A system including a vehicle having a motive electrical power path, a power distribution unit comprising a current protection circuit disposed in the motive electrical power path, the current protection circuit comprising a thermal fuse and a contactor in a series arrangement with the thermal fuse. The system further including a current source circuit electrically coupled to the thermal fuse and structured to inject a current across the thermal fuse, a hardware filter electrically coupled to the thermal fuse, the hardware filter comprising a cutoff frequency determined in response to an injection frequency of the current source circuit, and sa voltage determination circuit electrically coupled to the thermal fuse and structured to determine an injected voltage amount in response to the filtered injected current.


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    Titel :

    Fuse and contactor with active current injection


    Beteiligte:

    Erscheinungsdatum :

    2023-08-29


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01H Elektrische Schalter , ELECTRIC SWITCHES / 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 / H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen



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