The invention discloses a current abnormity monitoring device, a current abnormity monitoring method and a vehicle. The current abnormity monitoring device comprises a fluxgate current sensor which sleeves a power supply module and is used for monitoring a current signal output by the power supply module; the current and voltage conversion resistor is connected with the output end of the fluxgate current sensor, and the current and voltage conversion resistor is used for converting the current signal into a voltage signal; the voltage comparison module is connected with the current-voltage conversion resistor in parallel, and the voltage comparison module is used for outputting an abnormal alarm signal when the voltage signal is greater than a preset voltage threshold value; the abnormal current alarm module is connected with the voltage comparison module and is used for outputting abnormal current information in response to the abnormal alarm signal; and the fault recording module is used for storing abnormal current information. According to the invention, the resolution of current monitoring and the accuracy of a current monitoring result are improved, and the traceability of the current direction of the abnormal current is ensured, so that the reliability of fault information analysis of the vehicle is improved.

    本申请涉公开了一种电流异常监测装置、监测方法和车辆。电流异常监测装置包括磁通门电流传感器,套装于电源模块上,用于监测电源模块输出的电流信号;电流电压转换电阻,与磁通门电流传感器的输出端连接,电流电压转换电阻用于将电流信号转换成电压信号;电压比较模块,与电流电压转换电阻并联连接,电压比较模块用于当电压信号大于预设的电压阈值,输出异常报警信号;异常电流报警模块,与电压比较模块连接,异常电流报警用于响应于异常报警信号,输出异常电流信息;故障记录模块,用于存储异常电流信息。本申请有利于提高电流监测的分辨率和电流监测结果的准确性,同时确保异常电流的电流方向的可追溯性以提高车辆的故障信息分析的可靠性。


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    Title :

    Current abnormity monitoring device, monitoring method and vehicle


    Additional title:

    一种电流异常监测装置、监测方法和车辆


    Contributors:
    WANG BAOPING (author) / CI WEICHENG (author) / LI WEI (author) / MU DEZHI (author) / LI HAODONG (author) / LYU WENJIA (author) / XING YUBO (author) / QIAN ZHAOMIN (author) / ZHANG YAN (author)

    Publication date :

    2025-03-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

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



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