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co2 qi ti bao hu han duan lu guo du ye xiang qiao zi you ye mian fen xi
Pages: 37-41
Year: Issue:  4
Journal: Materials Science and Technology

Keyword:  短路过渡有限元分析自由液面形态;
Abstract: 针对短路过渡液相桥在焊丝回抽至不同高度时的液面形态,进行了二维数值的分析和三维有限元分析。试验验证并考察了不同焊丝直径、表面张力系数及焊缝堆高对液相桥失效高度的影响。为焊丝停送、回抽促进液相桥平稳拉断的控制方法奠定了理论基础。
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