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基于无源性的同步电动机自适应控制

, PP. 33-39

Keywords: 无源性控制,同步电动机,自适应控制,dSPACE

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Abstract:

同步电动机的高性能控制研究始终是非线性控制领域中的一个重要研究方向,无源性控制(PBC)方法的提出为同步电动机控制系统的非线性设计带来了全新的思路。利用本质上是非线性反馈控制的PBC方法,与自适应控制相结合,实现负载转矩时变未知情形下磁链、转速的渐近跟踪,并可有效抑制由转子电阻变化引起的跟踪误差。该方法从能量角度分析电机控制系统,设计全局定义的控制律,具有形式简单、无奇异点、鲁棒性好等特点。基于dSPACE的实验结果证明了该控制策略的有效性。

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