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Author:

汪任凭 (汪任凭.) | 雷永平 (雷永平.) (Scholars:雷永平) | 史耀武 (史耀武.)

Indexed by:

CQVIP PKU CSCD

Abstract:

为了对激光深熔焊接过程传输现象进行数值模拟,建立符合激光深熔焊接物理过程的气、液、固三相统一的控制方程。模型中考虑了菲涅耳吸收、表面张力、热浮力、反冲压力、气/液相变和固/液相变的作用,并通过流体体积法(VOF)追踪匙孔的自由壁面。通过数值计算得到了匙孔与熔池的动态变化过程与相应的温度分布。针对304不锈钢的工艺试验表明计算结果与实际相符合。

Keyword:

传输现象 数值模拟 激光深熔焊接

Author Community:

  • [ 1 ] 北京工业大学

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Source :

稀有金属材料与工程

Year: 2011

Issue: S2

Volume: 40

Page: 188-190

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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