电力专业英语阅读与翻译

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