国产化列车网络控制系统安全完整性等级评估与认证  

Safety Integrity Level Assessment and Certification of Localization Train Network Control Management System

作　　者：赵强[1] 常振臣[1] 李砾工 王金田[1] 

机构地区：[1]长春轨道客车股份有限公司,吉林长春130062 [2]中国北车股份有限公司大连电力牵引研发中心,辽宁大连116022

出　　处：《机车电传动》2011年第6期1-5,共5页Electric Drive for Locomotives

摘　　要：在对国产化列车网络控制系统SIL认证核心工作进行分析的基础上,得出TCMS开发安全生命周期SIL过程活动评估的关键内容及其指标评估的具体方法。针对TCMS系统的安全要求及可容忍风险故障率的确定及分配进行了清晰的示意说明,对安全功能的时间故障数的计算方法进行了详细的例解分析。In this paper,on the basis of analyzing the core work for train network control system SIL certification,the key contents of SIL assessment activity process in TCMS development safety lifecycle were summarized,and a specific method for the SIL index assessment was brought up.In particular,a clear schematic description on determination and allocation process for the safety requirements and tolerable risk failure rate of TCMS was conducted.Meanwhile,a calculation method for failure in time（FIT） of safety function was also described in detail.

关 键 词：列车网络控制系统 安全完整性等级 评估 安全功能 

分 类 号：TP393[自动化与计算机技术—计算机应用技术] U266.2[自动化与计算机技术—计算机科学与技术]