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    • 5. 发明公开
    • Motor control apparatus and motor control method
    • Motorregelvorrichtung和Motorregelverfahren
    • EP1313208A2
    • 2003-05-21
    • EP02023818.4
    • 2002-10-23
    • Nissan Motor Co., Ltd.
    • Yoshimoto, KantaroKitajima, Yasuhiko
    • H02P21/00
    • H02P21/22
    • Limits are imposed on a fundamental voltage command value calculated at a fundamental current control circuit (1) that controls a fundamental component of a 3-phase AC motor current in a dq-axis coordinate system rotating in synchronization with the rotation of the 3-phase AC motor (M) by using predetermined limit values and limits are imposed on a higher harmonic voltage command value calculated in an orthogonal coordinate system (a higher harmonic coordinate system) rotating at a frequency set to an integral multiple of the frequency of the fundamental component in the 3-phase AC motor current by using a predetermined limit values. The voltage command values resulting from the limit processing are added together and a voltage corresponding to the sum is applied to the AC motor (M) for drive control.
    • 施加在基本电流控制电路(1)上计算出的基本电压指令值的限制,该基本电流控制电路(1)控制与三相旋转同步旋转的dq轴坐标系中的三相交流电动机电流的基波分量 通过使用预定极限值和极限的交流电动机(M)施加在以设定为基本分量的频率的整数倍的频率旋转的正交坐标系(高次谐波坐标系)中计算出的高次谐波电压指令值 在三相交流电动机电流中使用预定极限值。 将由极限处理产生的电压指令值相加在一起,将与该和相加的电压施加到用于驱动控制的交流电动机(M)。