It is not very effective to monitor fricti on between rotor and stationary of a steam turbine by vibration signal indirectly in power station because of the restriction of vibrometer and heavy rotor.

• 电厂中通常根据汽轮机振动信号来间接监测动静摩擦故障，但由于测振仪表的局限性及转子质量较大等原因，效果不理想。