A battery charging apparatus includes a bi-directional charger including a first switching circuit connected to an AC terminal, a second switching circuit connected to a battery, and a transformer connected between the first switching circuit and the second switching circuit. The battery charging apparatus also includes a controller configured to switch a leg included in the first switching circuit based on a first carrier wave and a first duty command, configured to switch a leg included in the second switching circuit based on a second carrier wave and a second duty command, configured to adjust a phase of the second carrier wave compared to a phase of the first carrier wave by a phase shift angle according to an active power command, and configured to adjust a phase of the second duty command according to the reactive power command.


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    Title :

    BATTERY CHARGING APPARATUS


    Contributors:

    Publication date :

    2024-02-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    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 / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen



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