科学技术的迅速发展与国际学术交流的增多，对高等院校学生专业英语的阅读、翻译和写作能力都提出了更高的要求，各院校所设置的专业英语课程作为专业英语基本技能训练，也越来越显示出其重要性。为了贴近新技术、新理论的不断发展和应用，本书内容涵盖了电机与电器、电工理论与新技术、电力电子与电力传动、电力系统及其自动化、高电压与绝缘技术五个电气工程二级学科相关专业基础知识方面的内容。

本书为普通高等教育“十一五”规划教材。本书是针对高等院校电气工程及其自动化专业科技英语阅读课程的需要而编写的，内容涵盖电机与电器、电工理论与新技术、电力电子与电力传动、电力系统及其自动化、高电压与绝缘技术五个电气工程二级学科相关专业基础知识方面的内容；同时考虑到本学科新技术的发展，选用了有关的专业文献与资料。全书分5部分，共计29个单元，每单元包含课文、专业英语词汇、注释和综合练习等内容。为了提高使用者的科技英语阅读理解能力、翻译能力和写作能力，在附录部分还增加了专业英语阅读、翻译和写作知识，可根据教学需要选用。

本书主要作为高等学校电气工程及其自动化专业教材，也可作为科技人员工程技术人员学习专业英语的参考用书。

前言

Part Ⅰ Electrical Machines and Electrical Apparatus

 Unit 1 Power Transformer

Text A Construction and Principles of Power Transformer

Text B Advantages of Balanced Three-phase Versus Single-phase Systems

 Unit 2 Direct Current (DC) Machines

Text A Direct Current Machines

Text B Elementary Knowledge of Rotating Machines

 Unit 3 Alternating Current (AC) Machines

Text A Synchronous Machines

Text B Induction Machines

 Unit 4 Variable Reluctance Machines and Stepping Motors

Text A Variable Reluctance Machines

Text B Stepping Motors

 Unit 5 Electrical Apparatus in Control System

Text A Relays

Text B Contactors

 Unit 6 Low Voltage Circuit Breaker

Test A Circuit Breaker and its Main Components

Text B Trip Units of Circuit Breaker

 Unit 7 Arcs

Text A What is Arc?

Text B Arc Control Techniques

 Unit 8 Electrical Apparatus Reliability

Text A Electrical Apparatus Reliability Test

Text B Influencing Factor Analysis of Circuit-Breaker Reliability

Part Ⅱ  Theory and New Technology of Electrical Engineering

 Unit 1 Magnetism and Electromagnetism

Text A Electromagnetism

Text B Permeability and Saturation

 Unit 2 Electric Network Analysis

Text A Branch Current Method

Text B Network Theorems

 Unit 3 Computation of Electromagnetic Fields

Text A Finite Element Method Used in Electromagnetic

Text B Time Domain versus Frequency Domain

 Unit 4 Electromagnetic Interference and Electromagnetic Compatibility

Text A Electromagnetic Interference and Electromagnetic Compatibility

Text B Designing for Board Level Electromagnetic Compatibility

 Unit 5 Smart Materials and Applications

Text A What are Smart Materials?

Text B Applications of Magnetostrictive Material

Part Ⅲ Power Electronics and Power Drives

 Unit 1 Trends in Power Electronics

Text A Power Semiconductor Devices

Text B Scope and Application

 Unit 2 Power Semiconductor Devices

Text A Power Semiconductor Devices

Text B Power Integrated Circuit and Choice for Device

 Unit 3 Phase-Controlled Rectifiers

Text A Phase-Controlled Rectifiers

Text B EMI and Line Power Quality Problems

 Unit 4 DC-DC Converters and its Application

Text A Control of DC-DC Converters

Text B DC-DC converter application

 Unit 5 Inversion: Conversion of DC to DC

Text A Control of DC to AC Converter

Text B Control of AC Motor Drives

 Unit 6 Design Considerations of Practical Converter

Text A Drive Circuits

Text B Snubber Circuits

Part 1V Power System and its Automation

 Unit 1 Fundamentals of Power Systems

Text A Power of Single-phase Circuits

Text B Advantages of balanced Three-phase Versus Single-phase Systems

 Unit 2 Power System Stability

Text A Power Flow Analysis

Text B Transient Stability

 Unit 3 Electrical Power System

Text A Components of Power System

Text B Electrical Energy of Power System

 Unit 4 Transmission of Electrical Energy

Text A Principal Components of a Power Distribution System

Text B Direct-Current Transmission

 Unit 5 Faults and Protection on Power System

Text A Power System Faults

Text B Power System Protection

 Unit 6 Power System Control

Text A Introduction of Power System Control

Text B Controlling the Power Balance between Generator and Load

Part V High Voltage and Insulation Technology

 Unit 1 Basic of High Voltage and Insulation Technology

Text A Introduction of Electrical Insulation

Text B Estimation of Electric Stress

 Unit 2 Insulating Materials

Text A Dielectric Materials

Text B Applications of Insulating Materials

 Unit 3 Insulation Testing of Electrical Apparatus

Text A Measuremenf of High Voltages

Text B Non-Destructive Testing of Materials and Electrical Apparatus

 Unit 4 Testing, Planning and Layout of High Voltage Laboratories

Text A High Voltage Testing of Electrical Apparatus

Text B Planning and Layout of High Voltage Laboratories

附录A 科技英语阅读知识

附录B 科技英语翻译技巧

附录C 英语写作方法

参考文献