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Informationen zum Autor PAUL KRAUSE, PhD, is founder of P.C. Krause and Associates. He is the sole author of the first edition of this book, an IEEE Fellow, and a winner of the prestigious Tesla Award. He is also the coauthor of Electromechanical Motion Devices, Second Edition, from Wiley-IEEE Press.OLEG WASYNCZUK, PhD, is a Professor of Electrical and Computer Engineering at Purdue University. He is a Fellow of IEEE, an award-winning author of numerous papers, and is co-author of Electromechanical Motion Devices, Second Edition, from Wiley-IEEE Press.SCOTT SUDHOFF, PhD, is Editor-in-Chief of IEEE Transactions on Energy Conversion and a Fellow of IEEE. He is also a Professor at Purdue University. He has produced extensive writings in the areas of electric machinery and power electronic converter analysis, simulation, and design.STEVEN PEKAREK, PhD, is a Fellow of the IEEE and has served on the organizing committee of several conferences focusing on electric machinery and power electronics. He and his students have published many papers in these areas. He presently serves as a faculty member in ECE at Purdue University. Klappentext Introducing a new edition of the popular reference on machine analysis Now in a fully revised and expanded edition, this widely used reference on machine analysis boasts many changes designed to address the varied needs of engineers in the electric machinery, electric drives, and electric power industries. The authors draw on their own extensive research efforts, bringing all topics up to date and outlining a variety of new approaches they have developed over the past decade. Focusing on reference frame theory that has been at the core of this work since the first edition, this volume goes a step further, introducing new material relevant to machine design along with numerous techniques for making the derivation of equations more direct and easy to use. Coverage includes: Completely new chapters on winding functions and machine design that add a significant dimension not found in any other text A new formulation of machine equations for improving analysis and modeling of machines coupled to power electronic circuits Simplified techniques throughout, from the derivation of torque equations and synchronous machine analysis to the analysis of unbalanced operation A unique generalized approach to machine parameters identification A first-rate resource for engineers wishing to master cutting-edge techniques for machine analysis, Analysis of Electric Machinery and Drive Systems is also a highly useful guide for students in the field. Zusammenfassung Introducing a new edition of the popular reference on machine analysis Now in a fully revised and expanded edition, this widely used reference on machine analysis boasts many changes designed to address the varied needs of engineers in the electric machinery, electric drives, and electric power industries. Inhaltsverzeichnis Preface xiii1 THEORY OF ELECTROMECHANICAL ENERGY CONVERSION 11.1. Introduction 11.2. Magnetically Coupled Circuits 11.3. Electromechanical Energy Conversion 121.4. Elementary ac Machines 352 DISTRIBUTED WINDINGS IN AC MACHINERY 532.1. Introduction 532.2. Describing Distributed Windings 542.3. Winding Functions 642.4. Air-Gap Magnetomotive Force 672.5. Rotating MMF 712.6. Flux Linkage and Inductance 732.7. Resistance 762.8. Voltage and Flux Linkage Equations for Distributed Winding Machines 773 REFERENCE-FRAME THEORY 863.1. Introduction 863.2. Background 873.3. Equations of Transformation: Change of Variables 883.4. Stationary Circuit Variables Transformed to the Arbitrary Reference Frame 903.5. Commonly Used Reference Frames 973.6. Transformation of a Balanced Set 983.7. Balanced Steady-State Phasor Relationships 993.8. Balanced Steady-State Voltage Equations 1023.9. Variables Observed from Sever...
List of contents
Preface xiii
1 THEORY OF ELECTROMECHANICAL ENERGY CONVERSION 1
1.1. Introduction 1
1.2. Magnetically Coupled Circuits 1
1.3. Electromechanical Energy Conversion 12
1.4. Elementary ac Machines 35
2 DISTRIBUTED WINDINGS IN AC MACHINERY 53
2.1. Introduction 53
2.2. Describing Distributed Windings 54
2.3. Winding Functions 64
2.4. Air-Gap Magnetomotive Force 67
2.5. Rotating MMF 71
2.6. Flux Linkage and Inductance 73
2.7. Resistance 76
2.8. Voltage and Flux Linkage Equations for Distributed Winding Machines 77
3 REFERENCE-FRAME THEORY 86
3.1. Introduction 86
3.2. Background 87
3.3. Equations of Transformation: Change of Variables 88
3.4. Stationary Circuit Variables Transformed to the Arbitrary Reference Frame 90
3.5. Commonly Used Reference Frames 97
3.6. Transformation of a Balanced Set 98
3.7. Balanced Steady-State Phasor Relationships 99
3.8. Balanced Steady-State Voltage Equations 102
3.9. Variables Observed from Several Frames of Reference 105
3.10. Transformation Between Reference Frames 110
3.11. Specialty Transformations 111
3.12. Space-Phasor Notation 113
4 PERMANENT-MAGNET AC MACHINES 121
4.1. Introduction 121
4.2. Voltage and Torque Equations in Machine Variables 122
4.3. Voltage and Torque Equations in Rotor Reference-Frame Variables 125
4.4. Analysis of Steady-State Operation 127
4.5. Brushless dc Motor 129
4.6. Phase Shifting of Applied Voltages of a Permanent-Magnet ac Machine 134
4.7. Control of Stator Currents 138
5 SYNCHRONOUS MACHINES 142
5.1. Introduction 142
5.2. Voltage Equations in Machine Variables 143
5.3. Torque Equation in Machine Variables 149
5.4. Stator Voltage Equations in Arbitrary Reference-Frame Variables 149
5.5. Voltage Equations in Rotor Reference-Frame Variables 151
5.6. Torque Equations in Substitute Variables 157
5.7. Rotor Angle and Angle Between Rotors 158
5.8. Per Unit System 159
5.9. Analysis of Steady-State Operation 160
5.10. Stator Currents Positive Out of Machine: Synchronous Generator Operation 171
5.11. Computer Simulation 201
6 SYMMETRICAL INDUCTION MACHINES 215
6.1. Introduction 215
6.2. Voltage Equations in Machine Variables 216
6.3. Torque Equation in Machine Variables 220
6.4. Equations of Transformation for Rotor Circuits 222
6.5. Voltage Equations in Arbitrary Reference-Frame Variables 224
6.6. Torque Equation in Arbitrary Reference-Frame Variables 229
6.7. Commonly Used Reference Frames 232
6.8. Per Unit System 233
6.9. Analysis of Steady-State Operation 235
6.10. Free Acceleration Characteristics 244
6.11. Free Acceleration Characteristics Viewed from Various Reference Frames 251
6.12. Dynamic Performance During Sudden Changes in Load Torque 257
6.13. Dynamic Performance During a Three-Phase Fault at the Machine Terminals 260
6.14. Computer Simulation in the Arbitrary Reference Frame 261
7 MACHINE EQUATIONS IN OPERATIONAL IMPEDANCES AND TIME CONSTANTS 271
7.1. Introduction 271
7.2. Park's Equations in Operational Form 272
7.3. Operational Impedances and G( p) for a Synchronous Machine with Four Rotor Windings 273
7.4. Standard Synchronous Machine Reactances 276
7.5. Standard Synchronous Machine Time Const
