A system is provided with which data on the internal state of a storage battery such as SOC-OCV characteristics and FCC can be obtained with high accuracy and highly accurate estimation is possible even in the case of repeating charging and discharging for a long period. The storage battery management system includes a vehicle that includes a unit enabling data transmission and reception; the vehicle includes a storage battery, a balancing circuit electrically connected to the storage battery, and a vehicle control unit having a function of controlling the balancing circuit; the storage battery includes an assembled battery including a plurality of battery cells; the vehicle control unit has a function of selecting an estimated value that most closely shows a state of each of the battery cells included in the assembled battery; and the balancing circuit has a function of being controlled in accordance with the selected estimated value.


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    Title :

    STORAGE BATTERY MANAGEMENT SYSTEM, VEHICLE, AND SERVER DEVICE


    Contributors:

    Publication date :

    2025-02-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G07C TIME OR ATTENDANCE REGISTERS , Zeit- oder Anwesenheitskontrollgeräte / 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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