Advanced Power Electronics Converters

This book covers power electronics, in depth, by presenting the basic principles and application details, which can be used both as a textbook and reference book.
* Introduces a new method to present power electronics converters called Power Blocks Geometry (PBG)
* Applicable for courses focusing on power electronics, power electronics converters, and advanced power converters
* Offers a comprehensive set of simulation results to help understand the circuits presented throughout the book

Preface xi
Chapter 1 Introduction 1
1. 1 Introduction 1
1. 2 Background 3
1. 3 History of Power Switches and Power Converters 4
1. 4 Applications of Power Electronics Converters 6
1. 5 Summary 9
References 9
Chapter 2 Power Switches and Overview of Basic Power Converters 10
2. 1 Introduction 10
2. 2 Power Electronics Devices as Ideal Switches 11
2. 2. 1 Static Characteristics 12
2. 2. 2 Dynamic Characteristics 12
2. 3 Main Real Power Semiconductor Devices 16
2. 3. 1 Spontaneous Conduction/Spontaneous Blocking 17
2. 3. 2 Controlled Conduction/Spontaneous Blocking Devices 18
2. 3. 3 Controlled Conduction/Controlled Blocking Devices 19
2. 3. 4 Spontaneous Conduction/Controlled Blocking Devices 22
2. 3. 5 List of Inventors of the Major Power Switches 24
2. 4 Basic Converters 25
2. 4. 1 dc-dc Conversion 28
2. 4. 2 dc-ac Conversion 33
2. 4. 3 ac-dc Conversion 43
2. 4. 4 ac-dc Conversion 49
2. 5 Summary 50
References 52
Chapter 3 Power Electronics Converters Processing AC Voltage and Power Blocks Geometry 56
3. 1 Introduction 56
3. 2 Principles of Power Blocks Geometry (PBG) 58
3. 3 Description of Power Blocks 62
3. 4 Application of PBG in Multilevel Configurations 67
3. 4. 1 Neutral-Point-Clamped Configuration 68
3. 4. 2 Cascade Configuration 72
3. 4. 3 Flying Capacitor Configuration 75
3. 4. 4 Other Multilevel Configurations 79
3. 5 Application of PBG in ac-dc-ac Configurations 81
3. 5. 1 Three-Phase to Three-Phase Configurations 82
3. 5. 2 Single-Phase to Single-Phase Configurations 85
3. 6 Summary 85
References 87
Chapter 4 Neutral-Point-Clamped Configuration 88
4. 1 Introduction 88
4. 2 Three-Level Configuration 89
4. 3 PWM Implementation (Half-Bridge Topology) 93
4. 4 Full-Bridge Topologies 95
4. 5 Three-Phase NPC Converter 98
4. 6 Nonconventional Arrangements by Using Three-Level Legs 101
4. 7 Unbalanced Capacitor Voltage 108
4. 8 Four-Level Configuration 112
4. 9 PWM Implementation (Four-Level Configuration) 115
4. 10 Full-Bridge and Other Circuits (Four-Level Configuration) 118
4. 11 Five-Level Configuration 119
4. 12 Summary 124
References 124
Chapter 5 Cascade Configuration 125
5. 1 Introduction 125
5. 2 Single H-Bridge Converter 126
5. 3 PWM Implementation of a Single H-Bridge Converter 129
5. 4 Three-Phase Converter-One H-Bridge Converter Per Phase 140
5. 5 Two H-Bridge Converters 144
5. 6 PWM Implementation of Two Cascade H-Bridges 146
5. 7 Three-Phase Converter-Two Cascade H-Bridges Per Phase 149
5. 8 Two H-Bridge Converters (Seven- and Nine-Level Topologies) 162
5. 9 Three H-Bridge Converters 164
5. 10 Four H-Bridge Converters and Generalization 169
5. 11 Summary 169
References 170
Chapter 6 Flying-Capacitor Configuration 172
6. 1 Introduction 172
6. 2 Three-Level Configuration 173
6. 3 PWM Implementation (Half-Bridge Topology) 177
6. 4 Flying Capacitor Voltage Control 179
6. 5 Full-Bridge Topology 181
6. 6 Three-Phase FC Converter 183
6. 7 Nonconventional FC Converters with Three-Level Legs 186
6. 8 Four-Level Configuration 189
6. 9 Generalization 196
6. 10 Summary 197
References 198
Chapter 7 Other Multilevel Configurations 199
7. 1 Introduction 199
7. 2 Nested Configuration 200
7. 3 Topology with Magnetic Element at the Output 205
7. 4 Active-Neutral-Point-Clamped Converters 211
7. 5 More Multilevel Converters 214
7. 6 Summary 218
References 219
Chapter 8 Optimized PWM Approach 221
8. 1 Introduction 221
8. 2 Two-Leg Converter 222
8. 2. 1 Model 222
8. 2. 2 PWM Implementation 223
8. 2. 3 Analog and Digital Implementation 228
8. 2. 4 Influence of for PWM Implementation 231
8. 3 Three-Leg Converter and Three-Phase Load 233
8. 3. 1 Model 233
8. 3. 2 PWM Implementation 235
8. 3. 3 Analog and Digital Implementation 236
8. 3. 4 Influence of for PWM Implementation in a Three-Leg Converter 236
8. 3. 5 Influence of the Three-Phase Machine Connection over Inverter Variables 238
8. 4 Space Vector Modulation (SVPWM) 243
8. 5 Other Configurations with CPWM 247
8. 5. 1 Three-Leg Converter-Two-Phase Machine 247
8. 5. 2 Four-Leg Converter 249
8. 6 Nonconventional Topologies with CPWM 252
8. 6. 1 Inverter with Split-Wound Coupled Inductors 252
8. 6. 2 Z-Source Converter 254
8. 6. 3 Open-End Winding Motor Drive System 257
8. 7 Summary 261
References 261
Chapter 9 Control Strategies for Power Converters 264
9. 1 Introduction 264
9. 2 Basic Control Principles 265
9. 3 Hysteresis Control 271
9. 3. 1 Application of the Hysteresis Control for dc Motor Drive 275
9. 3. 2 Hysteresis Control for Regulating an ac Variable 278
9. 4 Linear Control-dc Variable 279
9. 4. 1 Proportional Controller: RL Load 279
9. 4. 2 Proportional Controller: dc Motor Drive System 280
9. 4. 3 Proportional-Integral Controller: RL Load 283
9. 4. 4 Proportional-Integral Controller: dc Motor 285
9. 4. 5 Proportional-Integral-Derivative Controller: dc Motor 286
9. 5 Linear Control-ac Variable 288
9. 6 Cascade Control Strategies 289
9. 6. 1 Rectifier Circuit: Voltage-Current Control 289
9. 6. 2 Motor Drive: Speed-Current Control 290
9. 7 Summary 293
References 293
Chapter 10 Single-Phase to Single-Phase Back-to-Back Converter 295
10. 1 Introduction 295
10. 2 Full-Bridge Converter 296
10. 2. 1 Model 296
10. 2. 2 PWM Strategy 297
10. 2. 3 Control Approach 298
10. 2. 4 Power Analysis 299
10. 2. 5 dc-link Capacitor Voltage 301
10. 2. 6 Capacitor Bank Design 304
10. 3 Topology with Component Count Reduction 307
10. 3. 1 Model 307
10. 3. 2 PWM Strategy 308
10. 3. 3 dc-link Voltage Requirement 309
10. 3. 4 Half-Bridge Converter 310
10. 4 Topologies with Increased Number of Switches (Converters in Parallel) 310
10. 4. 1 Model 311
10. 4. 2 PWM Strategy 315
10. 4. 3 Control Strategy 316
10. 5 Topologies with Increased Number of Switches (Converters in Series) 318
10. 6 Summary 321
References 321
Chapter 11 Three-Phase to Three-Phase and Other Back-to-Back Converters 324
11. 1 Introduction 324
11. 2 Full-Bridge Converter 325
11. 2. 1 Model 325
11. 2. 2 PWM Strategy 327
11. 2. 3 Control Approach 328
11. 3 Topology with Component Count Reduction 330
11. 3. 1 Model 330
11. 3. 2 PWM Strategies 331
11. 3. 3 dc-link Voltage Requirement 332
11. 3. 4 Half-Bridge Converter 332
11. 4 Topologies with Increased Number of Switches (Converters in Parallel) 332
11. 4. 1 Model 333
11. 4. 2 PWM 338
11. 4. 3 Control Strategies 339
11. 5 Topologies with Increased Number of Switches (Converters in Series) 340
11. 6 Other Back-To-Back Converters 340
11. 7 Summary 344
References 344
Index 347