汽轮机低压汽封异常磨损分析及优化  

Analysis and Optimization of Abnormal Wear of Low Pressure Steam Seal of Steam Turbine

作　　者：苏鑫海 谭俊[1] 谢峰[1] 刘绪芳 赵春芳[1] SU Xinhai;TAN Jun;XIE Feng;LIU Xufang;ZHAO Chunfang(Dongfang Turbine Co.,Ltd.,Deyang Sichuan,618000)

机构地区：[1]东方电气集团东方汽轮机有限公司,四川德阳618000

出　　处：《东方汽轮机》2022年第1期73-76,共4页Dongfang Turbine

摘　　要：文章针对汽轮机低压隔板汽封出现异常磨损的问题进行了分析,利用有限元技术对汽缸相关应力及变形进行模拟分析,根据模拟结果,优化汽缸结构,减小汽缸等变形导致的汽封齿异常磨损。In this paper,the causes of abnormal wear of low pressure diaphragm seal of steam turbine are analyzed.Finite element technology is used to simulate and analyze cylinder related stress and deformation.According to the simulation results,the cylinder structure is optimized to reduce abnormal wear of seal teeth caused by deformation such as cylinder.

关 键 词：汽轮机 汽封磨损 低压缸 有限元分析 

分 类 号：TK262[动力工程及工程热物理—动力机械及工程]