The invention relates to an energy conversion device and a vehicle, belonging to the field of vehicles. The energy conversion device can realize isolated charging and discharging. The energy conversion device comprises: an AC motor, which has at least three phases and comprises x sets of windings, wherein each set of windings is staggered by an electrical angle theta, each phase winding of each set of windings comprises at least one branch coil, and the AC motor is enabled to operate by controlling all the phases of windings in each set of windings by using a motor vector; a motor controller, which comprises x groups of bridge arms, wherein each group of bridge arms is connected with the phase terminals of one set of windings, the number of the bridge arms is matched with the phase number of the windings connected with the bridge arms, the input ends of all the bridge arms of each group of bridge arms are connected together, and the output ends of all the bridge arms are connected together to respectively form a first confluence end and a second confluence end of the group of bridge arms; first switch modules, which are arranged between and connected with the midpoints of any three bridge arms of the first group of bridge arms and an AC charging and discharging interface; and second switch module, which are arranged between and connected with the first confluence ends and the second confluence ends of each group of bridge arms.

    本公开涉及一种能量转换装置及车辆,属于车辆领域,能够实现隔离充放电。一种能量转换装置,包括:交流电机,其相数至少为3相且包括x套绕组,各套绕组之间错开电角度θ,每套绕组的每相绕组包括至少一个支路线圈,通过采用电机矢量控制每一套绕组的所有相个绕组能使交流电机运行;电机控制器,其包括x组桥臂,每组桥臂与其中一套绕组的相端子相连接、其桥臂数量和与其相连接的绕组的相数相匹配,每组桥臂的所有桥臂的输入端共接、所有桥臂的输出端共接以分别形成该组桥臂的第一和第二汇流端;第一开关模块,其连接在第一组桥臂的任意三个桥臂的中点与交流充放电接口之间;第二开关模块,其连接在各组桥臂的第一汇流端之间以及第二汇流端之间。


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    Title :

    Energy conversion device and vehicle


    Additional title:

    能量转换装置及车辆


    Contributors:
    LING HEPING (author) / LI JICHENG (author) / XIE FEIYUE (author) / YANG NING (author) / ZHAO ZHIMENG (author)

    Publication date :

    2021-05-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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