目 录 前言 Chapter 1 Basic Concepts of Electric Power System 1 Part 1 Basic Construction of Electric Power System 1 Part 2 Typical Topologies of Electric Power System 2 Part 3 Characteristics of Most Power Systems 2 Part 4 The Growth of Electric Power System 3 EXPLANATIONS 3 EXERCISES 8 Word-Building (1) General Introduction 专业词汇和构词方法 8 Chapter 2 Electric Power Generation 10 Part 1 About Power Generation 10 Part 2 Hydropower Generation 10 Part 3 Thermal Generation 11 Part 4 Nuclear Generation 11 Part 5 Application of Various Power Stations 12 EXPLANATIONS 12 EXERCISES 17 Word-Building (2) electro-, magneto 电,磁 17 Chapter 3 Power Generating Stations 19 Part 1 Hydropower Stations 19 Part 2 Thermal Stations 21 Part 3 Nuclear Stations 22 EXPLANATIONS 24 EXERCISES 29 Word-Building (3) hydro-,thermo- 水,热 30 Unit 1 31 Review 31 Special Topic (1) Basic Electric Quantities 32 Reading Material — The One-Line Diagram 32 Knowledge & Skills (1) Parenthesis 35 Chapter 4 Transmission System and Transmission Lines 37 Part 1 General Introduction of the Transmission System 37 Part 2 Considerations for Transmission Lines and Cables 37 Part 3 Circuit Parameters of Transmission Lines and Cables 38 Part 4 Types of Transmission Conductors 39 Part 5 Power Transmission Towers 40 EXPLANATIONS 41 EXERCISES 47 Word-Building (4) 后缀-or, er; -ance 机,器,装置,元件 47 Chapter 5 Power Transformers 49 Part 1 Power Transformers Used in Power System 49 Part 2 The Structure of a Transformer 49 Part 3 The Ideal Transformer 50 Part 4 The Equivalent Circuit of a Practical Transformer 51 Part 5 Special Transformers 53 EXPLANATIONS 55 EXERCISES 60 Word-Building (5) auto- 自动,远程 61 Chapter 6 Distribution Systems and Loads 62 Part 1 Introduction of Distribution Systems 62 Part 2 Familiar Loads and Their Classification 62 Part 3 Loads Models for Power System Study 63 Part 4 Acquisition of Load Model Parameters 65 EXPLANATIONS 67 EXERCISES 71 Word-Building (6) re-; im- 重,再;不,非 72 Unit 2 73 Review 73 Special Topic (2) Passive Elements and Impedance 74 Reading Material — Per-Unit Value 74 Knowledge & Skills (2) Inversion and Intensive Mood 77 Chapter 7 Alternating-Current Electric Machines 79 Part 1 Components and Principles of Operation of Induction Motors 79 Part 2 Equivalent Circuit and Characteristics of Induction Motors 81 Part 3 Synchronous Generators and Motors 82 Part 4 The Synchronous Motor versus The Induction Motor 84 EXPLANATIONS 85 EXERCISES 90 Word-Building (7) -wise, -ward 方向,方式 90 Chapter 8 Direct-Current Electric Machines 91 Part 1 Generating an AC Voltage 91 Part 2 Direct-Current Generator 92 Part 3 Direct-Current Motors 93 Part 4 The Application of DC Machines 95 EXPLANATIONS 95 EXERCISES 99 Word-Building (8) in-, ir- 否定 2 99 Chapter 9 Switch Devices 101 Part 1 Circuit Breakers 101 Part 2 Disconnecting Switches 103 Part 3 Fuse 105 Part 4 Recloser and Sectionalizers 105 Part 5 The Selection of Circuit Breakers 107 EXPLANATIONS 107 EXERCISES 112 Word-Building (9) ab-, a- 否定3 113 Unit 3 114 Review 114 Special Topic(3) Powers of Ten in Engineering Notation 115 Knowledge & Skills (3) Omitting of Nouns 116 Chapter 10 Instruments and Transducers 119 Part 1 Importance of Instrumentation 119 Part 2 Effects without Instrumentation 120 Part 3 Instruments for System Monitoring 120 Part 4 Transducers 121 EXPLANATIONS 122 EXERCISES 126 Word-Building (10) -meter, over-, under 仪表,合成词 126 Chapter 11 Power System Relay Protection 128 Part 1 Relay Type 128 Part 2 Protection Performance and Protection Area 129 Part 3 Composition of Protection System 130 EXPLANATIONS 130 EXERCISES 134 Word-Building (11) pre- 预,事先;前 134 Chapter 12 Insulation and Grounding 135 Part 1 Introduction Electrical Insulation 135 Part 2 Insulation Coordination 136 Part 3 Grounding 138 EXPLANATIONS 139 EXERCISES 145 Word-Bui