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Power Electronics [Lin Yun, Edited by Guan Chun] 2012

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Power Electronics Technology Author: Lin Yun Chun edited tube Published: 2012
Project series: Introduction to the "Twelfth Five-Year Plan" textbooks for general higher education in industry and information technology. "Electrical Engineering and Automation Planning Textbooks for Colleges and Universities in the 21st Century: Power Electronics Technology." Methods include the principles of power switching devices, the principles of power conversion circuits, the principles of control sections, and the analysis of related circuits and systems. The main content of "Electrical Engineering and Automation Planning Textbook for Colleges and Universities in the 21st Century: Power Electronics Technology" includes the principles and analysis of uncontrollable, semi-controlled and fully-controlled power semiconductor devices, the topology of PWM switching converters, and the stability of PWM switching devices. State modeling, small signal modeling, controller design, analysis and design of high-frequency magnetic core components, principle analysis of PWM switching chips and soft switching chips, and soft switching principles. "Electrical Engineering and Automation Planning Textbook for Higher Education Institutions in the 21st Century: Power Electronics Technology" can be used as a student textbook for related majors in colleges and universities, and can also be used as a reference book for engineering and technical personnel engaged in the development and design of power electronic devices such as switching power supply UPS.
Chapter 1 Introduction 1
1.1 Introduction to Power Electronics Technology 1
1.2 Switching Power Supply 6
1.2.1 Classification of switching power supply 6
1.2.2 Development of Switching Power Supply 7
1.3 Relations between Power Electronics and Related Disciplines 10 Chapter 2 Analysis and Modeling Methods of Steady-State Switch Circuits 11
2.1 Converter steady state analysis method 11
2.1.1 Introduction to Steady State Analysis 11
2.1.2 Inductive volt-second balance, capacitive charge balance principle, and small ripple approximation 13
2.1.3 Boost Converter 18
2.1.4 Buck-Boost Converter 21
2.2 Cuk, Sepic, and Zeta Converters 23
2.2.1 Cuk Converter 23
2.2.2 Sepic Converters
2.2.3 Zeta Converters
2.3 Comparison of Basic Circuits of 6 DC-DC Switching Converters 31
2.4 Steady-state equivalent circuit model 32
2.4.1 DC Transformer Model 32
2.4.2 Inductor Copper Loss
2.4.3 Building an Equivalent Circuit Model
2.5 How to Model the Pulse Input 39 Chapter 3 Steady-State Analysis of Discontinuous Conduction Modes 43
3.1 Critical Conditions for Buck Converter Discontinuous Conduction Mode 43
3.2 Critical Conditions for Boost Converter Discontinuous Conduction Mode 50
3.3 Buck-Boost Converter 55
3.4 Cuk Converter 58
3.5 Zeta converter 60
3.6 Sepic converters 62 Chapter 4 Power electronics 67
4.1 Overview of Power Electronics 67
4.1.1 Introduction
4.1.2 Development of Power Electronic Devices 68
4.1.3 Classification of Power Electronic Devices 69
4.2 Power Diodes 69
4.2.1 PN Junction
4.2.2 Capacitive effects of PN junctions
4.2.3 Reverse breakdown of PN junctions
4.3 Structure and Characteristics of Power Diodes 71
4.3.1 Steady-state volt-ampere characteristics of power diodes
4.3.2 Power Diode Switching Characteristics 73
4.3.3 Power Diode Performance Parameters 74
4.3.4 Classification of Power Diodes
4.4 Thyristors
4.4.1 Structure of Thyristors
4.4.2 Working Principle of Thyristors
4.4.3 Basic Characteristics of Thyristors
4.4.4 Main Parameters of Thyristors
4.5 Derived Devices of Thyristors 81
4.6 Power FETs 84
4.6.1 Basic Structure and Working Principles
4.6.2 Multiple Integration Structures
4.6.3 Static Characteristics of MOSFETs
4.6.4 MDSFET Dynamic Characteristics
4.6.5 Safe Working Areas
4.7 New Progress in Power MOSFETs
4.7.1 CoolMOS 91
4.7.2 Low-Voltage Low-On-Resistance MOSFET 93
4.8 High Power Transistor 94
4.8.1 Structure
4.8.2 Operating Characteristics
4.8.3 Main parameters of GTR 96
4.8.4 Second breakdown of GTR and safe working area
4.9 Insulated Gate Bipolar Transistor 98
4.9.1 IGBT Basic Structure
4.9.2 Comparison of IGBT and Power MOSFET
4.9.3 Working Principle of IGBT
4.9.4 IGBT Characteristics
4.9.5 IGBT Switching Characteristics
4.9.6 Safe Operating Area for IGBTs 103
4.10 Introduction of Several New IGBTs
4.10.1 Development History of IGBT Manufacturing Technology 104
4.10.2 Feedthrough IGBT 105
4.10.3 Non-Punchthrough IGBT Characteristics 105
4.10.4 Reverse Resistance IGBT 106
4.10.5 Trench Termination and Field Termination IGBTs 106
4.11 Overview of Other New Power Electronics 107 Chapter 5 Switching Circuits 109
5.1 Switching Circuit Conversion
5.1.1 Switching Sources and Loads
5.1.2 Cascading of Switch Circuits
5.1.3 Three-terminal unit rotation
5.2 A Brief List of Switch Circuits
5.3 Converter Circuit with Transformer Isolation
5.3.1 Full-Bridge and Half-Bridge Isolated Buck Circuits
5.3.2 Forward Converter 123
5.3.3 Buck-Derived Push-Pull Switch Circuits
5.3.4 Flyback Switch Circuits
5.3.5 Boost Switch-Isolated Switching Circuits 130
5.3.6 Isolated Sepic and Cuk Circuits Chapter 6 Principles of Switching Power Supply Duty Cycle Control Chip 137
6.1 Isolation Technology for Switching Power Systems
6.2 Switching Power Supply Control Chip
6.3 Voltage Mode Control Chip
6.4 Current Mode Control Circuit 140
6.5 Integrated Controller of Soft Switching Power Supply 145
6.6 Monolithic Switching Power Supplies
6.6.1 Performance Characteristics of TOPSwitch-II Series Monolithic Switching Power Supply 152
6.6.2 Working Principle of TOPSwitch-II Series Monolithic Switching Power Supply 153
6.6.3 TOPSwitch-FX Series Monolithic Switching Power Supply 158
6.6.4 Topswitch-GX fourth-generation single-chip switching power supply 163
7.1 Introduction
7.2 Basic Communication Modeling Methods
7.2.1 Averaging the Inductance Waveforms
7.2.2 Discussion of Approximate Means
7.2.3 Averaging the Waveform of the Capacitor Current Parameter
7.2.4 Averaging the Input Current
7.2.5 Perturbation and Linearization
7.2.6 Composition of Small Signal Equivalent Circuit Model
7.2.7 Discussion on Perturbations and Linearization Processes
7.2.8 Small Signal Equivalent Model of a Basic Converter
7.2.9 Nonideal Flyback Small Signal Equivalent Model
7.3 State Space Mean 179
7.3.1 Network Equation of State
7.3.2 Basic State Space Average Model
7.3.3 Discussion of State Space Average Results
7.4 Circuit Averaging and Average Switch Modeling
7.4.1 Obtaining Time-Invariant Circuits
7.4.2 Circuit Average
7.4.3 Perturbation and Linearization
7.4.4 Three-terminal switch network
7.5 Unified Circuit Model for Switching Circuits
7.6 Small-Signal Models of Pulse Width Modulators
8.1 Bode Chart Review 201
8.1.1 Single Real Pole Response
8.1.2 Single Real Zero Response
8.1.3 More Complex Transfer Functions
8.2 Two-pole quadratic functions
8.3 Type II Error Amplifiers
8.4 Type III Error Amplifiers
8.5.Transfer Function Analysis of Converters
8.6 Design of Switching Power Supply Control
8.6.1 Introduction
8.6.2 Impact of Feedback on Transfer Functions
8.7 Stability
8.7.1 Phase Criterion
8.7.2 Relationship Between Phase Margin and Figure of Merit
8.8 Design of the Compensator
8.8.1 Introduction
8.8.2 Using Type II and Type III Error Amplifiers as Compensation Amplifiers
8.8.3 Lead Compensator
8.8.4 Hysteresis Compensator
8.8.5 Lag Lead Compensator
8.9 Design Examples 228 Chapter 9 Magnetic Elements 237
9.1 Basic Properties of Magnetic Materials
9.1.1 Basic physical quantities of magnetic fields
9.1.2 Ohm's Law of Magnetic Circuits
9.1.3 Magnetic Properties and Power Loss of Magnetic Materials
9.1.4 Eddy Currents in Coils
9.2 Several Common Magnetic Devices
9.2.1 DC Output Filter Inductance
9.2.2 AC Inductance
9.2.3 Coupling Inductors
9.2.4 Transformer
9.2.5 Flyback Transformers
9.3 Filter Inductor Design
9.3.1 Basic Constraints for Filter Inductor Design
9.3.2 Geometric Constants of Filtered Inductor Cores
9.3.3 Design Flow of Filter Inductors
9.3.4 Design of Multiple Winding Inductors
9.3.5 Filter Inductor Design Example 249
9.4 Transformer Design
9.4.1 Basic Constraints on Transformer Design
9.4.2 Transformer Design Flow
9.4.3 Transformer Design Examples 254 Chapter 10 Introduction to Soft Switching Converters 258
10.1 Hard-Switching Losses
10.2 High Frequency and Soft Switching
10.3 Types of Resonant Switches
10.3.1 Quasi-Resonant Switch Circuits
10.3.2 Zero-Switch PWM Circuits
10.3.3 Zero-Transition PWM Circuits
Appendix Common symbols and abbreviations 270 References 272

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