EE9302-POWER SYSTEM ANALYSIS-ANNA UNIVERSITY SYLLABUS EEE

7/10/2012 02:44:00 PM
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**2 POWER SYSTEM ANALYSIS L T P C**

**3 1 0 4**

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To become familiar with the modeling of various power system components and different
methods of analysis for power system
planning and operation.

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· To model steady-state operation of large-scale power systems and to solve the power
flow problems using efficient numerical methods suitable for computer
simulation.

·
To model and analyse power systems under abnormal (fault)
conditions.

· To model and analyse the dynamics of power system for small-signal and large
signal disturbances and o design the systems for enhancing stability.

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**T I INTRODUCTION 12**

Overview of Power
System Analysis: Importance of system planning and operational analysis; Distinction between steady state, quasi steady state and transient analysis; Per phase
analysis of symmetrical three phase system, single line diagram, per unit
representation; different models
for generator, load and transmission lines based on the
analysis of interest – π equivalent circuit of transformer with off nominal-tap ratio.

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**T II BASICS OF ANALYSIS AND COMPONENT MODELLING 12**

Primitive network and its matrices, bus admittance
matrix formation
by inspection method and singularity transformation method, bus impedance matrix
formation by L-U factorisation of bus admittance matrix and by building algorithm. Symmetrical
component
transformation, sequence impedances and sequence networks.

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**T III POWER FLOW ANALYSIS 12**

Importance of power
flow analysis in planning and operation of power systems; Power flow problem: Description
of the problem, classification of buses into P-Q buses, P-V (voltage-controlled) buses and slack bus. Power flow equations and solution: Development of power flow model in complex
variable form, Iterative solution using Gauss-Seidel
and Newton-Raphson methods including Q-limit check for voltage-
controlled buses, flow chart-
numerical examples.

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**T IV FAULT ANALYSIS 12**

Symmetrical short circuits: Thevenin’s theorem and applications, short circuit analysis - numerical examples. Short circuit capacity - circuit breaker selection. Unsymmetrical short circuits: Derivation of fault current for LG, LL, LLG short circuits and development of interconnection of sequence networks.

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**T V STABILITY ANALYSIS 12**

Description of power system stability problem; importance of stability analysis in
power system planning
and operation; classification of power system stability.
Single Machine Infinite Bus (SMIB)
system: Development of
swing equation; power-angle equation; Equal Area Criterion; determination of critical clearing angle and time; algorithm
for
numerical solution of swing equation using modified Euler method;
usage of numerical
algorithm for determination of critical clearing time by trial and error – digital simulation.

**L: 45 T: 15 TOTAL: 60 PERIODS**

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**T BOOKS:**

1. Hadi Saadat, ‘Power System Analysis’, Tata McGraw
Hill Publishing Company

Ltd., New Delhi, 2002.

2. John J. Grainger
and W.D. Stevenson Jr., ‘Power System
Analysis’, Tata McGraw

Hill Publishing Company Ltd., New Delhi,2003

**.**
3. D.P.Kothari , I.J. Nagarath, ‘Power System Engineering’,Tata McGraw-Hill

Publishing Company Ltd., NewDelhi, 2007

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**FERENCES:**

1. P. Kundur, ‘Power System
Stability and Control, Tata McGraw-Hill Publishing

Company Ltd., New Delhi, 1994.

2. I.J. Nagrath and D.P. Kothari, ‘Modern Power System Analysis’, Tata McGraw-Hill

Publishing Company Ltd., New
Delhi, 1990.

3. Olle. I. Elgerd, ‘Electric Energy Systems Theory – An Introduction’, Tata McGraw

Hill Publishing company Limited, New Delhi, Second Edition, 2003.

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