An Isoparametric Finite Element Method for Reissner-Mindlin Plate Problem on Curved Domain

An Isoparametric Finite Element Method for Reissner-Mindlin Plate Problem on Curved Domain

Year:    2024

Author:    Zhixin Liu, Minghui Song, Shicang Song

Advances in Applied Mathematics and Mechanics, Vol. 16 (2024), Iss. 3 : pp. 715–737

Abstract

In this paper, we present an application of the isoparametric finite element for the Reissner-Mindlin plate problem on bounded domain with curved boundary. The discrete scheme is established by isoparametric quadratic triangular finite element combined with a numerical quadrature. Under the certain numerical quadrature, we prove the existence and uniqueness of the numerical solutions and the error estimates of optimal order in $H^1$-norm are given in details with the help of rigorous analysis. Finally, a numerical example is provided to verify the theoretical results.

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/10.4208/aamm.OA-2022-0206

Advances in Applied Mathematics and Mechanics, Vol. 16 (2024), Iss. 3 : pp. 715–737

Published online:    2024-01

AMS Subject Headings:    Global Science Press

Copyright:    COPYRIGHT: © Global Science Press

Pages:    23

Keywords:    Reissner-Mindlin plate problem isoparametric finite element numerical quadrature curved domain.

Author Details

Zhixin Liu

Minghui Song

Shicang Song