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Status:
Available4.3
23 reviewsISBN-10 : 0471731714
ISBN-13 : 9780471731719
Author: Bin Wu
This book presents the latest cutting-edge technology in high-power converters and medium voltage drives, and provides a complete analysis of various converter topologies, modulation techniques, practical drive configurations, and advanced control schemes. Supplemented with more than 250 illustrations, the author illustrates key concepts with simulations and experiments. Practical problems, along with accompanying solutions, are presented to help you tackle real-world issues.
1. Introduction 3
1.1 Introduction 3
1.2 Technical Requirements and Challenges 5
1.2.1 Line-Side Requirements 5
1.2.2 Motor-Side Challenges 6
1.2.3 Switching Device Constraints 7
1.2.4 Drive System Requirements 8
1.3 Converter Configurations 8
1.4 MV Industrial Drives 10
1.5 Summary 13
References 13
Appendix 14
2. High-Power Semiconductor Devices 17
2.1 Introduction 17
2.2 High-Power Switching Devices 18
2.2.1 Diodes 18
2.2.2 Silicon-Controlled Rectifier (SCR) 18
2.2.3 Gate Turn-Off (GTO) Thyristor 21
2.2.4 Gate-Commutated Thyristor (GCT) 23
2.2.5 Insulated Gate Bipolar Transistor (IGBT) 26
2.2.6 Other Switching Devices 28
2.3 Operation of Series-Connected Devices 28
2.3.1 Main Causes of Voltage Unbalance 29
2.3.2 Voltage Equalization for GCTs 29
2.3.3 Voltage Equalization for IGBTs 31
2.4 Summary 32
References 33
3. Multipulse Diode Rectifiers 37
3.1 Introduction 37
3.2 Six-Pulse Diode Rectifier 38
3.2.1 Introduction 38
3.2.2 Capacitive Load 40
3.2.3 Definition of THD and PF 43
3.2.4 Per-Unit System 45
3.2.5 THD and PF of Six-Pulse Diode Rectifier 45
3.3 Series-Type Multipulse Diode Rectifiers 47
3.3.1 12-Pulse Series-Type Diode Rectifier 47
3.3.2 18-Pulse Series-Type Diode Rectifier 51
3.3.3 24-Pulse Series-Type Diode Rectifier 54
3.4 Separate-Type Multipulse Diode Rectifiers 57
3.4.1 12-Pulse Separate-Type Diode Rectifier 57
3.4.2 18- and 24-Pulse Separate-Type Diode Rectifiers 61
3.5 Summary 61
References 61
4. Multipulse SCR Rectifiers 65
4.1 Introduction 65
4.2 Six-Pulse SCR Rectifier 65
4.2.1 Idealized Six-Pulse Rectifier 66
4.2.2 Effect of Line Inductance 70
4.2.3 Power Factor and THD 72
4.3 12-Pulse SCR Rectifier 74
4.3.1 Idealized 12-Pulse Rectifier 75
4.3.2 Effect of Line and Leakage Inductances 78
4.3.3 THD and PF 79
4.4 18- and 24-Pulse SCR Rectifiers 79
4.5 Summary 81
References 81
5. Phase-Shifting Transformers 83
5.1 Introduction 83
5.2 Y/Z Phase-Shifting Transformers 83
5.2.1 Y/Z-1 Transformers 83
5.2.2 Y/Z-2 Transformers 85
5.3 /Z Transformers 87
5.4 Harmonic Current Cancellation 88
5.4.1 Phase Displacement of Harmonic Currents 88
5.4.2 Harmonic Cancellation 90
5.5 Summary 92
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Tags: High Power, Converters, AC Drives, Bin Wu