본 발명의 일 실시예에 따른 배터리 진단 장치는 배터리의 미분 용량과 전압 간의 대응 관계를 나타내는 미분 프로파일을 획득하도록 구성된 프로파일 획득부; 및 상기 미분 프로파일에서 타겟 피크를 결정하고, 상기 타겟 피크를 기준으로 상기 미분 프로파일의 제1 용량 및 제2 용량을 산출하고, 상기 제1 용량과 상기 제2 용량 간의 용량 비율을 산출하며, 산출된 용량 비율을 미리 저장된 기준 용량 비율과 비교하여 상기 배터리의 상태를 진단하도록 구성된 제어부를 포함한다.

    A battery diagnostic apparatus according to an embodiment of the present invention includes: a profile obtaining unit configured to obtain a differential profile indicating a correspondence relationship between a differential capacity and a voltage of a battery; and a control unit configured to determine a target peak in the differential profile, calculate a first capacity and a second capacity of the differential profile on the basis of the target peak, calculate a capacity ratio between the first capacity and the second capacity, and diagnose the state of the battery by comparing the calculated capacity ratio with a pre-stored reference capacity ratio.


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    Titel :

    APPARATUS AND METHOD FOR DIAGNOSING BATTERY


    Weitere Titelangaben:

    배터리 진단 장치 및 방법


    Beteiligte:
    KWAK MIN (Autor:in) / SUN KYUNG EUN (Autor:in)

    Erscheinungsdatum :

    26.11.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

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



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