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mou he dian chang fa ran liao shui chi fu mian han jie bian xing fen xi ji chu li
Author(s): 
Pages: 56-59
Year: Issue:  2
Journal: Welding Technology

Keyword:  核电厂乏燃料水池覆面焊接变形分析;
Abstract: 某核电厂乏燃料水池覆面在焊接过程中出现了较大的焊接变形,从而影响了乏燃料组件搁架安装和乏燃料组件的安全贮存.通过对覆面焊接变形原因分析,认为覆面支撑骨架的结构设计存在刚性不足、多次焊接热影响叠加、墙角包边折弯件现场焊接强力组对带来的内应力三者共同作用是造成覆面焊接变形的主要原因,提出了覆面焊接变形的处理措施及后续改进措施.
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