电气工程及其自动化专业英语

目 录

Unit 1 Fundamentals of Electronic

Circuits 1

1．1 Introduction to Circuit Theory 1

New Words and Expressions 4

Notes 4

1．2 Analog and Digital Circuits 5

New Words and Expressions 11

Notes 11

1．3 Three-Phase Circuits 13

New Words and Expressions 17

Notes 18

1．4 Further Reading 18

Reading Amplifiers and Their

Applications 18

Translation Methods and Skills of EST

(English of Science and Technology)

――科技英语翻译方法与技巧：省略法 21

Exercises 23

Unit 2 Power Electronics 24

2．1 Introduction 24

New Words and Expressions 25

Notes 26

2．2 Power Semiconductor Devices 27

2．2．1 Diode 28

2．2．2 Thyristors and GTOs 28

2．2．3 Power MOSFEETs and IGBTs 29

New Words and Expressions 30

Notes 30

2．3 Power Electronic Converters 31

2．3．1 Rectifiers and Inverters 31

2．3．2 Choppers and Cycloconverters 33

New Words and Expressions 35

Notes 35

2．4 Further Reading 36

Reading Electronic Filters 36

Translation Methods and Skills of EST

(English of Science and Technology)――

科技英语翻译方法与技巧：长句的翻译 37

Exercises 39

Unit 3 Electrical Machines 41

3．1 Introduction 41

3．1．1 Elementary Concepts of Electrical

Machines 41

3．1．2 Classification of Electrical

Machines 41

3．1．3 Applications of Electrical Machines 42

New Words and Expressions 43

Notes 44

3．2 Induction Machines 44

3．2．1 Equivalent Circuit of a Polyphase

Induction Machine 45

3．2．2 Performance of a Polyphase

Induction Machine 46

3．2．3 Torque-Speed Characteristics of

3-Phase Induction Motors 47

3．2．4 Applications for Induction Motors 48

New Words and Expressions 48

Notes 49

3．3 Synchronous Machines 50

3．3．1 Equivalent Circuit of a Synchronous

Machine 50

3．3．2 Power Angle and Other Performance

Characteristics 51

3．3．3 Steady-State Stability 53

3．3．4 Applications for Synchronous

Motors 53

New Words and Expressions 53

Notes 54

3．4 DC Machines 55

3．4．1 Constructional Features of DC

Machines 55

3．4．2 Equivalent Circuit of a DC

Machine 57

3．4．3 DC Machines Characteristics 58

3．4．4 Applications for DC Machines 59

New Words and Expressions 61

Notes 61

3．5 Further Reading 62

Reading Monitoring Techniques for

Rotating 62

Electrical Machines 62

Translation Methods and Skills of EST

(English of Science and Technology) ――科

技英语翻译方法与技巧：词义的确定 64

Exercises 65

Unit 4 Electric Power Systems 67

4．1 Introduction 67

New Words and Expressions 68

Notes 69

4．2 Components of Electric Power

Systems 69

New Words and Expressions 71

Notes 71

4．3 Operation and Control of Power

Systems 72

New Words and Expressions 74

Notes 75

4．4 Power System Protections 76

4．4．1 Faults and Their Damages on Power

Systems 76

4．4．2 Circuit Breakers 78

4．4．3 Distance Protection 79

4．4．4 Lightning Arresters 80

New Words and Expressions 81

Notes 82

4．5 Power System Stability 83

New Words and Expressions 84

Notes 84

4．6 Further Reading 85

Reading Smart Grid 85

Translation Methods and Skills of EST

(English of Science and Technology) ――科

技英语翻译方法与技巧：被动语态 86

Exercises 89

Unit 5 Electric Power Generations 91

5．1 Coal-fired Power Generation 91

New Words and Expressions 92

Notes 93

5．2 Hydropower Generation 94

New Words and Expressions 96

Notes 96

5．3 Windpower Generation 97

New Words and Expressions 99

Notes 99

5．4 Solarpower Generation 100

New Words and Expressions 102

Notes 102

5．5 Further Reading 103

Reading Wind-Energy-Conversion

Systems 103

Translation Methods and Skills of EST

(English of Science and Technology) ――科

技英语翻译方法与技巧： 顺译与调整

语序 103

Exercises 104

Unit 6 Automatic Control 107

6．1 Introduction 107

6．1．1 Elementary Concept of Control

Systems 107

6．1．2 Classification and Applications of

Control Systems 108

New Words and Expressions 109

Notes 110

6．2 Feedback Control 112

6．2．1 Transfer Functions and Block

Diagrams 112

6．2．2 Dynamic Response of Control

Systems 114

6．2．3 Steady-state Error of Linear

Systems 115

6．2．4 Classification of Feedback Control

Systems 115

New Words and Expressions 116

Notes 117

6．3 Control Methods 119

6．3．1 PID Control 119

6．3．2 Fuzzy Control 122

New Words and Expressions 123

Notes 124

6．4 Control Technologies 125

6．4．1 Single-chip Microprocessor

Control 125

6．4．2 Programmable Logic Control 127

New Words and Expressions 128

Notes 129

6．5 Further Reading 129

Reading The Future of PID Control 129

Translation Methods and Skills of EST

(English of Science and Technology) ――科

技英语翻译方法与技巧：否定句的

翻译 130

Exercises 132

Unit 7 Sensoring Technology 134

7．1 Introduction 134

New Words and Expressions 136

Notes 137

7．2 Sensors 138

7．2．1 Resistive Temperature Detectors 138

New Words and Expressions 141

Notes 142

7．2．2 Strain Gauges 142

New Words and Expressions 144

Notes 145

7．2．3 Capacitive Pressure Sensors 146

New Words and Expressions 148

Notes 149

7．2．4 Inductive Displacement Sensor 149

New Words and Expressions 152

Notes 153

7．3 Further Reading 154

Reading Sensor Network 154

Translation Methods and Skills of EST

(English of Science and Technology)――科

技英语翻译方法与技巧：定语从句

的翻译 155

Exercises 158

Unit 8 Computer Network and Networked

Control 159

8．1 Introduction to Computer network 159

New Words and Expressions 161

Notes 161

8．2 Introduction to Networked Control

Systems 162

New Words and Expressions 165

Notes 166

8．3 Further Reading 166

Reading Application of NCSs to Power

System Control 166

Translation Methods and Skills of EST

(English of Science and Technology)

――科技英语翻译方法与技巧：科技

论文写作格式及规范 167

Unit 9 Signal Processing ＆

Telecommunication 169

9．1 Signals and Spectral Analysis 169

9．1．1 Periodic Signals and Fourier

Series 169

9．1．2 Spectral Analysis and Signal

Bandwidth 170

New Words and Expressions 171

Notes 172

Exercises 172

9．2 Modulation， Sampling， and

Multiplexing 173

9．2．1 Frequency Translation and Product

Modulation 173

9．2．2 Sampling and Pulse Modulation 173

9．2．3 Multiplexing Systems 174

New Words and Expressions 174

Notes 175

Exercises 175

9．3 Interference 176

9．3．1 Noise 176

9．3．2 Filtering， Distortion， and

Equalization 176

New Words and Expressions 177

Notes 178

Exercises 178

9．4 Analog Telecommunication

Systems 179

9．4．1 Amplitude Modulation 179

9．4．2 Message Demodulation 180

9．4．3 Frequency Modulation 180

9．4．4 Demodulators for FM 181

New Words and Expressions 182

Notes 182

Exercises 183

9．5 Digital Telecommunication

Systems 184

9．5．1 Sampling 184

9．5．2 Quantization and Quantization

Error 184

9．5．3 Companding 185

9．5．4 Source Encoding 185

New Words and Expressions 186

Notes 186

Exercises 187

9．6 Further Reading 187

Reading Anti-noise Systems―Noise

Cancellation 187

Translation Methods and Skills of EST

(English of Science and Technology)

――科技英语翻译方法与技巧：科技

论文英文摘要的写作 188

参考译文 193

Keys to Exercises 269

参考文献 279

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