600MW汽轮机低压内缸装焊工艺研究  

Study of Fabrication Process for 600 MW Steam Turbine LP Inner Casing

作　　者：杨冬[1] 舒学芳[1] 张从平[1] 

机构地区：[1]东方汽轮机厂制造技术处,德阳汉旺618201

出　　处：《东方电气评论》2004年第4期197-200,221,共5页Dongfang Electric Review

摘　　要：分析了东方汽轮机厂嘉兴600MW汽轮机低压内缸的结构特点,对在装焊过程中如何控制焊接变形及减少焊接应力进行了探讨,并对整个低压内缸的装焊工艺流程作了详细的介绍,这些方法对类似产品的焊接具有一定的参考价值。Analyses the constructon feature for Lower Pressure (for short:LP) Inner Casing of 600MW Steam Turbine produced by Dong Fang Steam Turbine Works,and discusses how to control the welding deformation and how to reduce the welding stress during fabrication,and introduces detailedly the fabrication process of the LP Inner Casing.All of the methods have some reference value for the large welding constructions or similar welding constructions.

关 键 词：低压内缸 600MW汽轮机 装焊工艺 东方汽轮机厂 焊接应力 焊接变形 产品 嘉兴 参考价值 流程 

分 类 号：TK263.1[动力工程及工程热物理—动力机械及工程]