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A robust refined quadrilateral plane element

✍ Scribed by Chen Wanji; Y. K. Cheung


Book ID
102964044
Publisher
John Wiley and Sons
Year
1995
Tongue
English
Weight
647 KB
Volume
38
Category
Article
ISSN
0029-5981

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✦ Synopsis


Abstract

Based on a rational choice of the internal incompatible displacement function and a special formulation of the a priori elimination of the internal non‐conforming displacement parameters, a new refined quadrilateral plane element RQ~4~ has been developed. The present element can be shown to be computationally efficient, accurate and free from locking, and is better than other elements such as the Plan's element HS, the generalized hybrid element Q~CS6~, and the refined hybrid element RGH~4~, etc. Several numerical examples are given to show the superior performances of the present element RQ~4~.


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Refined quadrilateral element based on M
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A new quadrilateral thin/thick plate element RDKQM based on the Mindlin/Reissner plate theory is proposed. The exact displacement function of the Timoshenko's beam is used to derive the element displacements of the re"ned element RDKQM. The convergence for the very thin plate can be ensured theoreti