# Anna University Semester 5 Electrical / Electronics engineering syllabus

Anna University Semester 5 Electrical / Electronics engineering syllabus – The syllabus for the fifth semester at Anna University in Electrical – Electronics engineering at the bachelors degree course in B.E or B.Tech.The hardest subjects in this semester are Electrical machines and Microprocessor that has alot of flowcharts and programs.Power Electronics is an easy theory subject that can be cleared without any problem.

## POWER SYSTEM ANALYSIS

UNIT I INTRODUCTION 9
Need for system planning and operational studies – basic components of a power system.-Introduction
to restructuring – Single line diagram – per phase and per unit analysis – Generator – transformer –
transmission line and load representation for different power system studies.- Primitive network –
construction of Y-bus using inspection and singular transformation methods – z-bus.
UNIT II POWER FLOW ANALYSIS 9
Importance of power flow analysis in planning and operation of power systems – statement of power
flow problem – classification of buses – development of power flow model in complex variables form –
iterative solution using Gauss-Seidel method – Q-limit check for voltage controlled buses – power flow
model in polar form – iterative solution using Newton-Raphson method .
UNIT III FAULT ANALYSIS – BALANCED FAULTS 9
Importance of short circuit analysis – assumptions in fault analysis – analysis using Thevenin’s theorem
– Z-bus building algorithm – fault analysis using Z-bus – computations of short circuit capacity, post
fault voltage and currents.
UNIT IV FAULT ANALYSIS – UNBALANCED FAULTS 9
Introduction to symmetrical components – sequence impedances – sequence circuits of synchronous
machine, transformer and transmission lines – sequence networks analysis of single line to ground,
line to line and double line to ground faults using Thevenin’s theorem and Z-bus matrix.
UNIT V STABILITY ANALYSIS 9
Importance of stability analysis in power system planning and operation – classification of power
system stability – angle and voltage stability – Single Machine Infinite Bus (SMIB) system:
Development of swing equation – equal area criterion – determination of critical clearing angle and time
– solution of swing equation by modified Euler method and Runge-Kutta fourth order method.

## MICROPROCESSORS AND MICROCONTROLLERS

UNIT I 8085 PROCESSOR 9
Hardware Architecture, pinouts – Functional Building Blocks of Processor – Memory organization –
I/O ports and data transfer concepts– Timing Diagram – Interrupts.
UNIT II PROGRAMMING OF 8085 PROCESSOR 9
Instruction -format and addressing modes – Assembly language format – Data transfer, data
manipulation& control instructions – Programming: Loop structure with counting & Indexing – Look up
table – Subroutine instructions – stack.
UNIT III 8051 MICRO CONTROLLER 9
Hardware Architecture, pintouts – Functional Building Blocks of Processor – Memory organization –
I/O ports and data transfer concepts– Timing Diagram – Interrupts-Comparison to Programming
concepts with 8085.
UNIT IV PERIPHERAL INTERFACING 9
Study on need, Architecture, configuration and interfacing, with ICs: 8255 , 8259 , 8254,8237,8251,
8279 ,- A/D and D/A converters &Interfacing with 8085& 8051.
UNIT V MICRO CONTROLLER PROGRAMMING & APPLICATIONS 9
Data Transfer, Manipulation, Control Algorithms& I/O instructions – Simple programming exerciseskey
board and display interface – Closed loop control of servo motor- stepper motor control –
Washing Machine Control.

## POWER PLANT ENGINEERING

UNIT I COAL BASED THERMAL POWER PLANTS 10
Rankine cycle – improvisations, Layout of modern coal power plant, Super Critical Boilers, FBC
Boilers, Turbines, Condensers, Steam & Heat rate, Subsystems of thermal power plants – Fuel and
ash handling, Draught system, Feed water treatment. Binary Cycles and Cogeneration systems.
UNIT II DIESEL, GAS TURBINE AND COMBINED CYCLE POWER PLANTS 10
Otto, Diesel, Dual & Brayton Cycle – Analysis & Optimisation. Components of Diesel and Gas Turbine
power plants. Combined Cycle Power Plants. Integrated Gasifier based Combined Cycle systems.
UNIT III NUCLEAR POWER PLANTS 7
Basics of Nuclear Engineering, Layout and subsystems of Nuclear Power Plants, Working of Nuclear
Reactors : Boiling Water Reactor (BWR), Pressurized Water Reactor (PWR), CANada DeuteriumUranium
reactor (CANDU), Breeder, Gas Cooled and Liquid Metal Cooled Reactors. Safety measures
for Nuclear Power plants.
UNIT IV POWER FROM RENEWABLE ENERGY 10
Hydro Electric Power Plants – Classification, Typical Layout and associated components including
Turbines. Principle, Construction and working of Wind, Tidal, Solar Photo Voltaic (SPV), Solar
Thermal, Geo Thermal, Biogas and Fuel Cell power systems.
UNIT V ENERGY, ECONOMIC AND ENVIRONMENTAL ISSUES OF POWER PLANTS 8
Power tariff types, Load distribution parameters, load curve, Comparison of site selection criteria,
relative merits & demerits, Capital & Operating Cost of different power plants. Pollution control
technologies including Waste Disposal Options for Coal and Nuclear Power Plants.

## POWER ELECTRONICS

UNIT I POWERSEMI-CONDUCTOR DEVICES 9
Study of switching devices, Diode, SCR,TRIAC, GTO, BJT, MOSFET, IGBT-Static and Dynamic
characteristics – Triggering and commutation circuit for SCR- Design of Driver and snubber circuit.
UNIT II PHASE-CONTROLLED CONVERTERS 9
2-pulse,3-pulse and 6-pulseconverters– performance parameters –Effect of source inductance–– Gate
Circuit Schemes for Phase Control–Dual converters.
UNIT III DC TO DC CONVERTER 9
Step-down and step-up chopper-control strategy–Forced commutated chopper–Voltage commutated,
Current commutated, Load commutated, Switched mode regulators- Buck, boost, buck- boost
converter, Introduction to Resonant Converters.
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UNIT IV INVERTERS 9
Single phase and three phase voltage source inverters(both120
0modeand180
0mode)–Voltage&
harmonic control–PWM techniques: Sinusoidal PWM, modified sinusoidal PWM – multiple PWM –
Introduction to space vector modulation –Current source inverter.
UNIT V AC TO AC CONVERTERS 9
Single phase and Three phase AC voltage controllers–Control strategy- Power Factor Control –
Multistage sequence control -single phase and three phase cyclo converters –Introduction to Matrix
converters.

## ELECTRICAL MACHINES – II

UNIT I SYNCHRONOUS GENERATOR 9
Constructional details – Types of rotors –winding factors- emf equation – Synchronous reactance –
Armature reaction – Phasor diagrams of non salient pole synchronous generator connected to infinite
bus–Synchronizing and parallel operation – Synchronizing torque -Change of excitation and
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mechanical input- Voltage regulation – EMF, MMF, ZPF and A.S.A methods – steady state powerangle
characteristics– Two reaction theory –slip test -short circuit transients – Capability Curves
UNIT II SYNCHRONOUS MOTOR 9
Principle of operation – Torque equation – Operation on infinite bus bars – V and Inverted V curves –
Power input and power developed equations – Starting methods – Current loci for constant power
input, constant excitation and constant power developed-Hunting – natural frequency of oscillations –
damper windings- synchronous condenser.
UNIT III THREE PHASE INDUCTION MOTOR 9
Constructional details – Types of rotors –- Principle of operation – Slip –cogging and crawlingEquivalent
circuit – Torque-Slip characteristics – Condition for maximum torque – Losses and
efficiency – Load test – No load and blocked rotor tests – Circle diagram – Separation of losses –
Double cage induction motors –Induction generators – Synchronous induction motor.
UNIT IV STARTING AND SPEED CONTROL OF THREE PHASE INDUCTION
MOTOR 9
Need for starting – Types of starters – DOL, Rotor resistance, Autotransformer and Star-delta starters
– Speed control – Voltage control, Frequency control and pole changing – Cascaded connection-V/f
control – Slip power recovery scheme-Braking of three phase induction motor: Plugging, dynamic
braking and regenerative braking.
UNIT V SINGLE PHASE INDUCTION MOTORS AND SPECIAL MACHINES 9
Constructional details of single phase induction motor – Double field revolving theory and operation –
Equivalent circuit – No load and blocked rotor test – Performance analysis – Starting methods of
single-phase induction motors – Capacitor-start capacitor run Induction motor- Shaded pole induction
motor – Linear induction motor – Repulsion motor – Hysteresis motor – AC series motor- Servo motorsStepper
motors – introduction to magnetic levitation systems.

## CONTROL SYSTEMS

UNIT I SYSTEMS AND THEIR REPRESENTATION 9
Basic elements in control systems – Open and closed loop systems – Electrical analogy of
mechanical and thermal systems – Transfer function – Synchros – AC and DC servomotors – Block
diagram reduction techniques – Signal flow graphs.
UNIT II TIME RESPONSE 9
Time response – Time domain specifications – Types of test input – I and II order system response –
Error coefficients – Generalized error series – Steady state error – Root locus construction- Effects of
P, PI, PID modes of feedback control –Time response analysis.
UNIT III FREQUENCY RESPONSE 9
Frequency response – Bode plot – Polar plot – Determination of closed loop response from open loop
response – Correlation between frequency domain and time domain specifications- Effect of Lag, lead
and lag-lead compensation on frequency response- Analysis.
UNIT IV STABILITY AND COMPENSATOR DESIGN 9
Characteristics equation – Routh Hurwitz criterion – Nyquist stability criterion- Performance criteria –