The invention discloses a battery power supply device, a vehicle and a relay fault detection method, the battery power supply device comprises at least two battery packs and a control module; the battery pack comprises a battery pack, a first main positive relay and a first main negative relay; the at least two battery packs are connected in series and used for supplying power to external equipment; the first main positive relay and the first main negative relay are arranged in the battery pack, the first main positive relay is connected between the positive electrode of the battery pack and the positive electrode of the battery pack, and the first main negative relay is connected between the negative electrode of the battery pack and the negative electrode of the battery pack; the control module is used for controlling the first main positive relay to be connected or disconnected according to the output of the battery pack and controlling the first main negative relay to be connected or disconnected. The first main positive relay and the first main negative relay corresponding to the battery pack are arranged in the battery pack, so that the battery pack can be disconnected from supplying power to external equipment in time in case of abnormality, and personnel are prevented from getting an electric shock.

    本发明公开了一种电池供电装置、车辆和继电器故障检测方法,其中,电池供电装置包括:至少两个电池包和控制模块;所述电池包包括电池组、第一主正继电器和第一主负继电器;至少两个电池包串联连接,用于向外部设备供电;第一主正继电器和第一主负继电器设置在电池包内,第一主正继电器连接于电池组的正极和电池包的正极之间,第一主负继电器连接于电池组的负极和电池包的负极之间;控制模块用于根据电池包输出控制第一主正继电器导通或断开,以及控制第一主负继电器导通或断开。本发明通过在电池包内设置与电池包对应的第一主正继电器和第一主负继电器,在异常时可以及时断开电池包向外部设备供电,从而防止人员触电。


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    Titel :

    Battery power supply device, vehicle and relay fault detection method


    Weitere Titelangaben:

    一种电池供电装置、车辆和继电器故障检测方法


    Beteiligte:
    CHAO PENGJUN (Autor:in)

    Erscheinungsdatum :

    2023-12-08


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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