The present disclosure refers to an electric-vehicle battery system comprising: a high voltage system, HV system, with a plurality of connected rechargeable battery cells;a low voltage system, LV system, with an operating voltage lower than an operating voltage of the HV system, wherein the LV system supplies a battery system manager, BSM:a real time clock, RTC, configured for providing a system time to the BSM; anda battery disconnect unit, BDU, comprising BDU relays to switchably open or close an HV line of the HV system and a BDU control unit adapted to control the BDU relays, wherein the BDU is adapted to exchange data with the BSM via a communication interface.The RTC is integrated into the BDU and the BDU is adapted such that the RTC is at least temporarily powered by the HV system.

    本公开涉及一种电动车辆电池系统,包括:具有多个连接的可再充电电池单体的高电压系统HV系统;具有低于HV系统的操作电压的操作电压的低电压系统LV系统,其中,LV系统向电池系统管理器BSM供应电力;配置用于向BSM提供系统时间的实时时钟RTC;和电池断开单元BDU,包括可切换地打开或者关闭HV系统的HV线的BDU继电器和适于控制BDU继电器的BDU控制单元,其中,BDU适于经由通信接口与BSM交换数据。RTC集成到BDU中,且适配BDU以使得RTC至少临时由HV系统供电。


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    Titel :

    ELECTRIC-VEHICLE BATTERY SYSTEM COMPRISING A REAL TIME CLOCK


    Weitere Titelangaben:

    包括实时时钟的电动车辆电池系统


    Beteiligte:
    HOFER MAXIMILIAN (Autor:in) / SCHMIEDHOFER CHRISTOPH (Autor:in) / TRATHNIGG THOMAS (Autor:in) / DULLER KURT (Autor:in) / MANDIC RENATO (Autor:in) / DAMIR KOVAC (Autor:in)

    Erscheinungsdatum :

    2021-10-01


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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