Elements of
Power Electronics
Part V: Laboratory Material
Chapters 18 and 19
Philip T. Krein
University of Illinois at Urbana-Champaign
©1998 Philip T. Krein. All rights reserved.
Contents
PART I: PRINCIPLES
CHAPTER 1 -- BACKGROUND
CHAPTER 2 -- ORGANIZING AND ANALYZING SWITCHES
CHAPTER 3 -- CONVERTER CONCEPTS
PART II: CONVERTERS AND APPLICATIONS
CHAPTER 4 -- DC-DC CONVERTERS
CHAPTER 5 -- DIODE-CAPACITOR CIRCUITS AND RECTIFIERS
CHAPTER 6 -- INVERTERS
CHAPTER 7 -- AC-AC CONVERTERS
CHAPTER 8 -- INTRODUCTION TO RESONANCE IN CONVERTERS
CHAPTER 9 -- DISCONTINUOUS MODES
PART III: REAL COMPONENTS AND THEIR EFFECTS
CHAPTER 10 -- REAL SOURCES AND LOADS
CHAPTER 11 -- CAPACITORS AND RESISTORS
CHAPTER 12 -- MAGNETICS CONCEPTS FOR POWER ELECTRONICS
CHAPTER 13 -- POWER SEMICONDUCTORS IN CONVERTERS
CHAPTER 14 -- INTERFACING WITH POWER SEMICONDUCTORS
PART IV: CONTROL ASPECTS
CHAPTER 15 -- OVERVIEW OF FEEDBACK CONTROL FOR CONVERTERS
CHAPTER 16 -- APPROXIMATE METHODS FOR CONTROL DESIGN
CHAPTER 17 -- GEOMETRIC CONTROL
PART V: LABORATORY MATERIAL
Laboratory material is provided for the convenience of the reader in helping to guide further study. Non-profit education use of this material is permitted without fee, provided that proper credit is given and a copyright notice is included. Power electronics laboratory work carries hazards beyond those in conventional electronics experiments. The author cannot assume any liability. Safe laboratory work requires safety glasses, fire safety equipment, electrical shock protection, and additional precautions.
(Page numbers are based on the PDF version as originally stored.)
CHAPTER 18 -- THE SPECIAL NEEDS OF CONVERTER EXPERIMENTS 18-1
18.1 Introduction 18-2
18.2 Root-mean-square and average metering 18-2
18.3 Power and current measurements 18-7
18.4 Low-voltage polyphase power 18-9
18.5 A suggested tool for rectifier experiments 18-11
18.6 A suggested tool for inverter and dc-dc converter experiments 18-15
18.7 Recap 18-22
18.8 Problems 18-23
18.9 References 18-26
CHAPTER 19 -- A SEQUENCE OF POWER ELECTRONICS EXPERIMENTS 19-1
19.1 Introduction 19-1
19.1.1 Overview 19-1
19.1.2 Safety information 19-1
19.1.3 Equipment assumptions 19-2
19.1.4 Keeping a notebook 19-3
19.2 Experiment -- demonstration of special equipment 19-4
19.2.1 Introduction 19-4
19.2.2 Demonstration circuits 19-4
19.2.3 Procedure 19-5
19.2.4 Study questions 19-8
19.3 Experiment -- basic rectifier circuits 19-9
19.3.1 Introduction 19-9
19.3.2 Basic theory 19-9
19.3.3 Measurement issues 19-11
19.3.4 Procedure 19-13
19.3.5 Study questions 19-15
19.4 Experiment -- single-phase rectifiers 19-16
19.4.1 Introduction 19-16
19.4.2 Basic theory 19-16
19.4.3 Procedure 19-19
19.4.4 Study questions 19-20
19.5 Experiment -- polyphase rectifiers 19-20
19.5.1 Introduction 19-20
19.5.2 Basic theory 19-21
19.5.3 Procedure 19-23
19.5.4 Study questions 19-24
19.6 Experiment -- one-quadrant dc-dc conversion 19-24
19.6.1 Introduction 19-24
19.6.2 Basic theory 19-25
19.6.3 Procedure 19-26
19.6.4 Study questions 19-28
19.7 Dc-dc converters for motor drives 19-28
19.7.1 Introduction 19-28
19.7.2 Basic theory 19-29
19.7.3 Procedure 19-32
19.7.4 Study questions 19-35
19.8 Dc-ac conversion -- voltage-sourced inverters 19-35
19.8.1 Introduction 19-35
19.8.2 Basic theory 19-36
19.8.3 Procedure 19-39
19.8.4 Study questions 19-40
19.9 Experiment -- PWM inverters 19-41
19.9.1 Introduction 19-41
19.9.2 Basic theory 19-42
19.9.3 Procedure 19-43
19.9.4 Study questions 19-44
19.10 Ac-ac conversion 19-45
19.10.1 Introduction 19-45
19.10.2 Realizing the bilateral switch 19-46
19.10.3 Basic theory 19-47
19.10.4 Procedure 19-47
19.10.5 Study questions 19-48
19.11 Frequency characteristics of passive components 19-48
19.11.1 Introduction 19-48
19.11.2 Basic theory, capacitors 19-48
19.11.3 Basic theory, inductors 19-50
19.11.4 Basic theory, resistors 19-51
19.11.5 Procedure 19-52
19.11.6 Study questions 19-53
19.12 Magnetics 19-54
19.12.1 Introduction 19-54
19.12.2 Basic theory 19-55
19.12.3 Procedure 19-56
19.12.4 Study questions 19-57
19.13 Converter design project 19-57
19.13.1 Introduction 19-57
19.13.2 Refining the models 19-58
19.13.3 Procedure, part I 19-59
19.13.4 Study questions, part I 19-60
19.13.5 Gate drive implementation 19-60
19.13.6 Basic theory -- gate and base drive 19-61
19.13.7 Basic theory -- snubbers 19-64
19.13.8 Procedure, part II 19-59
19.13.9 Study questions, part II 19-60
19.13.10 Thermal performance and feedback control -- introduction 19-67
19.13.11 Basic theory -- converter control 19-68
19.13.12 Basic theory -- thermal effects 19-69
19.13.13 Procedure, part III 19-70
19.13.14 Study questions, part III 19-72
Converter specification sets 19-72
Summary specification sheets for parts 19-74
19.14 References 19-78
APPENDIX
INDEX