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A new mixed functional proposed for the analysis of linear elastic problems

โœ Scribed by Yong Joo Lee; Byung Chai Lee


Publisher
Elsevier Science
Year
1990
Tongue
English
Weight
488 KB
Volume
37
Category
Article
ISSN
0045-7949

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In a previous paper a modified Hu-Washizu variational formulation has been used to derive an accurate four node plane strain/stress finite element denoted QE2. For the mixed element QE2 two enhanced strain terms are used and the assumed stresses satisfy the equilibrium equations a priori for the lin