本文研究了三相感应电动机软起动器，主电路由三组反并联的晶闸管构成。通过控制晶闸管的触发角，可降低三相感应电动机定子电压，从而达到抑制起动电流冲击的目的。
The principle of the soft starter is reducing the voltage applied to the stator of the induction motor by control the triggering angle of the thyristors in order to limit the starting current surge.
为了解决上述问题，本文研究了三相感应电动机软起动器。
A soft starter of three-phase induction will be discussed in this paper to solve the problems.
应用推荐