工业燃气轮机大修中所遇到的振动问题和对策

Vibrational Problems Encountered in Overhauling Industrial Gas Turbine and Counter-Measures Adopted

阐述了某工业燃气轮机大修中所遇到的振动问题，特别是转子两侧的两轴承座轴线相互错位所引起的振动的特点。从控制振动的角度提出了燃机大修中所应注意的问题。

This paper presents the vibrational problems encountered in overhauling a gas turbine and specifically shows some vibrational characteristics caused by the misalignment of bearing housings.From the viewpoint of controlling vibrations,some suggestions are given in the paper,to which great attention should be paid.