Knockdown factor of buckling load for axially compressed cylindrical shells: state of the art and new perspectives
Thin-walled structures are commonly utilized in aerospace and aircraft structures, which are
prone to buckling under axial compression and extremely sensitive to geometric …
prone to buckling under axial compression and extremely sensitive to geometric …
Postbuckling optimisation of a variable angle tow composite wingbox using a multi-modal Koiter approach
The stiffness-tailoring capability of Variable Angle Tow (VAT) laminates gives enhanced
freedom to design thin-walled structures. One key advantage of tow steering is the ability to …
freedom to design thin-walled structures. One key advantage of tow steering is the ability to …
[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 …
Kirchhoff–Love shells. While previous works have proposed mixed integration point …
[HTML][HTML] An isogeometric framework for the optimal design of variable stiffness shells undergoing large deformations
The optimal design of the postbuckling response of variable angle tow composite structures
is an important consideration for future lightweight, high-performing structures. Based on this …
is an important consideration for future lightweight, high-performing structures. Based on this …
A robust penalty coupling of non-matching isogeometric Kirchhoff–Love shell patches in large deformations
Abstract Isogeometric Kirchhoff–Love elements have been receiving increasing attention in
geometrically nonlinear analysis of thin shells because they make it possible to meet the C 1 …
geometrically nonlinear analysis of thin shells because they make it possible to meet the C 1 …
A simplified Kirchhoff–Love large deformation model for elastic shells and its effective isogeometric formulation
Abstract Isogeometric Kirchhoff–Love elements have received an increasing attention in
geometrically nonlinear analysis of elastic shells. Nevertheless, some difficulties still remain …
geometrically nonlinear analysis of elastic shells. Nevertheless, some difficulties still remain …
Prediction of non-linear buckling load of imperfect reticulated shell using modified consistent imperfection and machine learning
A modified method is proposed for the consistent imperfection method, which introduces the
shape of the first-order linear buckling mode of a spatial structure as the imperfection pattern …
shape of the first-order linear buckling mode of a spatial structure as the imperfection pattern …
A corotational mixed flat shell finite element for the efficient geometrically nonlinear analysis of laminated composite structures
FS Liguori, A Madeo - International Journal for Numerical …, 2021 - Wiley Online Library
A corotational flat shell element for the geometrically nonlinear analysis of laminated
composite structures is presented. The element is obtained from the Hellinger–Reissner …
composite structures is presented. The element is obtained from the Hellinger–Reissner …
A large rotation finite element analysis of 3D beams by incremental rotation vector and exact strain measure with all the desirable features
Different strategies based on rotation vector and exact strain measure have been proposed
over the years for analyzing flexible bodies undergoing arbitrary large rotations. To avoid the …
over the years for analyzing flexible bodies undergoing arbitrary large rotations. To avoid the …
[HTML][HTML] Reliability-based topology optimization of imperfect structures considering uncertainty of load position
In this paper, a novel optimization technique is implemented to explore the effects of
considering uncertain load positions. Therefore, the integration of reliability-based design …
considering uncertain load positions. Therefore, the integration of reliability-based design …