Results 221 to 230 of about 5,953,493 (243)
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RESPONSE OF TRANSVERSELY-LOADED COMPOSITE SHELLS: BIFURCATION, LIMIT-POINT BUCKLING, AND DYNAMIC COLLAPSE

40th Structures, Structural Dynamics, and Materials Conference and Exhibit, 1999
The transverse-loading response of laminated composite shell structures is studied experimentally and numerically. Monolithic graphite/epoxy shell structures having layups of [f45n/On]s (n = 1, 2, and 3) closely represent commercial fuselage structures in both geometry and boundary conditions.
B. Wardle, P. Lagacé
semanticscholar   +2 more sources

Limit Point Buckling Loads of Axially Compressed, Circular Cylindrical Shells—The Effect of Nonlinear Material Behavior

Journal of Applied Mechanics, 1979
The elasto-plastic buckling and postbuckling of imperfect, thin, circular cylindrical shells in axial compression is studied with the use of a mechanism model specifically designed to achieve an accurate representation of the developable polyhedral surface of Yoshimura. The formulation makes it possible to study the influence of asymmetric imperfection
R. Nimmer, J. Mayers
semanticscholar   +2 more sources

Post-Buckling, Limit Point, and Bifurcation Analyses of Shallow Nano-Arches by Generalized Displacement Control and Finite Difference Considering Small-Scale Effects

International Journal of Structural Stability and Dynamics, 2018
Post-buckling of shallow nano-arches is examined numerically in this study. The small-scale effect is taken into account by using the nonlocal theory. The variational formulation is employed to derive the equilibrium equations of the arch based on the Euler–Bernoulli beam hypothesis.
Parvaneh Mortazavi   +2 more
semanticscholar   +3 more sources

Computing the structural buckling limit load by using dynamic relaxation method

International Journal of Non-Linear Mechanics, 2016
Mohammad Rezaiee-Pajand
exaly   +2 more sources

Tristable properties and limit point behaviour in electrostatically actuated initially curved coupled micro beams

, 2021
A limit point behaviour of a metastructure, composed of two double clamped, initially curved beams, coupled via a rigid truss at their respective centres, is studied when subjected to a distributed electrostatic load.
Lior Medina, A. Seshia
semanticscholar   +1 more source

Ultimate strain capacity assessment of local buckling of pipelines with kinked dents subjected to bending loads

Thin-walled structures, 2021
A dent is a typical defect found in oil and gas pipelines and poses a significant threat to their safety and integrity. In this study, the buckling behavior and limit strain capacity of pipelines with kinked dents under bending moment loads were ...
Jun-Qiang Wang   +5 more
semanticscholar   +1 more source

A theoretical study on nonlinear in-plane buckling of shallow angle-ply laminated arches with elastic supports

, 2021
This paper presents, for the first time, an analytical study on the nonlinear in-plane buckling of angle-ply laminated shallow arches with elastic supports under a uniform radial loading. To decouple internal forces and facilitate theoretical derivations,
Zi-Xiang Zhang   +5 more
semanticscholar   +1 more source

Geometrically nonlinear buckling of graphene platelets reinforced dielectric composite (GPLRDC) arches with rotational end restraints

, 2020
This paper presents an analytical investigation on the nonlinear buckling behavior of graphene platelets reinforced dielectric composite (GPLRDC) arches with rotational end restraints under applied electric and uniform radial load.
Zhicheng Yang   +6 more
semanticscholar   +1 more source

Nonlinear in-plane buckling of shallow laminated arches incorporating shear deformation under a uniform radial loading

, 2020
This paper is concerned with the nonlinear in-plane buckling of shear deformable laminated composite shallow arches under a uniform radial loading.
Zi-Xiang Zhang   +5 more
semanticscholar   +1 more source

Friction-driven buckling evolution and resistance prediction for completion string in complex horizontal well

Proceedings of the Institution of mechanical engineers. Part C, journal of mechanical engineering science
The downward movement of completion strings in horizontal wells is hindered by geometric constraints and dynamic contact forces, leading to amplified friction and buckling instability, which risk pipe sticking.
Bo Li   +3 more
semanticscholar   +1 more source

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