怀着无比欣喜与满怀期待的心情,我谨将本书呈献给全球电力电子行业的专业同仁。众所周知,电力电子与电机传动是一门体系繁杂的交叉学科,在过去三十年间实现了跨越式发展。近些年来,人工智能技术不断拓展这门技术的应用边界。当下全球大力倡导节能降耗、治理环境污染,毋庸置疑,电力电子技术将在 21 世纪的工业、商业、民用住宅、航空航天、公用电力以及军事领域占据主导核心地位。 从电力电子技术诞生之初算起,我已深耕该领域四十余年,学术研究与产业从业的职业生涯让我始终密切追踪这项技术的发展变革。此前,我撰写、主编过多部电力电子领域著作,其中 1986 年由普伦蒂斯・霍尔出版社出版的《电力电子与交流传动》最为重要,全球众多高校都将其列为高级专业教材。这本新作可以看作是对前作一次重大的更新与扩充,我在书中倾尽自己掌握的所有电力电子与交流传动相关知识。本书内容涵盖该学科全部知识体系,包括功率半导体器件、电机、各类变流器、异步电机与同步电机传动系统及其控制、状态估算技术,同时还介绍了人工智能相关技术(专家系统、模糊逻辑与神经网络)。 总而言之,我尽可能将电力电子与电机传动领域当下所有前沿技术内容都收录进本书。全书内容基本来自我过去十四年在田纳西大学自主编写并讲授的一门本科高阶专业课、三门研究生课程讲义。倘若本书能够比前作被更多高校选为授课教材,我将深感欣慰。那些此前一直在使用我旧作的高校,如今完全可以放心选用这本新书。 Preface List of Principal Symbols Chapter I Power Semiconductor Devices1.1Introduction 1.2Diodes 1.3Thyristors1.3.1Volt-Ampere Characteristics1.3.2Switching Characteristics1.3.3Power Loss and Thermal ImpedanceCurrent Rating1.3.4 1.4Triacs 1.5Gate Turn-Off Thyristors (GTOs) 1.5.1Switching Characteristics1.5.2Regenerative Snubbers1.6Bipolar Power or Junction Transistors (BPTs or BJTs)1.7Power MOSFET's 1.7.1V-I Characteristics 1.7.2Safe Operating Area (SOA)1.8Static Induction Transistors (SITs) 1.9Insulated Gate Bipolar Transistors (IGBTs)1.9.1 Switching Characteristics and Thermal Impedance1.10MOS-Controlled Thyristors (MCTs) 1.11Integrated Gate-Commutated Thyristors (IGCTs)1.12Large Band-Gap Materials for Devices 1.13Power Integrated Circuits (PICs) Summary1.14 Chapter 2 AC Machines for Drives 2.1Introduction 2.2Induction Machines 2.2.1Rotating Magnetic Field 2.2.2Torque Production2.2.3Equivalent Circuit 2.2.3.1 Equivalent Circuit Analysis2.2.4Torque-Speed Curve NEMA Classification of Machines2.2.52.2.6Variable-Voltage, Constant-Frequency Operation 2.2.7Variable-Frequency Operation 2.2.8Constant Volts/Hz Operation 2.2.9Drive Operating Regions 2.2.10Variable Stator Current Operation 2.2.11The Effect of Harmonics 2.2.11.1Harmonic Heating 2.2.11.2Machine Parameter Variation 2.2.11.3Torque Pulsation 2.2.12 Dynamic d-q Model 2.2.12.1 Axes Transformation 2.2.12.2Synchronously Rotating Reference Frame-Dynamic Model(Kron Equation) 2.2.12.3Stationary Frame-Dynamic Model (Stanley Equation) 2.2.12.4Dynamic Model State-Space Equations 2.3 Synchronous Machines 2.3.1 Wound Field Machine 2.3.1.1Equivalent Circuit 2.3.1.2Developed Torque 2.3.1.3Salient Pole Machine Characteristics 2.3.1.4Dynamic d-q Machine Model (Park Model) 2.3.2 Synchronous Reluctance Machine 2.3.3 Permanent Magnet (PM) Machine 2.3.3.1Permanent Magnet Materials 2.3.3.2Sinusoidal Surface Magnet Machine (SPM)Sinusoidal Interior Magnet Machine (IPM) 2.3.3.32.3.3.4Trapezoidal Surface Magnet MachineVariable Reluctance Machine (VRM) 2.4Variable Reluctance Machine (VRM) 2.5Summary |
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