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GB/T 38921-2020: Specification of steam turbine safety protection system for thermal power plant
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 38921-2020 | English | 339 |
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Specification of steam turbine safety protection system for thermal power plant
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GB/T 38921-2020
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Basic data | Standard ID | GB/T 38921-2020 (GB/T38921-2020) | | Description (Translated English) | Specification of steam turbine safety protection system for thermal power plant | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | N17 | | Classification of International Standard | 27.100 | | Word Count Estimation | 18,137 | | Date of Issue | 2020-06-02 | | Date of Implementation | 2020-12-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 38921-2020: Specification of steam turbine safety protection system for thermal power plant---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
(Technical conditions of steam turbine safety protection system of thermal power plant)
ICS 27.100
N17
National Standards of People's Republic of China
Steam turbine safety of thermal power plant
Technical condition of protection system
2020-06-02 release
2020-12-01 implementation
State Administration of Market Supervision and Administration
Issued by the National Standardization Management Committee
Contents
Foreword I
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 General 2
5 Application functions 3
5.1 Basic requirements 3
5.2 Human Machine Interface 3
5.3 Protection function 3
5.4 Test function 4
6 Electronic control device 5
6.1 Basic requirements 5
6.2 Redundant configuration requirements 6
6.3 Security requirements 6
6.4 Human-Machine Interface 6
6.5 Controller 6
6.6 Cabinet and grounding 7
6.7 Process input/output (I/O) 8
6.8 Power supply 8
7 Measuring instruments and implementing equipment 9
7.1 Measuring instruments 9
7.2 Execution equipment 9
8 Acceptance and testing 10
8.1 Factory acceptance 10
8.2 On-site acceptance 11
8.3 Assessment and warranty 11
9 Technical Document 11
9.1 Basic requirements 11
9.2 Hardware Information 11
9.3 System Software Information 12
9.4 I/O List Design Information 12
9.5 Other information 12
10 Packaging and storage 12
10.1 Packaging 12
10.2 Storage 13
Appendix A (Normative Appendix) Steam Turbine Safety Protection System Function Acceptance Table 14
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the China Electricity Council.
This standard is under the jurisdiction of the National Power Station Process Monitoring and Information Standardization Technical Committee (SAC/TC376).
This standard was drafted by. State Grid Hunan Electric Power Co., Ltd. Electric Power Research Institute, Hunan Xiangdian Test and Research Institute Co., Ltd., Shanghai
Haixinhua Control Technology Group Technology Co., Ltd., Inner Mongolia Electric Power Research Institute, State Grid Zhejiang Electric Power Co., Ltd. Electric Power Scientific Research
Institute, Energy Technology Co., Ltd. of Guangdong Electric Power Research Institute.
The main drafters of this standard. Zhu Xiaoxing, Chen Houtao, Liu Wulin, Wang Xihui, Wang Zhijie, Zhang Jianling, Xunxin, Chen Guangyuan, Zhang Guobin, Su Ye,
Ma Jun, Pan Fengping, Wang Bochun, Fu Qiang, Luo Zhihao.
Steam turbine safety of thermal power plant
Technical condition of protection system
1 Scope
This standard specifies the functions, performance indicators and technical requirements of the thermal power plant steam turbine safety protection system.
This standard applies to the steam turbine safety protection system of units with a unit capacity of 300MW and above in thermal power plants, and steam turbines of other capacity units
The machine safety protection system can be implemented by reference.
2 Normative references
The following documents are essential for the application of this document. For dated reference documents, only the dated version applies to this article
Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document.
GB/T 2421.1 Overview and Guidelines for Environmental Testing of Electrical and Electronic Products
GB 3836.2 Explosive environment Part 2.Equipment protected by flameproof enclosure "d"
GB/T 4208 enclosure protection level (IP code)
GB/T 13384 General technical requirements for packaging of electromechanical products
GB/T 13399 Technical Conditions of Steam Turbine Safety Monitoring Device
GB/T 17214.1 Working conditions of industrial process measurement and control devices Part 1.Climatic conditions
GB/T 17626.2 Electromagnetic compatibility test and measurement technology Electrostatic discharge immunity test
GB/T 17626.3 Electromagnetic Compatibility Test and Measurement Technology Radio Frequency Electromagnetic Field Radiation Immunity Test
GB/T 17626.4 Electromagnetic compatibility test and measurement technology Electrical fast transient pulse group immunity test
GB/T 17626.5 EMC test and measurement technology surge (shock) immunity test
GB/T 17626.8 EMC test and measurement technology power frequency magnetic field immunity test
GB/T 17626.11 Electromagnetic compatibility test and measurement technology Voltage sag, short interruption and voltage change immunity test
GB/T 18271.3 General performance evaluation methods and procedures for process measurement and control devices. Part 3.Tests for influence of influence quantities
GB/T 26863-2011 Terminology for monitoring system of thermal power station
GB/T 30372 Guidelines for Acceptance of Distributed Control System in Thermal Power Plant
GB/T 36285 Technical Conditions for Electro-hydraulic Control System of Steam Turbine in Thermal Power Plant
GB 50229 Fire protection standard for thermal power plant and substation design
3 Terms and definitions
The terms and definitions defined in GB/T 26863-2011 and the following apply to this document. For ease of use, the following list is repeated
Certain terms and definitions in GB/T 26863-2011.
3.1
Steam turbine emergency trip system emergencytripsystem; ETS
When an abnormality occurs during the operation of the steam turbine, the necessary measures can be taken to deal with it, and the abnormal situation continues to develop to the point that may endanger the design
When preparing for personal safety, an automatic control system that can take drastic measures to stop the operation of the steam turbine.
[GB/T 26863-2011, definition 7.13.1]
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