An immersed boundary fluid–structure interaction method for thin, highly compliant shell structures

J Boustani, MF Barad, CC Kiris, C Brehm - Journal of Computational …, 2021 - Elsevier
A parallel computational method for simulating fluid–structure interaction problems involving
large, geometrically nonlinear deformations of thin shell structures is presented and …

Deep learned finite elements

J Jung, K Yoon, PS Lee - Computer Methods in Applied Mechanics and …, 2020 - Elsevier
In this paper, we propose a method that employs deep learning, an artificial intelligence
technique, to generate stiffness matrices of finite elements. The proposed method is used to …

[HTML][HTML] New robust and efficient global iterations for large deformation finite element analysis of beams and shells with material nonlinearity

D Magisano, A Corrado - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
In large rotation analyses of beams and shells with displacement-based discretization, the
iterative burden grows considerably with the membrane/flexural stiffness ratio. For linear …

A new MITC4+ shell element

Y Ko, PS Lee, KJ Bathe - Computers & Structures, 2017 - Elsevier
We presented in Ko et al.(2016) an MITC4+ shell element that shows a much improved
convergence behavior when compared to the widely used MITC4 (Dvorkin and Bathe, 1984) …

How to improve efficiency and robustness of the Newton method in geometrically non-linear structural problem discretized via displacement-based finite elements

D Magisano, L Leonetti, G Garcea - Computer Methods in Applied …, 2017 - Elsevier
In this paper we show how to significantly improve the robustness and the efficiency of the
Newton method in geometrically non-linear structural problems discretized via displacement …

Nonlinear analysis of FG-sandwich plates and shells

M Rezaiee-Pajand, E Arabi, AR Masoodi - Aerospace Science and …, 2019 - Elsevier
This study is dedicated to develop a mixed interpolated formulation for nonlinear analysis of
plates and shells. Using Equivalent Single Layer (ESL) theory and the rule of mixture …

An efficient curved beam element for thermo-mechanical nonlinear analysis of functionally graded porous beams

M Rezaiee-Pajand, N Rajabzadeh-Safaei, AR Masoodi - Structures, 2020 - Elsevier
This research is aimed to develop an efficient and high-performance four-node iso-
parametric beam element, which is composed of Functionally Graded Material (FGM). In …

Simple and extensible plate and shell finite element models through automatic code generation tools

JS Hale, M Brunetti, SPA Bordas, C Maurini - Computers & Structures, 2018 - Elsevier
A large number of advanced finite element shell formulations have been developed, but
their adoption is hindered by complexities of transforming mathematical formulations into …

A new mixed node-based solid-like finite element method (MNS-FEM) for laminated shell structures

L Leonetti, H Nguyen-Xuan, GR Liu - Thin-Walled Structures, 2023 - Elsevier
A new solid-shell finite element formulation is investigated in this paper. Departing from the
S-FEM concept of node-based stress smoothing scheme, a new pattern that introduces new …

Static and dynamic analyses of multi-directional functionally graded porous nanoplates with variable nonlocal parameter using MITC3+ element

TTT Thi, VK Tran, QH Pham - Journal of Vibration Engineering & …, 2024 - Springer
Purpose In this paper, a new three-node triangular plate element is proposed to analyze
static bending, free vibration and forced vibration analysis of multi-directional functionally …