An energy storage system may include one or more battery packs, wherein one terminal of the one or more battery packs is electrically coupled to a resistor representative of an isolation resistance of the energy storage system, a semiconductor relay switch, a plurality of resistors configured to electrically couple to the one or more battery packs via the semiconductor relay switch, a gain field-effect transistor (FET) configured to electrically short at least one resistor of the plurality of resistors, one or more capacitors electrically couples to a system ground of a vehicle and the one or more battery packs, and a control system configured to control the semiconductor switch and the gain FET.


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    Titel :

    Isolation barrier fault detection circuit


    Beteiligte:
    DULLE RONALD J (Autor:in) / JOHNSON MARK R (Autor:in)

    Erscheinungsdatum :

    2018-12-25


    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



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