A charging and discharging circuit and system, and an electric vehicle are provided. The charging and discharging circuit includes a battery (1), a motor (5), a first charging interface (6), a first bridge arm (2), a second bridge arm (3), a third bridge arm (4), a first switch (K1), a second switch (K2), a third switch (K3), a fourth switch (K4), a fifth switch (SI), a sixth switch (S2), a seventh switch (S3), and an eighth switch (S4). In the structure, the charging and discharging circuit can implement a driving mode and a charging mode. Therefore, an unnecessary component in the charging and discharging circuit is omitted, thereby reducing a volume of the charging and discharging circuit.


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    Title :

    CHARGING-DISCHARGING CIRCUIT AND SYSTEM, AND ELECTRIC VEHICLE


    Additional title:

    LADE-ENTLADE-SCHALTUNG UND SYSTEM UND ELEKTRISCHES FAHRZEUG
    CIRCUIT ET SYSTÈME DE CHARGE-DÉCHARGE, ET VÉHICULE ÉLECTRIQUE


    Contributors:
    SU FENG (author) / LIU WEIPING (author) / LIANG YONGTAO (author)

    Publication date :

    2022-07-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / 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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