H-HIERARCHICAL ADAPTIVE BOUNDARY-ELEMENT METHOD USING LOCAL REANALYSIS

被引:23
|
作者
CHARAFI, A
NEVES, AC
WROBEL, LC
机构
[1] Wessex Institute of Technology, University of Portsmouth, Ashurst, Southampton, SO4 2AA, Ashurst Lodge
关键词
ADAPTIVITY; H-HIERARCHICAL FUNCTIONS; LOCAL REANALYSIS; BOUNDARY ELEMENT METHOD;
D O I
10.1002/nme.1620381304
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
An adaptive boundary element scheme is developed using the concept of local reanalysis and h-hierarchical functions for the construction of near-optimal computational models. The use of local reanalysis in the error estimation guarantees the reliability of the modelling process while the use of quadratic and quartic h-hieararchical elements guarantees the efficiency of the adaptive algorithm. The technique is developed for the elastic analysis' of two-dimensional models. Numerical examples show-the rapid convergence of the results with a few refinement steps.
引用
收藏
页码:2185 / 2207
页数:23
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