In a drive system of power transistor inverter-motor, not only can it be used in fine control of motor current waveform, phase, amplitude and frequency, but can also be used to sense, fault current.

在大功率晶体管逆变器——电动机驱动系统中，它不但可用来对电动机电流的波形、相位、幅值和频率进行精细控制，而且能快速地检测出故障电流。

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By using the special control algorithm of variable frequency drive system, the above said problem is solved.

设计了基于变频驱动系统的专用控制算法来解决“倒发电”问题。

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The main drive of the whole line uses a reducer with the frequency conversion to control, the speed control, length setting and the localization control are accurate and reliable.

整线成型主驱动采用一个减速电机加变频控制，速度控制、定长、定位控制准确可靠。

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