A power supply system 1 includes: a DC power supply 30; a variable voltage power supply 7 serving as an isolated bidirectional DC/DC converter that outputs power of a variable voltage E2 from a pair of secondary-side input/output terminals 72p and 72n; a positive electrode power line 21 and a negative electrode power line 22 that are connected to both electrodes of the DC power supply 30; a switching circuit 5 including a plurality of arm switching elements 51, 52, 53, and 54 that connect the power lines 21 and 22 and a load 4; a backflow prevention switching element 34 that is provided on the positive electrode power line 21 between the pair of secondary-side input/output terminals 72p and 72n; a power supply driver 6 that operates the variable voltage power supply 7 and the backflow prevention switching element 34; and a switching circuit driver 8.


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    Titel :

    POWER SUPPLY SYSTEM AND MOVING BODY


    Beteiligte:

    Erscheinungsdatum :

    2022-12-08


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern



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