DL/T5136-2001火力发电厂、变电所二次接线设计技术规程 英文PDF电子书下载

1 Scope 1

2 References 2

3 Terms and Symbols 4

3.1 Terms 4

3.2 Abbreviations and Symbols 12

4 General Provisions 13

5 Control Mode 14

6 Arrangement of Control Rooms and Panels(Consoles) 18

6.1 General Requirements 18

6.2 Arrangement of Central Control Rooms and Network Control Rooms 19

6.3 Arrangement of Unit Control Rooms 21

6.4 Surface Arrangement of Control Panels(Consoles)and Relay Panels 21

7 Basic Requirements for Secondary Circuit Design 25

7.1 Conventional Control Systems 25

7.2 Conventional Signaling System 27

7.3 Conventional Measuring System 30

7.4 AC Current Transformer and Voltage Transformer Circuits 31

7.5 Computer-based Supervision of Electrical Systems of Power Plants 36

7.6 Computer-based Supervision of Substations and Switchyard of Power Plants 40

8 Wiring of Installation Units Controlled by the Control Room 43

8.1 Generators 43

8.2 Transformers and Shunt Reactors 45

8.3 Transmission Lines 46

8.4 Capacitor Compensation Device 48

8.5 Busbar Devices 48

8.6 Auxiliary Power Supplies 50

8.7 Fault Recorders 52

9 Selection and Configuration of Secondary Circuit Equipment 53

9.1 Selection of Control and Signaling Equipment 53

9.2 Protection Equipment of Secondary Circuits 55

9.3 Mini-Busbar and Secondary Circuit Label 60

9.4 Terminal Blocks 61

9.5 Control Cables 64

10 Excitation System 69

10.1 General Requirements 69

10.2 Excitation System with DC Exciters 73

10.3 Excitation System with AC Exciters 76

10.4 Static Excitation Systems 80

10.5 Standby Excitation System 82

11 Synchronizing System 85

12 AC Uninterrupted Power Supply(UpS)Systems 88

12.1 System Configuration 88

12.2 Arrangement of Equipment 89

13 Grounding and Anti-interference Measures 91

13.1 Grounding of Conventional Secondary Circuits and Equipment 91

13.2 Logical Ground of Electronic Devices 92

13.3 Grounding of Computer Systems 94

13.4 Other Anti-interference Measures 96

Appendix A(Normative) Explanation of Wording in this Code 98

Appendix B(Normative) Distance Between Panels and Width of Walkways in Control Rooms 100

Appendix C(Normative) Colors of Mimic Busbars on Control Panels(Consoles) 101

Appendix D(Normative) I/O List of Generator-Transformer Units 102

Appendix E(Normative) I/O List of Network Section of Power Plants and Substations 106

Appendix F(Normative) Colors of Mini-busbars 112

Appendix G(Normative) Mini-busbar Symbols and Circuit Labels 113

Appendix H(Normative) Numerical Symbols for Secondary DC Circuits 118

Appendix I(Normative) Numerical Symbols for Secondary AC Circuits 121

Appendix J(Informative) Performance of AVR and Excitation Systems under Control of AVR 125