The dynamic braking means that after three-phase voltage is switched off asynchronous dynamo the dc current flows into the stator circuit to realize dynamo braking.
能耗制动是在异步电动机切离三相电源后,在定子回路通入直流电流,实现能耗制动。
Stator phase failure is one typical fault of a three-phase induction motor.
缺相故障是三相感应电动机的典型故障之一。
Based on wavelet transform, a novel on-line detection method is presented, which is based on the detection of symmetry degree among the stator three-phase line currents phases.
基于小波变换的分析方法,提出了基于定子三相电流之间相位对称度检测的定子绕组匝间短路故障在线检测新方法。
Each synchro consists of a wound, single-phase rotor, mounted on ball bearings, in a housing that contains a three-phase, wye connected stator.
每个同步机包括一个单相绕线转子,安装在球形轴承上,和一个三相叉形连接定子包括在同一个外壳内。
In all faults of Three-phase induction motors, stator phase failure has a higher rate.
在三相感应电机运行的各种故障中,绕组缺相故障的发生率较高。
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。
Experiments for the prototype indicate that using the structure of double-stator and three-phase series magnetic circuit, the hybrid variable reluctance motor has higher ratio of torque to volume.
为原型的实验表明,采用双定子和三相串联磁路的结构,混合可变磁阻电机的转矩与体积的比例较高。
Experiments for the prototype indicate that using the structure of double-stator and three-phase series magnetic circuit, the hybrid variable reluctance motor has higher ratio of torque to volume.
为原型的实验表明,采用双定子和三相串联磁路的结构,混合可变磁阻电机的转矩与体积的比例较高。
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