摘要
针对某 50 MW汽轮发电机组因轴瓦动刚度不足和汽轮机转子中心孔进油而产生强烈振动 。
The violent vibration is caused by insufficient metal strengrh of the bearing together with the inlet oil of turbine rotor's center hole .The mechanism of this vibration is analysed and the fault dignosis and treatmeat are also introduced.
