埋弧焊平板焊接温度场数值模拟

Hot Working Technology(2013)

Cited 24|Views21
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Abstract
根据埋弧焊的焊接过程和热源特点,利用ANSYS软件建立埋弧焊几何模型和有限元模型,模拟X80管线钢埋弧焊焊接温度场。焊接工艺参数为I=1500A、U=33V、v=1.7m/min,焊接热源选择双椭球热源模型,用APDL程序施加移动热源载荷,计算得出焊接熔池的形状、尺寸及热影响区的温度分布。模拟结果与实验结果吻合较好。
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Key words
ANSYS,double ellipsoid model,submerged arc welding
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