基于自主基础软件的轨道交通安全计算机平台  

Safety Computer Platform in Urban Rail Transit Based on Independent Infrastructure Software

作　　者：周庭梁 夏伟 蒋建金 傅林泰 ZHOU Tingliang;XIA Wei;JIANG Jianjin;FU Lintai(CASCO Signal Ltd.,200071, Shanghai, China)

机构地区：[1]卡斯柯信号有限公司

出　　处：《城市轨道交通研究》2019年第7期83-87,共5页Urban Mass Transit

摘　　要：针对目前我国缺乏符合功能安全完整性等级SIL3的高安全嵌入式实时操作系统产品、自主的安全计算机平台和控制器核心产品这一问题,介绍了安全计算机平台架构的设计,以及应用于安全计算机平台的自主研制的操作系统。介绍了对安全中间件的安全协议、自检测技术和接口设计。测试结果表明,基于自主操作系统的轨道交通安全计算机平台符合功能安全完整性等级要求。To address the current problems of the high-safety embedded real-time operating system products, independent safety computer platform and controller core products that cannot fully meet the functional safety integrity level SIL3, the structural design of safety computer platform, the application of Independent operating system to the platform are introduced, the security protocol of the safety middleware, the automatic detection technology and interface design are elaborated.The testing result shows that the safety computer platform based on autonomous operating system for urban rail transit could meet the requirements of functional safety integrity level SIL3.

关 键 词：轨道交通 安全计算机平台 自主基础软件 安全中间件 

分 类 号：U284.48[交通运输工程—交通信息工程及控制]