冗余技术在NASPIC平台的应用研究  

The application of redundant technology in NASPIC

作　　者：郑国敏 张旭 刘全东 梁旭东 Zheng Guomin;Zhang Xu;Liu Quandong;Liang Xudong(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,成都610213

出　　处：《现代计算机》2024年第15期79-83,共5页Modern Computer

基　　金：国家重点研发计划基金资助项目(2022YFB3305200)。

摘　　要：冗余是一种提高系统可靠性的手段,通过增加重复的组件或步骤来提高系统的容错性和稳定性。在关键技术、关键组件中添加额外的功能或备份,冗余技术可以实现在一个或多个组件出现故障时,确保系统的正常运行。经过对冗余技术在核安全级DCS龙鳞平台(NASPIC)的应用研究,介绍了冗余技术的概念、分类和冗余设计的原则,阐述了NASPIC平台的核心架构、运行机制和功能特点。通过分析处理器冗余、工作站冗余、通信冗余等技术在NASPIC平台的应用场景,总结了冗余技术在NASPIC平台的应用效果。redundancy is a means to improve the reliability of the system,by adding repetitive components or steps to improve the fault tolerance and stability of the system.By adding additional functionality or backup to critical technologies and critical components,redundancy technology ensures that a system will continue to function when a single or multiple components fail.Through the application research of redundancy technology in the Nuclear Advanced Safety Platform of I&C(NASPIC),the concept,classification and principles of redundancy design of redundancy technology are introduced,and the core architecture,operation mechanism and functional characteristics of NASPIC platform are described.By analyzing the application scenarios of processor redundancy,workstation redundancy and communication redundancy in NASPIC platform,the application effect of redundancy technology in NASPIC platform is summarized.

关 键 词：冗余技术 NASPIC 核安全级DCS 可靠性 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置] TM623[自动化与计算机技术—控制科学与工程]