It is presented in the paper that SIN subdivide microstep driving system with microprocessor controlled for three phase hybrid stepping motor synthesises both software and hardware.
本文提出了一种单片机控制的软硬件结合的正弦波细分的三相混合式步进电动机微步驱动系统。
Experiments show that the motor phase current controlled by this kind of SPWM inverter can be strictly sinusoidal and the running of the motor can remain steady for the ultra low speed range.
实验结果表明，这种SPWM逆变器控制的电机相电流严格正弦，能在超低速下平稳运行。
As an example, calculations are made for the three phase induction motor controlled by the bidirectional triode thyristor.
并以双向可控硅控制的三相异步电机为例，进行了具体计算。
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