An apparatus for diagnosing a battery, according to one embodiment of the present invention, comprises: a profile acquisition unit configured to acquire a battery profile indicating a corresponding relationship between the voltage and the capacity of a battery; and a control unit configured to divide a capacity section of the battery profile into a plurality of sections, derive, from each divided section, a target value for any one target indicator associated with a differential capacity peak or resistance among a plurality of preset diagnostic indicators, compare a corresponding relationship between the derived plurality of target values with a reference profile preset so as to indicate a corresponding relationship between the plurality of target indicators, and diagnose the state of the battery according to the comparison result.

    Un appareil de diagnostic d'une batterie, selon un mode de réalisation de la présente invention, comprend: une unité d'acquisition de profil configurée pour acquérir un profil de batterie indiquant une relation correspondante entre la tension et la capacité d'une batterie; et une unité de commande configurée pour diviser une section de capacité du profil de batterie en une pluralité de sections, dériver, à partir de chaque section divisée, une valeur cible pour n'importe quel indicateur cible associé à un pic ou une résistance de capacité différentielle parmi une pluralité d'indicateurs de diagnostic prédéfinis, comparer une relation correspondante entre la pluralité dérivée de valeurs cibles avec un profil de référence prédéfini afin d'indiquer une relation correspondante entre la pluralité d'indicateurs cibles, et diagnostiquer l'état de la batterie en fonction du résultat de la comparaison.

    본 발명의 일 실시예에 따른 배터리 진단 장치는 배터리의 전압과 용량 간의 대응 관계를 나타내는 배터리 프로파일을 획득하도록 구성된 프로파일 획득부; 및 상기 배터리 프로파일의 용량 구간을 복수의 구간으로 구분하고, 구분된 각각의 구간에서 미리 설정된 복수의 진단 지표 중 미분 용량 피크 또는 저항과 관련된 어느 하나의 타겟 지표에 대한 타겟값을 도출하며, 도출된 복수의 타겟값 간의 대응 관계를 복수의 타겟 지표 간의 대응 관계를 나타내도록 미리 설정된 기준 프로파일과 비교하고, 비교 결과에 따라 배터리의 상태를 진단하도록 구성된 제어부를 포함한다.


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    Title :

    APPARATUS AND METHOD FOR DIAGNOSING BATTERY


    Additional title:

    APPAREIL ET PROCÉDÉ DE DIAGNOSTIC DE BATTERIE
    배터리 진단 장치 및 방법


    Contributors:
    BAE YOON-JUNG (author) / KIM JU-RI (author) / KIM TAE-IN (author) / PAK SEON-HO (author) / SUN KYUNG-EUN (author) / JEONG HEE-SEOK (author)

    Publication date :

    2025-08-07


    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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