Results 21 to 30 of about 4,478,841 (351)

Nonlinear analysis of stability for imperfect eccentrically stiffened FGM plates under mechanical and thermal loads based on FSDT. Part 2: Numerical results and discussions

open access: yesVietnam Journal of Mechanics, 2015
Based on the first-order shear deformation plate theory (FSDT), the smeared stiffeners technique and Galerkin method, the analytical expressions to determine the static critical buckling load and analyze the post-buckling load-deflection curves of FGM ...
Dao Van Dung, Nguyen Thi Nga
doaj   +1 more source

Buckling behavior of additively manufactured cellular columns: Experimental and simulation validation

open access: yesMaterials & Design, 2020
Lattice structures have been used in a variety of engineering applications in aerospace, automobile and biomedical applications. In this study, the buckling analysis of additively manufactured cellular columns was conducted.
Aamer Nazir, Jeng-Ywan Jeng
doaj   +1 more source

The origin of compression influences geometric instabilities in bilayers [PDF]

open access: yes, 2018
Geometric instabilities in bilayered structures control the surface morphology in a wide range of biological and technical systems. Depending on the application, different mechanisms induce compressive stresses in the bilayer.
Andres, Sebastian   +2 more
core   +1 more source

Study on pathogenic mechanism of idiopathic scoliosis by nonlinear buckling analysis

open access: yesNihon Kikai Gakkai ronbunshu, 2015
The present paper describes the numerical results by the finite-element method of unstable phenomena of the spine induced by the growth of vertebral bodies in order to investigate the cause of the idiopathic scoliosis.
Han SUN, Hideyuki AZEGAMI
doaj   +1 more source

The buckling of a swollen thin gel layer bound to a compliant substrate [PDF]

open access: yes, 2007
Gels are used to design bilayered structures with high residual stresses. The swelling of a thin layer on a compliant substrate leads to compressive stresses.
Allen   +25 more
core   +3 more sources

Role and significance of thermal loading on the performance of carbon nanotube-based mass sensors

open access: yesMaterials & Design, 2018
Insights on the sensitivity of carbon nanotube-based mass sensors subject to a uniform thermal environment are provided. The thermal loads are introduced as a means of buckling nonlocal carbon nanotube-based mass sensors in an effort to obtain high ...
S.S. Ghaffari, S. Ceballes, A. Abdelkefi
doaj   +1 more source

Buckling and Post-Buckling Behavior of Perfect/Perforated Composite Cylindrical Shells under Hydrostatic Pressure

open access: yesJournal of Marine Science and Engineering, 2022
In this paper, the buckling and post-buckling behavior of perfect and perforated composite cylindrical shells subjected to external hydrostatic pressure was experimentally investigated.
Ke-Chun Shen   +3 more
doaj   +1 more source

Research on Buckling Load of Cylindrical Shell with an Inclined through Crack under External Pressure and Its Solution

open access: yesMetals, 2023
In order to evaluate the reliability of cracked cylindrical shell effectively and reasonably, study the load capacity of cracked structures and understand the failure modes of cracked structures, in this paper the finite element method is adopted for ...
Shou-Chao Li   +4 more
doaj   +1 more source

Singular inextensible limit in the vibrations of post-buckled rods: Analytical derivation and role of boundary conditions [PDF]

open access: yes, 2014
In-plane vibrations of an elastic rod clamped at both extremities are studied. The rod is modeled as an extensible planar Kirchhoff elastic rod under large displacements and rotations. Equilibrium configurations and vibrations around these configurations
GORIELY, Alain   +2 more
core   +6 more sources

Post-buckling Partial Similitude Scaled Model for Stiffened Cylinders under Axial Compression by Energy Method

open access: yesBuildings, 2022
Considering the geometric nonlinearity and geometric imperfection of stiffened cylinders, the generalized similitude conditions and scaling laws for axial compression post-buckling are established by applying the similitude transformation to the total ...
Wei Yu   +3 more
doaj   +1 more source

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