Use is made of that zero-sequence transformer outputs a voltage signal when phase-failure occurs in three-phase induction motor.
这种新方法的基础是零序变压器在三相异步电动机断相时输出一个电压信号。
Voltage sags due to line faults, transformer energizing and induction motor starting are main interference sources.
输配电线路故障、变压器投运、感应电动机启动是引起电压凹陷的主要原因。
When Power supply transformer and a continuous phase stator windings call for a phase, it may cause the three-phase induction motors running.
当供电电源一相断开以及定子绕组一相断开时，均将导致三相感应电动机的缺相运行。
So the transformer core material is required to be the one with properties of low losses at high frequency, high dynamic permeability, high saturation induction and low remanence.
要求变压器铁芯具有低的高频损耗，高动态磁导率，高饱和磁感应强度和低的剩磁比。
The principle of the sensor likes the transformer, depending on electromagnetic induction.
这种传感器的原理与变压器很相似，也是依靠电磁感应来实现的。
The principle of the sensor likes the transformer, depending on electromagnetic induction.
这种传感器的原理与变压器很相似，也是依靠电磁感应来实现的。
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