It is outlined that some examples of vibration fault diagnosis and remedies for turbo generator set and high speed blower in a petrochemical complex due to rotor unbalance by mechanical and thermal causes, pipeline force action, bearing base plate loose fit and stiffness not enough. 介绍某石化总厂自备汽轮发电机组及生产流程中的高速风机由于机械与热不平衡、管道力作用、轴承座台板松动及刚性不足等引发的振动问题。