Battery management systems and methods for operation of same are provided. A first switchable resistance may be connected between a cell stack positive end and ground. A second switchable resistance may be connected between a cell stack negative end and ground. The switches for each resistance may be alternately opened and closed, with comparison of the resulting currents through each resistance being indicative of a location of isolation leakage current within a battery system cell stack, and/or the magnitude of isolation leakage current. Currents through the first and/or second switchable resistances may also be indicative of Y capacitance. The first and second switchable resistances may further be used to reduce energy stored by Y capacitance.


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    Titel :

    LOCATION-DETERMINANT FAULT MONITORING FOR BATTERY MANAGEMENT SYSTEM


    Weitere Titelangaben:

    ORTSBESTIMMENDE FEHLERÜBERWACHUNG FÜR EIN BATTERIEVERWALTUNGSSYSTEM
    SURVEILLANCE DE DÉFAUT POUR SYSTÈME DE GESTION DE BATTERIE


    Beteiligte:
    STAFL ERIK (Autor:in)

    Erscheinungsdatum :

    08.11.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / 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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