ANNA UNIVERSITY OF
TECHNOLOGY
AFFILIATED
INSTITUTIONS
B.E. ELECTRICAL AND
ELECTRONICS ENGG.
CURRICULA
AND SYLLABI FOR IV SEMESTERS
(Applicable
to the students admitted from the Academic year 2011 – 2012 onwards)
Subjects :
 Numerical Methods
 Control Systems
 Digital Logic Circuits
 Linear Integrated Circuits and Applications
 Electrical Machines – I
 Communication Engineering
Lab :
 Control Systems Laboratory
 Linear and Digital Integrated Circuits Laboratory
 Electrical Machines Laboratory – I
CONTROL SYSTEMS
OBJECTIVES
The objective of this course is to emphasize the importance of control and empower the students with basic concepts on modeling, analysis and design of control systems restricted to linear continuous time system. The specific objectives of each unit are :
 To introduce the classical way of modeling systems, commonly used control components and their mathematical models from physical laws
 To impart knowledge in the modern state variable approach, closed form solution methods and analyzing system properties
 To introduce the time domain analysis of transfer function models and understand the concepts of poles, zeros and movement of poles under feedback
 To introduce the various graphical methods available to analyze and asses systems in frequency domain
 To educate on drawing of specification, choosing of control structures and methods of designing the controllers
UNIT I INTRODUCTION
Control system  Basic components  Open and closed Loop  Effect of feedback  System representations  Transfer functions of single input & single output and multivariable systems – Block diagrams – Signal flow graphs – Gain formula – Modeling of control components – Mechanical and electrical systems
UNIT II STATE VARIABLE MODEL AND ANALYSIS
State variable formulation – Nonuniqueness – Solution  State transition matrix – Eigen values – Eigen vectors – Stability  Controllability  Observability
UNIT III TRANSFER FUNCTION MODEL AND ANALYSIS
Time response – Damping ratio  Natural frequency – Effects of adding poles and zeros – Dominant poles  Stability – Routh Hurwitz criterion – Root locus plots of typical systems – Root locus analysis
UNIT IV FREQUENCY DOMAIN ANALYSIS OF TRANSFER FUNCTION MODELS
Frequency response – Resonant peak – Bandwith – Effect of adding poles and zeros – Magnitude and phase plots of typical systems – Nyquist stability criterion – Gain margin – Phase margin  Bode plot  M & N Circles
UNIT V DESIGN OF CONTROL SYSTEMS
Design Specification – Controller configurations – PID controller  Design using reaction curve and ZieglerNichols technique – Compensation schemes  Effect of providing Lag, Lead and Lag Lead compensation on system performance
Practice Tutorial Problems
L: 45 T: 15 TOTAL = 60 periods
TEXTBOOKS
1. Benjamin C. Kuo, Automatic Control Systems, PHI Learning Private Ltd, 2010
2. J. Nagrath and M. Gopal, Control Systems Engineering, New Age International Publishers Reprint, 2008
REFERENCES
1. Richard C. Dorf and Robert H. Bishop, Modern Control Systems, Pearson Education, Third Impression, 2009
2. John J. D’Azzo, Constantine H. Houpis and Stuart N. Sheldon, Linear Control System Analysis and Design with Matlab, CRC Taylor & Francis, Reprint 2009
3. S. Palani, Control System Engineering, Tata McGrawHill Education Private Limited, First Reprint, 2010
4. Yaduvir Singh and S. Janardhanan, Modern Control, Cengage Learning, First Impression 2010
5. Katsuhiko Ogata, ‘Modern Control Engineering’, PHI Learning Private Ltd, 5th Edition, 2010
DIGITAL LOGIC CIRCUITS
( Common to EEE,EIE and ICE )
OBJECTIVES
· To study the implementation of combinational circuits
· To study the design of various synchronous and asynchronous circuits.
· To expose the students to various memory devices.
· To expose the students to Hardware Description Language.
UNIT I BOOLEAN ALGEBRA AND COMBINATIONAL CIRCUITS
Boolean algebra  DeMorgan’s theorem  switching functions and simplification using Kmaps method Design of combinational circuits  adder, subtractor, comparators, code converters, encoders, decoders, multiplexers and demultiplexers. Logic families : TTL and ECL. MOSFET logic –NMOS and CMOS.
UNIT II SYNCHRONOUS SEQUENTIAL CIRCUITS
Flip flops  SR, D, JK , and T flip flops  Semiconductor Memories  Analysis and design of synchronous sequential circuits – Counters, Shift registers  state diagram  state reduction  state assignment .
UNIT III ASYNCHRONOUS SEQUENCTIAL CIRCUITS
Analysis of asynchronous sequential machines  state assignment  asynchronous design problem.
UNIT IV ALGORITHMIC STATE MACHINE
ASM Chart  Data path Subsystem  Control subsystem  Design examples Binary multiplier, Weighing machine and Waveform generator.
UNIT V PROGRAMMABLE LOGIC DEVICES AND VHDL
ROM, PROM, EPROM, PLA, PLD, FPGA, VHDL : RTL Design – combinational logic – Types – Operators – Packages – Sequential circuit – Sub programs – Test benches (Examples: adders, counters, flipflops, FSM, Multiplexers / Demltiplexers).
(PrACTICE tutorial problems for all units )
TOTAL = 45 PERIODS
TEXT BOOKS
1. M. Morris Mano, Digital Design, Pearson Education, 2006.
2. A. Anand Kumar, Switching Theory and Logic Design, Prentice Hall of India, 2008.
REFERENCES
1. Charles H.Roth, Fundamentals Logic Design, Jaico Publishing, IV edition, 2002.
2. G.K.Kharate, Digital Electronics, Oxford University Press, 2010.
3. John M.Yarbrough, Digital Logic, Application & Design, Thomson, 2002.
4. Floyd and Jain, Digital Fundamentals, 8th Edition, Pearson Education, 2003.
5. John F.Wakerly, Digital Design Principles and Practice, 3rd Edition, Pearson Education, 2002.
LINEAR INTEGRATED CIRCUITS AND 3 0 0 3 APPLICATIONS
( Common to EEE,EIE and ICE )
OBJECTIVES
· To study the IC fabrication Process.
· To study the characteristics of operational amplifiers.
· To study the applications of Opamp.
· To study internal functional blocks and the applications of special ICs like Timers, PLL circuits, regulator Circuits, ADCs.
UNIT I FABRICATION OF IC AND OPAMP SPECIFICATIONS
IC classification  fundamental of monolithic IC technology  epitaxial growth, masking and etching, diffusion of impurities Realization of monolithic ICs and packaging Fabrication of diodes, capacitance, resistance  Monolithic IC operational amplifiers, specifications, frequency compensation  slew rate and methods of improving slew rate.
UNIT II APPLICATIONS OF OPERATIONAL AMPLIFIERS
Linear and Nonlinear Circuits using operational amplifiers and their analysis  Inverting and Non inverting Amplifiers  Differentiator  Integrator Voltage to Current converter  Instrumentation amplifier  Sine wave Oscillators  Low pass and band pass filters  comparator  Multivibrator and Schmitt trigger  Triangle wave generator  Precision rectifier  Log and Antilog amplifiers  Nonlinear function generator. Practice tutorial problems.
UNIT III ANALOG MULTIPLIER AND PLL
Analysis of four quadrant and variable Tran conductance multipliers  Voltage controlled Oscillator  Closed loop analysis of PLL, AM, PM and FSK modulators and demodulators.
UNIT IV ANALOG TO DIGITAL AND DIGITAL TO ANALOG CONVERTORS
Analog switches  High speed sample and hold circuits and sample and hold IC's  Types of D/A converter  Current driven DAC  Switches for DAC  A/D converter, Flash, Single slope, Dual slope, Successive approximation  DM and ADM converters.
UNIT V SPECIAL FUNCTION IC’S
Timers  Voltage regulators  linear and switched mode types  Switched capacitor filter  Frequency to Voltage converters  Tuned amplifiers  Power amplifiers  Isolation Amplifiers  Opto couplers.
TOTAL = 45 Periods
TEXT BOOK
1. D.Roy Choudhery,Sheil B.Jain, Linear Integrated Circuits, 2nd Edition, New Age Publishers, 2003.
REFERENCES
1. Ramakant A. Gayakwad, Op  Amp and Linear IC's , Prentice Hall, 2000.
2. Robert F.Coughlin and Ferderick F. Driscoll, Operational Amplifiers and Linear Integrated Circuits, Prentice Hall of India, 2001.
3. David A Bell, Opamp and Linear ICs, Second Edition, Prentice Hall of India, 1997.
ELECTRICAL MACHINES
OBJECTIVES
· To introduce the principle of electromechanical energy conversion in single and multiply excited systems.
· To understand the generation of D.C. voltage by using different types of generators and study their performance.
· To study the working principles of D.C. motors and their load characteristics, methods of starting and speed control.
· To familiarize with the constructional details of different types of transformers, their working principle and their performance.
· To estimate the various losses that occur in D.C. machines and transformers and to study the different testing methods to assess their performance.
Unit I : ELECTROMECHANICAL ENERGY CONVERSION
Magnetic circuits – Inductance –statically and dynamically induced EMFAC operation of magnetic circuits  Core losses  Energy in magnetic systems – field energy, co energy and mechanical force – singly and multiply excited systems.
UNIT II DC GENERATORS
Principle of operation Constructional details –EMF equation – Methods of excitation – Shunt and Separately excited generators – Characteristics of series, shunt and compound generators – Armature reaction and commutation – Parallel operation of DC shunt and compound generators.
UNIT III DC MOTORS
Principle of operation – Back EMF and torque equation – Characteristics of series, shunt and compound motors – Starting of DC motors – Types of starters – Speed control of DC series and shunt motors.
UNIT IV TRANSFORMERS
Principle of operation Constructional details of core and shell type transformers – emf equation – Transformation ratio – Transformer on noload – Parameters referred to HV / LV windings – Equivalent circuit – Transformer on load – Regulation – Parallel operation of single phase transformers – Auto transformer – Three phase transformers – Vector group.
UNIT V TESTING OF DC MACHINES AND TRANSFORMERS
Losses and efficiency in DC machines and transformers – Condition for maximum efficiency – Testing of DC machines – Brake test, Swinburne’s test, Retardation test and Hopkinson’s test – Testing of transformers – Polarity test, load test, open circuit and short circuit tests – All day efficiency.
Note : Unit V may be covered along with Units II , III and IV.
L = 45 PERIODS T = 15 PERIODS
TOTAL = 60 PERIODS
TEXT BOOKS
1. D.P. Kothari and I.J. Nagrath, ‘Electric Machines’, 4th Edition, Tata McGraw Hill Publishing Co Ltd, New Delhi, 2010.
2. M.V. Deshpande,’ Electrical Machines’, PHI Learning private Ltd, New Delhi, 2011.
REFERENCES
1. E. Fitzgerald, Charles Kingsley, Stephen.D.Umans, ‘Electric Machinery’, 6th Edition, Tata McGraw Hill publishing Co Ltd, New Delhi,2011.
2. P.S. Bimbhra, ‘Electrical Machinery’, Khanna Publishers,New Delhi, 2003.
3. B.R. Gupta, ‘Electrical Machines’, New Age International Pubishers,
4. M.N. Bandyopadhyay, ‘ Electrical machines Theory and practice’, PHI Learning private Ltd, New Delhi, 2009.
COMMUNICATION ENGINEERING
OBJECTIVES
· To study the Analog communication principle.
· To study various digital communication principle, theorems and modulations.
· To have qualitative study of various codes and error control.
· To introduce multiple access techniques and power line communication.
UNIT I ANALOG COMMUNICATION
AM – Frequency spectrum – vector representation – power relations – generation of AM – DSB, DSB/SC, SSB, VSB AM Transmitter & Receiver; FM and PM – frequency spectrum – power relations  NBFM & WBFM  Generation of FM and DM  Amstrong method & Reactance modulations  FM & PM frequency.
UNIT II DIGITAL COMMUNICATION
Pulse modulations – concepts of sampling and sampling theorems, PAM, PWM, PPM, PTM, quantization and coding : DCM, DM, slope overload error. ADM, DPCM, OOK systems – ASK, FSK, PSK, BSK, QPSK, QAM, MSK, GMSK, applications of Data communication.
UNIT III SOURCE CODES, LINE CODES & ERROR CONTROL(Qualitative only)
Binary communication – entropy, properties, BSC, BEC, source coding : Shannon, Fano, Huffman coding : noiseless coding theorem, BW – SNR trade off, Line codes: NRZ, RZ, AMI, HDBP, ARQ, mBnB codes : Efficiency of transmission, error control codes and applications: convolution& block codes.
UNIT IV CELLULAR CONCEPT, MULTIPLE ACCESS TECHNIQUES
Introduction to cellular concept frequency reuse Hand off, Interference and system capacity.  Spread Spectrum& Multiple (MA)Access techniques : FDMA, TDMA, CDMA, SDMA application in wire and wireless communication : Advantages.
UNIT V SATELLITE AND POWER LINE COMMUNICAITON
Satellites, OrbitsTypesfrequencies used, link establishment, MA techniques used in satellite communication, earth station; aperture antennas used in satellite – INTELSAT and INSAT: fibers – types: sources, detectors, digital filters, optical link: Basics of power line carrier communications and SCADA
TOTAL = 45 PERIODS
TEXT BOOKS
1. Taub & Schiling “Principles of Communication Systems” Tata McGraw Hill 2008
2. Louis E.Frenzel, “Principles of Electronic Communication Systems”, Tata McGraw Hill, 2008.
REFERENCES
1. Roddy and Coolen, Electronic Communication , “ Prentice Hall of India’ 2003.
2. Kennedy and Davis “Electronic Communication Systems” Tata McGraw Hill,
4th edition, 1993.
3. Sklar “Digital Communication Fundamentals and Applications“ Pearson Education, 2001
4. B.P.Lathi “Modern Digital and Analog Communication Systems” Oxford University Press, 1998.
CONTROL SYSTEM LABORATORY
1. Determination of transfer function parameters of DC Servomotor
2. Determination of transfer function parameters of AC Servomotor.
3. Analog simulation of Type  0 and Type – 1 systems
4. Realization of Lag/Lead compensators
5. AC Position Control system
6. Nyquist/Bode analysis of linear systems
7. Stability Analysis of Linear Systems using Root Locus Technique
8. DC position control systems
9. Stepper motor control system
10. Digital simulation of systems in transfer function form
11. Digital simulation of systems in state variable form
12. Response of PID controller
13. One or Two Experiments from outside the syllabus
P = 45 TOTAL = 45 PERIODS
Detailed Syllabus
1. Determination of Transfer Function Parameters of DC Servo Motor
AIM
To derive the transfer function of the given D.C Servomotor and experimentally determine the transfer function parameters
EXERCISE
1. Derive the transfer function from basic principles for a separately excited DC motor.
2. Determine the armature and field parameters by conducting suitable experiments.
3. Determine the mechanical parameter by conducting suitable experiments.
4. Plot the frequency response.
Equipment
1. DC servo motor: field separately excited – loading facility – variable voltage source  1 No
2. Tachometer : 1 No
3. Multimeter : 2 Nos
4. Stop watch : 1 No
2. Determination of Transfer Function Parameters of AC Servo Motor
AIM
To derive the transfer function of the given A.C Servo Motor and experimentally determine the transfer function parameters
Exercise
1. Derive the transfer function of the AC Servo Motor from basic Principles.
2. Obtain the D.C gain by operating at rated speed.
3. Determine the time constant (mechanical)
4. Plot the frequency response
Equipment
1. AC Servo Motor : Minimum of 100w – necessary sources for main winding and control winding – 1 No
2. Tachometer : 1 No
3. Stopwatch : 1 No
4. Voltmeter : 1 No
3. Analog Simulation Of Type0 And Type1 System
AIM
To simulate the time response characteristics of I order and II order, type 0 and type1 systems.
Exercise
1. Obtain the time response characteristics of type – 0 and type1, I order and II order systems mathematically.
2. Simulate practically the time response characteristics using analog rigged up modules.
3. Identify the real time system with similar characteristics.
Equipment
1. Rigged up models of type0 and type1 system using analog components.
2. Variable frequency square wave generator and a normal CRO  1 No
(or)
DC source and storage Oscilloscope  1 No
4. Realization of Lead/Lag Compensation
AIM
To realize Lead/Lag compensation either in software or in hardware
Exercise
1. Realise the circuit for lag/Lead compensator using either RLC components or OPAMPS either in hardware or software.
2. Obtain the frequency response characteristics
3. Interpret the obtained response
Equipment
1. Analog components/PSPICE/MATLAB/equivalent software
2. Function Generator
3. Oscilloscope
4. Necessary Power supply
5. AC Position Control system
AIM
To determine the AC position control system and draw the error Characteristics
Exercise
1. To study various positions and calculate the error.
Equipment
1. AC position control kit with Synchro.
2. Power Supply
6. Nyquist/Bode Analysis of Linear Systems
AIM
To analyse the stability of linear systems using Nyquist/Bode plot
Exercise
1. Write a program to obtain the Nyquist/Bode plot for the given system
2. Analyze the stability of the given system using the plots obtained
3. Determine the frequency domain indices/specifications
Equipment
1. System with MATLAB / MATHCAD / equivalent software  3 user license
7. Stability Analysis of Linear Systems using Root Locus Technique
AIM
To draw the plot and analyze the stability of linear systems using Root locus Technique
Exercise
1. Write a program to obtain the Root locus plot for the given system.
2. Determine the range of loop gain for stability from the plot.
Equipment
1. System with MATLAB / MATHCAD / equivalent software  3 user license
8. DC position Control system
AIM
To study the DC position control system and draw the error characteristics between setpoint and error.
Exercise
1. To study various positions and calculate the error between setpoint and output position
2. To measure outputs at various points (between stages)
Equipment
1. DC position control kit with DC servo motor.
2. Power transistor
3. Adder
9. Stepper Motor Control System
AIM
To study the working of stepper motor
Exercise
1. To verify the working of the stepper motor rotation using microprocessor.
Equipment
1. Stepping motor
2. Microprocessor kit
3. Interfacing card
4. Power supply
10. Digital Simulation of systems in Transfer function forms
AIM
To digitally simulate the time response characteristics of first order system
Exercise
1. Write a program or build the block diagram model using the given
software.
2. Obtain the impulse, step and sinusoidal response characteristics.
3. Identify real time systems with similar characteristics.
Equipment
1. System with MATLAB / MATHCAD (or) equivalent software  minimum 3 user license.
11. Digital Simulation Systems in state variable form
Aim
To digitally simulate the time response characteristics of systems defined in state variable forms
Exercise
1. Write a program or build the block diagram model using the given software.
2. Obtain the impulse, step and sinusoidal response characteristics.
3. Identify real time systems with similar characteristics.
Equipment
System with MATLAB / MATHCAD (or) equivalent software  minimum 3 user license.
12. Response of PID controller
AIM
To investigate the operation of an electronic controllers with P, P+I and P+I+D action.
Exercise
1. Plot the response of P, P+I, and P+I+D controllers to step and ramp inputs.
2. Study the effects of changing the adjustments for P, I and D.
Equipment
1. Electronic PID controller – 1 No
2. Source for generating step and ramp inputs – 1 No
3. Recorder – 1 No
4. Digital Multimeter – 1 No
One or Two Experiments from outside the syllabus
LINEAR AND DIGITAL INTEGRATED CIRCUITS L T P C LABORATORY
OBJECTIVES
· To have experimental study on linear and non linear application of opamp.
· To have experimental study on Timer IC, VCO, and PLL.
· To have experimental study on Digital ICs.
· To have experimental study on implementing digital circuits using HDL.
LINEAR IC APPLICATIONS
1. Comparator.
1. Differentiator and Integrator.
2. Adder and Subtractor.
4. Clipper clamper.
1. Peak detector.
2. Timer IC Application.
3. VCO and PLL.
4. One experiment beyond the syllabus.
DIGITAL EXPERIMENTS
1. Verification of truth table for AND, OR, EXOR, NOT, NOR, NAND, JK, RS, D FLIPFLOP
2. Implementation of Boolean functions, Adder, SubtraCTOR CIRCUITS.
3. Combination logic: Adder, Subtractor,
4. Code converters, Encoder and decoder.
5. Counters (Synchronous and a synchronous),
6. Shift registers.
7. Design of Half adder and full adder using VHDL.
8. One experiment beyond the syllabus.
Two experiments beyond the syllabus have to be incorporated.
All the experiments have to be done through bread board alone.
ELECTRICAL MACHINES LABORATORY
OBJECTIVES
To expose the students to the operation of D.C. machines and transformers and give them experimental skill.
1. Open circuit and load characteristics of separately and self excited DC shunt generators.
Load characteristics of DC compound generator with differential and cumulative connection.
Load characteristics of DC shunt motor.
Load characteristics of DC series motor.
5. Load characteristics of DC compound motor.
Swinburne’s test and speed control of DC shunt motor.
Hopkinson’s test on DC motor – generator set.
Load test on singlephase transformer and three phase transformer connections.
Open circuit and short circuit tests on single phase transformer.
Sumpner’s test on transformers.
Separation of noload losses in single phase transformer.
TOTAL = 45 PERIODS
Note:
One or two experiments beyond the syllabus such as
Study of starters for DC motors.
Retardation test on DC shunt motor.
Faculty of Electrical Engineering
Electrical Machines Laboratory – I
Requirement for a batch of 30 students
S.No.

Description
of Equipment

Quantity required



D.C motor – Generator set
D.C motor – Shunt Generator
D.C motor – Compound Generator

2 set
2 set



D.C. Shunt Motor

2 Nos.



D.C. Series Motor

1 No.



D.C. Compound Motor

1 No.



Single phase transformers

7 Nos.



Three phase transformers

2 Nos.



D.C. Motor – Alternator set

4 sets



Three phase Induction Motor (Squirrel cage)

3 Nos.



Three phase slip ring Induction Motor

1 No.



Single phase Induction Motor

2 Nos.



Resistive load
3 phase – 2 , single phase  3

5 Nos.



Inductive load

1 No.



Single phase Auto transformer

5 Nos.



Three phase Auto transformer

3 Nos.



Moving Coil Ammeter of different ranges

20 Nos.



Moving Coil Voltmeter of different ranges

20 Nos.



Moving Iron Ammeter of different ranges

20 Nos.



Moving Iron voltmeter of different ranges

20 Nos.



Wire wound Rheostats of different ratings

30 Nos.



Tachometers

10 Nos.



Single element wattmeters of different
ranges
UPF /
LPF

20 Nos.



Double element wattmeters of different ranges

4 Nos.



Power factor meter

2 Nos.



Digital multimeter

5 Nos.



Three point starter, four point starter,DOL
starter, manual star / delta starter, semi automatic and fully automatic star
/ delta starter

1 No each for study experiment
