核电厂安全级高可靠主控制器设计技术研究  

Design Technology for Highly Reliable Main Controller of Security Level in Nuclear Power Plants

作　　者：马权[1] 罗琦[1] 宋小明[1] 刘艳阳[1] Ma Quan;Luo Qi;Song Xiaoming;Liu Yanyang(Science and Technology on Reactor System Design Technology Laboratory,Nuclear Power Institute of China,Chengdu,610213,China)

机构地区：[1]中国核动力研究设计院核反应堆系统设计技术重点实验室

出　　处：《核动力工程》2019年第3期81-86,共6页Nuclear Power Engineering

摘　　要：从安全级数字化仪控系统(DCS)平台主控制器的功能特点、设备特点以及应用特点出发,结合相关法律法规及标准要求,对高可靠主控制器设计的诊断、冗余、通信、嵌入式软件开发等关键技术进行了研究,并将其应用于中国核工业集团有限公司安全级DCS平台--龙鳞系统(NASPIC)的主控模块设计中,同时搭建了华龙一号模拟件,并以停堆、专设、定期试验等典型样例对模拟件进行了功能测试和性能测试,这些测试和核安全局鉴定试验的结果表明,诊断覆盖率达到98%,超出标准要求;实测通信误码率小于10-11,达到甚至超过其他主流厂家安全级DCS产品指标;热备冗余架构、嵌入式软件均满足1E级设备要求,实现了主控制器的高可靠性。Considering the characteristics of the main controller of the digital control system(DCS)platform of security level and its function and application,based on the specifications in relevant laws,regulations and standards,studies had been conducted on the diagnosis,redundancy,communication and embedded design of the highly reliable main controller.Key technologies such as software development were studied and applied in the design of the main control module of the China National Nuclear Corporation’s DCS platform of security level,the Nuclear Advanced Safety Platform of I&C(NASPIC).At the same time,the HPR1000 simulation platform was built and its functions and performance were tested in the shutdown function test,engineering safety facility actuation function test and periodic tests.These tests and the qualification test conducted by the National Nuclear Safety Administration showed that the diagnostic coverage rate reached 98%,exceeding the standard requirements;the measured communication error rate was less than 10-11,meeting or even exceeding the security level DCS product specifications of other manufacturers;the hot standby redundancy architecture and embedded software meet the requirements of Class1 E equipment,ensuring the high reliability of the main controller.

关 键 词：主控制器 诊断 热备 通信 数字化仪控系统(DCS) 

分 类 号：TL362[核科学技术—核技术及应用]