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.


    Access

    Download


    Export, share and cite



    Title :

    AN ELECTRIC-VEHICLE BATTERY SYSTEM COMPRISING A REAL TIME CLOCK


    Additional title:

    BATTERIESYSTEM MIT EINER ECHTZEITUHR FÜR EIN ELEKTROFAHRZEUG
    SYSTÈME DE BATTERIE DE VÉHICULE ÉLECTRIQUE COMPRENANT UNE HORLOGE EN TEMPS RÉEL


    Contributors:

    Publication date :

    2023-06-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    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



    ELECTRIC-VEHICLE BATTERY SYSTEM COMPRISING A REAL TIME CLOCK

    HOFER MAXIMILIAN / SCHMIEDHOFER CHRISTOPH / TRATHNIGG THOMAS et al. | European Patent Office | 2021

    Free access

    - AN ELECTRIC-VEHICLE BATTERY SYSTEM COMPRISING A REAL TIME CLOCK

    MAXIMILIAN HOFER / SCHMIEDHOFER CHRISTOPH / THOMAS TRATHNIGG et al. | European Patent Office | 2021

    Free access


    ELECTRIC-VEHICLE BATTERY SYSTEM INCLUDING A REAL TIME CLOCK

    HOFER MAXIMILIAN / SCHMIEDHOFER CHRISTOPH / TRATHNIGG THOMAS et al. | European Patent Office | 2021

    Free access

    Electric-vehicle battery system including a real time clock

    HOFER MAXIMILIAN / SCHMIEDHOFER CHRISTOPH / TRATHNIGG THOMAS et al. | European Patent Office | 2024

    Free access