# Modern Power System Analysis Kothari Pdf

### Modern Power System Analysis By Dp Kothari Pdf

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### Ij Nagrath Dp Kothari Modern Power System Analysis Pdf

Preface to Third Edition

Preface to First Editionntroduction

A Perspective

Structure of Power Systems

Conventional Sources of Electric Energy

Renewable Energy Sources

Energy Storage

Growth of Power Systems in India

Energy Conservation

Deregulation

Distributed and Dispersed Generation

Environmental Aspects of Electric Energy Generation

Power System Engineers and Power System Studies

Use of Computers and Microprocessors

Problems Facing Indian Power Industry and its Choices

ReferencesInductance and Resistance of Transmission Lines

ntroduction

Definition of Inductance

Flux Linkages of an Isolated Current-Carrying Conductor

nductance of a Single-Phase Two-Wire Line

Conductor Types

Flux Linkages of one Conductor in a Group

nductance of Composite Conductor Lines

nductance of Three-Phase Lines

Double-Circuit Three-Phase Lines

Bundled Conductors

Resistance

Skin Effect and Proximity Effect

Problems

ReferencesCapacitance of Transmission Lines

ntroduction

Electric Field of a Long Straight Conductor

Potential Difference between two Conductors of a Group of Parallel Conductors

Capacitance of a Two-Wire Line

Capacitance of a Three-Phase Line with Equilateral Spacing

З.6 Capacitance of a Three-Phase Line with Unsymmetrical Spacing

Effect of Earth on Transmission Line Capacitance

Method of GMD (Modified)

Bundled Conductors

Problems

ReferencesRepresentation of Power System Components

ntroduction

Single-phase Solution of Balanced Three-phase Networks

One-Line Diagram and Impedance or Reactance Diagram

Per Unit (PU) System

Complex Power

Synchronous Machine

Representation of Loads

Problems

ReferencesCharacteristics and Performance of Power Transmission Lines

ntroduction

Short Transmission Line

Medium Transmission Line

The Long Transmission Line – Rigorous Solution

nterpretation of the Long Line Equations

Ferranti Effect

Tuned Power Lines

The Equivalent Circuit of a Long Line

Power Flow through a Transmission Line

Methods of Voltage Control

Problems

ReferencesLoad Flow Studies

ntroduction

Network Model Formulation

Formation of YBm by Singular Transformation

Load Flow Problem

Gauss-Seidel Method

Newton-Raphson (NR) Method

Decoupled Load Flow Methods

Comparison of Load Flow Methods

Control of Voltage Profile

ProblemsOptimal System Operation

ntroduction

Optimal Operation of Generators on a Bus Bar

Optimal Unit Commitment (UC)

Reliability Considerations

Optimum Generation Scheduling

Optimal Load Flow Solution

Optimal Scheduling of Hydrothermal System

Problems

ReferencesAutomatic Generation and Voltage Control

ntroduction

Load Frequency Control (Single Area Case)

Load Frequency Control and Economic Dispatch Control

Two-Area Load Frequency Control

Optimal (Two-Area) Load Frequency Control

Automatic Voltage Control

Load Frequency Control with Generation Rate Constraints (GRCs)

Speed Governor Dead-Band and Its Effect on AGC

Digital LF Controllers

Decentralized Control

Problems

ReferencesSymmetrical Fault Analysis

ntroduction

Transient on a Transmission Line

Short Circuit of a Synchronous Machine (On No Load)

Short Circuit of a Loaded Synchronous Machine

Selection of Circuit Breakers

' Algorithm for Short Circuit Studies

ZBUS Formulation

Problems

ReferencesSymmetrical Components

ntroduction

Symmetrical Component Transformation

Phase Shift in Star-Delta Transformers

Sequence Impedances of Transmission Lines

Sequence Impedances and Sequence Network of Power System

Sequence Impedances and Networks of Sуnchronous Machine

Sequence Impedances of Transmission Lines

Sequence Impedances and Networks of Transformers

Construction of Sequence Networks of a Power System

Problems

ReferencesUnsymmetrical Fault Analysis

ntroduction

Symmetrical Component Analysis of Unsymmetrical Faults

Single Line-To-Ground (LG) Fault

Line-To-Line (LL) Fault

Double Line-To-Ground (LLG) Fault

Open Conductor Faults

Bus Impedance Matrix Method For Analysis of Unsymmetrical Shunt Faults

Problems

ReferencesPower System Stability

ntroduction

Dynamics of a Synchronous Machine

Power Angle Equation

A Node Elimination Technique

Simple Systems

Steady State Stability

Transient Stability

Equal Area Criterion

Numerical Solution of Swing Equation

Multimachine Stability

Some Factors Affeeting Transient Stability

Problems

ReferencesPower System Security

ntroduction

System State Classification

Security Analysis

Contingency Analysis

Sensitivity Factors

Power System Voltage Stability

ReferencesAn Introduction to State Estimation of Power Systems

ntroduction

Least Squares Estimation: The Basic Solution

Static State Estimation of Power Systems

Tracking State Estimation of Power Systems

Some Computational Considerations

External System Equivalencing

Treatment of Bad Data

Network Observability and Pseudo-Measurements

Application of Power System State Estimation

Problems

ReferencesCompensation in Power Systems

ntroduction

Loading Capability

Load Compensation

Line Compensation

Series Compensation

Shunt Compensators

Comparison between STATCOM and SVC

Flexible AC Transmission Systems (FACTS)

Principle and Operation of Converters

Facts Controllers

ReferencesLoad Forecasting Technique

ntroduction

Forecasting Methodology

Estimation of Average and Trend Terms

Estimation of Periodic Components

Estimation of ys (k): Time Series Approach

Estimation of Stochastic Component: Kalman Filtering Approach

Long-Term Load Predictions Using Econometric Models

Reactive Load Forecast

ReferencesVoltage Stability

ntroduction

Comparison of Angle and Voltage Stability

Reactive Power Flow and Voltage Collapse

Mathematical Formulation of Voltage Stability Problem

oltage Stability Analysis

Prevention of Voltage Collapse

State-of-the-Art, Future Trends and Challenges

ReferencesAppendix A: Introduction to Vector and Matrix Algebra

Appendix B: Generalized Circuit Constants

Appendix C: Triangular Factorization and Optimal Ordering

Appendix D: Elements of Power System Jacobian Matrix

Appendix E: Kuhn-Tucker Theorem

Appendix F: Real-time Computer Control of Power Systems

Appendix G: Introduction to MATLAB and SIMULINK

Answers to Problems

Index