双级动叶引风机轴颈松动引发两倍频振动分析探讨

Analysis and discussion of double-frequency vibration caused by the loosening of the shaft journal of the two-stage moving blade induced draft fan

通过对双级动叶可调轴流引风机实际振动情况、处理情况、频谱分析及刚挠性联轴器本身结构特点,探讨轴颈松动引发两倍频振动故障原因及处理方向。