新一代地铁远程通信ATS系统设计与实现

从地铁车辆安全的角度出发,提出对地铁车辆远程信号的采集方式、处理方式、控制方式、存储方式等方面进行优化设计,设计并实现了更为先进的地铁远程信号采集处理及自动监控系统(ATS系统),根据地铁车辆专属信号特性对信号采集电路与前置放大电路进行了从新设计,增强了信号的稳定性,设计并改进了轨道50Hz相敏信号的滤波电路,增强了信号的抗干扰能力,设计了光电隔离电路对采集信号进行隔离,一方面保证了单片机免受外部电源的干扰,另一方面也增强了信号的远距离传输能力,并设计了系统相关模块的接口电路,这些改进电路对于提高地铁车辆的安全可靠运行起到了积极的作用。

A new generation of metro telecommunications ATS system design and implementation

From the perspective of the subway vehicle safety, put forward the subway vehicle remote signal acquisition methods, processing methods, such as control method for optimization design, designed and implemented a more advanced subway remote signal collection and processing and automatic monitoring system (ATS), according to the characteristics of metro vehicle exclusive signal on signal acquisition circuit and the preamplifier circuit from the new design, to enhance the stability of the signal, the design and improve the orbit 50 hz phase-sensitive signal filter circuit, to enhance the anti-jamming capacity of signals, designed a photoelectric isolating circuit for signal isolation, on the one hand, to ensure the MCU from the interference of external power supply, on the other hand also enhanced signal remote transmission capacity, and designs the system related module interface circuit, the improved circuit for improving safe and reliable operation of subway vehicle has played a positive role.