变频器的调速方式及合理选择

Speed Regulating Way and Proper Selection of an Inverter

介绍了四种不同变频调速方式的工作原理以及 3类负载选择控制方式的方法 。

This paper presents working principles of four kinds of different frequency control ways and methods of three type load controls,and at last gives the conditions that selective control way should be met.