CAUSE ANALYSIS AND TREATMENT OF INTERFACE DEFORMATION AND CRACKS OCCURED IN HP CYNLINDER OF STEAM TURBINE[J]. Thermal power generation, 2000, (6): 46-47.
CAUSE ANALYSIS AND TREATMENT OF INTERFACE DEFORMATION AND CRACKS OCCURED IN HP CYNLINDER OF STEAM TURBINE[J]. Thermal power generation, 2000, (6): 46-47. DOI: 10.19666/j.rlfd.2000.06.014.
汽轮机高压缸裂纹及中分面变形的原因分析及处理
摘要
简要介绍及分析了上海汽轮机厂 2 0世纪 70年代生产的单缸汽轮机汽缸运行中变形及裂纹产生的原因
对在大修中针对汽缸中分面泄漏问题采用的几种处理工艺效果进行了比较
并阐述了汽缸发生裂纹后如何进行控制
以及采取冷焊挖补的具体措施及工艺过程
Abstract
In this paper
causes of interface deformation and cracks occurred in HP cylinder of steam turbine during the period of operation has been analyzed
the effects of several kinds of treatment techniques adopted in overhaul to solve the leak problem of cylinder’s interface have been compared.Method and measures to control and mend the cylinder’s cracks have described as well.