The invention discloses an electromagnetic compatibility data acquisition and storage system for an axle counter in the technical field of rail transit, and aims to solve the technical problem of acquisition of electromagnetic compatibility test data of the axle counter and a vehicle in EN50238-3-2019. The system comprises a communication transmission circuit which is used for transmitting a control signal sent by an upper computer to a main controller circuit and transmitting an analog signal collected by the main controller circuit to the upper computer; the analog acquisition circuit is used for performing attenuation program control and conversion on the acquired magnetic field signal of the antenna magnetic field to obtain a digital signal with analog information; the main controller circuit is used for receiving and storing the digital signal of the analog acquisition circuit after setting a sampling rate, a measuring range and a channel in the main controller circuit according to the control signal; according to the invention, X-axis, Y-axis and Z-axis low-voltage signals sensed by the low-frequency and high-frequency antennas of the axle counter can be acquired, so that data can be provided and applied to evaluation of the standard limit value of the electromagnetic compatibility of the axle counter, and the device has the advantages of portability, low power consumption and the like.

    本发明公开了轨道交通技术领域的一种计轴器电磁兼容的数据采集存储系统,旨在解决EN50238‑3‑2019中的计轴器与车辆电磁兼容测试数据采集技术问题。其包括通讯传输电路,用于将上机位发出的控制信号传递至主控制器电路和将主控制器电路采集到的模拟信号传递至上机位;模拟采集电路,用于对采集到的天线磁场的磁场信号进行衰减程控及转换得到带模拟信息的数字信号;主控制器电路,用于根据控制信号对主控制器电路内的采样速率、量程及通道进行设置后,接收所述模拟采集电路的数字信号并储存,本发明能够采集计轴器低频与高频天线感应的X轴、Y轴、Z轴低电压信号从而提供数据应用于计轴器电磁兼容性标准限值评估,具有便携,低功耗等优势。


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    Titel :

    Axle counter electromagnetic compatibility data acquisition and storage system


    Weitere Titelangaben:

    一种计轴器电磁兼容的数据采集存储系统


    Beteiligte:
    LIU XIAOJING (Autor:in) / FENG LINA (Autor:in) / QIU YUCHENG (Autor:in) / CHEN SI (Autor:in) / LI JIE (Autor:in) / LIU YANG (Autor:in) / ZHI YONGJIAN (Autor:in) / LIU SONGLIN (Autor:in) / YANG TIANFAN (Autor:in)

    Erscheinungsdatum :

    2023-05-30


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC



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