非对称T形角接结构焊接温度场模拟与验证

Welding Technology(2018)

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Abstract
利用有限元分析软件COMSOL建立了非对称T形角接结构的有限元模型,对非对称T形角接结构焊接过程的温度场进行数值模拟,分析温度场的变化规律,并通过试验验证模拟结果的准确性,比较了在不同焊接角度下焊缝熔池的变化规律.结果表明,在焊枪倾角为45°时,焊缝成形良好,能够获得较好的焊接质量.
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