Results 261 to 270 of about 3,728,409 (351)

Buckling mode shapes of thin-walled members

Computers & Structures, 1995
Summary: An analytical procedure to estimate not only the elastic buckling loads but also buckling mode shapes by transfer matrix method is presented. The transfer matrix is derived from the differential equations for the plate subjected to axial load.
Ohga, M., Hara, T., Kawaguchi, K.
openaire   +2 more sources

Nonlinear buckling mode transition analysis in nonlocal couple stress-based stability of FG piezoelectric nanoshells under thermo-electromechanical load

Mechanics of Advanced Materials and Structures, 2022
Smart materials and structures at the nanoscale represent the main components in manufacturing plan for nano-electromechanical systems. In this research study, an unconventional shell model based upon the nonlocal couple stress (NCS) continuum mechanics ...
Huazhong Liu, S. Sahmani, B. Safaei
semanticscholar   +1 more source

Finite element modelling of castellated steel beams under lateral-distortional buckling mode

, 2021
This paper examined the effects of web distortion on the buckling behavior of castellated steel beams. To this purpose, a series of nonlinear finite element (FE) models was constructed and well verified against an experimental work on the distortional ...
M. Hosseinpour, Y. Sharifi
semanticscholar   +1 more source

Large-Stroke Constant-Force Mechanisms Utilizing Second Buckling Mode of Flexible Beams: Evaluation Metrics and Design Approach

Journal of Mechanical Design, 2020
Compliant constant-force mechanisms (CCFMs), which provide a near constant-force output over a range of displacement, can benefit many applications. This work proposes a novel large-stroke CCFM (abbreviated as B2CCFM) that utilizes the second buckling ...
Fulei Ma, Guimin Chen, Haitian Wang
semanticscholar   +1 more source

Nonsinusoidal Buckling Modes of Sandwich Plates

Journal of the Aeronautical Sciences, 1954
Both wrinkling and "quasi-Euler" buckling modes of sandwich plates have hitherto been taken as sinusoidal. In this report the possibility of nonsinusoidal modes is investigated. The core slab material considered is the special orthotropic one which does not resist deformation in its own plane, but only extension and shear­ ing perpendicular to its ...
Goodier, J. N., Hsu, Chieh-Su
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Post-Buckling Behavior under Mode Interaction

Journal of the Engineering Mechanics Division, 1979
The post-buckling behavior of continuous elastic systems under interaction of two symmetric stable or unstable modes, is considered. For the cases of two stable (unstable) modes with a negative (positive) interaction coefficient, it is shown that mode interaction increases imperfection sensitivity whenever a 2 times 2 energy matrix of the perfect ...
Antonio J. Reis, John Roorda
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Higher Mode Buckling of Bimetallic Beam

Journal of the Engineering Mechanics Division, 1971
An analysis is made of the thermal buckling and snap-through action of an initially curved bimetallic beam, supported by two hinges at the extremities. A beam theory solution is obtained for the bimetallic element, which shows that the deflection and snap-through response of the bimetallic beam, to increasing temperature, is considerably different from
David Burgreen, David Regal
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Two Distinct Buckling Modes in Carbon Nanotube Bending

Nano Letters, 2006
By using controlled SPM manipulation, carbon nanotubes have been continuously bent into a series of increasing angles, and two distinct buckling modes corresponding to "abrupt" and "gradual" buckle formation were observed through recording the height increment at the bend site during the loading process. Molecular dynamics simulation also found the two
Xiaojie, Duan, Chun, Tang, Jin, Zhang, Wanlin, Guo, Zhongfan, Liu   +4 more
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Bifurcation buckling eigenvector characteristics for structures exhibiting buckling mode interactions

Computer Methods in Applied Mechanics and Engineering, 1997
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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Buckling Analysis of Tapered Continuous Columns by Using Modified Buckling Mode Shapes

Journal of Marine Science and Application, 2019
Elastic critical buckling load of a column depends on various parameters, such as boundary conditions, material, and cross-section geometry. The main purpose of this work is to present a new method for investigating the buckling load of tapered columns subjected to axial force.
Sina Toosi, Akbar Esfandiari, Ahmad Rahbar Ranji   +2 more
openaire   +1 more source