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绕线转子无刷双馈电机的链型等效电路模型

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Keywords: 无刷双馈电机,绕线转子,等效电路,链型,谐波

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Abstract:

为了建立准确的无刷双馈电机等效电路和分析谐波对电机性能的影响,从该类电机的基本电磁关系出发,在其基波等效电路的基础上,提出谐波等效电路,建立考虑谐波影响后的链型等效电路模型,并给出该等效电路模型中参数的计算公式和状态方程。以一台实际的绕线转子无刷双馈电机为例,利用链型等效电路模型,对样机的机械特性进行计算,并和基波等效电路模型的计算结果、实验结果进行对比分析。样机的计算结果和实验结果对比表明,本文给出的等效电路模型和计算方法是正确的。

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