大型旋转机械自激振动产生的机理与预防措施

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Based on a study conducted on the self-excited vibration mechanism generated by large rotating machinery bearing-rotor system,the paper explains the regular pattern of the oil whirl and oil whip and puts forward the measures for improvement.根据对大型旋转机械滑动轴承―转子系统自激振动产生的机理进行研究,了解了油膜涡动和油膜振荡产生的规律及特征并给出了改进措施。