Power Electronics Technology Author: Han Xiaodong, Li Mei, Zhang Jie editor of the publication time: 2012 Introduction "Power Electronics" in the process of writing, always follow higher education has its specific training objectives and training model, required textbooks should have The principle of its own characteristics, pay attention to the cultivation of practicality and skills, and strive to be concise and practical, so that students can easily understand and master. This book focuses on "scientificity, practicality, versatility, and novelty". It strives to integrate theory with practice, consolidate basic knowledge, highlight the atmosphere of the times, have scientificity and novelty, and emphasize the gradualness of knowledge and a system that takes into account Sexuality, focusing on training students' practical ability. The content of "Power Electronics Technology" mainly introduces the working principles and characteristics of commonly used power electronic devices; the basic working principles of typical power exchange circuits such as thyristor controllable rectifier circuits and trigger circuits, AC conversion circuits, inverter circuits, and DC chopper circuits, Circuit structure, electrical performance, waveform analysis methods and parameter calculation methods; power pollution and suppression; typical applications of power electronics technology. Each chapter of the book incorporates appropriate example questions, corresponding experimental training, and a large number of thinking questions and exercises. Through the study of this course, students can understand and master the relevant basic knowledge in the field of power electronics technology, develop their ability to analyze and solve problems, and understand the development direction of the field of power electronics.
Chapter 1 Introduction 1.1 Overview of Power Electronics Technology Development 1.1.1 Power Electronics Technology Connotation 1.1.2 Development of Power Electronic Devices 1.1.3 Development of Converter Circuits 1.1.4 Development of Control Technology 1.2 Classification and Functions of Converter Circuits 1.3 Power Application of electronic technology 1.3.1 Power supply 1.3.2 Electric drive 1.3.3 Power system 1.4 Tasks and requirements of this course Summary questions and exercises in this chapter Chapter 2 Power electronic devices 2.1 Classification of power electronic devices 2.1.1 2.1 in a controlled manner 2.1 .2 Divided by carrier type 2.1.3 Divided by control signal nature 2.2 Power diode 2.2.1 Structure and basic working principle of power diode 2.2.2 Main types and use of power diode 2.3 Thyristor 2.3.1 Thyristor 2.3.2 Thyristor Working principle 2.3.3 Volt-ampere characteristics of thyristors 2.3.4 Main parameters of thyristors 2.3.5 Models and simple test methods of thyristors 2.3 6 Derivatives of thyristors 2.4 Gates can turn off thyristors 2.5 Power transistors 2.5.1 Structure of power transistors And working principle 2.5.2 Types of GTR 2.5.3 Characteristics of GTR 2.5.4 Main parameters of GTR 2.6 Power field effect transistor 2.6.1 Structure and operation of power field effect transistor 2.6.2 Main characteristics of power FETs 2.6.3 Main parameters of power FETs 2.6.4 Safe working area of power FETs 2.6.5 Characteristics and requirements of gate drive of power FETs 2.6.6 Static protection measures of power FETs in use 2.7 Insulated gate bipolar transistors 2.7.1 Structure and basic principles of IGBTs 2.7.2 Main characteristics of IGBTs 2.8 Other new power electronic devices 2.8.1 Static induction transistors 2.8.2 Static induction thyristors 2.8.3 Integrated gate commutation thyristors 2.8.4 Power integrated circuits and intelligent power modules Summary of this chapter Questions and exercises Chapter 3 Thyristor controllable rectifier circuits and trigger circuits 3.1 Overview of rectifier circuits 3.1.1 Classification of rectifier circuits 3.1. 2 General structure of thyristor controllable rectifier circuit 3.2 Single-phase controllable rectifier circuit 3.2.1 Single-phase half-wave controllable rectifier circuit 3.2.2 Single-phase full-control bridge rectifier circuit 3.2.3 Single-phase half-control bridge rectifier Circuit 3.3 Three-phase controllable rectifier circuit 3.3.1 Three-phase half-wave uncontrollable rectifier circuit 3.3.2 Three-phase half-wave controllable rectifier circuit 3.3.3 Common anode connection Three-phase half-wave phase-control rectifier circuit 3.3.4 Three-phase Full Control Bridge Rectification 3.3.5 Three-phase half-controlled bridge rectifier circuit 3.4 Requirements for trigger circuit 3.5 Single-junction transistor trigger circuit 3.5.1 Single-junction transistor 3.5.2 Single-junction transistor relaxation oscillation circuit 3, 5.3 Synchronization and shift of single-junction transistor Phase Trigger Circuit 3.6 Thyristor Trigger Circuit with Synchronous Voltage as Sawtooth Wave 3.6.1 Formation and Amplification of Trigger Pulse 3.6.2 Sawtooth Wave Formation and Pulse Phase Shift 3.6.3 Sawtooth Wave Synchronous Voltage Formation 3.6.4 Double Narrow Pulse Formation Link 3.6.5 Strong trigger circuit 3.7 Integrated thyristor phase-shift trigger circuit 3.7.1 KC04 phase-shift trigger circuit 3.7.2 KC42 pulse; middle-row regulator generator 3.7.3 KC41 six-way double pulse generator 3.7.4 Three components are composed of integrated components Phase trigger circuit 3.8 Synchronization of trigger pulse and main circuit voltage and measures to prevent false triggering 3.8.1 Selection of synchronous power supply voltage for trigger circuit 3.8.2 Measures to prevent false triggering Summary of this chapter Questions and exercises Chapter 4 Protection of power electronic devices And series and parallel 4.1 Thyristor overvoltage protection 4.1.1 Thyristor off overvoltage and protection 4.1.2 AC side overvoltage and protection 4.1.3 DC side overvoltage and protection 4.2 Thyristor overvoltage Limitation of current protection and voltage and current rise rate 4.2.1 Overcurrent protection 4.2.2 Limitation of voltage and current rise rate 4.3 Series and parallel connection of thyristors 4.3.1 Thyristor 4.3.2 Parallel connection of thyristor Summary of this chapter Questions and exercises 5 Chapter AC Conversion Circuit 5.1 Bidirectional Thyristor 5.1.1 Basic Structure 5.1.2 Volt-ampere Characteristics 5.1.3 Bidirectional Thyristor Trigger Mode 5.1.4 Working Principle of Bidirectional Thyristor 5.1.5 Bidirectional Thyristor Trigger Circuit 5.1.6 Simple Bidirectional Thyristor Test 5.2 AC voltage regulator circuit 5.2.1 Single-phase AC voltage regulator circuit 5.2.2 Three-phase AC voltage regulator circuit 5.2.3 AC chopper voltage regulator circuit 5.3 Application of AC voltage regulator circuit 5.3.1 Thyristor AC switch 5.3.2 Asynchronous motor Soft Start 5.3.3 Voltage and Speed Regulation of AC Motors Chapter Summary Questions and Exercises Chapter 6 Active Inverter Circuit 6.1 Working Principle of Active Inverter 6.1.1 Energy Conversion in Inverter Process 6.1.2 Active Inverter Working principle 6.2 Three-phase active inverter circuit 6.2.1 Three-phase half-wave active inverter circuit 6.2.2 Three-phase bridge active inverter circuit 6.3 Inverter failure and determination of the minimum inverter angle 6.3.1 Inverse Reasons for failure 6.3.2 Determination and Limitation of Inverter Angle 6.4 Application of Active Inverter Circuit 6.4.1 Circuit for Controlling Forward and Reverse Direction of DC Motor with Contactor 6.4.2 Reversible Circuit Using Two Sets of Thyristors Anti-Parallel 6.6.4 Wound Rotor Asynchronous Motor Cascade Speed Control Chapter Summary Questions and Exercises Chapter 7 Frequency Converter Circuit 7.1 Overview of Frequency Converter Circuit 7.1.1 Function of Frequency Converter Circuit 7.1.2 Classification of Frequency Converter Circuit 7.2 Basic Principles of Frequency Converter Circuit