Electrical Power Systems.

Das, D.
Daryaganj : New Age International Ltd, 2006.
1 online resource (483 pages)
1st ed.

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Authorship -- Vocational guidance -- Canada.
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Freelance journalism -- Vocational guidance.
Electronic books.
This book will give readers a thorough understanding of the fundamentals of power system analysis and their applications. Both the basic and advanced topics have been thoroughly explained and supported through several solved examples. Important Features of the Book Load Flow and Optimal System Operation have been discussed in detail. Automatic Generation Control (AGC) of Isolated and Interconnected Power Systems have been discussed and explained clearly. AGC in Restructured Environment of Power System has been Introduced. Sag and Tension Analysis have been discussed in detail. Contains over 150 illustrative examples, practice problems and objective-type questions, that will assist the reader. With all these features, this is an indispensable text for graduate and postgraduate electrical engineering students. GATE, AMIE and UPSC engineering services along with practicing engineers would also find this book extremely useful.
Chapter 1. Structure of Power Systems and Few Other Aspects
1.1 Power Systems
1.2 Reasons for Interconnection
1.3 Load Characteristics
1.4 Power Factor of Various Equipments
1.5 Basic Definitions of Commonly Used Terms
1.6 Relationship Between Load Factor (LF) and Loss Factor (LLF)
1.7 Load Growth
1.8 Multiphase Systems
1.9 Disadvantages of Low Power Factor
1.10 Various Causes of Low Power Factor
Chapter 2. Resistance and Inductance of Transmission Lines
2.1 Introduction
2.2 Line Resistance
2.3 Inductance-Basic Concepts
2.4 Inductance of a Single Conductor
2.5 Inductance Due to External Flux Linkage
2.6 Inductance of a Single Phase Two Wire Line
2.7 Self and Mutual Inductances
2.8 Type of Conductors
2.9 Inductance of Composite Conductors
2.10 Inductance of Three Phase Transmission Lines with Symmertrical Spacing
2.11 Transpose Transmission Line
2.12 Inductance of Three Phase Double Circuit Lines
2.13 Bundled Conductors
Chapter 3. Capacitance of Transmission Lines
3.1 Introduction
3.2 Electric Field and Potential Difference
3.2 Potential Difference in an Array of Solid Cylindrical Conductors
3.3 Capacitance of a Single Phase Line
3.4 Capacitance of Three Phase Transmission Lines
3.5 Bundled Conductors
3.6 Capacitance of Three Phase Double Circuit Lines
3.7 Effect of Earth on the Capacitance
3.8 Capacitance of a Single Phase Line Considering The Effect of Earth
Chapter 4. Synchronous Machine: Steady State and Transient Operations
4.1 Introduction
4.2 Synchronous Generator
4.3 Model of Generator
4.4 Power Angle Characteristics
4.5 Salient Pole Synchronous Generators
4.6 Transients of Synchronous Machine
4.7 Simplified Reprsentation of Synchronouse Machine for Transient Analysis.
4.8 DC Components of Stator Currents
4.9 Effect of Load Current
Chapter 5. Power System Components and Per Unit System
5.1 Introduction
5.2 Single Phase Representation of a Balanced Three Phase System
5.3 the Per-Unit (pu) System
5.4 Per-Unit Representation of Transformer
5.5 Methods of Voltage Control
Chapter 6. Characteristics and Performance of Transmission Lines
6.1 Introduction
6.2 Short Transmission line
6.3 Voltage Regulation
6.4 Medium Transmission Line
6.5 Long Transmission Line
6.6 Voltage Waves
6.7 Surge Impedance
6.8 Power Flow Through Transmission Line
6.9 Ferranti Effect
Chapter 7. Load Flow Analysis
7.1 Introduction
7.2 Bus Classification
7.3 Bus Admittance Matrix
7.4 Bus Loading Equations
7.5 Gaus-Seidel Iterative Method
7.6 Calculation of Net Injected Power
7.7 Consideration of P-|V| Buses
7.8 Convergence Procedure
7.9 Computation of Line Flows and Line Losses
7.10 Algorithm for Gauss-Seidel Method
7.11 Newton-Rephson Method
7.12 Load Flow Using Newton-Raphson Method
7.13 Decoupled Load Flow Solution
7.14 Decoupled Load Flow Algorithm
7.15 Fast Decoupled Load Flow
7.16 Tap Changing Transformers
Chapter 8. Symmetrical Fault
8.1 Introduction
8.2 Rated MVA Interrupting Capacity of a Circuit Breaker
8.3 Current Limiting Reactors
8.4 Short Circuit Analysis for Large Systems
8.5 Formulation of ZBUS Matrix
8.6 Algorithm for Building ZBUS Matrix
Chapter 9. Symmetrical Components
9.1 Introduction
9.2 Symmetrical Components of an Unbalanced Three Phase System
9.3 Power Invariance
9.4 Sequence Impedances of Transmission Lines
9.5 Sequence Impedances of Synchronous Machine
9.6 Sequence Networks of a Loaded Synchronous Machine
9.7 Sequence Impedances of Transformers.
Chapter 10. Unbalanced Fault Analysis
10.1 Introduction
10.2 Single Line to Ground Fault
10.3 Line-to-Line Fault
10.4 Double-Line-to-Ground (L-L-G) Fault
10.5 Open Conductor Faults
Chapter 11. Power System Stability
11.1 Introduction
11.2 Inertia Constant and The Swing Equation
11.3 Multi-Machine System
11.4 Machines Swinging in Unison (Coherently)
11.5 Power Flow Under Steady-State
11.6 Equal-Area Criterion
11.7 Critical Clearing Angle and Critical Clearing Time
11.8 Step-by-Step Solution
11.9 Evaluation of Pa and Wr(AVG)
11.10 Algorithm for the Iterations
Chapter 12. Automatic Generation Control: Conventional Scenario
12.1 Introduction
12.2 Basic Generator Control Loops
12.3 Fundamentals of Speed Governing System
12.4 Isochronous Governor
12.5 Governors with Speed-Droop Characteristics
12.6 Speed Regulation (Droop)
12.7 Load Sharing by Parallel Generating Units
12.8 Control of Power Output of Generating Units
12.9 Turbine Model
12.10 Generator-Load Model
12.11 Block Diagram Representation of an Isolated Power System
12.12 State-Space Representation
12.13 Fundamentals of Automatic Generation Control
12.14 Steady State Analysis
12.15 Concept of Control Area
12.16 AGC of Two Area Interconnected Power System
12.17 Tie-Line Frequency Bias Control
12.18 Basis for Selection of Bias Factor
12.19 Generation Rate Constraint (GRC)
12.20 Discrete Integral Controller for AGC
Chapter 13. Automatic Generation Control in a Restructured Power System
13.1 Introduction
13.2 Traditional Vs Restructured Scenario
13.3 DISCO Participation Matrix (DPM)
13.4 Block Diagram Representation
13.5 State Space Representation of the Two-Area System in Deregulated Environment
Chapter 14. Corona
14.1 Introduction
14.2 The Phenomenon of Corona.
14.3 Potential Gradient for Single-Phase Line
14.4 Potential Gradient for Three-Phase Line
14.5 Disruptive Critical Coltage for a Single Phase Transmission Line
14.6 Disruptive Critical Voltage for a Three Phase Transmission Line
14.7 Formula for Disruptive Critical Voltage Suggested by F.W. Peek
14.8 Visual Critical Voltage
14.9 Corona Power Loss
14.10 Factors Affecting Corona Loss
14.11 Effect of Corona on Line Design
Chapter 15. Analysis of Sag of Tension
15.1 Introduction
15.2 Effect of Temperature Change
15.3 Calculations of Line Sag and Tension
15.4 Unsymmetrical Spans (Supports at Different Levels)
15.5 Ruling Span or Equivalent Span (Spans of Unequal Length)
15.6 Effect of Ice
15.7 Effect of Wind
15.8 Location of Line
15.9 Sag Template
15.10 Aeolian Vibration (Resonant Vibration)
15.11 Galloping or Dancing of Conductors
Chapter 16. Optimal System Operation
16.1 Introduction
16.2 Formulation of the Economic Dispatch Problem
16.3 General Problem Formulation
16.4 Classical Economic Dispatch Neglecting Losses
16.5 Generator Power Limits
16.6 Economic Dispatch Considering Line Losses
16.7 Physical Significance of λ Considering Losses
16.8 Determination of λ Using Gradient Method
16.9 General Method for Finding Penalty Factors
16.10 Transmission Loss Formula
Objective Questions
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Print version: Das, D. Electrical Power Systems