The invention discloses a positioning device, method and system for a rail transit train and a medium, particularly relates to the technical field of train positioning, and is technically characterized in that the positioning device comprises an acceleration detection unit, a power supply unit, a control processing unit, a data storage unit and a data transmission unit; the acceleration detection unit is fixed on a train body of a subway, and the acceleration detection unit is used for detecting the three-axis acceleration of the train; the power supply unit is used for supplying power to the positioning device; the data storage unit is used for storing a track line information graph containing position parameters corresponding to each line position point; the control processing unit is used for calculating to obtain a positioning information group of the current running position of the train according to the three-axis acceleration detected by the acceleration detection unit, extracting the track line information diagram in the data storage unit, comparing the positioning information group with position parameters in the track line information diagram one by one, and outputting the comparison result; and determining a line position point corresponding to the current position of the train.

    本发明公开了一种用于轨道交通列车的定位装置、方法、系统及介质,具体涉及列车定位技术领域,其技术要点为:定位装置包括加速度检测单元、供电单元、控制处理单元、数据存储单元以及数据传输单元;加速度检测单元固定在地铁的车体上,且加速度检测单元用于检测列车的三轴加速度;供电单元用于给定位装置供电;数据存储单元用于存储包含有每个线路位置点对应的位置参数的轨道线路信息图;控制处理单元用于根据加速度检测单元检测的三轴加速度,计算得到列车当前行驶位置的定位信息组,并提取数据存储单元中的轨道线路信息图,将定位信息组和轨道线路信息图中的位置参数进行一一对比,以确定列车当前位置对应的线路位置点。


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    Title :

    Positioning device, method and system for rail transit train and medium


    Additional title:

    一种用于轨道交通列车的定位装置、方法、系统及介质


    Contributors:
    TANG XIN (author) / FANG ZHIJUN (author) / TANG BO (author)

    Publication date :

    2024-12-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC



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