A power converter (10) for operating a first electric machine (12) and a second electric machine (14), comprising:a first converter element (16), a second converter element (18) and a first terminal connection (21), a second terminal connection (22) and a third terminal connection (23) for connecting the power converter (10) to a three-phase energy supply (60), whereinthe first converter element (16) comprises a first rectifier circuit (31) and a second rectifier circuit (32), the second converter element (18) comprises a third rectifier circuit (33), whereinthe first rectifier circuit (31) has a first AC-side pole (51) and a second AC-side pole (52), the second rectifier circuit (32) has a third AC-side pole (53) and a fourth AC-side pole (54) and the third rectifier circuit (33) has a fifth AC-side pole (55) and a sixth AC-side pole (56),the first rectifier circuit (31) and the second rectifier circuit (32) are connected in parallel on the DC-voltage side and are connected to a common first DC-voltage-side pole (41) and a common second DC-voltage-side pole (42), whereinthe third rectifier circuit (33) is connected on the DC-voltage side to a third DC-voltage-side pole (43) and a fourth DC-voltage-side pole (44), whereinthe first DC-voltage-side pole (41) is at least connectable to the third DC-voltage-side pole (43) by means of a first current path (36) andthe second DC-voltage-side pole (42) is at least connectable to the fourth DC-voltage-side pole (44) by means of a second current path (37), whereinat least the first current path (36) or the second current path (37) comprises a semiconductor switch (64).


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    Title :

    STROMRICHTER


    Additional title:

    POWER CONVERTER
    CONVERTISSEUR DE COURANT


    Contributors:

    Publication date :

    2022-06-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    German


    Classification :

    IPC:    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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