Third Year Electrical Engineering (For Academic Year … · Third Year Electrical Engineering (For...

SWAMI RAMANAND TEERTH MARATHWADA UNIVERSITY, NANDED

TEACHING AND EXAMINATION SCHEME

Third Year Electrical Engineering

(For Academic Year 2013-14)

* Inplant Training: Every student has to undergo training arranged by T & P department, in some

company for one month to get the exposure and practical experience. He/She has to submit the detailed

report of the training, on the basis of which the term-work marks shall be awarded.

NOTE: Minimum two tests should be conducted for each theory subject and average of best two tests

should be considered.

Part-I

Sr.

No Name of Subject

Teaching

Scheme

(Hours/

Week)

Examination Scheme (Marks)

Paper Test TW POE Total

1 AC machines 4 80 20 - - 100

2 Signals and Systems 4 80 20 - - 100

3 Electromagnetic fileds 4 80 20 - - 100

4 Distribution and Utilisation 4 80 20 - - 100

5 Control system I 4 80 20 - - 100

6 Energy Audit andmanagement 4 80 20 - - 100

7 AC machines Lab 2 - - 50 50 100

8 Distribution and Utilisation lab 2 - - 25 25 50

9 Control system I Lab 2 - - 25 25 50

Total Part-I 30 480 120 100 100 800

Part-II

10 Power system Analysis 4 80 20 - - 100

11 Control system II 4 80 20 - - 100

12 Micro processor and Application 4 80 20 - - 100

13 Power electronics 4 80 20 - - 100

14 Electrical machine Design 4 80 20 - - 100

15 Engg Economics and Industrial

management 2 40 10 - - 50

16 Power system Analysis lab 2 - - 25 25 50

17 Micro processor and Application

lab 2 - - 25 25 75

18 Power electronics lab 2 - - 25 25 50

19 Electrical machine Design lab 2 - - 25 25 75

20 Seminar 2 - - 50 - 50

21 Inplant Training*

Total Part-II 32 440 110 150 100 800

01. A.C. MACHINES

Teaching Scheme Examination Scheme

Lectures: 4 Hrs/Week Theory Exam: 80 Marks

Class Test: 20 Marks

Unit 1: Basic Concepts in A.C. Machines [7 hrs]

Classification of A.C. Machines, principle of operation and constructional features of synchronous and

induction machines, rotating mmf waves in A.C. Machines.

Unit 2: Armature windings [7 hrs]

Introduction, ac machine windings, winding factors, the emf equation, harmonics in generated emf,

causes of harmonics and their suppressions.

Unit 3: Synchronous Machines [9 hrs]

Construction, types, armature reaction, circuit model of synchronous machine, determination of

synchronous reactance, phasor diagram, power angle characteristics, parallel operation of synchronous

generators, synchronizing to infinite bus bars, two axis theory, synchronous motor operation,

characteristic curves, synchronous condenser, dynamics.

Unit 4: Three phase Induction (Asynchronous) Motor [8 hrs]

Types of induction motor, flux and mmf waves, development of circuit model, power across air gap,

torque and power output, OC and SC tests, circle diagram, starting methods, cogging and crawling, speed

control, deep bar/ double cage rotor, induction generator, induction machine dynamics, high efficiency

induction motors.

Unit 5: Fractional Kilowatt Motors [6 hrs]

Introduction, single phase induction motors, double revolving field theory, circuit model of single phase

induction motor, determination of circuit parameters.

Unit 6: Special A.C. Machines [6 hrs]

Single phase synchronous motors, permanent magnet ac motors, ac servomotors.

TEXT BOOKS:

1. ‘Electric Machines’ by I. J. Nagrath, D. P. Kothari; Tata McGraw Hill Publication, second

edition, reprint 2003.

2. ‘Electric Machinery’ by A.E. Fitzgerald, Charles Kingsley Jr., Stephen D. Umans, Tata McGraw

Hill Publication, sixth edition 2002.

REFERENCE BOOKS:

1. ‘Alternating current machines’ by M. G. Say, fifth edition, 1985, E.L.B.S. Publication.

2. ‘Alternating current machines’ by A.F. Puchstein, T.C. Lloyd, A.G. Conrad, John Wiley and

Sons, New York, 1954.

3. ‘Principles of Electric Machines and Power Electronics’ by P.C. Sen, John Wiley and Sons

Publication, 2nd

edition,1997.

02. SIGNALS AND SYSTEMS




Unit 1: Signals and Systems [08 hrs]

Continuous Time and Discrete Time Signals: Transformations of the Independent Variable; Exponential

and Sinusoidal Signals; Unit Impulse and Unit Step Functions; Continuous-Time and Discrete-Time

Systems; Basic System Properties. Linear Time-Invariant Systems: Discrete-Time LTI Systems, The

Convolution Sum; Continuous- Time LTI Systems, The Convolution Integral; Properties of Linear Time-

Invariant Systems; Causal LTI Systems described by Differential and Difference Equations; Singularity

Functions.

Unit 2: Fourier series Representation of Periodic Signals [06 hrs]

Historical Perspective, Response of LTI Systems to Complex Exponentials, Fourier series representations

of Continuous Time Periodic Signals, Convergence of the Fourier series, Properties of Continuous Time

Fourier Series, Fourier series representation of Discrete-Time Periodic Signals, Properties of Discrete-

Time Fourier Series, Fourier series and LTI Systems, Filtering, Examples of Continuous Time Filters

Described by Differential Equations, Examples of Discrete- Time Filters Described by Difference

Equations.

Unit 3: Continuous-Time Fourier Transform [06 hrs]

Representation of Aperiodic Signals, Continuous lime courier Transform, Fourier Transform of Periodic

Signals; Properties of Continuous Time Fourier Transform: Convolution Property, Multiplication

Property; Tables of Fourier Properties and Basic Fourier Transform Pairs, Systems Characterized by

Linear Constant-Coefficient Differential Equations.

Unit 4: Discrete-Time Fourier Transform [08 hrs]

Representation of Aperiodic Signals, Discrete Time Fourier Transform, Fourier Transform of Periodic

Signals; Properties of the Discrete- Time Fourier Transform: Convolution Property, Multiplication

Property; Tables of Fourier Transform Properties and Basic Fourier Transform Pairs, Duality, Systems

Characterized by Linear Constant-Coefficient Difference Equations. Sampling, Representation of a

continuous time signal by its samples reconstruction of a signal from its samples, aliasing.

Unit 5: Laplace Transform [06 hrs]

Region of Convergence for Laplace Transforms, Inverse Laplace Transform, Geometric Evaluation of the

Fourier Transform from the Pole-Zero Plot, Properties of the Laplace Transform, Some Laplace

Transform Pairs, Analysis and Characterization of LTI Systems Using the Laplace Transform, System

Function Algebra and Block Diagram Representations, Unilateral Laplace Transform.

Unit 6: Z-Transform [06 hrs]

Region of Convergence for Z-Transform, Inverse Z-Transform, Geometric evaluation of Fourier

Transform from Pole-Zero Plot, Properties of Z-Transform, Some Common Z-Transform Pairs, Analysis

and Characterization of LTI Systems using Z- Transforms, System Function Algebra the Unilateral Z-

Transforms.

TEXT BOOKS:

1 Signals and Systems by A. V. Oppenheim, A. S. Willsky, and Nawab.

2 Signals and Systems by Simon Haykin

03. ELECTROMAGNETIC FIELDS




Unit 1: Vector analysis [10 hrs]

Scalars and vectors, Vector algebra, Vector components and unit vectors, Vector field, The Cartesian

Coordinate System, Dot, cross products, circular, cylindrical and spherical coordinate systems. Coulomb's

Law and electric field intensity, Electric field due to a continuous Volume Charge Distribution, field of a

line charge, field of a Sheet of a charge.

Unit 2: Electric Flux Density Gauss Law and divergence [7 hrs]

Gauss's Law and its Applications: to some symmetrical charge distribution and differential volume

element, divergence, Maxwell's first equation (electrostatics), the vector operator and the Divergence

theorem, Energy and Potential Energy expended in moving a point charge in an electric field, line

integral, potential difference and potential, potential gradient, potential field of a point charge and system

of charges, dipole, energy density in electrostatic field.

Unit 3: Conductors dielectric and capacitance [5 hrs]

Current and current density, continuity of current, conductor properties and boundary conditions nature of

dielectric, boundary conditions for perfect dielectric, capacitance, and capacitance of two-wire line.

Poisson's and Laplace Equations

Unit4: Steady Magnetic Field [10 hrs]

Biot-Savart's law, Amperes circuital law, curls, strokes theorem, magnetic flux and magnetic flux density,

scalar and vector magnetic potentials.

Unit 5: Magnetic forces and inductance [7 hrs]

Force on moving charge, differential current element, force between differential current element and-ft

torque on a closed circuit, nature of magnetic materials, magnetization permeability, magnetic boundary

conditions, magnetic circuit, self and mutual inductance.

Unit 6: Time varying field sand Maxwell’s equations [5 hrs]

Faradays law, Maxwell's equations in point form, Maxwell's equations in integral form.

TEXT BOOKS:

1 William H.Hayt. "Engineering Eletromagnetics"Tata Mc Graw-hill Fifth edition.

2 Edminister Schawn's "Outline Theory and Problems of Electromagnetics" Tata McGraw-hill edition.

REFERENCE BOOKS:

1. Singh, "Electromagnetic Waves and Fields" Tata McGraw-hill edition.

04. DISTRIBUTION AND UTILISATION




Unit 1: Underground Cables [7 hrs]

Classification — construction — requirements of insulating material — insulation resistance —

capacitance — dielectric stress in single core cable. Grading of cables capacitance grading and inter

sheath grading - laying of cables — cable jointing — causes of failure — cable faults and location of

faults.

Unit 2: Distribution System [7 hrs]

Classification of distribution system — A.C. distribution connection schemes of distribution system -

requirements of distribution system — design consideration — design of radial, ring distributors for

concentrated, distributed loads and combination of both types of loads feeder design based on Kelvin’s

law and its limitations.

Unit 3: Substations [6 hrs]

Classification of substation, selection & location of site, main connection schemes, Equipments used in

substation, various symbols — C.B. , L.A., fuses, relays, power transformer, bus bar and its arrangement,

CT.-PT, isolators, earthing switch, capacitor bank, batteries PLCC, control room, etc., Connection

diagram and its layout.

Unit 4: Electric Traction [10 hrs]

Traction Systems, Steam engine drive, I.C. engine drive, Electric drive, Diesel electric traction, Battery

drives, Mechanics of train movements. Speed-Time curves for different services, Trapezoidal and

Quadrilateral speed-time curves, average & schedule speed, Calculations of tractive effort, Specific

energy consumption for given run, effects of varying acceleration & braking retardation, Adhesive

weight. Coefficient of adhesion, starting of traction motors, calculation methods to reduce energy loss

during starting. Types of braking, advantages & limitations.

Unit 5: Illumination [6 hrs]

Introduction, terms used in illumination, Laws of illumination, Polar Curves, Photometry, Integrating

Sphere, Source of light, Discharge lamps, MV & SV lamps, Comparison between Tungsten filament

lamps & fluorescent tubes, Basic principles of light control, lighting, Street lighting & Flood lighting.

Unit 6: Electric Heating and Welding [4 hrs]

Advantages and methods of electric heating, Introduction to Resistance heating, Induction heating &

Dielectric heating, Electric arc Furnaces. Electric Welding, Resistance and Arc Welding, Electric welding

equipment, Comparison between A.C. & D.C. welding.

REFERENCE BOOKS:

1. Electrical Power: S.L. Uppal, Khanna Publication

2. A Course in Electrical Power: Soni, Gupta, Bhatanagar, Dhanpatrai & Co.

3. A Course in Power System: J. B. Gupta, S.K. Kataria & Son’s

4. Utilasation of electrical energy: O.E. Taylor

5. A Course in Electrical Power: J.B. Gupta

6. Art & Science of Utilisation of Electrical Energy:H. Partab

05. CONTROL SYSTEMS-I




Unit 1: Introduction to Control System [4 hrs]

Definition, basic components & classification of general control system, Open loop & Close loop control

systems, advantages & disadvantages, examples, SISO & MIMO Linear systems, Analog & Digital

control system

Unit 2: Mathematical Models of Physical Systems [8 hrs]

Introduction, Differential equations of physical systems & solutions for these differential equations,

Transfer Function of electrical and mechanical systems, electrical analogy of mechanical systems (F-V &

F-I), sensors and encoders in control system, synchro, servo mechanism and stepper motor

Unit 3: Reduction of Multiple Systems [10 hrs]

Reduction of multiple systems & feedback characteristic, Block diagram, Signal flow Graph (SFG),

Conversion of Block diagram to SFG. Mason’s Gain formula and its application for SFG, Definition of

sensitivity, effect of feedback on system parameter variation, system dynamics & disturbance signal.

Positive & negative feedback

Unit 4: Time-Response Analysis [8 hrs]

Standard test signals, poles, zeros & system response, type & order of system. The response of first order

and second order systems, Time response specifications (Steady state errors & definitions of error

constants kP, kVand kA) Effect of derivative & integral control on performance of feedback systems

Unit 5: Stability & Root Locus Techniques [7 hrs]

Concept of stability & necessary condition, Root-Harwitz criterion with special cases, location of roots in

s-plane, concept of root locus diagram, properties and rules for construction of root locus, Determination

of stability from root locus

Unit 6: Frequency Response Analysis [7 hrs]

Introduction to frequency response of system, polar plot & bode plot for frequency function. Minimum

phase function, gain margin & phase margin. Nyquist stability criterion

REFERENCE BOOKS:

1. Modern Control Engineering by K. Ogata, Pearson Education, 4th Edition

2. Control System Engineering by R Ananda natrajan, P Ramesh Babu, 2nd

Edition, Scitech

3. Control Systems by Les Fenical, Cengage Learning

4. Control System Engineering by SK Bhattacharya, 2nd

Edition, Pearson Education

5. Automatic Control Systems by B.C. Kuo, Printice Hall India, 4th Ed.

6. Control System Engineering by Norman S Nise, 4th Edition

7. Control System Engineering by I J Nagrath & M Gopal, New Age International Publishers,5th edition

8. Control Systems Principles & Design by M Gopal, 2nd

Ed

9. Modern Control System- R. Bishop & R Dr. Addism Wistey, Pearson Edition (LPE), 8th Ed

10. Feedback Control of Dynamic Systems- G. Franklin, J.D. Powell, A Emami, Pearson Edition, 4th Ed

06. ENERGY AUDIT AND MANAGEMENT

Teaching Scheme: Examination Scheme:

Lectures: 4 Hours /Week Paper: 80 Marks


Unit 1: Global & Indian Energy Scenario [7 hrs]

Commercial & non-commercial energy, primary & secondary sources, commercial energy production,

final energy consumption, Energy needs of growing economy, short terms and long terms policies, energy

sector reforms, Distribution reforms and Upgaradation management, energy security, importance of

energy conservation, energy and environmental impacts, emission check standard, salient features of EC

Bill 2001 & Electricity act 2003. Indian & Global energy scenario. Introduction to IE Rules. Study of

Energy Conservation Building Code (ECBC),Concept of Green Building.

Unit 2: Demand Side Management [6 hrs]

Scope of demand management, Advantages and Barriers, areas of development of demand side

management viz, agricultural, domestic, commercial, duties of energy manager and energy auditor,

general structure of energy management/manager.

Unit 3: Energy Audit [7 hrs]

Definition, need of energy audit, types of audit, procedures to follow, data and information analysis,

energy consumption – production relationship, pie chart, sankey diagram, cusum technique, least square

methods, numericals based on it, finding of audit, action plans, bench marking energy performance,

energy audit instruments, report writing.

Unit 4: Financial analysis and Energy conservation [7 hrs]

Costing techniques:- cost factors, budgeting, standard costing, sources of capital, cash flow diagrams and

activity chart.

Financial appraisals:- criteria, simple payback period, return on investment, net present value method,

time value of money, break even analysis, sensitivity analysis, cost optimization, cost of energy, cost of

generation, PF tariff, TOD tariff, apparent energy tariff, ABT tariff.

Unit 5: Energy Conservation in Motive power [6 hrs]

Energy Conservation in Motive power, Illumination, Heating and HVAC system , Cogeneration and

waste heat recovery systems, Pumping System. Few numericals based on them

Unit 6: Energy Audit Case Studies [7 hrs]

1) Steel industries/heavy manufacturing industries

2) Paper & pulp industry

3) Sugar industries

4) Petroleum / chemical industries

5) Commercial organization / Municipal corporation

6) Textile industry

7) Thermal power stations

8) T & D Sector

9) Agricultural sector

10) IT Industry

11 ) Educational institutions

REFERENCE BOOKS:-

1.Utilization of Electrical Energy by S.C. Tripathi

2.Generation of Electrical Energy by B.R. Gupta, S Chand, 1st Edition

3.Energy Management by Murphy

4.Bureau of energy efficiency by Shikha Arora, Professional book publishers.

5.Preparatory course material for Energy auditor & manager. Govt of India New Delhi

6. Energy Management W R Murthy & Mckay, BS Publication

Reference Websites:

www.energymanagertraining.com,

www.em-ea.org

http://www.energymanagertraining.com/

http://www.em-ea.org/

07. AC MACHINES LAB


Practical: 2 hr/week TermWork: 50 Marks

Practical : 50 Marks

The laboratory consists of minimum EIGHT experiments from following list.

LIST OF EXPERIMENTS

1. O.C. and S.C. test on Alternator: Determination of its regulation by the EMF method and MMF

method.

2. Direct loading test on three phase Alternator.

3. Determination of axis reactance’s of salient pole synchronous machine- Slip Test.

4. Zero power factor test on alternator: Regulation by Potier method and A.S.A. method.

5. Synchronizing of alternators: Lamp Methods and use of synchroscope.

6. Self and separately excited alternator operation.

7. Load test on three phase squirrel cage induction motor.

8. Determination of Squirrel cage induction motor performance from Circle diagram.

9. Load test on three phase Slip ring induction motor.

10. Effect of rotor resistance on starting torque and maximum torque for three phase Slip ring induction

motor.

11. Determination of equivalent circuit parameters of single phase induction motor.

12. Load test on single phase induction motor.

13. Operation of induction motor on unbalanced supply.

14. Operation of induction motor as induction generator.

15. “V” and “inverse V” curves of synchronous motor at no load and constant load.

16. Measurement of load angle of synchronous machine.

17. Load test on Synchronous motor at various voltages and frequency.

18. Load test on Induction motor at various voltages and frequency.

19. To study test codes for Induction machines.

20. To study test codes for Synchronous machines.

21. Study of induction motor starters.

21. Study of ISI- standards for Energy efficient motors.

08. DISTRIBUTION AND UTILISATION LAB.


Practicals: 2 Hrs/week TermWork: 25 Marks

Practical: 25 Marks

The term-work shall consist of report with 3 sheets on drawing paper:

REPORT AND SHEETS:

1. Distribution substations

2. Visit to substation and its actual single line diagram

3. Types of Cables

09. CONTROL SYSTEMS-I LAB.


Practicals: 2 Hrs/week TermWork: 25 Marks

Practical: 25 Marks

PRACTICAL LIST

1. Determination of transfer function of an armature controlled DC motor.

2. Study of AC or DC positional servo system.

3. Study the performance of an open and closed loop control system using Op-Amp based electronic

amplifiers.

4. Study the performance of a second order system (use any Op-Amp based electronic system such as an

active second order butterworth filter).

5. Study of synchro transmitter and receiver.

6. Study of stepper motor

EXPERIMENTS BASED ON SOFTWARE (PROGRAMS)

1. Compute and plot the unit-step response of the unity feedback closed loop systems with the given

forward path transfer function.

2. Study of effect of damping factor on system performance by obtaining unit step and unit impulse

response for a standard second order system.

3. Write a program that will compute the time response specifications of a second order system.

4. Study and plot the unit step response of addition of a pole and a zero to the closed loop transfer

function. Plot the responses for four different values of poles and zeros. Comment on the simulations

obtained.

5. Plot and comment on various properties for the given system by using

(i) Routh-Hurwitz criterion

(ii) Root locus technique

6. Plot and comment on various properties for the given system by using

(i) Bode plots

(ii) Nyquist plots

10. POWER SYSTEM ANALYSIS




Unit 1: Representation of Power System Components [2 hrs]

1-phase solution of balanced 3-phase network, single line diagram, impedance/ reactance diagram per

system, complex power, advantages of P-V value, representation of load

Unit 2: Network Calculations [5 hrs]

Equivalence of sources, Node equations, Matrix partitioning, Node elimination by matrix algebra, the bus

admittance & impedance matrices, modification of an existing bus impedance matrix, direct

determination of a bus impedance matrix

Unit 3: Load Flow Study [5 hrs]

Power flow equations & solution techniques, Gauss-Seidal method, newton-raphson methods, Decoupled

& fast Decoupled methods, comparison of load flow methods

Unit 4: Power System Stability [5 hrs]

Introduction, Dynamics of synchronous machines, Power angle Equation, Node elimination technique,

Simple systems, Steady state stability, Transient stability, Equal area criterion, Numerical solution of

swing equation, Multi-machine stability, some factors affecting, and Transient stability

Unit 5: Symmetrical Fault Analysis & Symmetrical Components [10 hrs]

Introduction, Transients on a transmission line, Short circuit of a synchronous machine on no load &

loaded condition, Selection of circuit breakers, Algorithms of short circuit studies. Introduction,

Symmetrical Component transformation, Phase shift in star-delta transformers, Sequence impedances &

sequence networks of transmission lines, synchronous machines & transformers, Constructions of

sequence network of a power system.

Unit 6: Unsymmetrical Fault Analysis [6 hrs]

Introduction, Symmetrical fault analysis of unsymmetrical faults, Single Line to Ground faults(SLG),

Line to Line faults (LL), Double Line to Ground faults(LLG), Open conductor faults, Bus impedance

Matrix method for analysis of unsymmetrical shunt faults

REFERENCE BOOKS:-

1) Elements of Power System analysis by Stevensons, TMH publication, 3rd

edition

2) Power System Analysis by S J Nagrath & D B Kothari, TMH publication, 3rd

edition, 2003

3) Power System analysis by Hadi Saadat, TMH Publication 3rd

Edition 2002

4) Electric Power Transmission & Distribution, S. Sivanagaraju, S. Satyanarayana, Pearson Education

publication

5) Electrical Power System by Ashfaq Husain, CBS, 5th Edition

11. CONTROL SYSTEMS-II




Unit 1: Design of compensator using Root Locus [6 hrs]

Introduction of design problem, Approach & preliminary considerations, Design of lead, lag & lag-lead

compensators, compensation

Unit 2: Design of compensator using Frequency response [7 hrs]

Transient response through gain adjustment, lag compensation, lead compensation, lag-lead compensation

Unit 3: State-Space Analysis & Design [8 hrs]

Concept of state, state variable & state model, state-space representation of transfer function system,

Invariance of Eigen values, solution of state equations. Controllability & observability, Pole placement by

feedback

Unit 4: Non-linear Control Systems [6 hrs]

Different types of non-linearties, Phase plane method. Singular points, Stability of Non-linear Systems

construction of phase trajectories Definition & deviation of Describing functions

Unit 5: Discrete-time Control System [8 hrs]

Basic elements of discrete data control system & its advantages over the continuous time system. A/D and

D/A conversion, Sample & hold device, Pulse transfer function of cascaded elements, Pulse transfer

function of closed loop system & Digital controller

Unit 6: Design of Discrete-time Control System [7 hrs]

Mapping between s-plane & z-plane, stability analysis of closed loop systems in z-plane Transient &

steady state response analysis Design based on the Root Locus method

REFERENCE BOOKS:-

1. Modern Control Engineering- K. Ogata, Prentice Hall India, 4th Ed

2. Control System Engineering by R Anandanatrajan, P Ramesh Babu, 2nd

Edition, Scitech

3. Control System Engineering- IJ Nagrath & M Gopal New Age Publishers 5th Ed. K. Ogata,

4. Discrete-time Control Systems by K Ogata, Prentice Hall India, 2nd

Ed

5. Continuous and Discrete Control System by John F. Dorsey-TMH (IE)

6. Digital Control Systems by B.C. Kuo, Saunders college Publishing, 2nd

Ed

12. MICROPROCESSOR AND IT’S APPLICATIONS




Unit 1: Architecture of Intel 8085 microprocessor [8 hrs]

Architecture of Intel 8085 microprocessor, functional PIN diagram, ALU, Instruction register-decoder,

Timing and control, general purpose registers, Data & Address bus, Addressing modes, Instruction set of

8085

Unit 2: Programming & Timing diagrams [7 hrs]

Assembly language programming, subroutines, use of delay routine and display routine, stack operations.

Instruction cycle, machine cycle, fetch cycle, execution cycle, WAIT, HALT, RESET, timing diagrams.

Single stepping

Unit 3: Memory & I/O interface [6 hrs]

RAM, ROM, EPROM, memory chips, memory organization and addressing techniques, EPROM

programming and erasing, Memory mapped I/O, I/O mapped I/O, I/O instructions, Data transfer

techniques, interrupt driven I/O software and hardware interrupts for 8085

Unit 4: Peripheral chips 8255, 8253/54, 8259 [7 hrs]

Schematic block diagrams, operating modes and interfacing techniques, assembly language programs for

interfacing of chips 8255, 8253/54,8259 with 8085 (Detailed study expected)

Unit 5: Data Converters and Interfacing [4 hrs]

DAC weighted resistor and resistor ladder DAC, Dual slope ADC, ADC-Successive approximation,

Interfacing ADC 0808/0809, DAC 0808 with 8085.

Unit 6: Applications of 8085 [5 hrs]

a) Measurement of Voltage, current, frequency and power factor. b) Stepper motor control. c) Over

current relay operation d) DC motor speed control e) Temperature control f) Traffic light control

REFERENCE BOOKS:

1. The 8085A Microprocessor software, programming and Architecture 2nd

edition Brarry B.Bray PHI

2. Assembly language programming -Lance P. Levanthal

3. Microprocessors Architecture and Programming Application with 8085 by R S Gaonkar, Penram

International Publication Pvt ltd. (MCH), 5th edition.

4. Microprocessors Architecture, Programming and System Featuring 8085 by William A Rout, Cengage

Learning Publication

5 . Microprocessor & Microcontroller by B.Ram, Dhanpat Rai & Co. Publication, 5th edition.

13. POWER ELECTRONICS




Unit 1: Thyristor Power Devices [8 hrs]

Characteristics, Specifications, Protection, Switching action of SCR, DIAC, TRIAC, GTO, Control and

communication of these devices. Applications of these devices.

Unit 2: Modem Power Devices [6 hrs]

Characteristics, Specifications, Protection and switching action of MOSFET, IGBT, MCT and their

control circuit, Comparison and Area of application of these devices.

Unit 3: AC to DC Converters (1 phase & 3 phase) [6 hrs]

Single phase and three phase semi-Controlled and full controlled bridges with R, R-L and RLE loads.

Rectifier and inverter Operation. Dual converter.

Unit 4: DC to DC Converter [6 hrs]

Principal of operation of chopper, classification or the basis of Operating quadrants, Control techniques,

CLS, TRC, PWM and FM Techniques. Analysis of step-down chopper with RLE load. Step up chopper,

Areas of application. Necessity of input filter.

Unit 5: DC to AC Inverter [6 hrs]

Principal of operation, types, VSL, CSL, their operation and application areas, Single-phase series

inverter, Application area and operating frequency range of power semi-conductor devices used.

Unit 6: PWM Inverters [8 hrs]

Principle of operation, Performance parameters, working of single phase and three phase circuits, Current

Source Inverter, ASCCSI. PWM Converters Principle of operation, circuit configurations, performance

waveforms and applications of Switched Mode Converters (buck, boost and buck-boost) Switched Mode

Rectifiers, Power conditioners and UPS. Converter with RLE Load.

REFERENCE BOOKS:

1. Power Electronics-Vedam Subramanyam, New Age International, New Delhi.

2. Thyristorised Power Controllers-Dubey,Donalda, Joshi,Wiely Eastem,New Delhi.

3. Power Electronics- M.D. Singh and K.B.Khandchandani, , Tata McGraw Hill.

4. Power Electronics Systems Theory and Design- Jai P.A. Agarwal, L.P.E. Pearson

5. Power Electronics-P.S. Bhimbra

14. ELECTRICAL MACHINE DESIGN


Lectures : 4 Hrs/Week Theory Exam : 80 Marks


Unit 1: General [6 hrs]

ISI specifications for conductors, Transformer, transformer oil and induction motors. Standard

specifications for rotating electrical machinery as per IEC publications. Temperature Rise Calculations

and Measurement Sources and position of heat generation, Solid body heating, Heating and cooling

processes. Calculation of steady temperature rise of induction motor armature and transformer core.

Machine ratings based on thermal considerations, typical temperature gradients in transformers and three

phase induction motors, Methods of measuring temperature in Electrical machines.

Unit 2: Design of DC Machines [9 Hrs]

Output equation, Choice of Specific loading and Choice of No. of Poles, Design of main dimensions of

D.C. machines, Design of armature and slot dimensions, Commutator & Brushes.

Magnetic circuit: Estimation of Amp-turns, Design of Yoke & Poles- main and interpoles, Field Winding-

Shunt, Series & inter poles.

Unit 3: Single phase induction motors design [9 hrs]

Output equation, specific loadings, Main dimensions, Relative sizes of single phase & 3- phase induction

motors, Design of stator, main winding, starting winding, no’s, of stator slots, size of stator slot, stator

teeth, stator core length of mean turn & air gap length, Design of rotor, numbers of rotor slots, Area of

rotor bars, area of end rings, rotor core& teeth, rotor resistance MMF for air gap, saturation factor, Iron,

friction & windage losses, Rotor resistance, leakage reactance calculations, Equivalent circuit, running

performance, pull-out torque, Design of auxiliary winding for capacitor start/run motors, Length of mean

turn, starting torque.

Unit 4: Design of Transformers [8 hrs]

Output equation for single and 3 phase transformer, Choice of specific loading, Expression for volt per

turn, Determination of main dimension of the core, Types of winding and estimation of number of turns

and conductor cross-sectional area of primary and secondary windings, Estimation of no load current,

Expression for leakage reactance and voltage regulation, Design of tank and cooling tubes( Round &

Rectangular)

Unit 5: Design of 3 phase Induction Motor [8 hrs]

Output equation, specific electric & magnetic loadings efficiency & power factor, Design of main

dimensions, Stator core & winding design, Calculation of air-gap length, Design of squirrel cage rotor,

rotor bar currents, elimination of harmonic torques, rotor slot insulation, end ring currents, area of end

ring, Design of wound motor rotor, Rotor slot design, rotor stampings.

Unit 6: Design of synchronous machine [9 hrs]

Smooth cylindrical rotor: Review of construction of water wheel & turbo alternators, Different parts &

materials used for different parts, Choice of electric & magnetic loadings, Output equation, Determinate

of diameter & length, Length of air- gap & main dimensions, effect of short circuit ratio on machine

performance, Rotor design.

Salient pole rotor: Design of salient pole rotor, Sectional area & type of pole, pole height, damper

winding, Design of field winding, Direct & quadrature axis synchronous reactance, MMF for magnetic

circuit, Estimating full load field mmf, Design of turbo-generator, Estimation of length of air-gap,

REFERENCE BOOKS:-

1. A course in Electrical Machine Design – by A K Swahney, Dhanpat Rai & Sons, Delhi,

2. Design of Electrical Machine (DC & AC) - by V N Mittle, Standard Publishers & Distributors, Delhi,

3. Performance & Design of AC Machine- by M G Say,

4. Design & testing of Electrical Machine (2nd

edition) - by M V Deshpande, A H Wheeler & Co,

Allahabad,

5. Principles of Electrical Machine Design- by R K Agarwal, S K Kataria & Sons, Delhi,

15. ENGINEERING ECONOMICS & INDUSTRIAL MANAGEMENT




Unit 1: Basics of Economics [6 hrs]

Economics, Economics applied to industries, Payback period, Value Engineering, Make & Buy decisions,

Economic Lot (Batch) size, cost control & cost ration

Unit 2: Business Organization [6 hrs]

Forms/Types of Business organization – Proprietorship, Partnership, Private & Public, Joint stock

company, Organization structure & Characteristics – Line & Staff

Unit 3: Indian Economy [4 hrs]

Infrastructure in Indian Economy- Energy power, Science & Technology, sector comparative study of

five year plans of Indian Economy for electrical sector

Unit 4: Management [6 hrs]

Functions of Management: Planning, organizing, staffing, directing controlling project planning &

acquisition, characteristics of project, the project proposal process, project planning Tools, Management

Information systems (MIS)

Unit 5: SSI & Entrepreneurship [6 hrs]

Small Scale Industries – Definition of SSI, Classification, Advantages, Industrial Policies, Steps and

procedure for setting SSI, facilities to SSI Entrepreneurship- definition, types, functions and qualities,

Entrepreneurial Vs managerial Style, Locations and layout , phases in industrial project

Unit 6: Industrial Acts & Safety [4 hrs]

Indian Factory Act, The Indian Electricity Acts and rules, Industrial Safety

REFERENCE BOOKS:-

1. Industrial Organization & Engg. Economics By T.R. Banga, S.C. Sharma (Khanna Publishers)

2. Indian Economy By Ruddar Datt, K.P.M. Sundharum ( S. Chand Publishers)

3. Industrial Engg & Management by O.P. Khanna, Dhanpatrai & Co, 9th edition

4. Managing Engg. & Technology - Daniel Babcock, PHI, 3rd

Edition

5. The Electricity Rules, 2005 Professional Book Publishers, 2008-Edition

16. POWER SYSTEM ANALYSIS LAB



Practical: 25 Marks

The laboratory consists of –

Modeling and Simulation of FOUR Problems based on theoretical inputs given in this course.

This simulation is to be carried out using software like PSCAD, ETAP, Simulink, Power World and

SimPower etc.

17. MICROPROCESSOR AND APPLICATION LAB



Practical: 25 Marks

The term work shall consist of the record of minimum eight experiments from both labs based on the

course outline below.

SOFTWARE LAB:

1. Arithmetic operation-I (Hex and BCD addition and subtraction)

2. Arithmetic operation-II (Unsigned and Signed multiplication and Division)

3. Sorting numeric data (Ascending and Descending order using Bubble sort/Shell sort)

4. Code conversions (BCD to Hex and Hex to BCD)

5. Data transfer, Lookup table and Time delay.

HARDWARE LAB:

1. Interrupts handling and serial I/O programming (SID &SOD)

2. Interfacing and Programming operating modes of 8255.

3. Interfacing and Programming operating modes of 8254.

4. Interfacing and Programming 8251.

5. Interfacing and Programming 8279.

6. Interfacing DAC and ADC

7. Usage of Timer/Counter (8254) to measure frequency.

8. Stepper Motor Movement Control

18. POWER ELECTRONICS LAB



Practical: 25 Marks

The term work shall consist of the record of minimum eight experiments based on the course outline

below.

LIST OF EXPERIMENTS:

1. Study of V-I characteristics of SCR, DIAC, TRIAC (any2).

2. Study of V-I characteristics of power semiconductor devices GTO, MOSFET, IGBT. (any2).

3. Study of 1-phase half controlled and full controlled converter (R & RL load).

4. Study of 3- phase converter. (R, RL, RLE load).

5. Study of chopper circuit.(CLC, TRC techniques).

6. Study of 1-phase series inverter.

7. Study of 3-phase voltage source transistorized inverter.

8. Study of 3-phase current source transistorized inverter.

9. Firing circuit for 3-phase AC-DC converter with RLE Load.

10. Firing circuit for 3-phase converter.

11. Simulation of 3-phase AC-DC

19. ELECTRICAL MACHINE DESIGN LAB



Practical: 25 Marks

TERM WORK:

Four machine design problems based on design of rotor and stator winding of induction and synchronous

machines on large drawing sheets.

Programming for solving the design problems for estimation of detailed design parameter of two

machines.

20. SEMINAR



Student needs to identify a topic in consultation with supervisor, related with cutting edge

development in the field and carry out critical literature survey and present it as seminar. In no case a

topic covered in UG syllabi will be selected.

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