采用软起动器可以减小异步电动机起动时对电网的电流冲击。
The adoption of soft starters can counteract the current impact to the power supply for induction motor starting.
烧结，冷却高压电机采用起动电流冲击小，过渡平稳的液态电阻降压起动。
Sintering, cooling high-voltage motors used starting current impact of small, smooth transition of liquid resistance buck starter.
感应电机采用传统的硬起动会给定子的转矩和电流带来较大冲击，故需研究电机的软起动过程。
The soft start-up process of electronic induction motor is studied in order to avoid the enormous impulsion to its starting stator current and torque brought by direct start.
软启动器可以限制感应电机的起动电流及起动转矩，减少了电机起动过程中对电网的冲击，延长了电气设备和机械结构的使用寿命。
Soft-starter can limit the start current and torque of the induction-motor, reduce the influence to the power circuit in the starting process, and prolong electrical equipments' working life.
采用该控制器有效解决了电机在起动过程中产生的大冲击电流的问题，避免了水锤现象的产生，使得水泵机组的运行安全平稳。
Use of the controller gave an effective solution to the large shock current in starting of the motor, and avoided the occurrence of water …
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.
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.
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