Provided is a power storage system capable of efficiently charging in accordance with the voltage state of a charging device. A power storage system includes: a first storage battery capable of switching a voltage state; a three-phase motor driven by the power supplied by the first battery; an inverter connected to a power supply circuit between the first battery and the three-phase motor; a DC power supply circuit connected to the power supply circuit; a branch circuit that branches from the DC power supply circuit on the positive electrode side and is connected to a coil of any phase of the three-phase motor; a smoothing capacitor, one end of which is connected to the negative-electrode-side power supply circuit and the other end of which is connected to the positive-electrode-side power supply circuit or the branch circuit; a DC-DC converter connected to the power supply circuit via a converter circuit; and a low-voltage second battery connected to the DC-DC converter.

    提供一种能够根据充电设备的电压状态高效地进行充电的蓄电系统。蓄电系统包括:第一蓄电池,其可切换电压状态;三相马达,其由第一蓄电池供给的电力驱动;逆变器,其连接于第一蓄电池与三相马达之间的电力供给电路上;直流供电电路,其连接于电力供给电路上;分支电路,其从正极侧的直流供电电路分支,连接于三相马达的任一相的线圈;平滑电容器,其一端连接于负极侧的电力供给电路,另一端连接于正极侧的电力供给电路或分支电路;DC‑DC转换器,其经由转换器电路而连接于电力供给电路;以及低电压的第二蓄电池,其连接于DC‑DC转换器。


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    Titel :

    Electricity storage system


    Weitere Titelangaben:

    蓄电系统


    Beteiligte:
    OGIWARA YASUSHI (Autor:in) / YAMADA YASUO (Autor:in)

    Erscheinungsdatum :

    31.05.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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