Disclosed is a battery management apparatus, which includes: a pre-charging unit having a plurality of switches and connected to the first main relay in parallel, the pre-charging unit being connected between the second main relay and the second charging/discharging terminal; a control unit configured to control the plurality of switches so that an output voltage of the battery module is reduced to a reduced voltage and output between the first charging/discharging terminal and the second charging/discharging terminal; and a diagnosing unit configured to diagnose a connection state in the load based on a load current value of the current flowing in the load to which the reduced voltage is applied.


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    Title :

    Battery management apparatus, and battery pack and vehicle including the same


    Contributors:
    SONG HYEON-JIN (author) / YU SEON-UK (author) / CHOI YANG-LIM (author)

    Publication date :

    2020-01-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen





    Battery Management Apparatus, And Battery Pack And Vehicle Including The Same

    KIM WON-GON | European Patent Office | 2019

    Free access

    BATTERY MANAGEMENT APPARATUS, AND BATTERY PACK AND VEHICLE INCLUDING THE SAME

    SONG HYEON-JIN / YU SEON-UK / CHOI YANG-LIM | European Patent Office | 2019

    Free access

    Battery management apparatus, and battery pack and vehicle including the same

    KIM WON-GON | European Patent Office | 2020

    Free access