运动网格上的水下爆炸数值模拟方法

王兵 许厚谦 谭俊杰

王兵, 许厚谦, 谭俊杰. 运动网格上的水下爆炸数值模拟方法[J]. 高压物理学报, 2008, 22(3): 291-297 . doi: 10.11858/gywlxb.2008.03.012
引用本文: 王兵, 许厚谦, 谭俊杰. 运动网格上的水下爆炸数值模拟方法[J]. 高压物理学报, 2008, 22(3): 291-297 . doi: 10.11858/gywlxb.2008.03.012
WANG Bing, XU Hou-Qian, TAN Jun-Jie. Numerical Method of Simulating Underwater Explosion on Unstructured Moving Grids[J]. Chinese Journal of High Pressure Physics, 2008, 22(3): 291-297 . doi: 10.11858/gywlxb.2008.03.012
Citation: WANG Bing, XU Hou-Qian, TAN Jun-Jie. Numerical Method of Simulating Underwater Explosion on Unstructured Moving Grids[J]. Chinese Journal of High Pressure Physics, 2008, 22(3): 291-297 . doi: 10.11858/gywlxb.2008.03.012

运动网格上的水下爆炸数值模拟方法

doi: 10.11858/gywlxb.2008.03.012
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    通讯作者:

    王兵

Numerical Method of Simulating Underwater Explosion on Unstructured Moving Grids

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    Corresponding author: WANG Bing
  • 摘要: 在对水下爆炸过程的数值模拟中,把水-气介质界面当作一种特殊的内部边界,并且在该边界上的网格节点都有双重定义,分别对应边界两侧的不同介质状态,通过利用HLLC(Harten,Lax,van Leer,Contact)方法求解任意ALE(Arbitrary LargrangianEulerian Method,拉格朗日-欧拉方程)方程组,以及运用界面跟踪和动网格方法,对一维球对称水下爆炸模型进行了数值模拟。结果表明,所得到的数值计算结果与实验结果吻合得较好,并且在扩展到二维柱对称水下爆炸模型时,同样得到了满意的结果。

     

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出版历程
  • 收稿日期:  2007-07-09
  • 修回日期:  2008-01-15
  • 发布日期:  2008-09-05

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