The invention discloses an insulation detection device and method and a charging pile. The device comprises a first sampling unit and a second sampling unit which are arranged on a power supply loop, a first signal processing module connected with the first sampling unit, a second signal processing module connected with the second sampling unit, a detection module connected with the first signal processing module and the second signal processing module, a signal source and a reference source, the signal source is used for injecting voltage to the power supply ground wire; the reference source is used for outputting fixed voltage; the first signal processing module is used for acquiring a first sampling voltage on the first sampling unit and a corresponding first amplification voltage; the second signal processing module is used for acquiring a second sampling voltage on the second sampling unit and a corresponding second amplification voltage; and the detection module determines the insulativity of the power supply loop according to the first sampling voltage, the corresponding first amplification voltage, the second sampling voltage and the corresponding second amplification voltage. By using the scheme of the invention, high-precision and real-time insulation detection of a high-voltage power supply loop can be realized, and the power supply safety is ensured.

    本发明公开了一种绝缘检测装置及方法、充电桩,该装置包括:设置在供电回路上的第一采样单元和第二采样单元、与第一采样单元连接的第一信号处理模块、与第二采单元连接的第二信号处理模块、与第一信号处理模块和第二信号处理模块连接的检测模块、以及信号源和基准源;信号源用于向所述供电地线注入电压;基准源用于输出固定电压;第一信号处理模块用于获取第一采样单元上的第一采样电压和对应的第一放大电压;第二信号处理模块用于获取第二采样单元上的第二采样电压和对应的第二放大电压;检测模块根据第一采样电压和对应的第一放大电压、以及第二采样电压和对应的第二放大电压,确定供电回路的绝缘性。利用本发明方案,可以对高压供电回路实现高精度、实时的绝缘检测,保证供电安全性。


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Insulation detection device and method and charging pile


    Weitere Titelangaben:

    绝缘检测装置及方法、充电桩


    Beteiligte:
    WANG SHUDONG (Autor:in) / LYU FENG (Autor:in) / HE YUQING (Autor:in)

    Erscheinungsdatum :

    15.10.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



    Charging pile insulation monitoring device

    WU BINPENG | Europäisches Patentamt | 2021

    Freier Zugriff

    Charging pile detection circuit, charging system and charging pile detection method

    YUE YUNPENG / WANG JINMING / ZHU YINGSHUAI et al. | Europäisches Patentamt | 2024

    Freier Zugriff

    Portable charging pile fault detection device and charging pile fault detection method

    LI ZEWEI / CHEN YUJIANG / SUN WEIFANG et al. | Europäisches Patentamt | 2024

    Freier Zugriff

    Charging pile fault detection method and charging pile

    ZHONG JIELIN / LIU BOWEI / XU HUAN et al. | Europäisches Patentamt | 2023

    Freier Zugriff

    Fireproof high-insulation electric bicycle charging pile

    CHEN KE / MAO YUNMIN / WANG HONGCHAO et al. | Europäisches Patentamt | 2021

    Freier Zugriff