A power converter for an electric power system comprises a switching circuit (102) for supplying, in a first operating mode of the power converter, voltages for driving a rotating electric machine. The power converter comprises a contactor system (110) and a controller (109) for using, in a second operating mode of the power converter, the switching circuit and at least one of windings (115) of the rotating electric machine as a voltage-decreasing direct voltage converter between direct voltage terminals of the power converter. Therefore, the switching circuit of the power converter can be utilized both for driving the rotating electric machine and, for example, for charging a battery element connected to a direct voltage terminal of the power converter.


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    Title :

    A POWER CONVERTER, AN ELECTRIC POWER SYSTEM, AND A METHOD FOR CONTROLLING AN ELECTRIC POWER SYSTEM


    Additional title:

    STROMRICHTER, ELEKTRISCHES ENERGIESYSTEM UND VERFAHREN ZUR STEUERUNG EINES ELEKTRISCHEN ENERGIESYSTEMS
    CONVERTISSEUR DE PUISSANCE, SYSTÈME D'ALIMENTATION ÉLECTRIQUE ET PROCÉDÉ DE COMMANDE D'UN SYSTÈME D'ALIMENTATION ÉLECTRIQUE


    Contributors:

    Publication date :

    2020-09-09


    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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