局部径向基点插值法模拟裂纹尖端附近应力场
Release time:2019-03-11
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Indexed by:期刊论文
First Author:严默非
Correspondence Author:Yan, M.-F.; Institute of Geotechnical Engineering, Dalian University of Technology, Dalian 116024, China; email: yanmofei2002@163.com
Co-author:杨庆,常文洁
Date of Publication:2010-01-01
Journal:武汉理工大学学报
Included Journals:Scopus、PKU、ISTIC、CSCD
Document Type:J
Volume:32
Issue:5
Page Number:141-145
ISSN No.:1671-4431
Key Words:径向基点插值法; 奇异函数项; 局部径向基点插值法; 奇异局部径向基点插值法
Abstract:通过在径向基插值过程中添加奇异函数项gamma(gamma为计算点到裂纹尖端的距离),提出奇异局部径向基点插值法(S-LRPIM).研究发现,相
比只在径向基插值过程中添加多项式的常规局部径向基点插值法,奇异局部径向基点插值法可以更好的模拟裂纹尖端附近的应力场.
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