The disclosure provides a battery management device, method, and a chip. The device includes: an analog-digital converter connected with a first power supply access terminal, a second power supply access terminal and an impedance measuring element: wherein the analog-digital converter is configured to achieve analog-digital conversion between an accessed power supply and the impedance measuring element; the impedance measuring element is further connected with a comparator and a driving element; the impedance measuring element is configured to test an impedance of the accessed power supply; the comparator is configured to compensate delay generated by the driving element and an excitation signal generator; and the driving element is configured to drive the battery management device to work; and the excitation signal generator is connected with the comparator, the driving element, the first power supply access terminal and the second power supply access terminal.


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    Titel :

    Battery management device, method and chip


    Beteiligte:
    LI JOHNNY (Autor:in) / LI HAI (Autor:in)

    Erscheinungsdatum :

    2021-10-19


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

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



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