IPM that has been widely used in the field of frequency conversion is one of the power integrate circuit.

变频产品中普遍使用的智能功率模块IPM是电力集成电路的一种。

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Now commonly used servo motor is ac servo motor, the axial end in motor with photoelectric encoder, by examining the rotor Angle to frequency conversion control.

目前常用的伺服电机是交流伺服电机，在电机的轴端装有光电编码器，通过检测转子角度用以变频控制。

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Commonly used servo motor is ac servo motor, the motor shaft with in the photoelectric encoder, by detecting the rotor Angle to frequency conversion control.

常用的伺服电机是交流伺服电机，在电机的轴端装有光电编码器，通过检测转子角度用以变频控制。

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