A battery management device according to an embodiment disclosed in the present document may comprise: a data management unit for calculating the state of health (SOH) of each of a plurality of batteries; and a controller for identifying a plurality of target batteries on the basis of a first value that is a deviation of the state of health of each of the plurality of batteries compared to an average value of the states of health of the plurality of batteries, dividing the plurality of target batteries into a plurality of groups on the basis of the state of health, and diagnosing at least one target battery on the basis of a deviation in an open circuit voltage (OCV) between the plurality of target batteries included in each of the plurality of groups.

    Le présent document divulgue, selon un mode de réalisation, un dispositif de gestion de batterie qui peut comprendre : une unité de gestion de données pour calculer l'état de santé (SOH) de chaque batterie d'une pluralité de batteries ; et un dispositif de commande pour identifier une pluralité de batteries cibles sur la base d'une première valeur qui est un écart de l'état de santé de chaque batterie de la pluralité de batteries par rapport à une valeur moyenne des états de santé de la pluralité de batteries, pour diviser la pluralité de batteries cibles en une pluralité de groupes sur la base de l'état de santé, et pour diagnostiquer au moins une batterie cible sur la base d'un écart dans une tension de circuit ouvert (OCV) entre la pluralité de batteries cibles incluses dans chaque groupe de la pluralité de groupes.

    본 문서에 개시된 일 실시예에 따른 배터리 관리 장치는 복수의 배터리 각각의 퇴화도(SOH)를 산출하는 데이터 관리부 및 상기 복수의 배터리의 퇴화도의 평균값 대비 상기 복수의 배터리 각각의 퇴화도의 편차인 제1 값을 기초로 복수의 타겟 배터리를 식별하고, 상기 복수의 타겟 배터리를 퇴화도를 기초로 복수의 그룹으로 구분하고, 상기 복수의 그룹 각각에 포함된 복수의 타겟 배터리 간의 개방 회로 전압(OCV)의 편차에 기초하여 적어도 하나의 타겟 배터리를 진단하는 컨트롤러를 포함할 수 있다.


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    Title :

    BATTERY MANAGEMENT DEVICE AND OPERATION METHOD THEREFOR


    Additional title:

    DISPOSITIF DE GESTION DE BATTERIE ET SON PROCÉDÉ DE FONCTIONNEMENT
    배터리 관리 장치 및 그것의 동작 방법


    Contributors:
    KIM KI HOON (author) / JUNG JIN WON (author) / JANG JIN WOO (author)

    Publication date :

    2024-10-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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