUES
5.1. IC 8255
IC 8255 – Block Diagram – Modes of 8255.
5.2. INTERFACING TECHNIQUES
Interfacing external memory to 8051– 8051 interfacing with the8255 – ASM Programming – Relays – Sensor interfacing – ADCinterfacing – DAC interfacing - Keyboard interfacing – Sevensegment LED Display Interfacing - Stepper Motor interfacing –DC motor interfacing using PWM
REFERENCE BOOKS
- Microcontrollers, Principles and Applications - Ajit pal - PHI Ltd. - 2011.
- 8051 Microcontroller and Embedded Systems using Assembly and C Mazidi,Mazidi and D.MacKinlay - Pearson Education Low Price Edition,2006
- Microprocessor and Microcontroller - R.Theagarajan - Sci Tech Publication, Chennai
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 353
Semester: V
Subject Title: ELECTRICAL ESTIMATION AND ENERGY AUDITING
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| ELECTRICAL ESTIMATION AND ENERGY AUDITING | 5 | 75 | 25 | 75 | 100 | 3 Hrs | ||
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Systems Of Internal Wiring And Earthing | 14 |
| II | Domestic and Industrial Estimate | 12 |
| III | Energy Management & Audit | 13 |
| IV | Electric Motors & Lighting System | 12 |
| V | Diesel Generating System & Energy Efficient TechnologiesIn Electrical Systems | 12 |
| Revision and Test | 12 | |
| Total | 75 | |
DETAILED SYLLABUS
CONTENTS
UNIT I (14)
SYSTEMS OF INTERNAL WIRING AND EARTHING
Need of electrical symbols – List of symbols – Brief study ofimportant Indian Electricity Rules 1956 - Methods of representationfor wiring diagrams – Looping back system and Joint box systemand tree system of wiring - Types of internal wiring – Serviceconnection ( Overhead and Underground) - Protection of electricalinstallation against overload, short circuit and earth fault –protection against electric shock – Effects of electric shock –Recommended first aid for electric shock - Treatment for electricshock - Construction and working of ELCB – Overview of BusbarTrunking and Cable tray.Necessity – General requirements of Earthing – Earthing and Soil Resistivity – Earth electrodes – Methods of earthing -Plate earthing - Pipe earthing - Rod earthing – Soil Resistivity –Methods of improving earth resistance - Size of earth continuityconductor - Difference between Neutral and Earth Wires.Safety signs showing type of PPE to be worn, ProhibitionSigns, Warning Signs, Mandatory Signs, Advisory or SafeCondition Signs.
UNIT II (12)
DOMESTIC AND INDUSTRIAL ESTIMATE
General requirements of electrical installations forResidential, Commercial and Industrial – Lighting and power sub-circuits – Diversity factor for sub circuits -Location of outlets,control switches, main board and distribution boards – Permissiblevoltage drops and size of wires - Steps to be followed in preparing electrical estimate.Estimate the quantity of material required in Electrical Installationfor
- Small residential building/Flat
- Factory Lighting scheme
- Computer centre having 10 computers, a/c unit, UPS, light and fan.
- Street Light service having 12 lamp light fitting
- Workshop with one number of 3?, 15hp induction motor.
- Small Workshop with 3 or 4 Machines.
UNIT III (13)
ENERGY MANAGEMENT& AUDIT AND ELECTRICALSYSTEM:
Energy Management & Audit
Definition, Energy audit- need, Types of energy audit,Energy management (audit) approach- Understanding energycosts, Bench marking, Energy performance, Matching energy useto requirement, Maximizing system efficiencies,Optimizingtheinput energy requirements, Fuel and energy substitution, Energyaudit Instruments.
Electrical system:
Electricity billing, Electrical load management andmaximum demand control, Power factor improvement and itsbenefit, Selection and location of capacitors, Performanceassessment of PF capacitors, Distribution and transformer losses.
UNIT IV (12)
ELECTRIC MOTORS & LIGHTING SYSTEM
Electric motors
Types, Losses in induction motors, Motor efficiency,Factorsaffectingmotorperformance,Rewindingandmotorreplacement issues, Energy saving opportunities with energyefficient motors.
Lighting System
Light source, Choice of lighting, Luminancerequirements, and Energy conservation avenues.
UNIT V (12)
DIESEL GENERATING SYSTEM & ENERGY EFFICIENTTECHNOLOGIES IN ELECTRICAL SYSTEMS
Diesel Generating system
Factorsaffectingselection,Energy performance assessment of diesel conservation avenues.
Energy Efficient Technologies in Electrical Systems:
Maximum demand controllers, Automatic power factorcontrollers, Energy efficient motors, Soft starters with energy saver,Variable speed drives, Energy efficient transformers, Electronicballast, Occupancy sensors, Energy efficient lighting controls,Energy saving potential of each technology
REFERENCE BOOKS
- Electrical Design Estimating And Costing - K.B.Raina&S.K.Battacharya, New age International Ltd
- Electrical Wiring, Estimating and Costing - Dr.S.L.Uppal G.C. GargKhanna publishers – Sixth 2011
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3541
Semester: V
Subject Title: CONTROL OF ELECTRICAL MACHINES
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| CONTROLOF ELECTRICAL MACHINES | 5 | 75 | 25 | 75 | 100 | 3 Hrs | ||
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Control circuit components | 13 |
| II | AC motor control circuits | 12 |
| III | Industrial control circuits | 13 |
| IV | Programmable Logic Controller | 13 |
| V | PLC Programming | 12 |
| Revision and Test | 12 | |
| Total | 75 | |
RATIONALE
Various control operations are to be performed on the electrical machines to suit the industrial requirements. Technician is mainly employed to look after the control panels. To make our students employable, they have to be trained in using various control components and circuits. This subject fulfills that requirement.
OBJECTIVES
To understand
- Electrical control circuit elements including various types of industrial switches, relays, timers, solenoids, contactors and interlocking arrangement.
- AC motor control circuits for acceleration control, speed control, direction control, braking control and jogging using contactors.
- Different control circuits for industrial applications.
- Basics of programmable logic controller.
- PLC Programming
DETAILED SYLLABUS
CONTENTS
UNIT I (13)
Control circuit components
Switches – Push button, selector, drum, limit, pressuretemperature (Thermostat), float, zero speed and proximity switches.Relays – Voltage relay, DC series current relay, frequency responserelay, latching relay and phase failure relay (single phasing preventer).
Over current relay – Bimetallic thermal over load relay and Magneticdash pot oil filled relay. Timer – Thermal Pneumatic and Electronictimer. Solenoid Valve, Solenoid type contactor (Air break contactor),Solid state relay, Simple ON-OFF motor control circuit, Remote controloperation and interlocking of drives.
UNIT II (12)
AC motor control circuits
Motor current at start and during acceleration – No load speedand final speed of motor – DOL starter – Automatic auto transformerstarter (open circuit and closed circuit transition) – Star/Delta starter(semi automatic and automatic) – Starter for two speed two winding
motor – Reversing the direction of rotation of induction motor –Dynamic Braking – Three step rotor resistance starter for woundinduction motor – Secondary frequency acceleration starter.
UNIT III (13)
Industrial control circuits
Planner machine control – Skip hoist control – Automaticcontrol of a water pump – Control of electric oven – Control of aircompressor – Control of over head crane – control of conveyor system– Control of elevator - Trouble spots in control circuits – General
procedure for trouble shooting.
UNIT IV (13)
Programmable Logic Controller
Automation – Types of automation (manufacturing and non-manufacturing) – advantages of automation –PLC Introduction – Blockdiagram of PLC – principle of operation – modes of operation – PLCscan – memory organization – input module (schematic and wiringdiagram) – output module (schematic and wiring diagram) – Types ofProgramming Devices – Comparison between hardwire controlsystem and PLC System –PLC Types (Fixed and Modular) – InputTypes – Output Types – Criteria for selection of suitable PLC – Listof various PLCs available.
UNIT V (12)
PLC PROGRAMMING
Different programming languages – ladder diagram – Relaytype instruction – Timer instruction – ON delay and OFF delay Timer –Retentive Timer Instruction – Cascading Timers – Counter Instruction– UP Counter – Down Counter – UP/DOWN Counter - ladder logic diagram for DOL Starter, Automatic STAR-DELTA Starter -rotorresistance starter and EB to Generator- changeover system
REFERENCE BOOKS
- Control of Electrical Machines - S.K. Bhattacharya - New Age International Publishers, New Delhi
- Exposing Programmable Logic controllers with Application - Pradeep Kumar, Srivastava - BPB Publications
- Industrial motor control - Stephen Herman, 6th Edition – Cengage Learning.
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3542
Semester: V
Subject Title: PROGRAMMABLE LOGIC CONTROLLER
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| PROGRAMMABLELOGIC CONTROLLER | 5 | 75 | 25 | 75 | 100 | 3 Hrs | ||
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Introduction To PLC | 12 |
| II | Input / Output Modules | 13 |
| III | PLC Programming | 14 |
| IV | Networking | 12 |
| V | Data Acquisition Systems | 12 |
| Revision and Test | 12 | |
| Total | 75 | |
RATIONALE
Various control operations are to be performed automatically and sequentially on the electrical machines to suit the industrial requirements. Programmable controllers are mainly employed to control the process in industries. In order to impart knowledge on programmable Logic Controller this theory subject is introduced.
OBJECTIVES:
- After completing this chapter, students should able to:
- Explain the meaning of automation and List the types of automation Define PLC and Explain why their use is valuable
- Explain what PLC can do
- Compare fixed and modular PLC Explain the advantages of PLC
- Explain the functions of various elements of power supply unit
- Know the difference between digital and analog input and output signals Observe how digital field device information gets into a PLC
- Observe how analog field device information gets into a PLC
- Understand I/O addresses and how they are used in a PLC
- Describe PLC timer instruction and differentiate between a non-retentive and retentive timer
- Program the control of outputs using the timer instruction List and describe the functions of PLC counter instructions
- Create PLC programs involving program control instructions, math instructions
- Explain the functionality of different levels of industrial network Explain the concept of network topology and network protocols Explain the concept of I/O bus networks etc.,
- Describe the computer control of process Explain the operation of SCADA
- Explain the functions of the major components of a process control system Explain how on/off control and PID control work.
DETAILED SYLLABUS
CONTENTS
UNITI (12)
INTRODUCTION TO PLC:
Automation – Types of Automation (manufacturing and Non-Manufacturing) – Advantages of automation - PLC Introduction -Definition – Block diagram of PLC – Principle of operation –Modes ofoperating – PLC Scan - Hardwire control system compared with PLCsystem - Advantages and Disadvantages of PLCs – Criteria forselection of suitable PLC –Memory organization – Input Types –Discrete input – Analog in/out - Elements of Power supply unit –PLCTypes (Fixed I/O and Modular I/O) - List of various PLCs available –
Applications of PLC.
UNITII (13)
INPUT/OUTPUT MODULES
The I/O Section - Discrete I/O modules(DC and AC) –Analog I/O modules - Special I/O Modules– I/O Module Specification -Typical Discrete and Analog I/O field Devices –Sensors – Limit switch– Reed switch – Proximity sensor (Inductive and Capacitive) – Types of Photo Electric Sensor - Sinking and Sourcing I/O modules–TTLoutput module – Relay output module –Isolated output moduleInput/output Addressing scheme in important commercial PLCs.
UNITIII (14)
PLC PROGRAMMING
Types of programming methods – Types of programmingdevices – Logic Functions – AND Logic – OR Logic – NOT Logic – Relay type instructions –Timer Instructions – ON Delay and OFFDelay Timer – Retentive Timer Instruction – Cascading Timers – Counter Instruction – UP Counter – DOWN Counter – UP/DOWNCounter – Cascading Counters – Program Control Instructions –DataManipulation Instruction – Data Compare Instructions – MathInstructions - Sequencer Instructions - PID Instruction – PWMFunction – Simple programs using above instructions.Develop ladder logic for: Bottle filling system – Automaticcar parking system - EB to Generator Changeover system – Batchprocess – Elevator system - Automatic Star-Delta Starter – Traffic lightcontrol.
UNITIV (12)
NETWORKING
Levels of industrial network – Network Topology –NetworkProtocol – OSI Reference Model - Networking with TCP / IP Protocol -I/O Bus networks – Block diagram of I/O Bus networks – Types of I/OBus networks - Protocol standards – Advantages of I/O Bus networks -Gateway – Token passing – Data Highway – Serial Communication –DeviceNet – ControlNet – EtherNet – Modbus – Fieldbus – Profibus-Subnetting – Subnet mask - File transfer protocol.
UNITV (12)
DATA ACQUISITION SYSTEMS
Computers in Process control – Types of processes- Structure of control system– ON/OFF Control – Closed loop control - PID Control – Motion Control –Block diagram of Direct Digital Control - Supervisory Control and Data Acquisition (SCADA)–Block diagram of SCADA – Features of SCADA – Functions of SCADA - SCADA software - Data Loggers – Tags – Alarms - landlines for SCADA – use of modems in SCADA
REFERENCE BOOKS
- Introduction to Programmable Logic Controllers - Gary Dunning – Cengage Learning India Pvt Ltd – Third Edition 2011
- Technician’s Guide to Programmable Logic Controllers - Richard A. Cox - Delmer – Sixth Edition 2011
- Programmable Logic Controllers Principle and Applications - John W. Webb - Prentice Hall
- Programmable Logic Controllers: Programming Controllers, Programming - John R Hackworth and Fredrick D. Hackworth - Pearson Education
- Programmable Logic Controllers - W. Bolton - Newness
- Programmable Controller Theory and Implementation - L.A.Bryan, E.A.Bryan - An Industrial Text Company Publication – Second Edition 1997
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3542
Semester: V
Subject Title: ELECTRICAL MACHINE DESIGN
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| ELECTRICAL MACHINE DESIGN | 5 | 75 | 25 | 75 | 100 | 3 Hrs | ||
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Electrical Machine Design – Basic Consideration | 11 |
| II | Magnetic Circuit Calculations | 11 |
| III | Design of Transformer | 13 |
| IV | Design of DC machines | 13 |
| V | Design of AC machines | 15 |
| Revision and Test | 12 | |
| Total | 75 | |
RATIONALE
Throughout the country there are many electrical industries and manufacturing different kinds of electrical machines like transformers, DC generators, DC motors, AC motors, and alternators. Their rating starts from hundreds of WATTS / VA to few KW / KVA or even in MW / MVA. These Industries have R&D center, Diploma or Graduate engineers as R&D engineers for product development. Hence it is necessary to include electrical machine design as one of the subject at diploma level courses.
OBJECTIVES:
To understand
- Static and Rotating Electrical Machine specifications, materials, losses and effects of temperature rise.
- Magnetic force, magnetic force gap, teeth and leakage flux in static and rotating electrical machines.
- Designing of single phase, three phase transformer, core and coil.
- Designing of dc machines.
- Designing of 3phase induction motor and 3phase synchronous machines
DETAILED SYLLABUS
CONTENTS
UNIT I (11)
Electrical Machine Design – Basic Consideration
Design definition – Design consideration – limitation – constructional elements of Transformers and rotating machines – constructional materials of electrical machines – conducting magnetic and insulating materials standard specification – general design process – main dimensions of rotating machines – electrical and magnetic losses – temperature – rise – class of duty – limits of temperature rise.
UNIT II (11)
Magnetic Circuit Calculations
Magnetic circuits of DC machines, round rotation AC machines, salient poles AC machines and Transformer – Specific magnetic and electrical loading – Factor influencing the specific and magnetic loading – Magnetic leakages – magnetering curves – calculation of magnetizing force for the air gap of rotating machines and for teeth – leakage flux – leakage reactance – armature slot leakage reactance
UNIT III (13)
Design of Transformer
Important considerations – core and shell types – distribution transformers and power transformers – core section – clearance – yoke section – main dimension – single phase core type transformers – three phase core type transformer – output coefficient - voltage per turn – specific magnetic and electric loading of transformer – Winding design – cross over, helix, disc helix.
UNIT IV (13)
Design of dc machines
Important design consideration – number of poles – advantages of large number of poles - air gap – armature slot – current density – field system – commutator – design of large dc motor.Specific magnetic and electric loading of dc machines.
UNIT V (15)
Design of ac machines
AC machine design consideration – power equation – separation of diameter and length – problems. Three phase induction motor – important design consideration – standard frames and stampings – gap length – flux density – current density – power factor – efficiency – slot combination – winding - design of 3 phase induction motors. Three phase synchronous machines – important design consideration – radialgap length – stator slot – stator coil – rotor construction – design of 3 phase synchronous machines.
REFERENCE BOOKS
- A Course in electrical machine design - A.K.Sawhney - Dhanrai publishing company
- Electrical Machine Design - A.NagoorKani - RBA Publications
- Performance and Design of AC Machine - M.G.Say - CBS Publisher & Distributor
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 355
Semester: V
Subject Title: COMPUTER AIDED ELECTRICAL DRAWING PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| COMPUTERAIDED ELECTRICAL DRAWING PRACTICAL | 4 | 60 | 25 | 75 | 100 | 3 Hrs | ||
PART-A
ELECTRICAL SYMBOLS-DRAWING (5 x 2 = 10)
- Draw the symbols for components: Resistor, Capacitor, Inductor, Diode, Transistor, FET, SCR, UJT, TRIAC, DIAC, and Gates AND, OR, NOT, NAND, NOR, EXOR.
- Draw the symbols used in electrical wiring: Relays, contactors, fuses, main switch, electric bell, earth, DPST, DPDT, TPST, Neutral link.
- Draw the symbols for instruments: Ammeter, Voltmeter, Wattmeter, Energy meter, Frequency meter, Power factor meter, Timer and Buzzers.
- Draw the symbols for machines: Armatures, Alternators, Field winding (Shunt, Series and Compound) Transformer and Autotransformer.
PART-B
ELECTRICAL CONNECTION DIAGRAMS- DRAWING (1 x60 = 60)
- Draw the Single Line diagram of Single phase MCB Distribution board.
- Draw the Single Line diagram of three phase MCB Distribution board.
- Draw the Single Line diagram of typical MV Panel.
- Draw the Single Line diagram of Lighting Distribution Board (LDB).
- Draw the Single Line diagram of Motor Control Centre (MCC) Panel.
- Draw the Single Line diagram of fire alarm riser arrangement in multi-storey building.
- Draw the Single Line diagram of intercom arrangement in multi-storey building.
- Draw the front end schematic diagram of typical Sub switch board (SSB).
- Draw the winding diagram of lap connected DC armature with commutator connections and brush positions.
- Draw the control and main circuit of automatic star delta starter.
- Draw the mush winding diagram of a three phase induction motor.
- Draw the concentric winding diagram of a single phase induction motor.
- Draw the single line diagram of 110 KV / 11 KV receiving substation.
NOTE FOR EXAMINERS
- Five symbols should be asked from part A exercise 1to 4 with at least one from each.
- One sketch should be asked from part B exercise 1 to 13.
- Printed output of the given symbols and sketch is to be evaluated
LIST OF EQUIPMENTS
| 1. | PC – Pentium Dual Core | 30 |
| 2. | Electrical CAD Software multi user | 01 |
| 3. | UPS – 5KVA with half an hour battery backup | 01 |
QUESTION PATTERN
| S.NO | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Symbols in CAD | 10 |
| 2 | Manual Drawing Of Electrical Connection Diagram | 10 |
| 3 | Electrical Connection Diagram In CAD | 40 |
| 4 | Print Out | 10 |
| 5 | VIVA VOCE | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 356
Semester: V
Subject Title: Microcontroller Practical
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| Microcontroller Practical | 4 | 60 | 25 | 75 | 100 | 3 Hrs | ||
LIST OF EXPERIMENTS:
Note 1: ALL THE EXPEIMENTS SHOULD BE CONDUCTED
2: DIFFERENT DATA ARE TO BE GIVEN FOR EACH BATCH
Part-A
- Write an Assembly Language Program for Multi-byte Addition and execute the same in the 8051 Kit.
- Write an Assembly Language Program for Multiplication and Division of two numbers and execute the same in the 8051 Kit.
- Write an Assembly Language Program for Arranging the given data in Ascending order and execute the same in the 8051 Kit.
- Write an Assembly Language Program for ASCII to Binary and execute the same in the 8051 Kit.
- Write an Assembly Language Program for Parity bit generation and execute the same in the 8051 Kit.
- Write an Assembly Language Program for using timer / Counter and execute the same in the 8051 Kit.
Part – B
INTERFACING WITH APPLICATION BOARDS
- Write an Assembly Language Program for interfacing Digital I/O board and test it.
- Write an Assembly Language Program for interfacing Matrix keyboard and test it.
- Write an Assembly Language Program for interfacing seven segment LED displays and test it.
- Write an Assembly Language Program for interfacing Traffic light control and test it.
- Write an Assembly Language Program for interfacing 8 bit ADC and test it.
- Write an Assembly Language Program for interfacing 8 bit DAC and test it.
- Write an Assembly Language Program for interfacing STEPPER MOTOR and test it.
- Write an Assembly Language Program for interfacing DC motor and test it.
- Write an Assembly Language Program for Sending data through serial port between controller kits and test it.
LIST OF EQUIPMENTS
| 1 | 8051 Microcontroller Kit | 18 |
| 2 | Digital I/O Interface Board | 2 |
| 3 | Matrix keyboard Interface Board | 2 |
| 4 | Seven segment LED display Interface Board | 2 |
| 5 | Traffic light Interface Board | 2 |
| 6 | 8 bit ADC Interface Board | 2 |
| 7 | 8 bit DAC Interface Board | 2 |
| 8 | STEPPER MOTOR CONTROL Interface Board | 2 |
| 9 | DC motor control Interface Board | 2 |
| 10 | Sending data through serial port between controller kits | 2 |
QUESTION PATTERN
| S.NO | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Program | 30 |
| 2 | Debugging and Execution | 30 |
| 3 | RESULT | 10 |
| 4 | VIVA VOCE | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3571
Semester: V
Subject Title: CONTROL OF ELECTRICAL MACHINES PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| CONTROL OF ELECTRICAL MACHINES PRACTICAL | 4 | 60 | 25 | 75 | 100 | 3 Hrs | ||
LIST OF EXPERIMENTS
- a) Perform breakdown test and determine the dielectric strength of transformer oil. b) Conduct acidity test on transformer oil.
- Test the timing characteristics of thermal over load relay.
- Wire and test the control circuit for jogging in cage induction motor.
- Wire and test the control circuit for semi-automatic star –delta starter.
- Wire and test the control circuit for automatic star –delta starter.
- Wire and test the control circuit for dynamic braking of cage motor.
- Wire and test the control circuit for two speed pole changing motor.
- Wire and test the control circuit for forward and reverse operation.
- Wire and test the control circuit for automatic rotor resistance starter.
- Test the working of single phase preventer.
- Wire and test the DOL starter with single phase preventer using PLC.
- Wire and test the Star –Delta starter using PLC.
- Wire and test the control circuit for automatic rotor resistance starter using PLC.
- Develop & execute the ladder logic diagram in PLC for 3 stage lift operation.
- Wire and test the sequential operation of solenoid valve and a motor for tank filling operation using PLC.
- Develop and execute the ladder logic to interface PLC with conveyor model for counting the object moving in the conveyer.
Note: The performance of control circuit is to be verified with Induction motor for
the experiments 3 to 13.
LIST OF EQUIPMENTS
| 1 | Transformer oil Tester Kit, Acidity test kit | Each 1 |
| 2 | Thermal Overload Relay | 3 |
| 3 | AC contactor 230v/440v, 16A | 26 |
| 4 | Push Button With NO/NC Elements | 30 |
| 5 | Induction motor 440 V, 1440 rpm, any HP rating (apart from EM II lab) | 3 |
| 6 | Proximity switch | 2 |
| 7 | PLC (any brand) suitable for above experiments | 5 |
| 8 | Solenoid valve | 2 |
| 9 | Three stage lift model, conveyor model | Each 1 |
QUESTION PATTERN
| S.NO | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Drawing Connection/Ladder Diagram and Writing Details of the Components/Equipments/Machines used | 15 |
| 2 | Making the correct circuit connections | 15 |
| 3 | Conducting the Experiment - Following the correct procedure - Verifying the operation / appropriate readings - Following the appropriate safety procedure |
25 |
| 4 | Tabulation of Readings / Interpretation of Results Graphical Representation (If required) | 15 |
| 5 | VIVA VOCE | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3572
Semester: V
Subject Title: PROGRAMMABLE LOGIC CONTROLLER PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| PROGRAMMABLE LOGIC CONTROLLER PRACTICAL | 4 | 60 | 25 | 75 | 100 | 3 Hrs | ||
LIST OF EXPERIMENTS
- Interfacing of Limit switch, Reed switch and Proximity switch with PLC.
- DOL starter with single phase prevention.
- EB to Generator Change over switch implementation with interlocking
- Star Delta starter
b) Adjustable star-delta transfer time
c) Pre-settable overload trip time
- Automatic load transfer
c) Time delays are effected to prevent action during short time failure
- Fill the water in water tank and maintain the water level.
b) When water level reaches the high level switch OFF the pump
c) Include manual switch to operate the pump at any level of water.
- Fire alarm
b) Sound alarm
c) If not acknowledged, Sound alarms 1 and 2
d) Similarly go up to 4 alarm conveyor belt sorting
- Three floor Lift control
- Traffic light control
- Automatic operation of double acting pneumatic cylinder – Multi cycle
- Sequential operation of two Double Acting Cylinders for the sequence A+,B+, B-,A-
- Analog input to PLC as a set of valve for a comparator function block .
- Heater control with PID function of the PLC.
- Round table liquid filling system
- Slow speed motor control using PWM function of the PLC
LIST OF EQUIPMENTS
| 1 | PLC suitable to conduct above experiments | 3 |
| 2 | Limit switch | 1 |
| 3 | Reed switch | 1 |
| 4 | Inductive proximity sensor | 1 |
| 5 | Capacitive proximity sensor | 1 |
| 6 | PC laptop | 3 |
QUESTION PATTERN
| S.NO | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Drawing Connection/Ladder Diagram and Writing Details of the Components / Equipments / Machines used | 15 |
| 2 | Making the correct circuit connections | 15 |
| 3 | Conducting the Experiment - Following the correct procedure - Verifying the operation / appropriate readings - Following the appropriate safety procedure |
25 |
| 4 | Tabulation of Readings / Interpretation of Results Graphical Representation (If required) | 15 |
| 5 | VIVA VOCE | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3573
Semester: V
Subject Title: ELECTRICAL MACHINE DESIGN PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |||
| ELECTRICAL MACHINE DESIGN PRACTICAL | 4 | 60 | 25 | 75 | 100 | 3 Hrs | ||
LIST OF EXPERIMENTS
- By simple experiment, verify the magnetic laws using Coil, permanent magnet and Galvanometer.
- Verify the rotating magnetic field with stator and ball.
- Measure magnetic flux using flux meter.
- Using Crawler test the windings.
- Design a 1 phase 1 KVA ,230/15V core type transformer and assemble the core.
- Design a 1 phase 1KVA, 230/15V shell type transformer and assemble the core.
- Design 3 phase 1 KVA transformer and assemble winding, core, etc.,
- Design 3 phase 1 KVA transformer (delta/star connected) and wind one coil set.
- Design armature for 5 KWdc machine and insert one coil set.
- Design field pole for 5 KWdc machine and assemble one pole and insert in the body.
- Assemble the given dc machine (pole, inter pole, armature, commutator, brush etc).
- Design and assemble ceiling fan.
- Design and assemble a 3 HP induction motor.
- Design and assembled 3phase 3HP synchronous motor.
- Dismantle and assemble a 3 phase wound rotor induction motor.
- Design and assembled 1phasesalient pole 5KVA alternator.
LIST OF EQUIPMENTS
| 1 | Permanent Magnets | 2 |
| 2 | Galvanometers | 2 |
| 3 | Flux meter | 1 |
| 4 | Growler | 1 |
| 5 | 3Phase induction motor stator with winding | 1 |
| 6 | 1KVA Single phase 230/15 loading Transformer | 1 |
| 7 | 1KVA 3 phase Transformers (or) E & I type stampings for 1KVA Transformer | 3 |
| 8 | Primary Coils & Secondary Coils for 1KVA Transformer | 9 |
| 9 | 5KW DC armature without winding | 1 |
| 10 | 5KW DC machine with inter poles | 2 |
| 11 | Stator with winding, rotor and end covers with bearing of a 3HP cage induction motor | 2 sets |
| 12 | 5KVA Single phase alternator | 1 |
| 13 | 3phase 3HP wound rotor induction motor | 2 |
| 14 | Celling Fans | 2 |
| 15 | Motor coil winding machines | 2 |
QUESTION PATTERN
For exercises requiring circuit diagram and connection
| S.NO | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Circuit Diagram | 20 |
| 2 | Connection | 20 |
| 3 | Readings Taken & Tabulation | 10 |
| 4 | Calculation & Result and Graph if any | 20 |
| 5 | VIVA VOCE | 05 |
| TOTAL | 75 |
For other exercises
| S.NO | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Design Particulars / Theory behind exercises | 30 |
| 2 | work menship& finishing / carrying of the test & finding the result | 40 |
| 3 | VIVA VOCE | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 361
Semester: VI
Subject Title: DISTRIBUTION AND UTILIZATION
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| DISTRIBUTION AND UTILIZATION | 6 | 90 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Distribution | 18 |
| II | Industrial Drives | 15 |
| III | Electric Traction | 16 |
| IV | Illumination | 17 |
| V | Electric Heating And Welding | 16 |
| Revision and Test | 08 | |
| Total | 90 | |
RATIONALE
Distribution system is that part of power system which distributes power to the consumers for utilization. So to have adequate knowledge in distribution and utilization of Electrical energy it becomes necessary to include this subject.
OBJECTIVES
To Understand
- Substation arrangements.
- Distribution -classification and scheme of connection. Drives-Suitability for different applications.
- Track Electrification-Traction mechanics. Traction motors and control.
- Illumination -Design of lighting scheme-sources of light. Electric Heating- Different methods.
- Electric furnaces and Temperature control. Electric welding and welding equipments.
DETAILED SYLLABUS
CONTENTS
UNIT I (18)
DISTRIBUTION
Substation:
Introduction-Sub stations-classification of sub stations-Indoor and outdoor S.S – Gas insulated S.S-comparisons-Layout 110/11KV Substation and 11KV/400V Distribution Substation-substation equipments-Bus bar- Types of bus bar arrangement -Advantages and Disadvantages.
Distribution:
Distribution system-Requirements of a Distribution system-part of Distribution system- classification of Distribution systems-comparison of different distribution systems (A.C and D.C) -A.C Distribution –Types- connection schemes of Distribution system-A. C Distributioncalculations-Calculation of voltage at load points on single phase distribution systems (With concentrated load only)- Distribution fed at one end, both ends and ring mains-Simple problems- Three phase, four wire, Star connected unbalanced load circuit- Simple Problems- consequence of Disconnection of Neutral in three phase four wire system (illustration with an example)
UNIT II (15)
INDUSTRIAL DRIVES Introduction-Electric drive- Advantages-parts of Electric drives- Transmission of power- Types of Electric drives-Individual, group and multi motor drives – Advantages and disadvantages of Individual and group drive –Factors governing the selection of motors- Nature and classification of load Torque-Matching of speed Torque characteristics of load and motor-Standard ratings of motor- classes of load duty cycles-Selection of motors for different duty cycles-Selection of motors for specific application-Braking- Features of good braking system- Types of Braking- Advantages of- Electric braking-Plugging, Dynamic and Regenerative braking-As applied to various motors.
UNIT III (16)
ELECTRIC TRACTION
Introduction-Traction systems-Advantages and Disadvantages of Electric Traction.
System of Track Electrification:
Methods of supplying power-Rail connected system and over head system-O.H. equipments-contact wire, centenary and droppers-current collection gear for OHE-Bow and pantograph collector-Different systems of Track Electrification-Advantages of single phase low frequency A. C. system-Booster Transformer-Necessity- Methods of connecting B.T-Neutral sectioning
Traction Mechanics:
Units and notations used in Traction mechanics-Speed time curve for different services - simplified speed time curve-Derivation of maximum speed-crest speed, Average speed, Schedule speed (definitions only)-Tractive effort and power requirement- Specific energy output- specific energy consumption.
Traction motors and control
Desirable characteristics of Traction motors-Motors used for Traction purpose-Methods of starting and speed control of D.C Traction motors-Rheostatic Control-energy saving with plain rheostatic control series- parallel control- Energy saving with series parallel starting - Shunt Transition -Bridge-Transition- multiple unit control –Regenerative braking. Recent trends in Electric Traction-Magnetic Levitation (MEGLEV) - Suspension systems
UNIT IV (17)
ILLUMINATION
Introduction - Definition and units of different terms used in illumination-planeAngle, Solids angle, Light, Luminous flux, Luminous Intensity, Luminous Efficacy candle power, Lumen, Illumination,M.S.C.P, M.H.C.P, M.H.S.C.P- Reduction factor, Luminance, glare Lamp efficiency. Space-height ratio, Depreciation factor Utilization factor, waste light factor, Absorption factor, Beam factor, Reflection factor- Requirements of good lighting system- Laws of Illumination-problems. Types of lighting scheme- Factors to be considered while designing lighting scheme- Design of lighting Scheme (Indoor and outdoor)- Problems- Lighting systems- Factory lighting,
|
|
ELECTRIC HEATING AND WELDING
Electric Heating:
Introduction -Advantages of Electric heating-modes of heat transfer- classification of Electric Heating - Power frequencyelectric heating- Direct and Indirect resistance heating-Infrared heating-Arc heating –High frequency Electric heating- Induction heating-Induction Stove –Eddy current heating and Dielectric heating.
UNIT V (16)
Electric furnaces:
Resistance furnace-Requirements of Heating elements- commonly used heating element materials-Resistance furnace for special purposes-Temperature control of resistance furnace-Arc furnace -Direct and Indirect Arc furnace- Temperature control of Arc furnace- Reasons for employing low voltage and high current supply – Induction furnace-Direct and Indirect core type Induction furnace-coreless Induction furnace-Power supply for coreless Induction furnace.
Electric welding: Introduction-Types of Electric welding-Requirements of good weld- Preparation of work -Resistance welding- Butt welding, Spot welding, Seam welding, Projection welding and Flash welding-Arc welding-Carbon Arc welding, metal Arc welding, Atomic hydrogen Arc welding, Inert gas metal arc welding-Comparison between Resistance and Arc welding. Radiation welding - Ultrasonic welding, Electron beam welding, LASER beam welding-Electric welding equipments (A.C. and D.C)
REFERENCE BOOKS:
- A Course in Electrical Power - Soni& Gupta - DhanpatRai& Sons, Delhi
- Electric Power - SL Uppal - Khanna Publishers, New Delhi
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 362
Semester: VI
Subject Title: OPERATION AND MAINTENANCE OF ELECTRICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| OPERATIONAND MAINTENANCE OF ELECTRICAL | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Earthing Arrangements, Safe Working Of Electrical Equipment, Building Electrical Installations |
13 |
| II | Operation & Maintenance Of Transformer | 13 |
| III | Operation & Maintenance Of Generators, Sub-Stations And Circuit Breakers |
13 |
| IV | Operation & Maintenance AC Motors And Starters | 12 |
| V | Operation & Maintenance Of Lighting, Transmission AndDistribution | 12 |
| Revision and Test | 12 | |
| Total | 75 | |
Rationale
Electricity is generated in power station transmitted through transformer lines and Distributed through Distribution systems.The various activities concerning operation and maintenance of electrical equipments are dealt in this subject.
Objective
- Understand building electrical installation and electrical safety. Understand operation and maintenance of transformer.
- Understand operation and maintenance of Generators, substations and circuit breakers.
- Understand operation and maintenance of AC motors and Starters. Understand operation and maintenance of Lighting transmission and distributions.
DETAILED SYLLABUS
CONTENTS
UNIT I (13)
EARTHING ARRANGEMENTS, SAFE WORKING ONELECTRICAL EQUIPMENT, BUILDING ELECTRICALINSTALLATIONS:
Earthing Arrangements-
Points to be earthed, Earthing Procedure, Earth resistance measurement, Action to be taken to reduce earthing resistance, Earth Leakage Protection(ELCB)
Safe Working on Electrical Equipment-
Authorized Person, Procedure for Shutdown, and Testing device for Electricity, Special shutdown precautions in substations and Power House.
Building Electrical Installations-
Points to be inspected, Insulation Resistance Measurement Procedure, Points to be checked in switches & Switches, Points to be inspected in Potable equipment, Action to be taken if an electrical equipment catches fire, Different types of Fire extinguishers & its applications
UNIT II (13)
OPERATION & MAINTENANCE OF TRANSFORMER
Forces generated in transformer during short circuit - Noise in operation – Reason for temperature rise- -insulation resistance-Drying out- precaution for parallelin transformer-inrush current and remedy- insulation co-ordination-effect on insulation during star point earthing –transformer maintenance schedule – action to be taken while transformer oil, temperature rises unduly – points to be checked by oil level tends to fall down – attention required for bushing and insulator.
UNIT III (13)
OPERATION & MAINTENANCE OF GENERATORS, SUB-STATIONS AND CIRCUIT BREAKER
Generators-
Parallel operation of Alternators, Real power and Reactive power adjustment between alternator running in parallel, AVR role, Causes for Alternator fails to buildup, Instability in Alternator, Cyclic speed irregularity, Protective & Indicative equipments for Alternator, Causes for overheating of armature & field winding of Alternators, Causes for circulating current between Alternators running in parallel, Causes for pitting of Alternator bearings, Reverse current protection & its necessity,
Sub-stations and Circuit Breaker-
Difference between Isolator & Circuit breaker, Rupturing capacity of Circuit breaker,Short-circuit calculations, Conditions can a circuit breaker arranged to trip, Auto reclosebreaker, Fault clearance time, Inverse time overload relay, Procedure to ensure proper operation of Circuit breaker in the event of a fault, Maintenance requirement for Oil Circuit Breakers, Attention required for the contacts of Contactors, Maintenance requirement of SF6 Circuit breakers
UNIT IV (12)
OPERATION & MAINTENANCE AC MOTORS AND STARTERS
Change the direction of Rotation, Role of Single phase preventer, Types of enclosures, Permissible overload, effect of ambient temperature, Insulation classification, Indicating & Protecting devices for Large Size Motors, If overload mechanism trips frequently what action to be taken, Control devices for motors, role of relays in motor, Points to be attended during periodical maintenance, Air gap measurement, Ball & Roller bearing usage, precautions in fitting bearings, bearing problems, Alignment of
directly coupled motors, Static and Dynamic balancing of rotor, Causes of low insulation resistance, rectification of low insulation resistance problem, drying out of motors, Step to be taken if a motor is unduly hot, Vacuum impregnation, Selection of starters for
High/Low starting torque applications.
UNIT V (12)
OPERATION & MAINTENANCE OF LIGHTING, TRANSMISSIONAND DISTRIBUTIONLIGHTING
Glare reduction, Stroboscopic Effect and methods to reduce, Steps in Designing Lighting Installation, Troubleshooting in Fluorescent Lamp and Discharge Lighting, Street Light Control methods, Fluorescent Lamp Disposal,precautions in Erecting Lighting Installations. Symptoms to identify the end of the useful life of Lamp, Causes for lowering of Illumination level
Transmission and Distribution permissible limit for variation of voltage/frequency as per IS Standard, Factor of Safety, Safety devices for overhead Transmission lines, Minimum clearance of between conductors & building, Advantages & Limitations of Steel Cored AluminiumConductors (ACSR), Purpose of continuous earth wire, Points to be checked when carrying out inspection in overhead transmission line, Prevent rusting of Steel post, Protection requirements for Transmission line, Insulation level & Co-ordination, Precautions in erecting UG Cable, Causes for failure of UG Cable, Cable fault locations, Fall of potential method, Murray loop test method, Locating cable discontinuity
REFERENCE BOOKS:
- Operation and Maintenance of Electrical Equipment - B.V.S.Rao - Media Promoters & Publishers Private Limited, Mumbai - 1st Edition, 1st Reprint 2011 – Volume I & II
- Testing, Commissioning, Operation and Maintenance of Electrical Equipments - S.Rao - Khanna Publishers, Sixth Edition, New 2010 - Delhi
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3631
Semester: VI
Subject Title: POWER ELECTRONICS
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| POWER ELECTRONICS | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Overview Of Power Electronics | 13 |
| II | Line Commutated Power Control Circuits | 13 |
| III | Forced Commutated Power Control Circuits | 13 |
| IV | Applications Of Power Electronics | 12 |
| V | Motor Drive Applications | 12 |
| Revision and Test | 12 | |
| Total | 75 | |
RATIONALE:
Developments in Electronics have their own impact in other fields of Engineering. Today all the controls and drives for the electrical machines are formed by electronic components and there are many electronic devices available to handle eclectic power in terms Kilo-Amps and Kilo-Volts. This subject gives a comprehensive knowledge base about the devices and circuits used in electrical power control.
OBJECTIVES:
On completion of these units, the student should be able to:
- Explain the scope and application of power electronics
- Explain the operating region and rating of SCR.
- Draw, explain and state the application for commutation circuits and trigger circuits of SCR.
- Familiarize the phase controlled rectifier and know the applications of the phase controlled rectifier.
- Draw and describe the working of half wave controlled rectifier circuit with R and RL load, single phase Semi Converter Bridge, Single phase full Converter Bridge for RL load, single phase and three phase full converter with RL load.
- Familiarizes the dual converter and twelve pulse converters. Study the complete protection of converter circuits.
- Understand the working choppers and inverters. Know the applications of choppers and inverters.
- Explain the various types of choppers with circuit diagram.
- Describe the various methods of inverters with circuit diagram.
- Failure of AC voltage controller &cyclo converter.
- Understand the application of power electronics devices as CB,UPS and VAR compensator
- Understand the control of DC Drives.
- Know the various methods of speed control of DC drives.
- Familiarize the control of AC drives.
- Know the torque - speed characteristics of three phase induction motor.
- Study the speed control of three phase induction motor using PWM and slip power recovery scheme.
- Understand the closed loop control of AC drive.
- Know the operation of single phase and three phase cyclo converter.
- Understand the micro controller based fault diagnosis in three phase thyristor converter circuits.
- Study the need of DSP based motor control.
DETAILED SYLLABUS
CONTENTS
UNIT I (13)
OVERVIEW OF POWER ELECTRONICS
Power electronics-Definition (A-1.1)-Scope and Power electronics-Definition (A-1.1)-Scope and1.4.3)-Types of Power Electronic Circuits (A-1.5)-Design of Power Electronics Equipment (A-1.6)-Power module (A-1.9)-Intelligent module (A-1.10). Silicon Controlled Rectifier(D-2.4.1)-Forward Blocking Region(D-2.4.2)-Forward Conducting Region(D-2.4.3)-Reverse Region(D-2.4.2)-Forward Conducting Region(D-2.4.3)-Reverse Ratings(D-2.4.11) -Thyristor Gate Requirements(D-3.2)-Triggering Circuits for Thyristor(D-3.3)-Resistance Triggering Circuits(D-3.4.1)-RC Trigger Circuits(D-3.4.1)-UJT based Trigger Circuits- Driver and Buffer Circuits for Thyristor(D-3.4.7) Thyristor Commutation Techniques-Class A, Class B, Class C, Class D, Class E Types(C-5.1 to C-5.6)-Power Devices – MOSFET (A.8.3)-IGBT (A.8.5) – GTO (A.4.8.3)
UNIT II (12)
LINE COMMUTATED POWER CONTROL CIRCUITS
Line Commutated Converters(Controlled Rectifiers)- Principle of Phase Controlled Converter Operation(A-10.2)-Single Phase Full Converters(A-10.3)-Single Phase Dual Converters (A-10.3)-Three Phase Full Converters(A-10.6)-Three Phase Dual Converters(A-10.7)-12 Pulse converters(A-10.12) AC Voltage Controllers-Principle of Phase Control(A-11.3)-Single phase Bidirectional controllers with Resistive Load(A- 11.4)-Single Phase Controller with Inductive Load(A-11.5)-Three Phase Full Wave Controllers(A-11.6)- Cyclo Converters-Single Phase Cyclo Converters(A-11.9.1)-Three Phase CycloConverters(A-11.9.2)
UNIT III (13)
FORCED COMMUTATED POWER CONTROL CIRCUITS
DC-DC Switch-Mode Converters(Choppers)-Control of DC- DC Converters(B-7.2)-Step-Down(BUCK) Converter(B-7.3)- Continuous-Conduction Mode(B-7.3.1)- Step-Up(BOOST) Converters(B-7.4)-Continuous Conduction Mode (B-7.4.1) –BUCK- BOOST Converters (B-7.5) – Continuous Conduction Mode (B- 7.5.1) - Cuk DC-DC Converters(B-7.6) DC-AC Switch-Mode Inverters-Pulse Width Modulated Inverters- Introduction(A-6.1)-Principle of Operation(A-6.2)-Single PhaseBridge Inverters(A-6.4)-Three Phase Inverters(A-6.5)-1800 Conduction Mode(A-6.5.1)-1200 Conduction Mode(A-6.5.2)- Voltage Control of Single Phase Inverters(A-6.6)-Single Pulse Width Modulation(A-6.6.1)-Multiple Pulse Width Modulation(A- 6.6.2)-Sinusoidal Pulse Width Modulation(A-6.6.3)-Voltage Control of Three Phase Inverters(A-6.8)-Sinusoidal PWM(A.6.8.1).
UNIT IV (12)
APPLICATIONS OF POWER ELECTRONICS
Switch Mode Power Supplies-Full Bridge Converter type(C-11.1.4)-Uninterrupted Power Supply-ON line(No Break) and OFF line(Short-Break) types(C-11.2)-Static AC Circuit Breaker(C-11.5.1)-AC Solid State Relays(C-11.6.2). High Frequency FlourescentLighting (B -16.2.2)- Induction Heating(B16.3.1)-Electric Welding(B -16.3.2)-High Voltage DC Transmission(B -17.2)-Wind and Small Hydro Interconnection(B -17.4.2)-Static VAR Compensators(B -17.3)- Thyristor Controlled Inductors (B -17.3.1)-Thyristor Switched
Capacitors(B -17.3.2).
UNIT V (12)
MOTOR DRIVE APPLICATIONS
DC Drives-DC Motor with a Separately Excited Field Winding(B -13.4)-Line Frequency Converters (B-13.7.2)-Effect of Discontinuous Armature Current(B -13.7.3)–Control of Adjustable Speed Drives(B -13.7.4)-Switch-Mode DC-DC Converters(B -13.7.1) Induction Motor Drives-Introduction(B -14.1)-Basic Principle of Induction Motor Operation(B -14.2)-Induction Motor Characteristics at rated(line) frequency and rated voltage(B -14.3)- Speed Control by Varying Stator frequency and voltage(B -14.4)-Torque-Speed
Characteristics(B-14.4.1)-Start-Up Considerations(B -14.4.2)-Voltage Boost required at low frequencies(B -14.4.3)-Induction Motor Capability below and above the rated speed(B -14.4.4)-Variable frequency Converter Classifications(B -14.6)-Variable frequency PWM-VSI Drives (B -14.7)-Line frequency Variable-Voltage Drives(B -14.11)-Reduced Voltage Starting(“Soft Start”) of Induction Motors(B -14.12)-Speed Control by Static Slip-Power Recovery(B -14.13).
REFERENCE BOOKS:
- Power Electronics - MD Singh, KB - McGraw Hill Publishing Company, New Delhi, Seventeenth reprint 2005
- Power Electronics – A - Mohammed H.Rashid - New Age Publication – Third Edition,2004
- Power Electronics – B - Mohan, Undeland, Robbins - Wiley India Edition, Media Enhanced Third Edition
- Power Electronics – C - Dr.P.S.Bimbhra – Khanna Publishers, Fourth Edition, 2011.
- Power Electronics – D - M.S.JamilAsghar - PHI Learning Private Limited Eastern Economy Edition, 2010
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3632
Semester: VI
Subject Title: BIO-MEDICAL INSTRUMENTATION
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| BIO-MEDICAL INSTRUMENTATION | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | Bio - electric signals, electrodes and clinical measurement | 13 |
| II | Bio - medical recorders | 12 |
| III | Therapeutic instruments | 12 |
| IV | Biotelemetry and patient safety | 13 |
| V | Modern imaging techniques | 12 |
| Revision and Test | 12 | |
| Total | 75 | |
RATIONALE:
Bio medical engineering education is in the growing stage. But every year, there is a tremendous increase in the use of modern medical equipment in the hospital and health care industry therefore it is necessary for every student to understand the functioning of various medical equipments. This subject to enable the students to learn the basic principles of different biomedical instruments vizClinical measurement, Bio - medical recorders, Therapeutic instruments, Biotelemetry and Modern imaging techniques instruments
OBJECTIVES:
After learning this subject the student will be able to understand the about
- The generation of Bio-potential and its measurement using various electrodes.
- The measurement of blood pressure. The measurement of lung volume.
- The measurement of respiration rate.
- The measurement of body temperature and skin temperature. The principles of operations of ECG recorder.
- The principles of operations of EEG recorder. The principles of operations of ENG recorder. The working principles of audio meter.
- The principles of operations of pacemaker. The basic principle of dialysis.
- The basic principle of short wave diathermy. The basic principle of ventilators.
- The working principles of telemetry. The basic principle of telemedicine. To learn about patient safety.
- The various methods of accident prevention. The basic principle of various types of lasers. The basic principle of CT and MRI scanner.
DETAILED SYLLABUS
CONTENTS
UNIT I (13)
BIO-ELECTRIC SIGNALS AND ELECTRODES
Elementary ideas of cell structure, Bio – potential and their generation – resting and action potential – propagation of action potential. Electrodes – Micro – Skin surface – needle electrodes.
CLINICAL MEASUREMENT:
Measurement of Blood pressure (direct, indirect) – blood flow meter (Electro magnetic& ultrasonic blood flow meter) – blood Ph measurement - Measurement of Respiration rate – measurement oflung volume – heart rate measurement – Measurement of body and skin temperature - Chromatography, Photometry, Flurometry.
UNIT II (12)
BIO - MEDICAL RECORDERS:
Electro cardiograph (ECG) – Lead system – ECG electrodes – ECGamplifiers – ECG recording units – analysis of ECG curves. Nervous system – EEG recorder – 10-20 lead system – recording techniques – EEG wave types – Clinical use of EEG – brain tumour Electro – myograph (EMG) – EMG waves – measurement of conduction velocity – EMG recording techniques – Electro – retinograph (ERG) Audiometer – principle – types – Basics audiometer working.
UNIT III (12)
THERAPEUTIC INSTRUMENTS:
Cardiac pacemaker – classification – External pace makers – implantable pacemaker – pacing techniques – programmable pacemaker – Cardiac defibrillators – types – AC and DC defibrillators - Heart lung machine with Block diagram. Dialysis – Hemo dialysis – peritoneal dialysis. Endoscopes Endoscopic laser coagulator and applications – physiotherapy equipment – short wave diathermy – micro wave diathermy – ultrasonic therapy unit (block / circuit) – Ventilators – types – modern ventilator block diagram.
UNIT IV (13)
BIOTELEMETRY AND PATIENT SAFETY:
Introduction to biotelemetry – physiological – adaptable to biotelemetry – components of a biotelemetry system – application of telemetry – elements of biotelemetry; AM, FM transmitter and receiver – requirements for biotelemetry system – radio telemetry with sub carrier – single channel and multi channel telemetry – Telemedicine; introduction, working, applications. Patient safety: Physiological effects of electric current – Micro and macro shock – leakage current – shock hazards from electrical equipment. Methods of Accident Prevention – Grounding – Double Insulation – Protection by low voltage – Ground fault circuit interrupter – Isolation of patient connected parts – Isolated power distribution system.Safety aspects in electro surgical units – burns, high frequency current hazards, Explosion hazards.
UNIT V (12)
MODERN IMAGING TECHNIQUES:
LASER beam properties – block diagram – operation of CO2 and NDYag LASER – applications of LASER in medicine. X ray apparatus – block diagram – operation – special techniques in X-ray imaging –Tomogram – computerized Axial tomography – Ultrasonic imaging techniques – Echo cardiography – Angiography – CT scanner - Magnetic resonance imaging techniques
REFERENCE BOOKS:
1. Biomedical Instrumentation - Dr.M. Arumugam - Anuradha publications, Chennai
Page No. 1-15, 21-33, 117-136,142-159,164-179, 182-195, 202-209, 212-215, 255 – 256, 274-277, 285-286, 266-268, 293-297, 299- 310, 319-320, 329 – 340, 347-358, 360-367, 374-390, 390-400
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3633
Semester: VI
Subject Title: COMPUTER HARDWARE AND NETWORKS
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| COMPUTER HARDWARE AND NETWORKS | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
Topics and allocation of hours
| Unit | Topic | Time (Hrs) |
| I | MOTHERBOARD COMPONENTS AND MEMORY STORAGEDEVICES | 13 |
| II | I/O DEVICES AND INTERFACE | 13 |
| III | MAINTENANCE AND TROUBLE SHOOTING OF DESKTOPAND MOBILE PHONES | 14 |
| IV | COMPUTER NETWORK DEVICES AND OSI LAYERS | 12 |
| V | 802.X AND TCP/IP PROTOCOLS | 13 |
| Revision and Test | 10 | |
| Total | 75 | |
RATIONALE:
Maintaining and servicing the computers, laptops and peripherals are essential requirements of the computer students. The clear understanding of computer network devices and protocols are also taught in this subject.
OBJECTIVES:
On completion of the following units of syllabus contents, the students can
- Identify the major components that make up the system unit.
- Understand the principle of operations of Keyboard, mouse and Displays.
- Study about the specification of I/O Ports of all I/O devices like serial, parallel, USB – Game port, Blue tooth and IP Connectors
- Understand the technology of high quality multiple color graphic output devices like Dot matrix, Inkjet, Laser, Line, MFP and computer system.
- Understand the operations to Power Supply devices. Know the use of diagnostic Software.
- Identify the major components of Laptop. Troubles shoot the problems in Laptop.
- Understand the concept of data communication.
- Discuss the advantages and disadvantages of different network topologies. Compare different network classifications based on different category.
- Know the use of different network devices.
- Understand the different layers of OSI and their functions. Compare different LAN protocols.
- Identify the protocols used in TCP /IP and compare with OSI model. Understand IP address concepts and TCP/IP suite.
DETAILED SYLLABUS
CONTENTS
UNIT I (13)
MOTHERBOARD COMPONENTS AND MEMORY STORAGE DEVICES
Introduction: Parts - Mother board, sockets, expansion slots, memory, power supply,drives and front panel and rear panel connectors – Hardware, Software and Firmware.
Processors: Architecture and block diagram of multi core Processor(any one), Featuresof new processor(Definition only)-chipsets (Concepts only)
Bus Standards Overview and features of PCI, AGP, USB, PCMCIA, Processor BUS–High
Primary Memory: Introduction-Main Memory, Cache memory–DDR2- DDR3, RAM versions – 1TB RAM – Direct RDRAM
Secondary Storage: Hard Disk–Construction–Working Principle–Specification of IDE, Ultra ATA, Serial ATA; HDD Partition - Formatting. Troubleshooting hard disk drives.
Removable Storage: CD&DVD construction–reading & writing operations; CD-R,CD-RW; DVD-ROM, DVD-RW; construction and working of DVD Reader / Writer.
Blue-ray: Introduction – Disc Parameters – Recording and Playback Principles – Solid state memory devices.
UNIT II (13)
I/O DEVICES AND INTERFACE
Keyboard and Mouse: Keyboard: Signals–operation of membrane and mechanicalkeyboards–troubleshooting; wireless Keyboard. Mouse- types, connectors,operation of Optical mouse and Troubleshooting.
Printers: Introduction–Types of printers–Dot Matrix, Laser, line printer, MFP, (Multi Function Printer), Thermal printer - Operation –Construction – Features andTroubleshooting
I/O Ports: Serial,Parallel,USB,GamePort,Bluetooth interface, IR connector, fireware, Signal specification problems with interfaces.
Displays and Graphic Cards: Panel Displays–Principles of LED, LCD and TFT Displays.SVGA Port signals – common problems and solutions.
Power Supply: SMPS: Principles of Operation and Block Diagram of ATXPower Supply, connector specifications
UNIT III (14)
BIOS, POST and Mobile Phone Servicing
BIOS: Standard CMOS setup, Advanced BIOS setup, Power management,advanced chipset features, PC Bios communication – upgrading BIOS, Flash BIOS -setup.
POST: Definition–IPL hardware–POST Test sequence–beep codes and errormessages.
Mobile phone components: Basics of mobile communication. Components - battery- antenna-ear piece- microphone -speaker-buzzer-LCD- keyboard.Basiccircuit board components – Names and functions of different ICs used in mobilephones.
Tools & Instruments used in mobile servicing: Mobile servicing kit –solderingand de-soldering components using different soldering tools - Use of multimeter and battery booster.
Installation & Troubleshooting: Assembling and disassembling of differenttypes of mobile phones – Installation of OS - Fault finding & troubleshooting-Jumpering techniques and solutions.
Software and Antivirus: Flashing- Formatting- Unlocking -Use of secret codes-Downloading- Routing;Mobile Viruses – Precautions – Antivirus Software.
UNIT – IV COMPUTER NETWORK DEVICES AND OSI LAYER (12)
Data Communication: Components of a data communication–Data flow: simplex–half duplex – full duplex; Networks – Definition - Network criteria – Types ofConnections: Point to point – multipoint; Topologies: Star, Bus, Ring, Mesh, Hybrid –Advantages and Disadvantages of each topology.
Types of Networks: LAN–MAN–WAN–CAN–HAN–Internet–Intranet–Extranet,Client-Server, Peer To Peer Networks.
UNIT – IV (12)
COMPUTER NETWORK DEVICES AND OSI LAYERS
Data Communication: Components of a data communication–Data flow: simplex– half duplex – full duplex; Networks – Definition - Network criteria – Types ofConnections: Point to point – multipoint; Topologies: Star, Bus, Ring, Mesh, Hybrid –Advantages and Disadvantages of each topology.
Types of Networks: LAN–MAN–WAN–CAN–HAN–Internet–Intranet–Extranet,Client-Server, Peer To Peer Networks.
Transmission Media: Classification of transmission media - Guided–Twisted pair,Coaxial, Fiber optics; Unguided – Radio waves – Infrared – LOS – VSAT – cabling andstandards.
Network devices: Features and concepts of Switches–Routers(Wired and Wireless)– Gateways.
Network Models: Protocol definition - standards - OSI Model–layered architecture – functions of all layers.
UNIT V (13)
802.X AND TCP/IP PROTOCOLS
Overview of TCP / IP :OSI& TCP/IP–Transport Layers Protocol–connectionoriented and connectionless Services – Sockets – TCP & UDP.
802.X Protocols : Concepts and PDU format of CSMA/CD (802.3)–Token bus (802.4)– Token ring (802.5) – Ethernet – type of Ethernet (Fast Ethernet, gigabit Ethernet) –Comparison between 802.3, 802.4 and 802.5
Network Layers Protocol: IP–Interior Gateway Protocols (IGMP, ICMP, ARP, RARPConcept only).
IP Addressing: Dotted Decimal Notation –Subnetting&Supernetting – VLSMTechnique-IPv6 (concepts only)
Application Layer Protocols: FTP– Telnet – SMTP– HTTP – DNS – POP
REFERENCE BOOKS:
- Computer Installation and Servicing - D.Balasubramanian - ArasanGanesan Institute of Technology - 1993
- The complete PC upgrade and Maintenance - Mark Minasi - BPB Publication - 1997
- Troubleshooting, Maintaining and Repairing PCs - Stephen J Bigelow -Tata MCGraw Hill Publication - 2004
- Computer Networks - Andrew S.Tanenbaum - Prentice-Hall of India, New Delhi -2002
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 364
Semester: VI
Subject Title: ELECTRICAL WORKSHOP PRACTICAL - II
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| ELECTRICAL WORKSHOP PRACTICAL - II | 5 | 75 | 25 | 75 | 100 | 3 Hrs |
RATIONALE
To provide hands on experience in Electrical wiring and winding it becomes necessary to include this subject.
OBJECTIVES
At the end of this practical subject the students should be able to
- Execute the wiring to control three lamps Individually Execute the stair case wiring for G+n floors Execute the emergency alarm circuit
- Execute the wiring to connect a single phase motor with main switch , D.O.L starter and M.C.B
- Execute the wiring to connect a 3 phase Induction motor with main switch, star/delta starter and E.L.C.B.
- Execute the wiring for 1 phase service connection with necessary items. Execute the wiring to control lamps (Sodium vapour lamp, mercury vapour lamp, Fluorescent
- Tube and Neon sign lamp with a provision of fuse/ M.C.B/Electronic chock /switches
- Execute the wiring for test board with necessary items.
- Know the consequences of disconnection of Neutral in 3 phase 4 wire system.
- Execute the Tunnel wiring
- Prepare winding for potential Transformer and No volt coil with the knowledge of Design.
- Give end connections for 3 phase Induction motor winding.
LIST OF EXPERIMENTS
PART – A
- Assembling the accessories of ceiling fan, test the connections of winding & capacitor and run the fan with speed regulator.
- Connect the battery and inverter to supply partial load in a domestic wiring during mains failure.
- Battery charging through solar panel. Connect solar panel to charge battery through charge controller.
- Dismantling of induction heater, identifying the parts, checking the conditions, assembling and testing
- Dismantling of microwave oven, identifying the parts, checking the conditions, assembling and testing.
PART - B
- Emergency alarm wiring with 3 bells and 3 push buttons.
- Wiring of single phase motor using single phase main switch, D.O.L starter and MCB.
- Wiring of Three phase induction motor with main switch, Star/delta starter and ELCB.
- House wiring for a service connection with single phase digital Energy meter cutout, main switch, 4way D.B, Indicator lamp.
- Wiring of sodium vapour and mercury vapour Lamp.
- Make a switch board to control two lamps and one fan with plug point, provide four switches, one regulator and one 3 pin 5A plug point.
- Tunnel wiring using 4 lamps.
- Design, construct and test a 230/12-0-12 volt, 500mA Transformer.
- Design No volt coil for a 230/440 AC contactor.
- Dismantling a faulty ceiling fan and identify the fault, run the fan
- Demonstrate the end connection for a 3 phase induction motor winding for a
LIST OF EQUIPMENTS
| S.NO. | DESCRIPTION | SPECIFICATION | QTY |
| 1 | SPST Flush type switch | 250V/5A | Req.Qty |
| 2 | Batten Lamp holder | Req.Qty | |
| 3 | Round block | Req.Qty | |
| 4 | Switch board | 20cm*15 cm | Req.Qty |
| 5 | Switch board | 10cm*10cm | Req.Qty |
| 6 | M.C.B. | 250V/10A ,2 pole | Req.Qty |
| 7 | Push button switch | 250V/5A | Req.Qty |
| 8 | 2 plate ceiling rose | 250V/5A | Req.Qty |
| 9 | Electric bell | 250V/5A | Req.Qty |
| 10 | Single phase D.P.I.C. Main switch | 250V/16A | Req.Qty |
| 11 | Single phase D.O.L. Starter | 250V/10A | Req.Qty |
| 12 | Three phase T.P.I.C. Main switch | 500V/30A | Req.Qty |
| 13 | Star / delta starter | 440V/5HP | Req.Qty |
| 14 | E.L.C.B. | 30mA/100mA | Req.Qty |
| 15 | Single phase, Digital Energy meter | 250V/15A,50HZ | Req.Qty |
| 16 | Cut out | 16A | Req.Qty |
| 17 | Single phase, 4 way distribution Box | 250V/15A | Req.Qty |
| 18 | Mercury vapour lamp with accessories | Req.Qty | |
| 19 | Sodium vapour lamp with accessories | Req.Qty | |
| 20 | Fluorescent tube light with electronic | 40W | Req.Qty |
| 21 | choke and holder | Req.Qty | |
| 22 | Two way flush type switch | 250V/5A | Req.Qty |
| 23 | Wooden box | 30 cm*15cm | Req.Qty |
| 24 | PVC pipe | ¾”/1″ | Req.Qty |
| 25 | Saddle clips | ¾”/1 ″ | Req.Qty |
| 26 | Copper wire | 2.5 Sq.Mm, | Req.Qty |
| 27 | Copper wire | 1.5 Sq.Mm | Req.Qty |
| 28 | 1” junction box | 1 way,2way,3way | Req.Qty |
| 29 | Screws | Req.Qty | |
| 30 | Bare copper wire | 2.5 Sq.Mm | Req.Qty |
| 31 | Lamps (C.F.L. or Incandescent) | Different ratings | Req.Qty |
| 32 | EI60 type stampings of 0.35 mm thickness | Req.Qty | |
| 33 | Readymade bobbins (EI60/21) | 25 SWG | Req.Qty |
| 34 | Enameled copper wire | 36 SWG | Req.Qty |
| 35 | Enameled copper wire | 37 SWG | Req.Qty |
| 36 | Enameled copper wire | 38 SWG | Req.Qty |
| 37 | Winding machine | Req.Qty | |
| 38 | Ceiling fan | Req.Qty | |
| 39 | Single phase induction motor | Req.Qty | |
| 40 | Three phase squirrel cage induction motor 0.5 HP/50HZ,240V | Req.Qty | |
| 41 | Gauge plate for measurement of SWG | Req.Qty | |
| 42 | Winding study motor (3? squirrel cage type) 3HP, 500 V, 50 Hz | Req.Qty | |
| 43 | Ceiling Fan | Req.Qty | |
| 44 | LED Light, PCB, Driver Circuit and Outer Cover | Req.Qty | |
| 45 | Lead Acid Battery | Req.Qty | |
| 46 | Inverter | Req.Qty | |
| 47 | Solar Photo Voltaic Module | Req.Qty | |
| 48 | Charge controller | Req.Qty | |
| 49 | Microwave oven | Req.Qty | |
| 50 | Multimeter | Req.Qty | |
| 51 | Induction Heater | Req.Qty |
QUESTION PATTERN
Question should be asked in either PART – A or PART – B or PART – C
For Part A
| S.NO |
NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Connection Diagram | 10 |
| 2 | Tools Required | 10 |
| 3 | Dismantling and Assembling Procedure | 30 |
| 4 | Testing | 20 |
| 5 | VIVA VOCE | 05 |
| TOTAL | 75 |
FOR PART – B and C
| S.NO | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Wiring diagram /Design | 20 |
| 2 | Execution | 40 |
| Result | 10 | |
| 3 | VIVA VOCE | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 365
Semester: VI
Subject Title: ELECTRICAL CIRCUITS SIMULATION PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| ELECTRICAL CIRCUITS SIMULATION PRACTICAL | 3 | 45 | 25 | 75 | 100 | 3 Hrs |
RATIONALE
All the Engineering applications are simulated through computers. They are tested and then built using real components for commercial implementation. Simulation software is available for all Engineering fields. Hers is an attempt to impart the knowledge of using simulation software for realizing some of the Electrical and Electronics circuits for the Diploma students.
OBJECTIVES
At the end of this practical subject the students should be able to
- Know the various aspects of simulation software
- Simulate and test the simple electrical and electronics circuits Simulate and test the wave generating circuits
- Simulate and prove the simple theorems
- Simulate and test the performance characteristics of converters
- To design and verify the results of various electric circuits using simulation software.
LIST OF EXPERIMENTS
- a) Generate sinusoidal waveform for a RMS voltage ____ V and frequency of __ Hz
- Step response of RL & RC series circuits.
- a) Simulation of RLC series response circuits
- Verification of Superposition theorem.
- Verification of Thevenin’s theorem.
- Simulation of half wave rectifier.
- Simulation of full wave rectifier.
- Simulation of single phase, half wave converter using SCR with R-load.
- Simulation of single phase, semi converter with RL load.
- Simulation of single phase full converter with RL load.
- Simulation of DC steps down chopper.
- Simulation of single phase inverter.
- Simulation of three phase voltage source inverter supplying R-load
- a) Simulation of three phase star connected balanced load
- a) Simulation of three phase delta connected balanced load
- a) Simulation of three phase non-linear star connected load with three phase 3 wire system.
LIST OF EQUIPMENTS
| S.NO. | DESCRIPTION | QTY |
| 1 | PC with any suitable simulation software | 30 Nos |
| 2 | UPS 5KVA with half an hour battery back up | 1 |
| 3 | Printer | 1 |
QUESTION PATTERN
| S.No | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Circuit Diagram (Manual Diagram) | 10 |
| 2 | Development of circuit diagram | 10 |
| 3 | Simulation Performance & print out | 30 |
| 5 | VIVA VOCE | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3661
Semester: VI
Subject Title: POWER ELECTRONICS PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| POWER ELECTRONICS PRACTICAL | 6 | 90 | 25 | 75 | 100 | 3 Hrs |
RATIONALE
The advent of thyristors has revolutionized the art of electric power conversation and its control. The use of the power electronic devices has pervaded the industrial applications relating to the field of Electrical, Electronics, Instrumentation and Control Engineering. This subject is introduced to impart practical skills to the students in using some important power electronic devices and circuits.
OBJECTIVES
Construct and test DC-DC, DC-AC, AC-DC, AC-AC converters using power switching devices and control circuits for the same
LIST OF EXPERIMENTS
- Construct the Line synchronized Ramp trigger circuit using UJT with AC load to measure firing angles.
- Construct Lamp control circuit using DIAC – TRIAC to measure various output voltage for firing angles.
- Construct and test the SCR commutation circuits (Class B & Class D)
- Construct and test the Single phase semi controlled bridge with R- Load
- Construct and test the Single phase fully controlled bridge with RL- Load
- Construct and test the Half wave controlled rectifier with R- Load.
- Construct and test the DC chopper control circuit using thyristor (any class).
- Construct and test the step up chopper.
- Design the PWM based step down DC chopper using MOSFET/IGBT.
- Construct and test the Single phase Single pulse / Sinusoidal PWM inverter using MOSFET/IGBT.
- Construct and test the SMPS using MOSFET/IGBT.
- Construct and test the open loop speed control circuit for DC shunt motor
- Construct and test the control circuit using TRIAC for Universal motor.
- Construct and test the Open loop speed control of Single phase AC motor.
- Construct and test the Single phase parallel inverter using MOSFET/IGBT
- Construct and test the Single phase to single phase cyclo converter.
LIST OF EQUIPMENTS
| 1. | Line synchronized Ramp trigger circuit using UJT trainer kit. | 1 |
| 2. | Lamp control circuit using DIAC – TRIAC trainer kit. | 1 |
| 3. | SCR commutation circuits (Class B & Class D) | 1 |
| 4. | Construct and test the Single phase semi controlled bridgewith R- Load trainer kit. | 1 |
| 5. | Single phase fully controlled bridge with RL- Load trainer kit. | 1 |
| 6. | Half wave controlled rectifier with R- Load trainer kit. | 1 |
| 7. | Construct and test the DC chopper control circuit usingthyristor (any class) trainer kit. | 1 |
| 8. | Step up chopper trainer kit. | 1 |
| 9. | PWM based step down DC chopper using MOSFET/IGBT trainer kit. | 1 |
| 10. | Single phase Single pulse / Sinusoidal PWM inverter usingMOSFET/IGBT trainer kit. | 1 |
| 11. | SMPS using MOSFET/IGBT trainer kit. | 1 |
| 12. | Open loop speed control circuit for DC shunt motor trainer kit | 1 |
| 13. | Control circuit using TRIAC for Universal motor trainer kit. | 1 |
| 14. | Open loop speed control of Single phase AC motor trainer kit. | 1 |
| 15. | Single phase parallel inverter using MOSFET/IGBT trainer kit | 1 |
| 16. | Single phase to single phase cyclo converter trainer kit. | 1 |
| 17. | CRO with power probe | 4 |
| 18. | Multi meter | 3 |
| 19. | R-load | 2 |
| 20. | RL load | 2 |
QUESTION PATTERN
| S.No | NAME OF THE ACTIVITY | MARK ALLOCATION |
| 1 | Circuit Diagram | 25 |
| 2 | CONNECTIONS | 20 |
| 3 | READING/GRAPH/RESULT | 25 |
| 5 | VIVA VOCE | 05 |
| TOTAL | 75 |
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3662
Semester: VI
Subject Title: BIO-MEDICAL INSTRUMENTATION LAB
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| BIO-MEDICAL INSTRUMENTATION LAB | 6 | 90 | 25 | 75 | 100 | 3 Hrs |
RATIONALE
Recent advances in medical field have been fuelled by the instruments developed by the Electronics and Instrumentation Engineers. Pacemakers, Ultrasound Machine CAT, Medical diagnostic systems are few names which have been contributed by engineers. Now health care industry uses many instruments which are to be looked after by instrumentation engineers. This subject will enable the students to learn the basic principles of different instruments/equipment used in the health care industry. The practical work done in this area will impart skill in the use, servicing and maintenance of these instruments/equipment. Proficiency in this area will widen the knowledge and skill of diploma holders in the field of biomedical instrumentation.
OBJECTIVES
Construct and test DC-DC, DC-AC, AC-DC, AC-AC converters using power switching devices and control circuits for the same
LIST OF EXPERIMENTS
List of Experiments:
- Construction and Testing of Differential amplifier.
- Construction and Testing of Instrumentation amplifier.
- Measurement of pH of given solution.
- Measurement of Blood pressure.
- Measurement of ECG waveform.
- Construction and verification of pacemaker circuit.
- Construction and testing of high gain amplifier.
- Measurement of Body and Skin temperature.
- Study, handle and use the following Instruments/Equipments:
b) Vascular probe with vasoline monitor.
c) ECG stimulator.
d) Muscle stimulator.
e) Vectorodyne electrotherapy equipment.
f) Vascular Doppler recorder.
g) Pressure plethysmograph.
h) Skin sympathetic response meter.
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 3663
Semester: VI
Subject Title: COMPUTER HARDWARE AND NETWORKING PRACTICAL
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| COMPUTER HARDWARE AND NETWORKING PRACTICAL | 6 | 90 | 25 | 75 | 100 | 3 Hrs |
RATIONALE:
The course aims at making the students familiar with various parts of computers and laptops and how to assemble them and the different types of peripherals desired. In addition, the course will provide the students with necessary knowledge and skills in computer and laptop software installation and maintenance and to make him diagnose the software faults. This subject also gives the knowledge and competency to diagnose the problems in computer hardware and peripherals and also gives the knowledge for trouble shooting for systematic repair and maintenance of computers and laptops.
OBJECTIVES
On completion of the following exercises, the students must be able to
- Know the various indicators, switches and connectors used in Computers.
- Familiarize the layout of SMPS, motherboard and various Disk Drives.
- Configure Bios set up options.
- Install various secondary storage devices with memory partition and formatting.
- Know the various types of printer installation and to handle the troubleshooting ability.
- Assemble PC system and checking the working condition.
- Installation of Dual OS in a system.
- Identify the problems in Computer systems, software installation and rectification
- Assembling and disassembling of Laptop to identify the parts and to install OS and configure it.
- Enable to perform different cabling in a network.
- Configure Internet connection and use utilities to debug the network issues.
- Configure router for any topology
- Install and configure Windows 2008 / 2013 Server
- Design Windows server Active directory Services.
- Install and configure server hardware devices.
LIST OF EXPERIMENTS
PART A
Identification of system layout (Study Exercise)
a) Front panel indicators & switches and front side & rear side connectors.
b) Familiarize the computer system Layout: Marking positions of SMPS, Motherboard, HDD, DVD and add on cards.
c) Configure bios setup program and troubleshoot the typical problems using BIOS utility.
1. HARD DISK
a) Install Hard Disk.
b) Configure CMOS-Setup.
c) Partition and Format Hard Disk.
d) Identify Master /Slave / IDE Devices.
e) Practice with scan disk, disk cleanup, disk De-fragmentation, Virus Detecting and Rectifying Software.
2. a) Install and Configure a DVD Writer & Blu-ray Disc Writer.
b) Recording a Blank DVD & Blu-ray Disc.
3. Assemble a system with add on cards and check the working condition of the system and install Dual OS.
4. Identification of mobile phone components (Study Exercise)
a) Basic mobile phone components.
b) Familiarizing the basic circuit board components: Marking position of different IC and Switches in the Network and Power sections of the PCB.
5. Flashing, Unlocking and Formatting memory cards in Mobile phones.
6. Do the following cabling works in a network
Crimping
a) Cable Crimpling b) Standard Cabling c) Cross Cabling d) I/OConnector
e) Testing the Crimped cable using a Cable tester
7. Configure Host IP, Subnet Mask and Default Gateway in a system in LAN (TCP/IP Configuration).
8. Configure Internet connection and use IPCONFIG, PING / Tracert and Netstat utilities to Debug the Network issues.
9. Transfer files between systems in LAN using FTP Configuration. Install a printer in LAN and share it in the network.
PART B
10. Installation of Windows 2008 / 2013 Server.
11.Installation and configuration of DHCP Server.
12. Installation and configuration of Mail Server.
13. a) Installation of Red Hat Linux using Graphical mode. b) Installation of Red Hat Linux using VMware.
14. a) Creating a user in Linux Server and assigning rights. b) Configuring and troubleshooting of /etc/inittab
15. a) Configuring and troubleshooting of /etc/grub.conf b) Configuring and trouble shooting of /etc/passwd
QUESTION PATTERN
| Sl.No | Name of the activity | Marks |
| 1 | Procedure Writing – One Question from PART – A | 10 |
| 2 | Procedure Writing – One Question from PART - B | 15 |
| 3 | Executing Exercise (PART – A) | 10 |
| 4 | Executing Exercise (PART – B) | 20 |
| 5 | Result(PART – A) | 5 |
| 6 | Result (PART – B) | 5 |
| 7 | Demonstration of mini project | 5 |
| 8 | VIVA – VOCE | 5 |
| TOTAL | 75 |
LIST OF EQUIPMENTS
Hardware Requirements :
Desktop Systems 30 Nos
Hard disk drive 06 Nos
DVD, Blu-ray Drive 06 Nos
Blank DVD , Blu-ray Disc 20 Nos
Head cleaning CD 01 Nos
Dot matrix Printer 02 Nos
Laser Printer 02 Nos
Server 01 No
Mobile phones 06 Nos
Network Requirements:
Crimping Tool 06 Nos
Screwdriver set 06 Nos
Network Cables
Modem 02 Nos
Hub 01 No
Router 01 No
Switch 02 Nos
Software Requirements:
Windows OS
Windows Server 2008 / 2013 and LINUX.
Antivirus software.
DVD and Blu-ray Burning S/W, Mobile Phone Flashing S/W
M SCHEME
(Implemented from the Academic year 2015- 2016 onwards)
Course Name: Diploma in Electrical and Electronics Engineering
Subject Code: M 367
Semester: VI
Subject Title: PROJECT WORK
TEACHING AND SCHEME OF EXAMINATION:
Number of Weeks/ Semester: 15 Weeks
| Subject | Instruction | Examination | ||||
| Hrs/ week | Hrs/Sem | Internal Assessment | End Examination | Total | Duration | |
| PROJECT WORK | 3 | 45 | 25 | 75 | 100 | 3 Hrs |
OBJECTIVES:
- Implement the theoretical and practical knowledge gained through the curriculum into an application suitable for a real practical working environment preferably in an industrial environment
- Get exposure on industrial environment and its work ethics. Understand what entrepreneurship is and how to become an entrepreneur.
- Learn and understand the gap between the technological knowledge acquired through curriculum and the actual industrial need and to compensate it by acquiring additional Knowledge as required.
- Carry out cooperative learning through synchronous guided discussions within the class in key dates, asynchronous document sharing and discussions, as well as to prepare collaborative edition of the final project report.
- Understand the facts and importance of environmental management. Understand and gain knowledge about disaster management.
M 367 PROJECT WORK
ENVIRONMENTAL & DISASTER MANAGEMENT
1. ENVIRONMENTAL MANAGEMENT
Introduction – Environmental Ethics – Assessment of Socio Economic Impact –
Environmental Audit – Mitigation of adverse impact on Environment – Importance of Pollution Control – Types of Industries and Industrial Pollution.
Solid waste management – Characteristics of Industrial wastes – Methods of Collection, transfer and disposal of solid wastes – Converting waste to energy – Hazardous waste management Treatment technologies.
Waste water management – Characteristics of Industrial effluents – Treatment and disposal methods – Pollution of water sources and effects on human health.
Air pollution management – Sources and effects – Dispersion of air pollutants – Air pollution control methods – Air quality management.
Noise pollution management – Effects of noise on people – Noise control methods.
2. DISASTER MANAGEMENT
Introduction – Disasters due to natural calamities such as Earthquake, Rain, Flood, Hurricane, Cyclones etc – Man made Disasters – Crisis due to fires, accidents, strikes etc – Loss of property and life..
Disaster Mitigation measures – Causes for major disasters – Risk Identification – Hazard Zones – Selection of sites for Industries and residential buildings – Minimum distances from Sea – Orientation of Buildings – Stability of Structures – Fire escapes in buildings -Cyclone shelters – Warning systems.
Disaster Management – Preparedness, Response, Recovery – Arrangements to be made in the industries / factories and buildings – Mobilization of Emergency Services -Search and Rescue operations – First Aids – Transportation of affected people – Hospital facilities – Fire fighting arrangements – Communication systems – Restoration of Power supply – Getting assistance of neighbors / Other organizations in Recovery and Rebuilding works – Financial commitments – Compensations to be paid – Insurances –Rehabilitation.
LIST OF QUESTIONS
A. ENVIRONMENTRAL MANAGEMENT
- What is the responsibility of an Engineer-in-charge of an Industry with respect to Public Health?
- Define Environmental Ethic.
- How Industries play their role in polluting the environment?
- What is the necessity of pollution control? What are all the different organizations you know, which deal with pollution control?
- List out the different types of pollutions caused by a Chemical / Textile / Leather / Automobile / Cement factory.
- What is meant by Hazardous waste?
- Define Industrial waste management.
- Differentiate between garbage, rubbish, refuse and trash based on their composition and source.
- Explain briefly how the quantity of solid waste generated in an industry could be reduced.
- What are the objectives of treatments of solid wastes before disposal?
- What are the different methods of disposal of solid wastes?
B. DISASTER MANAGEMENT
- What is meant by Disaster Management? What are the different stages of Disaster management?
- Differentiate Natural Disasters and Man made Disasters with examples.
- Describe the necessity of Risk identification and Assessment Surveys while planning a project.
- What is Disasters recovery and what does it mean to an Industry?
- What are the factors to be considered while planning the rebuilding works after a major disaster due to flood / cyclone / earthquake? (Any one may be asked)
- List out the public emergency services available in the state, which could be approached for help during a natural disaster.
- Specify the role played by an Engineer in the process of Disaster management.
- What is the cause for Earthquakes? How they are measured? Which parts of India are more vulnerable for frequent earthquakes?
- What was the cause for the Tsunami 2004 which inflicted heavy loss to life and property along the coast of Tamilnadu? Specify its epicenter and magnitude.
- Specify the Earthquake Hazard Zones in which the following towns of Tamil Nadu lie:
- Chennai (b) Nagapattinam (c) Coimbatore (d) Madurai (e) Salem.
- Which parts of India are experiencing frequent natural calamities such as (a) heavy rain fall (b) huge losses due to floods (c) severe cyclones