计算物理 ›› 1995, Vol. 12 ›› Issue (4): 433-441.

• 论文 •    下一篇

数值模拟二维高速碰撞问题的拉格朗日任意三角形网格有限体积法

李荫藩1, 梁珍璇1, 谈庆明2   

  1. 1. 中国科学院计算中心, 北京 100080;
    2. 中国科学院力学研究所, 北京 100080
  • 收稿日期:1994-10-07 出版日期:1995-12-25 发布日期:1995-12-25
  • 基金资助:
    国家自然科学基金

A LAGRANGIAN ARBITRARY TRIANGULAR MESH FINITE VOLUME METHOD FOR NUMERICAL SIMULATING 2-DIMENSIONAL HIGH VELOCITY IMPACT PROBLEM

Li Yinfan1, Liang Zhenxuan1, Tan Qingming2   

  1. 1. Computing Center, Academia Sinica, Beijing 100080;
    2. Institute of Mechamics, Academia Sinica, Beijing 100080
  • Received:1994-10-07 Online:1995-12-25 Published:1995-12-25

摘要: 描述了一个数值模拟二维高速碰撞问题的拉格朗日任意三角形网格有限体积法,方法考虑了材料的弹性和塑性性质。文中给出两个计算例题。

关键词: 高速碰撞, 拉格朗日方法, 有限体积(方)法, 三角形网格

Abstract: In this paper, a lagrangian arbitrary triangular mesh finite volume method for numerical simulating 2-dimensional high velocity impact problem is described. The elasticity and plasticity of material are considered. Some computational results of several impact examples are shown.

Key words: high velocity impact, lagrangian method, finite volume method

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