基于Tricon平台的核电厂反应堆保护系统单点失效导致机组停运的故障模式分析  

Failure Mode Analysis of Unit Outage Caused by Single Point Failure of Nuclear Power Plant Reactor Protection System Based on Tricon Platform

作　　者：王岩 许勇 高云飞 WANG Yan;XU Yong;GAO Yunfei(Fujian Fuqing Nuclear Power Co.,Ltd.,Fuqing 350300,China)

机构地区：[1]福建福清核电有限公司,福建福清350300

出　　处：《电工技术》2020年第12期72-74,共3页Electric Engineering

摘　　要：文章以故障模式影响分析为基础,结合系统功能及相关软硬件设计,对基于分散控制系统Tricon平台的核电厂反应堆保护系统可靠性进行分析,找出造成系统失效并引起机组出力损失的关键子部件,并在此基础上,探讨设计了优化的可行方案。为后续反应堆保护系统的优化设计、故障诊断、系统维护,以及提高核电机组运行的经济效益提供了参考。Based on the analysis of failure mode effects,combined with the system functions and related hardware and software design,the reliability of the nuclear power plant reactor protection system based on the Tricon platform of the decentralized control system was analyzed,and the key subcomponents that caused system failure and cause unit loss were found.On this basis,a feasible plan for optimization was discussed and designed,which provided a reference for the optimization design,fault diagnosis,system maintenance of the subsequent reactor protection system,as well as improving the economic benefits of the operation of nuclear power units.

关 键 词：单一故障 失效分析 停机停堆 

分 类 号：TM623[电气工程—电力系统及自动化]