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基于反推控制的永磁同步电动机速度的模糊控制

, PP. 38-44

Keywords: 永磁同步电动机,模糊控制,反推控制,速度跟踪

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Abstract:

在永磁同步电动机速度跟踪系统中,电机参数的变化会导致系统出现一定的波动。针对此问题,本文提出了把模糊控制和反推控制相结合的控制策略,通过模糊控制器调节反推控制系统中的反推参数来改善系统的速度跟踪性能。该方法不仅能够实现永磁同步电动机系统的完全解耦,保证系统全局渐进稳定;并且通过模糊控制器对系统中反推参数的实时调整,能够在电机参数发生变化时实现快速的速度跟踪,使系统具有较强的鲁棒性和良好的伺服性能。通过Matlab仿真及实验结果验证了系统设计的有效性和可行性。

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