GB/T 40235-2021Technical requirements of energy supervision data acquisition terminal for power generation fueled by coal with low calorific value (English PDF)
低热值煤发电能源监管采集终端技术要求
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
May 21, 2021
Implementation date
December 1, 2021
Scope
GB/T 40235-2021 is the English-translated version of 低热值煤发电能源监管采集终端技术要求.
GB/T 40235-2021 lays down the technical requirements for the terminals that collect energy supervision data at power plants burning low calorific value coal, such as coal gangue, coal slime and middlings.
It covers the make-up of the terminal and the functions of its parts, the working environment, performance, remote data transmission, data security and the rules for judging whether monitoring data are valid.
It also fixes the frame format, data encoding and transmission rules between the terminal and the monitoring centre, and what the operator must do to keep the terminal running: routine maintenance, calibration, overhaul, quality assurance and quality control, and record keeping.
It is meant for the design, selection, inspection, operation, maintenance and supervision of these terminals. It was issued on 21 May 2021 and has applied since 1 December 2021.
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Document preview — GB/T 40235-2021
National Standard of the People's Republic of China
- ICS
- 27.010
- Classification
- F 07
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Technical requirements
- 5 Test method
- 6 Communication protocol
- 7 Monitoring data validity
- 8 Operation and maintenance management requirements for energy monitoring collection terminal
- 9 Technical File
- Appendix A (informative appendix) Cross-belt full-flow analysis system
- Appendix B (informative appendix) Automatic online coal quality analysis technology
- Appendix C (informative appendix) Automatic online detection system performance test method
- Appendix D (Normative Appendix) Communication protocol symbols and related abbreviations
- Appendix E (Normative Appendix) Communication Protocol
- Appendix F (Normative Appendix) Data Freeze Density
- Appendix G (Normative Appendix) Data Format
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
1 Scope
This standard specifies the composition and various components of the low-calorific value coal power generation energy supervision and collection terminal (hereinafter referred to as the "energy supervision and collection terminal") System functions, working environment, performance requirements, data remote transmission protocol, data security, data validity judgment; stipulates low-calorific value coal power generation energy The frame format, data encoding and transmission rules for data transmission between the source supervision collection terminal and the monitoring center; the operation unit is specified as a guarantee Daily maintenance, calibration, instrument overhaul, quality assurance and quality control, and instrument file management required for the stable operation of the energy monitoring collection terminal And other requirements; stipulates the specific content of operation supervision and verification and technical assessment.
This standard is applicable to the design, selection, inspection, operation, maintenance, supervision and inspection of low-calorific value coal power generation energy monitoring collection terminals.
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document. For undated reference documents, the latest version (including all amendments) is applicable to this document.
GB/T 211 Method for determination of total moisture in coal
GB/T 212 Coal Industrial Analysis Method
GB/T 213 Method for determination of calorific value of coal
GB/T 1574 Method for analysis of coal ash composition
GB/T 2260 Administrative division code of the People's Republic of China
GB/T 2423.10 Environmental Test Part 2: Test Method Test Fc. Vibration (Sine)
GB/T 4208 Shell protection grade
GB/T 18657.1-2002 Telecontrol Equipment and System Part 5: Transmission Protocol Part 1: Transmission Frame Format
GB/T 18657.3 Telecontrol Equipment and System Part 5: Transmission Protocol Part 3: General Structure of Application Data
GB/T 19952 Coal on-line analyzer measurement performance evaluation method
GB 50054 Low Voltage Power Distribution Design Code
GB 50057 Code for lightning protection design of buildings
DL5009.1 Safety Work Regulations for Electric Power Construction Part 1: Thermal Power Generation
Regulations on Safety Protection of Electric Power Monitoring System (Decree No. 14 of 2014 of the National Development and Reform Commission)
Power monitoring system security protection overall plan (Guoneng Security [2015] No. 36)
3 Terms and definitions
The following terms and definitions apply to this document.
3.1 Low calorific value coal
Coal gangue, coal slime, mid-washed coal, etc. produced in the process of coal production and washing receive coal with a base low calorific value of less than 14.65MJ/kg product.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 45 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 211Determination of total moisture in coal
- GB/T 212Proximate analysis of coal
- GB/T 213Determination of calorific value of coal
- GB/T 1574Test method for analysis of coal ash
- GB/T 2260Codes for the administrative divisions of the People's Republic of China
- GB/T 2423.10Environmental testing - Part 2: Test methods - Test Fc: Vibration (sinusoidal)
DL5009.1
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