In this disquisition,on the basis of the analysis of the structure characteristic of Lp rotor and bearing system of domestic 300MW turbine units,the characteristic of No.

• 在对国产300MW汽轮机低压转子与轴承系统的结构特点分析基础上,结合大量现场试验研究,分析了300MW汽轮机4号轴承不稳定振动的特点。