IMECH-IR  > 水动力学与海洋工程重点实验室(2009-2011)
改进有限单元法动力特性方法的探讨
Alternative TitleMethod of Improving FEM Dynamic Property
江增荣; 段鹏飞; 郭杏林; 丁桦
Source Publication应用数学和力学
2010
Volume31Issue:11Pages:1267-1275
ISSN1000-0887
Abstract采样定理告诉人们进行离散逼近离散尺寸的极限是问题中所涉及最高频率波长的1/2.1/2波长是一理想值,在目前的有限元分析中,通常保证精度的空间离散尺寸远小于这一理想值.文中分析了这一现象的可能原因,同时给出了一种基于有限元的在一定条件下能够改进空间离散效率的动力模拟方法
Keyword采样定理 有限元离散效率 基于变形修正的宏单元 频散效应
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Indexed ByCSCD
Language中文
Funding Organization广州中国科学院工业技术研究院CAE发展基金的资助
CSCD IDCSCD:4045240
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Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/43910
Collection水动力学与海洋工程重点实验室(2009-2011)
Corresponding Author江增荣
Recommended Citation
GB/T 7714
江增荣,段鹏飞,郭杏林,等. 改进有限单元法动力特性方法的探讨[J]. 应用数学和力学,2010,31(11):1267-1275
APA 江增荣,段鹏飞,郭杏林,&丁桦.(2010).改进有限单元法动力特性方法的探讨.应用数学和力学,31(11),1267-1275.
MLA 江增荣,et al."改进有限单元法动力特性方法的探讨".应用数学和力学 31.11(2010):1267-1275.
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