城市轨道交通CBTC关键技术——列车自动驾驶(ATO)子系统

Key Technology of CBTC in Urban Transit ——Automatic Train Operation(ATO) Subsystem

围绕城市轨道交通CBTC信号系统需求并基于列车运行流程,描述了ATO子系统所具备的列车自动驾驶、自动折返等关键功能及其工作原理。提出了基于紧凑型PCI工业计算机总线架构的ATO核心硬件设计方案,分析了包括操作系统和应用软件流程在内的ATO软件设计思路。

Focused on the demand of CBTC signal in urban transit and based on the train operation process,the paper describes the key functions and working principle of ATO subsystem of train automatic operation and automatic turnaround performance.It proposes design options for ATO core hardware based on compact PCI industrial computer bus architecture,and analyzes design ideas for ATO software including operating system and application software process.