GB/T 31461-2024 English PDFUS$399.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 31461-2024: Guide for run back and fast cut back control in fossil fuel power plant Status: Valid GB/T 31461: Historical versions
Basic dataStandard ID: GB/T 31461-2024 (GB/T31461-2024)Description (Translated English): Guide for run back and fast cut back control in fossil fuel power plant Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: F22 Classification of International Standard: 27.100 Word Count Estimation: 20,230 Date of Issue: 2024-07-24 Date of Implementation: 2024-07-24 Older Standard (superseded by this standard): GB/T 31461-2015 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 31461-2024: Guide for run back and fast cut back control in fossil fuel 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.Guide for run back and fast cut back control in fossil fuel power plant Technical Guidelines for Rapid Load Reduction Control of Thermal Power Generator Sets ICS 27.100 CCS F22 National Standard of the People's Republic of China Replace GB/T 31461-2015 Released on 2024-07-24 2024-07-24 implementation State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface ... Ⅲ 1 Scope ... 1 2 Normative references ... 1 3 Terms and Definitions ... 1 4 RB Technical Requirements ... 3 4.1 RB types and functional design requirements 3 4.2 Triggering conditions of RB ... 3 4.3 RB reset condition ... 3 4.4 RB related technical requirements ... 4 5 RB test ... 4 5.1 RB function static simulation test ... 4 5.2 RB dynamic test ... 5 5.3 Other test requirements 5 6 RB Acceptance ... 6 6.1 Acceptance conditions of RB 6 6.2 Acceptance criteria for RB 6 7 FCB Technical Requirements ... 6 7.1 FCB Function Design Purpose 6 7.2 FCB trigger signal generation 6 7.3 FCB design requirements 6 8 FCB test ... 7 8.1 FCB function static simulation test 7 8.2 FCB dynamic test 7 9 FCB acceptance ... 8 9.1 Acceptance conditions for FCB 8 9.2 Acceptance criteria for FCB 8 Appendix A (Informative) Recording table of main parameters of the unit during RB operation ... 9 Appendix B (Informative) List of overall RB actions/test conditions of the unit ... 10 Appendix C (Informative) Recording table of main parameters of the unit during FCB operation ... 11 Appendix D (Informative) List of overall FCB actions/tests of the unit ... 12ForewordThis document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting is required. This document replaces GB/T 31461-2015 "Technical Guidelines for Rapid Load Reduction Control of Thermal Power Generator Sets" and is consistent with GB/T 31461-2015. In addition to structural adjustments and editorial changes, the main technical changes are as follows. Added technical requirements for RB (see Chapter 4); a) Added RB dynamic test content (see 5.2.2); b) Added FCB design requirements (see 7.3); c) Added FCB dynamic test conditions (see 8.2.1); d) The normative appendix was changed to an informative appendix, and the overall RB action/test status list of the unit was changed (see Appendix A, Appendix B, Appendix C, Appendix D, Appendix A, Appendix B, Appendix C, Appendix D of the.2015 edition). e) Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by the China Electricity Council. This document is under the jurisdiction of the National Power Plant Process Monitoring and Information Standardization Technical Committee (SAC/TC 376). This document was drafted by. North China Electric Power Research Institute Co., Ltd., Xi'an Thermal Engineering Research Institute Co., Ltd., State Grid Zhejiang Electric Power China Electric Power Research Institute Co., Ltd., China Energy Group New Energy Technology Research Institute Co., Ltd., Inner Mongolia Electric Power (Group) Co., Ltd. Inner Mongolia Electric Power Research Institute Branch, Rundian Energy Science and Technology Co., Ltd., China Southern Power Grid Electric Power Technology Co., Ltd., Shaanxi Yanchang Petroleum Fuxian Power Generation Co., Ltd., State Power Investment Group Inner Mongolia Energy Co., Ltd., State Power Investment Group Inner Mongolia Baiyinhua Coal Power Co., Ltd. The company's pit mouth power generation branch and State Energy Qingyuan Power Generation Co., Ltd. The main drafters of this document are. Yang Zhenyong, Li Weihua, Jia Qiangbang, Liu Lei, Gao Haidong, Zhang Qiusheng, Zhang Jiangfeng, Zhang Guobin, Kang Jingqiu, Xing Zhiwei, Chang Peng, Huang Weijian, Jin Guoqiang, Zhu Feng, Gao Ming, Yang Hui, Zhang Jianyu, Shi Libin, Shang Yong, Gao Mingshuai, Wang Li, Ma Le, You Mo, Chen Zhenshan, Lai Liankun, Wang Fuqiang, Zhang Jinzhe, Li Zhan, Ma Ning, and Ding Weicong. The previous versions of this document and the documents it replaces are as follows. First published in.2015 as GB/T 31461-2015; - This is the first revision. - Technical Guidelines for Rapid Load Reduction Control of Thermal Power Generator Sets1 ScopeThis document specifies the technical requirements and acceptance contents of rapid load reduction control of coal-fired units in thermal power plants, and describes the corresponding test method. This document is applicable to coal-fired power generating units of 300 MW and above, and other types of thermal power generating units shall be implemented accordingly.2 Normative referencesThe contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies. in this document. GB/T 26863 Terminology of thermal power station monitoring system DL/T 655 Acceptance test procedures for boiler furnace safety monitoring system in thermal power plants DL/T 657 Acceptance test procedures for analog control systems in thermal power plants DL/T 701 Terminology of thermal automation in thermal power plants3 Terms and definitionsThe terms and definitions defined in GB/T 26863 and DL/T 701 and the following apply to this document. 3.1 coordinated control When the load command of the unit changes, the boiler load command and the turbine load command are adjusted in a coordinated manner to make the actual power generation of the unit The rate changes as quickly as possible to track changes in load instructions while ensuring the stability of the unit. [Source. DL/T 701-2022, 4.20] 3.2 Analog control system modulation control system; MCS A general term for achieving automatic control of generator set and auxiliary system parameters. Note. This type of system often includes automatic parameter control and deviation alarm functions. For the former, the output is a continuous function of the input. [Source. GB/T 26863-2022, 7.29] 3.3 Furnace safeguard supervisory system; FSSS Automatically control the ignition, burner, oil gun, air gun or bed gun of the boiler (including atmospheric pressure circulating fluidized bed) to prevent the boiler from Monitoring and control measures for furnace explosion or implosion caused by flameout, overpressure, etc. (including atmospheric pressure circulating fluidized bed) control system. NOTE 1 It includes the fuel safety system and the burner control system. Note 2.For pulverized coal (or oil, gas) boilers, it is sometimes also called burner management system (BMS). [Source. GB/T 26863-2022, 8.6] ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 31461-2024_English be delivered?Answer: Upon your order, we will start to translate GB/T 31461-2024_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 31461-2024_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 31461-2024_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 31461-2024?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 31461-2024 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
