The present disclosure discloses a pre-charging device, which comprises a first pre-charging unit connected to an external power supply and is used to provide first-stage pre-charging for a load, and a second pre-charging unit connected to an internal power supply and comprising a charge pump unit, which is used to convert a received voltage and output a predetermined constant voltage during the process of providing a second pre-charging stage for the load. The present disclosure also discloses a voltage converter and an electrified vehicle.


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    Title :

    A PRE-CHARGING DEVICE, A VOLTAGE CONVERTER AND AN ELECTRIFIED VEHICLE


    Additional title:

    VORLADEVORRICHTUNG, SPANNUNGSWANDLER UND ELEKTRIFIZIERTES FAHRZEUG
    DISPOSITIF DE PRÉCHARGE, CONVERTISSEUR DE TENSION ET VÉHICULE ÉLECTRIFIÉ


    Contributors:

    Publication date :

    2023-06-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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