由于定子的径向振动是开关磁阻电机噪声的主要根源，因此定子振动系统的模态分析是降噪研究的有效手段。
As the radial vibration of stator is the origin of the acoustic noise of SRMs, model analysis of stator vibration is the effective way to the research for low acoustic noise.
将水轮发电机组系统的振动问题分解为轴向振动、径向弯曲振动及切向扭转振动进行研究。
The vibration of axial, radial bend and tangent torsion direction on water turbine-generator unit is discussed.
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