Results 21 to 30 of about 9,711 (260)

Nonlinear analysis of buckling and postbuckling for axially compressed functionally graded cylindrical panels with the Poisson's ratio varying smoothly along the thickness

open access: yesVietnam Journal of Mechanics, 2012
In this paper an approximate analytical solution to analyze the nonlinear buckling and postbuckling behavior of imperfect functionally graded panels with the Poisson's ratio also varying smoothly along the thickness is investigated.
Dao Van Dung, Le Kha Hoa
doaj   +1 more source

Experimental and Numerical Analysis of Compression Thin-Walled Composite Plates Weakened by Cut-Outs

open access: yesArchives of Civil Engineering, 2017
Buckling and postbuckling response of thin-walled composite plates investigated experimentally and determinated analytically and numerically is compared. Real dimension specimens of composite plates weakened by cut-out subjected to uniform compression in
Falkowicz K.
doaj   +1 more source

Space Frames with Multiple Stable Configurations [PDF]

open access: yes, 2007
This paper is concerned with beamlike spaceframes that include a large number of bistable elements, and exploit the bistability of the elements to obtain structures with multiple stable configurations.
Pellegrino, S., Schioler, T.
core   +1 more source

Postbuckling and Free Vibration of Multilayer Imperfect Nanobeams under a Pre-Stress Load

open access: yesApplied Sciences, 2018
This paper investigates the postbuckling and free vibration response of geometrically imperfect multilayer nanobeams. The beam is assumed to be subjected to a pre-stress compressive load due to the manufacturing and its ends are kept at a fixed distance ...
S. A. Emam   +3 more
doaj   +1 more source

Lateral Postbuckling Analysis of Beam Columns

open access: yesJournal of Engineering Mechanics, 1994
This is a study of the elastic lateral post buckling response of a simply supported beam under uniform bending acting on the plane of major bending rigidity, in which the effect of an axial compreisson is also included. The study established the stability or instability of the critical state; the initial (nonlinearly elastic) postbuckling equilibrium ...
Kounadis, A.N., Ioannidis, G.
openaire   +2 more sources

Thermal postbuckling analysis of FG-CNTRC doubly curved panels with elastically restrained edges using Reddy's higher order shear deformation theory

open access: yesVietnam Journal of Mechanics, 2020
For the first time, postbuckling behavior of thick doubly curved panels made of carbon nanotube reinforced composite (CNTRC), under preexisting external pressure and subjected to uniform temperature rise is analyzed in this paper. Carbon nanotubes (CNTs)
Hoang Van Tung   +2 more
doaj   +1 more source

Postbuckling behavior of functionally graded CNT-reinforced nanocomposite plate with interphase effect

open access: yesNonlinear Engineering, 2019
The present paper is aimed to study the buckling and postbuckling response of functionally graded carbon nanotube (FG-CNT)- magnesium (Mg) nanocomposite plate with interphase effect. Interphase zone is characterized by employing a cohesive zone model for
Srivastava Ashish Kumar, Kumar Dinesh
doaj   +1 more source

A New Analytical Approach for Nonlinear Global Buckling of Spiral Corrugated FG-CNTRC Cylindrical Shells Subjected to Radial Loads

open access: yesApplied Sciences, 2020
The present paper deals with a new analytical approach of nonlinear global buckling of spiral corrugated functionally graded carbon nanotube reinforced composite (FG-CNTRC) cylindrical shells subjected to radial loads.
Tho Hung Vu   +6 more
doaj   +1 more source

Nonlinear Static Stability of Imperfect Bio-Inspired Helicoidal Composite Beams

open access: yesMathematics, 2022
The objective of this manuscript is to develop, for the first time, a mathematical model for the prediction of buckling, postbuckling, and nonlinear bending of imperfect bio-inspired helicoidal composite beams with nonlinear rotation angle.
Nazira Mohamed   +2 more
doaj   +1 more source

Quasi-buckling of micromachined beams [PDF]

open access: yes, 1993
Buckling of structures with imperfections, quasi-buckling (QB), is studied. At the bifurcation load, these structures show a smooth transition into one of the stable postbuckling equilibrium states, instead of the traditional sudden change in deflection ...
Elwenspoek, Miko   +3 more
core   +3 more sources

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