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驱动方式对永磁无刷直流电机损耗的影响

, PP. 43-47

Keywords: 永磁无刷直流电机,驱动方式,方波驱动,正弦波驱动,损耗

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Abstract:

在分析永磁无刷直流电机方波驱动和正弦波驱动两种不同驱动方式的基础上,研究了两种驱动方式对电机损耗的影响。在正弦波控制方式下,电流超前相反电动势10°时,电机损耗最小;在方波驱动方式下,最优超前角控制时电机损耗最小。实验对比研究了最优超前角控制和id=0矢量控制两种控制策略下电机的各种损耗。

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