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    • 12. 发明公开
    • SWITCH RELUCTANCE MOTORS AND EXCITATION CONTROL METHODS FOR THE SAME
    • 开关磁阻和刺激及其控制方法
    • EP2693614A4
    • 2016-11-16
    • EP12762932
    • 2012-03-29
    • DAI SHANSHAN
    • LU XIAOFENG
    • H02P6/00H02K7/08H02K19/10H02K21/18
    • H02P25/08H02K7/085H02K19/103H02K21/185H02K21/225H02K2201/12
    • Provided are multiple switched reluctance motors and excitation control methods for same. Motors with various structures are provided having the same structural characteristics, to wit, a stator formed of an even number of salient pole pairs (101, 102) and a rotor formed of an even number of salient pole pairs (104, 105). The salient poles of the stator salient pole pairs (101, 102) are arranged opposite the salient poles of the rotor salient pole pairs (104, 105), with minimal air gaps left between said salient pole pairs, thus leaving the shortest magnetic return paths between the stator salient pole pairs (101, 102) and the rotor salient pole pairs (104, 105) arranged opposite one another, thus satisfying the minimum reluctance principle of the switched reluctance motor. In addition, due to the magnetic isolation between each stator salient pole pair, the performance of the magnetic pole of each stator salient pole pair (101, 102) is controlled by an excitation control power source and changed independently. Also provided are novel excitation control methods for motors having the described structural characteristics. Each stator salient pole pair (101, 102) of the motors can participate to the maximum in exerting effect on the rotor salient pole pair (104, 105), thus allowing the motors to obtain greater continuous torque and higher power density.
    • 13. 发明公开
    • ELECTRIC EXCITATION PERMANENT MAGNET SWITCH, ELECTRIC EXCITATION PERMANENT MAGNET SWITCH RELUCTANCE MOTOR AND ELECTRIC EXCITATION METHOD
    • 与电励磁,不愿与电刺激和电励磁程序永磁开关永磁开关
    • EP2693616A1
    • 2014-02-05
    • EP12763814.6
    • 2012-03-29
    • Dai, Shanshan
    • LU, Xiaofeng
    • H02K41/03H02P25/08
    • An electric excitation permanent magnet switch, an electric excitation permanent magnet switch reluctance motor and an excitation method. The two magnetic poles of a permanent magnet (12) of a permanent magnet switch and the two ends of an iron core wound with an excitation coil (11) are connected to each other separately via two soft magnets (12), with the soft magnet having a salient pole (14,15) provided thereon. A motor uses the permanent magnet switch as the basic component of the stator and rotor, with two magnetic salient poles of each component being arranged axially, wherein the salient pole of the stator component and that of the rotor component are arranged in an opposite manner with an air gap, the excitation coil of the stator component and the rotor component at the symmetric axis position is taken as a phase line to access an excitation control power supply after serial connection or parallel connection. Electric excitation is carried out on the combined motor formed by shaft connection and rotation dislocation among single motors and the stator component in a bi-phase way simultaneously. The electric excitation permanent magnet switch and electric excitation permanent magnet switch reluctance motor are energy-saving, low in magnetic loss and high in magnetic efficiency, which use the combined motor and bi-phase electric excitation, realizing small subdivision stepping angle and improving operation stability, control precision and output power.
    • 一种电动励磁永磁开关电动励磁永磁开关磁阻电机和激励方法。 永久磁铁开关的永久磁铁(12)的两个磁极和铁芯缠绕的励磁线圈的两端(11)分别通过两个软磁体(12)与软磁体连接到海誓山盟 具有凸极(14,15)设置在其上。 电动机使用永久磁铁开关作为定子和转子的基本组成,其中每个元件的两个磁凸极被沿轴向布置,worin定子部件的凸极,也做了转子组件被布置在与相反的方式的 的气隙,定子分量和在对称轴位置上的转子部件的励磁线圈被取为相线串行连接或并行连接之后访问到励磁控制电源。 电激励进行所述组合电动机形成由单个马达和一个双相定子部件的方式同时间轴连接和旋转错位。 该电动励磁永磁开关和电动励磁永磁开关磁阻电机是节能,低磁损耗和在磁效率,这使用组合电动机和双相电激励高,实现小的细分步进角和提高操作稳定性 ,控制精度和输出功率。