[HTML][HTML] A mixed integration point (MIP) formulation for hyperelastic Kirchhoff–Love shells for nonlinear static and dynamic analysis

L Leonetti, J Kiendl - Computer Methods in Applied Mechanics and …, 2023 - Elsevier
We present a mixed integration point (MIP) formulation for hyperelastic isogeometric
Kirchhoff–Love shells. While previous works have proposed mixed integration point …

Machine Learning and Optimization Algorithms for Vibration, Bending and Buckling Analyses of Composite/Nanocomposite Structures: A Systematic and …

DB Ercument, B Safaei, S Sahmani… - Archives of Computational …, 2024 - Springer
Composite/nanocomposite structures have been commonly utilized in a variety of
applications. The ability to tailor composite materials to attain superior performance in …

Three-dimensional printing of biomimetic variable stiffness composites with controlled orientations and volume fraction of fibers

AV Malakhov, X Tian, Z Zheng, TP Plugatar… - Composite …, 2022 - Elsevier
In this paper, biomimetic continuous fiber reinforced composite structures were modeled and
printed on the basis of variable distributions of fiber orientation and the fiber volume fraction …

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 …

Continuous tow steering around an elliptical cutout in a composite panel

G Zucco, M Rouhi, V Oliveri, E Cosentino… - AIAA Journal, 2021 - arc.aiaa.org
Cutouts are widely used to accommodate windows, openings for access purposes, or
fasteners in the primary structural parts of airplanes. The presence of cutouts in composite …

Buckling analysis and optimization of variable angle tow composite plates via Ritz method and variable stiffness optimization

Z Jing, S Wang, L Duan, B Li, X Fan - Computers & Structures, 2023 - Elsevier
A novel variable stiffness optimization (VSO) algorithm is proposed accounting for the
inherent mechanical characteristics of variable angle tow (VAT) plates. Through sampling in …

Buckling and post-buckling analysis of composite wing box under loads with torsion-bending coupling

P Wang, Y Chen, R Pei, C Lian, K Zhang, Y Zhou - Thin-Walled Structures, 2023 - Elsevier
In this paper, a mathematical model for the effect of different torsion-bending ratios on
buckling and failure loads under complex operating conditions was proposed, and the …

A seven-parameter high-order finite element model for multi-stable analysis of variable stiffness laminated shells

T He, W Huang, Z Kuang, Q Huang, R Hou… - Thin-Walled …, 2023 - Elsevier
Variable angle fiber composites provide large design space for multi-stable structures.
However, they require reliable numerical models to accurately predict their mechanical …

Buckling optimization of curved grid-stiffened helicoidal composite panel including the factor of mode shape in multiple load cases

X Lian, W Zhang, Y Mao, Z Yu - Composite Structures, 2023 - Elsevier
The buckling mode of helicoidal composite panel are non-axisymmetric, resulting its
different capability to resist loads in different orientation and the irregular buckling mode …

Buckling optimization of variable-stiffness composite plates via variable stiffness optimization algorithm

Z Jing, L Duan, S Wang, B Li - Composite Structures, 2024 - Elsevier
A variable stiffness optimization (VSO) algorithm is presented for optimizing variable-
stiffness composite (VSC) plates with linear fiber path functions. A new definition of …