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16 天
BLDC电机梯形和正弦之间的区别
区别在于它们的反电动势的形状。BLDC和PMSM电机分别具有梯形和正弦反电动势,实际上电机不能产生完全梯形的反电动势,但它更像是正弦曲线。所以有时电机的类型并不重要,但换向(控制)方法更重要。 尽管无刷直流 (BLDC) 电机的反电动势波形在理论上是 ...
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