Power Electronics

Muhammad H. Rashid is employed by the University of West Florida as Professor of Electrical and Computer Engineering. Previously, he was employed by the University of Florida as Professor and Director of UF/UWF Joint Program. Rashid received his B.Sc. degree in electrical engineering from the Bangladesh University of Engineering and Technology, and M.Sc. and Ph.D. degrees from the University of Birmingham in UK. Previously, he worked as Professor of Electrical Engineering and Chair of the Engineering Department at Indiana University-Purdue University at Fort Wayne. He also worked as Visiting Assistant Professor of Electrical Engineering at the University of Connecticut, Associate Professor of Electrical Engineering at Concordia University (Montreal, Canada), Professor of Electrical Engineering at Purdue University Calumet, and Visiting Professor of Electrical Engineering at King Fahd University of Petroleum and Minerals (Saudi Arabia). He has been employed as a design and development engineer with Brush Electrical Machines Ltd. (England, UK), as a research engineer with Lucas Group Research Centre (England, UK), and as a lecturer and head of Control Engineering Department at the Higher Institute of Electronics (in Libya and Malta). Dr. Rashid is actively involved in teaching, researching, and lecturing in electronics, power electronics, and professional ethics. He has published 17 books listed in the US Library of Congress and more than 160 technical papers. His books are adopted as textbooks all over the world. His book Power Electronics has translations in Spanish, Portuguese, Indonesian, Korean, Italian, Chinese, and Persian, and also the Indian economy edition. His book Microelectronics has translations in Spanish in Mexico and in Spain, Italian, and Chinese. He has received many invitations from foreign governments and agencies to give keynote lectures and consult, from foreign universities to serve as an external examiner for undergraduate, master’s, and Ph.D. examinations, from funding agencies to review research proposals, and from U.S. and foreign universities to evaluate promotion cases for professorship. Dr. Rashid has worked as a regular employee or consultant in Canada, Korea, United Kingdom, Singapore, Malta, Libya, Malaysia, Saudi Arabia, Pakistan, and Bangladesh. Dr. Rashid has traveled to almost all states in USA and to many countries to lecture and present papers (Japan, China, Hong Kong, Indonesia, Taiwan, Malaysia, Thailand, Singapore, India, Pakistan, Turkey, Saudi Arabia, United Arab Emirates, Qatar, Libya, Jordan, Egypt, Morocco, Malta, Italy, Greece, United Kingdom, Brazil, and Mexico). He is Fellow of the Institution of Engineering and Technology (IET, UK) and Life Fellow of the Institute of Electrical and Electronics Engineers (IEEE, USA). He was elected as an IEEE Fellow with the citation “Leadership in power electronics education and contributions to the analysis and design methodologies of solid-state power converters.” Dr. Rashid is the recipient of the 1991 Outstanding Engineer Award from the Institute of Electrical and Electronics Engineers. He received the 2002 IEEE Educational Activity Award (EAB), Meritorious Achievement Award in Continuing Education with the following citation “for contributions to the design and delivery of continuing education in power electronics and computer-aided simulation.” He is the recipient of the 2008 IEEE Undergraduate Teaching Award with the citation: “For his distinguished leadership and dedication to quality undergraduate electrical engineering education, motivating students and publication of outstanding textbooks.” Dr. Rashid is currently an ABET program evaluator for electrical and computer engineering, and also for (general) engineering program. He is the series editor of Power Electronics and Applications and Nanotechnology and Applications with the CRC Press. He se

Preface xvii

About the Author xxiii

Chapter 1 Introduction 1

1.1 Applications of Power Electronics 2

1.2 History of Power Electronics 4

1.3 Types of Power Electronic Circuits 6

1.4 Design of Power Electronics Equipment 10

1.5 Determining the Root-Mean-Square Values of Waveforms 11

1.6 Peripheral Effects 12

1.7 Characteristics and Specifications of Switches 15

1.7.1 Ideal Characteristics 15

1.7.2 Characteristics of Practical Devices 16

1.7.3 Switch Specifications 18

1.8 Power Semiconductor Devices 19

1.9 Control Characteristics of Power Devices 25

1.10 Device Choices 25

1.11 Power Modules 29

1.12 Intelligent Modules 29

1.13 Power Electronics Journals and Conferences 31

Summary 32

References 32

Review Questions 33

Problems 33

 

PART I Power Diodes and Rectifiers 35

Chapter 2 Power Diodes and Switched RLC Circuits 35

2.1 Introduction 36

2.2 Semiconductor Basics 36

2.3 Diode Characteristics 38

2.4 Reverse Recovery Characteristics 41

2.5 Power Diode Types 44

2.5.1 General-Purpose Diodes 44

2.5.2 Fast-Recovery Diodes 45

2.5.3 Schottky Diodes 46

2.6 Silicon Carbide Diodes 46

2.7 Silicon Carbide Schottky Diodes 47

2.8 Spice Diode Model 48

2.9 Series-Connected Diodes 49

2.10 Parallel-Connected Diodes 53

2.11 Diode Switched RC Load 54

2.12 Diode Switched RL Load 56

2.13 Diode Switched LC Load 58

2.14 Diode Switched RLC Load 61

2.15 Frewheeling Diodes With Switched RL Load 65

2.16 Recovery of Trapped Energy with a Diode 68

Summary 72

References 72

Review Questions 73

Problems 73

 

Chapter 3 Diode Rectifiers 79

3.1 Introduction 80

3.2 Performance Parameters 80

3.3 Single-Phase Full-Wave Rectifiers 82

3.4 Single-Phase Full-Wave Rectifier with RL Load 85

3.5 Single-Phase Full-Wave Rectifier with a Highly Inductive Load 92

3.6 Multiphase Star Rectifiers 94

3.7 Three-Phase Bridge Rectifiers 98

3.8 Three-Phase Bridge Rectifier with RL Load 102

3.9 Three-Phase Rectifier With A Highly Inductive Load 106

3.10 Comparisons of Diode Rectifiers 108

3.11 Rectifier Circuit Design 108

3.12 Output Voltage with LC Filter 120

3.13 Effects of Source and Load Inductances 124

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