High-Power Converters and AC Drives

Bin Wu is a Professor and Senior NSERC/Rockwell Automation Industrial Research Chair in Power Electronics and Electric Drives at Ryerson University, Canada. He is a fellow of Institute of Electrical and Electronics Engineers (IEEE), Engineering Institute of Canada (EIC), and Canadian Academy of Engineering (CAE). Dr. Wu has published more than 400 papers and holds more than 30 granted/pending US/European patents. He co-authored several books including Power Conversion and Control of Wind Energy Systems and Model Predictive Control of Wind Energy Conversion Systems (both by Wiley-IEEE Press).Mehdi Narimani is an Assistant Professor at the Department of Electrical and Computer Engineering at McMaster University, Canada. He is a senior member of IEEE. Dr. Narimani has published more than 55 journal and conference proceeding papers, and holds more than four issued/pending US/European patents. His current research interests include power conversion, high–power converters, control of power electronics, and renewable energy systems.

• About the Authors xv Preface and Acknowledgments xviiList of Abbreviations xixPart One Introduction 11. Introduction 31.1 Overview of High-Power Drives 31.2 Technical Requirements and Challenges 51.3 Converter Configurations 81.4 Industrial MV Drives 111.5 Summary 14References 15Appendix 162. High-Power Semiconductor Devices 172.1 Introduction 172.2 High-Power Switching Devices 182.3 Operation of Series Connected Devices 292.4 Summary 32References 33Part Two Multipulse Diode and SCR Rectifiers 353. Multipulse Diode Rectifiers 373.1 Introduction 373.2 Six-Pulse Diode Rectifier 383.3 Series-Type Multipulse Diode Rectifiers 473.4 Separate-Type Multipulse Diode Rectifiers 573.5 Summary 62References 634. Multipulse SCR Rectifiers 654.1 Introduction 654.2 Six-Pulse SCR Rectifier 654.3 12-Pulse SCR Rectifier 744.4 18- and 24-Pulse SCR Rectifiers 794.5 Summary 80References 815. Phase-Shifting Transformers 835.1 Introduction 835.2 Y/Z Phase-Shifting Transformers 835.3 Δ/Z Transformers 865.4 Harmonic Current Cancellation 895.5 Summary 92Part Three Multilevel Voltage Source Converters 936. Two-Level Voltage Source Inverter 956.1 Introduction 956.2 Sinusoidal PWM 956.3 Space Vector Modulation 1016.4 Summary 116References 1177. Cascaded H-Bridge Multilevel Inverters 1197.1 Introduction 1197.2 H-Bridge Inverter 1207.3 Multilevel Inverter Topologies 1247.4 Carrier-Based PWM Schemes 1287.5 Staircase Modulation 1387.6 Summary 140References 1408. Diode-Clamped Multilevel Inverters 1438.1 Introduction 1438.2 Three-Level Inverter 1438.3 Space Vector Modulation 1488.4 Neutral-Point Voltage Control 1658.5 Carrier-Based PWM Scheme and Neutral-Point Voltage Control 1678.6 Other Space Vector Modulation Algorithms 1698.7 High-Level Diode-Clamped Inverters 1708.8 NPC/H-Bridge Inverter 1748.9 Summary 180References 180Appendix 1829. Other Multilevel Voltage Source Inverters 1859.1 Introduction 1859.2 Multilevel Flying-Capacitor Inverter 1859.3 Active Neutral-Point Clamped Inverter 1889.4 Neutral-Point Piloted Inverter 1979.5 Nested Neutral-Point Clamped Inverter 2009.6 Modular Multilevel Converter 2099.7 Summary 222References 222Part Four PWM Current Source Converters 22510. PWM Current Source Inverters 22710.1 Introduction 22710.2 PWM Current Source Inverter 22810.3 Space Vector Modulation 23710.4 Parallel Current Source Inverters 24710.5 Load-Commutated Inverter (LCI) 25310.6 Summary 254References 255Appendix 25611. PWM Current Source Rectifiers 25711.1 Introduction 25711.2 Single-Bridge Current Source Rectifier 25711.3 Dual-Bridge Current Source Rectifier 26511.4 Power Factor Control 26911.5 Active Damping Control 27511.6 Summary 283References 284Appendix 285Part Five High-Power AC Drives 28712. Voltage Source Inverter Fed Drives 28912.1 Introduction 28912.2 Two-Level VSI-Based MV Drives 28912.3 Neutral Point Clamped (NPC) Inverter Fed Drives 29312.4 Multilevel Cascaded H-Bridge (CHB) Inverter Fed Drives 29812.5 NPC/H-Bridge Inverter Fed Drives 30212.6 ANPC Inverter Fed Drive 30312.7 MMC Inverter Fed Drive 30512.8 10 KV-Class Drives with Multilevel Converters 30612.9 Summary 307References 30713. Current Source Inverter Fed Drives 30913.1 Introduction 30913.2 CSI Drives with PWM Rectifiers 30913.3 Transformerless CSI Drive for Standard AC Motors 31513.4 CSI Drive with Multipulse SCR Rectifier 31613.5 LCI Drives for Synchronous Motors 31813.6 Summary 320References 32014. Control of Induction Motor Drives 32114.1 Introduction 32114.2 Reference Frame Transformation 32214.3 Induction Motor Dynamic Models 32514.4 Principle of Field Oriented Control (FOC) 33214.5 Direct Field Oriented Control 33514.6 Indirect Field Oriented Control 33914.7 FOC for CSI Fed Drives 34114.8 Direct Torque Control 34414.9 Summary 351References 35115. Control of Synchronous Motor Drives 35315.1 Introduction 35315.2 Modeling of Synchronous Motor 35315.3 VSC FED SM Drive with Zero d-Axis Current (ZDC) Control 36015.4 VSC FED SM Drive with MTPA Control 36715.5 VSC FED SM Drive with DTC Scheme 37215.6 Control of CSC FED SM Drives 38115.7 Summary 390References 390Appendix 391Part Six Special Topics on MV Drives 39316. Matrix Converter Fed MV Drives 39516.1 Introduction 39516.2 Classic Matrix Converter (MC) 39616.3 Three-Module Matrix Converter 40116.4 Multi-Module Cascaded Matrix Converter (CMC) 40816.5 Multi-Module CMC Fed MV Drive 41316.6 Summary 415References 41517. Transformerless MV Drives 41717.1 Introduction 41717.2 Common-Mode Voltage Issues and Conventional Solution 41817.3 CM Voltage Reduction in Multilevel VSC 42217.4 Transformerless Drives with Multilevel VSC 43417.5 Transformerless CSI Fed Drives 44017.6 Summary 444References 445Index 447