6SL3352-1AG35-8BA1

6SL3352-1AG35-8BA1

6SL3352-1AG35-8BA1变频器的工作原理

变频器是一种利用电子元器件来改变电机电源电压以达到调速目的的设备，其工作原理基本上可以分为下面几步：

1. 整流：将输入的交流电压进行整流，得出直流电压;

2. 滤波：通过电感、电容或者其它滤波器件将直流电压进行平滑，其上的脉动和杂波，使其变成纯净的直流电源;

3. 逆变：将平滑后的直流电源再次变换回交流电源，这里采用了可控硅 (SCR)、异步开关 (IGBT)、晶闸管 (thyristor)和电容型逆变器等功率半导体器件将直流电压切换成与所需的交流电频率相同的交流电源;

6SL3352-1AG35-8BA1

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