Conforming finite element methods for two-dimensional linearly elastic shallow shell and clamped plate models

R Wu, X Shen, J Zhao - Applied Mathematics and Computation, 2022 - Elsevier
For the two-dimensional (2D) linearly elastic shallow shell and clamped plate models, we
have provided the nonconforming finite element methods (FEMs) in a previous study …

Numerical corroboration of Koiter's model for all the main types of linearly elastic shells in the static case

W Duan, P Piersanti, X Shen… - … and Mechanics of Solids, 2023 - journals.sagepub.com
Numerical corroboration of Koiter’s model for all the main types of linearly elastic shells in the
static case - Wangxi Duan, Paolo Piersanti, Xiaoqin Shen, Qian Yang, 2023 Skip to main …

An enriched virtual element method for 2D‐3C generalized membrane shell model on surface

Q Yang, X Shen, J Zhao… - International Journal for …, 2024 - Wiley Online Library
Dealing with complex shell surfaces using the finite element method, we are often limited to
simple geometric meshes such as triangles and quadrangles and have to refine the meshes …

Numerical approximation of the dynamic Koiter's model for the hyperbolic parabolic shell

X Shen, Q Yang, L Li, Z Gao, T Wang - Applied Numerical Mathematics, 2020 - Elsevier
In this paper, the dynamic Koiter's model is discussed for the hyperbolic parabolic shell, ie,
the saddle surface as its middle surface. The numerical computation for this kind of shell is …

[PDF][PDF] Finite element method coupling penalty method for flexural shell model

X Shen, Y Xue, Q Yang, S Zhu - Adv. Appl. Math. Mech, 2022 - global-sci.com
In this paper, we propose a conforming finite element method coupling penalty method for
the linearly elastic flexural shell to overcome computational difficulties. We start with …

Virtual element method for linear elastic clamped plate model

X Shen, C Wang, Q Yang, J Zhao, Z Gao - Applied Numerical Mathematics, 2023 - Elsevier
In this paper, we provide the conforming virtual element method for a linear elastic clamped
plate model for the first time. Based on the different regularities of the three components of …

[PDF][PDF] Full discretization scheme for the dynamics of elliptic membrane shell model

X Shen, Q Yang, L Bai, K Li - Commun. Comput. Phys., 2021 - global-sci.com
In this study, the dynamics of elliptic membrane shell model has been proposed and
discussed numerically for the first time. Firstly, we show that the solution of this model exists …

[PDF][PDF] Nonconforming Finite Element Methods for Two-Dimensional Linearly Elastic Shallow Shell Model

R Wu, X Shen, D Shi, J Yu - ADVANCES IN APPLIED …, 2024 - global-sci.com
A shell whose height is far less than the minimum size covering the bottom is called the
shallow shell. As a branch of linear elastic shell, it is a special shell with large span and has …

Asymptotic analysis of linearly elastic flexural shells subjected to an obstacle in absence of friction

P Piersanti - Journal of Nonlinear Science, 2023 - Springer
In this paper we identify a set of two-dimensional variational inequalities governing the
displacement of a linearly elastic flexural shell subjected to a confinement condition …

On the justification of Koiter's model for generalised membrane shells of the fist kind confined in a half-space

P Piersanti - arXiv preprint arXiv:2410.16837, 2024 - arxiv.org
In this paper we justify Koiter's model for linearly elastic generalised membrane shells of the
first kind subjected to remaining confined in a prescribed half-space. After showing that the …