320MW汽轮机组低压内缸偏移原因分析及处理

摘 要：介绍了国产优化引进型机组在检修中发现低压内缸底部定位销断裂而发生低压内缸偏移的缺陷，具体分析了缺陷产生的原因和处理措施，对机组的检修工作具有一定的借鉴意义。

关键词：汽轮机组；检修；偏移；缺陷处理

[Abstract] Introduces the domestic optimization import type unit in the inspection found thatlow pressure inside cylinder bottom positioning pin fracture occurred in the defects of lowpressure cylinder migration, analyses the reasons of the flaw and treatment measures of the unit,the repair work has certain reference significance.

[Keywords] Steam turbine unit; Maintenance; Cylinder migration; Defect treatment