旋转电机设备振动故障的分析与判断

文章以珠江电厂的两起故障为例,简要地介绍了造成电机设备常见不平衡和不对中振动的主要原因,以及如何应用振动频谱分析手段,准确、快速地判断旋转电机设备振动故障产生的原因,从而达到消除设备缺陷、提高检修效率、降低检修成本的目的。

Analysis and Diagnosis of Vibration Fault of Rotary Electrical Machinery

With two faults in Zhujiang Power Plant as example,this paper briefs the main causes resulting in the common unbalance and non-alignment vibrations of rotary electrical machinery, as well as how to apply vih-ation spectrum to analyze and diagnose,to correctly and quickly diagnose the causes of vibration faults of rotary electrical machinery, so as to attain the aim of eliminating equipmera defects, improving repairing efficiency and reducing repair cost.