非均质粘弹性材料数值计算的四叉树-比例边界元方法

来源 :中国计算力学大会2018暨国际华人计算力学大会2018 | 被引量 : 0次 | 上传用户:ziyutianxia
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
  对含有大量夹杂的非均质粘弹性材料(如玻璃微珠增强树脂材料\沥青混合物等)的有限元数值分析而言,如何有效地进行网格剖分并保证时域的计算精度,是建模中两个必需计及的重要因素。
其他文献
This work makes a detail comparison of different BEM fast algorithms for two dimensional potential problems under different discretization schemes.
A novel solution is presented for the three-dimensional(3D)Greens function for magneto-electro-elastic solids with general anisotropy.
This work focuses on the comparison of different discretization schemes for fast multipole boundary element method(FMBEM)in 2D acoustic problems.
Numerical modeling is a powerful tool to solve complex engineering problems.
会议
An auxiliary projection multigrid(MG)is introduced in IsoGeometric Reanalysis(IGR)and it has been successfully applied in optimization in this study.
The commonly used advancing layers method to generate hybrid meshes suffers from many drawbacks.
In this paper,the fatigue problems in pre-cracked piezoelectric ceramics under cyclic mechanical or electric loadings are numerically investigated by a self-developed general procedure based on the du
本文基于边界元法建立了一种用于描述平齐安装于无限大刚性背板上的吸声材料散射声场模型,该模型表征了材料表面法向阻抗与声场中任一接收点处声阻抗率之间的关系。
Based on the singular boundary method,the paper presents a meshless numerical method for solving the free boundary problems.
This paper provides an IsoGeometric Indirect Boundary Element Method(IGIBEM)based on NURBS(Non-Uniform Rational B-Splines)for analyzing acoustics problems in the frequency domain.