The invention discloses a programmable logic control system applied to a subway train. The system comprises a programmable logic control unit, an embedded real-time operation module, a graphical programming module and a storage recording module are operated on the programmable logic control unit, and the periphery of a main control chip is connected with a communication interface circuit; and theprogrammable logic control unit at least comprises a power supply board card, a gateway board card with a recording function and various communication interfaces, two redundant main control board cards, a large bypass board card with four independent CAN communications, a plurality of groups of redundant digital quantity input and output board cards, an interface board card for external wiring anda back board, the main control board card is used for controlling input and output of digital quantity signals and controlling redundancy switching of fault board cards, the gateway board card is indata communication with external equipment, and the digital quantity input and output board cards are used for collecting and driving data signals.

    本发明公开了一种应用于地铁列车的可编程逻辑控制系统,包括:可编程逻辑控制单元,所述可编程逻辑控制单元上运行有嵌入式实时操作模块、图形化编程模块和存储记录模块,所述主控芯片的外围连接有通信接口电路;所述可编程逻辑控制单元至少包括电源板卡、带有记录功能及多种通信接口的网关板卡、两个冗余的主控板卡、具有四路独立CAN通信的大旁路板卡、多组冗余的数字量输入输出板卡、用于对外接线的接口板卡和背板,所述主控板卡用于控制数字量信号的输入和输出以及控制故障板卡的冗余切换,所述网关板卡与外界设备进行数据通讯,所述数字量输入输出板卡用于数据信号的采集和驱动。


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    Title :

    Programmable logic control system applied to subway train


    Additional title:

    一种应用于地铁列车的可编程逻辑控制系统


    Contributors:
    LIU BO (author) / WU JINGGUO (author) / LIU PENG (author) / LI YUANZHI (author) / LI MEIHUA (author) / WANG XINLI (author)

    Publication date :

    2020-04-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC



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