【摘要】 描述了问题的工程背景 ,整级旋转叶片振幅、频率的测量系统、测量原理和数学模型。给出了在实验室和在燃气轮机机组、电厂在线监测的实例更多还原

【Abstract】 This article briefly narrates the author and his colleague′s research work in the field of non contact measurement technique for rotating blade′s vibration parameters during almost twenty years.It mainly describes the problem′s engineering background,and the measurement system & principle,mathematical model of full stage rotating blade′s amplitude & frequency.Simultaneously,it gives many on line measurement examples of this technique applied in the laboratory,gas turbine units and some power plants.更多还原