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    • 6. 发明申请
    • ROTARY ELECTRIC MACHINE CONTROL SYSTEM AND ROTARY ELECTRIC MACHINE CONTROL METHOD
    • 旋转电机控制系统及旋转电机控制方法
    • WO2014057333A3
    • 2014-09-12
    • PCT/IB2013002210
    • 2013-09-24
    • TOYOTA MOTOR CO LTDYAMADA EIJIHIRAMOTO KENJI
    • YAMADA EIJIHIRAMOTO KENJI
    • H02P21/00H02K19/12H02K19/28H02K21/04H02P25/02H02P25/08
    • H02P21/0035H02K19/12H02P21/20H02P21/22H02P25/03H02P25/08
    • A rotary electric machine control system includes a control device that controls a rotary electric machine. When there is a current phase at which a reluctance torque is maximum between a first current phase (Θ1) of a first current vector (I1) on which current pulses have not been superimposed yet and a second current phase (Θ2) of a second current vector (I2) obtained by increasing a d-axis current and reducing a q-axis current, the control device sets an intermediate current vector (Im) having an intermediate phase (Θm) between the first and second current phases (Θ1, Θ2). The intermediate current vector (Im) is set so as to be larger than an imaginary current vector (Ima) at the intermediate phase (Θm) in the case where a vector locus is varied in a straight line from the first current vector (I1) to the second current vector (I2). The current pulses are generated by changing the current vector in order of I1, Im and I2 and returning the current vector in order of Im and I1.
    • 旋转电机控制系统包括控制旋转电机的控制装置。 当在电流脉冲尚未叠加的第一电流矢量(I1)的第一电流相位(θ1)与第二电流的第二电流相位(θ2)之间存在磁阻转矩最大的电流相位时 通过增加d轴电流和减小q轴电流而获得的矢量(I 2),控制装置在第一和第二电流相位(θ1,θ2)之间设置具有中间相位(Θm)的中间电流矢量(Im) 。 在矢量轨迹从第一电流矢量(I1)直线变化的情况下,中间电流矢量(Im)被设定为大于中间相位(Θm)处的虚拟电流矢量(Ima) 到第二电流矢量(I2)。 通过以I1,Im和I2的顺序改变电流矢量并按照Im和I1的顺序返回电流矢量来生成电流脉冲。