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冲击动力过程的无网格数值分析方法

赵光明 宋顺成 常志宇

赵光明, 宋顺成, 常志宇. 冲击动力过程的无网格数值分析方法[J]. 西南交通大学学报, 2007, 20(2): 223-228.
引用本文: 赵光明, 宋顺成, 常志宇. 冲击动力过程的无网格数值分析方法[J]. 西南交通大学学报, 2007, 20(2): 223-228.
ZHAO Guangming, SONG Shuncheng, CHANG Zhiyu. Numerical Analysis of Impact Dynamics with Meshless Method[J]. Journal of Southwest Jiaotong University, 2007, 20(2): 223-228.
Citation: ZHAO Guangming, SONG Shuncheng, CHANG Zhiyu. Numerical Analysis of Impact Dynamics with Meshless Method[J]. Journal of Southwest Jiaotong University, 2007, 20(2): 223-228.

冲击动力过程的无网格数值分析方法

基金项目: 

国家自然科学基金资助项目50674002

安徽理工大学引进人才基金2006YB66

详细信息
    作者简介:

    赵光明(1976- ),男,副教授,博土,主要从事高速冲击和数值分析方面的研究,E-mail:guangmingzhao@163.com

Numerical Analysis of Impact Dynamics with Meshless Method

  • 摘要: 应用再生核质点法实现了冲击过程的数值模拟.为解决冲击过程伴随的材料和几何非线性问题,数值分析中采用增量法.针对冲击速度较低的情况,假设冲击过程为小应变,并引入弹塑性增量本构关系,推导出冲击过程的再生核质点法计算控制方程.采用修正配点法,以满足其本质边界条件.数值模拟结果表明,实例中弹体变形分析结果与ANSYS有限元分析结果一致.

     

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出版历程
  • 收稿日期:  2005-06-27
  • 刊出日期:  2007-04-25

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