本文针对汽轮机高压缸结合面变形的问题,进行原因分析和处理方法介绍,重点介绍了热喷涂在处理汽缸变形中的应用,对其它类型汽轮机组高压缸结合面变形修复具有借鉴意义。 In this paper, according to the problem of the deformation of the joint surface of the high-pressure cylinder in steam turbine, the cause analysis and treatment methods are introduced. The application of thermal spraying in the deformation of cylinder is emphatically introduced, which is of reference to the deformation and repair of the high pressure cylinder combined surface of other types of steam turbines.