Handbook of Electrical Energy Systems

Cover......Page 1
Table of Contents......Page 5
Preface......Page 8
1.1 - A Brief History of Electric Power Systems......Page 10
1.2 - The Structure of the Power System......Page 12
1.3 - Outline of the Text......Page 16
2.2 - Concepts of Power in Alternating Current Systems......Page 17
2.3 - Three-Phase Systems......Page 22
2.4 - The Per Unit System......Page 32
2.5 - Electromagnetism and Electromechanical Energy Conversion......Page 35
2.6 - Permeability......Page 38
2.7 - Flux Linkages, Induced Voltages, Inductance, and Energy......Page 41
2.8 - Hysteresis Loop......Page 44
2.9 - Eddy Current and Core Losses......Page 45
2.10 - Energy Flow Approach......Page 48
2.11 - Multiply Excited Systems......Page 52
2.12 - Doubly Excited Systems......Page 53
2.13 - Salient-Pole Machines......Page 55
2.14 - Round or Smooth Air-Gap Machines......Page 57
2.15 - Machine-Type Classification......Page 60
2.16 - P-Pole Machines......Page 62
2.17 - Power System Representation......Page 66
Problems......Page 67
3.2 - The Synchronous Machine: Preliminaries......Page 76
3.3 - Synchronous Machine Fields......Page 79
3.4 - A Simple Equivalent Circuit......Page 81
3.5 - Principal Steady-State Characteristics......Page 84
3.6 - Power-Angle Characteristics and the Infinite Bus Concept......Page 86
3.7 - Accounting for Saliency......Page 94
3.8 - Salient-Pole Machine Power Angle Characteristics......Page 98
Problems......Page 100
4.2 - General Theory of Transformer Operation......Page 104
4.3 - Transformer Connections......Page 118
Problems......Page 128
5.2 - Electric Transmission Line Parameters......Page 132
5.3 - Line Inductance......Page 134
5.4 - Line Capacitance......Page 152
5.5 - Two-Port Networks......Page 168
5.6 - Transmission Line Models......Page 170
Problems......Page 186
6.2 - Three-Phase Induction Motors......Page 191
6.3 - Torque Relations......Page 199
6.4 - Classification of Induction Motors......Page 204
6.5 - Rotating Magnetic Fields in Single-Phase Induction Motors......Page 205
6.6 - Equivalent Circuits for Single-Phase Induction Motors......Page 210
6.7 - Power and Torque Relations......Page 216
6.8 - Starting Single-Phase Induction Motors......Page 222
6.9 - Single-Phase Induction Motor Types......Page 224
Problems......Page 231
7.1 - Introduction......Page 236
7.2 - Transients During a Balanced Fault......Page 237
7.3 - The Method of Symmetrical Components......Page 239
7.4 - Sequence Networks......Page 244
7.5 - Line-to-Ground Fault......Page 260
7.6 - Double Line-to-Ground Fault......Page 263
7.7 - Line-to-Line Fault......Page 267
7.8 - The Balanced Three-Phase Fault......Page 269
7.9 - System Protection, an Introduction......Page 270
7.10 - Protective Relays......Page 272
7.11 - Transformer Protection......Page 275
7.12 - Transmission Line Protection......Page 281
7.13 - Impedance-Based Protection Principles......Page 288
7.14 - Computer Relaying......Page 296
Problems......Page 298
8.1 - Introduction......Page 303
8.2 - Overview of EMS Functions......Page 305
8.3 - Power Flow Control......Page 313
8.4 - Power Flow......Page 317
8.5 - Stability Considerations......Page 330
8.6 - Power System State Estimation......Page 338
8.7 - Power System Security......Page 342
8.8 - Contingency Analysis......Page 347
8.9 - Optimal Preventive and Corrective Actions......Page 352
8.10 - Dynamic Security Analysis......Page 359
References......Page 364