The invention provides a method and device for detecting the connection condition of a high-voltage connection point of a battery pack, the battery pack comprises a battery and an inductor, the method comprises the steps of controlling the battery pack to enter a self-heating process, detecting current characteristic information of loop current between the battery and the inductor in the self-heating process, and determining the connection condition of the high-voltage connection point of the battery pack according to the current characteristic information, and detecting connection condition information of a high-voltage connection point in the battery pack. By implementing the method disclosed by the invention, the comprehensiveness of the connection condition detection of the high-voltage bus can be effectively improved, and the connection condition detection effect is improved.

    本公开提出一种电池包高压连接点的连接状况检测方法和装置,电池包包括:电池和电感,方法包括:控制电池包进入自加热过程,检测电池和电感间的回路电流在自加热过程中的电流特性信息,根据电流特性信息,检测电池包中高压连接点的连接状况信息。通过实施本公开的方法,能够有效提升高压母线的连接状况检测的全面性,提升连接状况检测效果。


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    Titel :

    Method and device for detecting connection condition of high-voltage connection point of battery pack


    Weitere Titelangaben:

    电池包高压连接点的连接状况检测方法和装置


    Beteiligte:
    LI CHAO (Autor:in)

    Erscheinungsdatum :

    2022-10-11


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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