Results 81 to 90 of about 1,645 (111)

Bifurcation Analysis of Euler Buckling Problem from the viewpoint of Singularity Theory [PDF]

open access: yes, 2019
埼玉大学博士(学術)xiii, 71 p.We consider buckling of rod which is subjected to compressive force λ. In 1757, L. Euler’s found the critical load of the system, and this problem is often called Euler buckling problem.
アティア, アフロズ, ATIA, AFROZ
core   +1 more source

Buckling Paradox And Anisotropic Plastic Plate Bifurcation [PDF]

open access: yes
Anisotropic elastic/plastic plate bifurcation is investigated. The pre-bifurcation loading consists of biaxial stresses along ξν axes parallel to the sides of a simply supported rectangular plate: ννξξσασ=,11α−≤≤. The ξν axes are at an angle βwith the xy
Shrivastava, Surersh
core   +1 more source

OPTIMIZATION AND POST-BUCKLING ANALYSIS OF A LONG SHAFT ROTOR SYSTEM WITH PINNED-STABILIZED SUPPORTED AT ARBITRARY POSITION

open access: yesJixie qiangdu, 2018
A nonlinear model of a pinned-free long shaft rotor system with a stabilized support at arbitrary position is established by employing the generalized Hamilton principle.
XIAO ShiFu, CHEN HongYong, NIU HongPan
doaj  

An Assessment of the Eurocode 3 Simplified Formulas for Distortional Buckling of Cold-Formed Steel Lipped Channels

open access: yesApplied Sciences
This paper concerns the Eurocode 3 Part 1-3 (EN 1993-1-3) methods for calculating the distortional buckling (bifurcation) load of cold-formed steel-lipped channels subjected to axial force, major and minor axis bending.
André Dias Martins   +3 more
doaj   +1 more source

Free-Vibration and Buckling Analyses of Beams using Kriging-Based Timoshenko Beam Elements with the Discrete Shear Gap Technique

open access: yesCivil Engineering Dimension
A family of locking-free Kriging-based Timoshenko beam elements with a new implementation of the discrete shear gap technique was recently developed (referred to as K-beam-DSG1 elements). Performance of the K-beam-DSG1 elements has been shown to be very
Foek Tjong Wong   +2 more
doaj   +1 more source

A global investigation of solitary-wave solutions to a two-parameter model for water waves [PDF]

open access: yes, 1996
The model equation (2r''''/15)-(br'')+(ar)+(3r^2/2)-((r')^2/2)+[rr']'=0 arises as the equation for solitary-wave solutions to a fifth-order long-wave equation for gravitycapillary water waves.
Groves, MD, Champneys, AR
core  

Curvature-directed buckling patterns in proliferating ellipsoidal epithelial tissues

open access: yesJournal of Biomechanical Science and Engineering
The three-dimensional morphogenesis of epithelial tissues is governed by robust physical mechanisms. Examples of this process include the folding of insect imaginal discs and cerebral convolutions. Reaction-diffusion theories have historically focused on
Kaito KUNINISHI   +2 more
doaj   +1 more source

Out-of-Plane Secondary Bifurcation Buckling Behavior of Elastic Circle Pipe Arch

open access: yes, 2011
The out-of-plane secondary bifurcation buckling load-displacement equilibrium paths of the elastic circle pipe arch with and without out-of-plane brace at the top of the arch are traced using a new numerical tracing strategy.
Zi Chen Lin   +6 more
core   +1 more source

Least-squares Smoothed Shape Functions for Constructing Field-Consistent Timoshenko Beam Elements

open access: yesCivil Engineering Dimension
This paper presents an approach for constructing field-consistent Timoshenko beam elements using least-squares smoothed (LSS) shape functions. The variational basis for shear strain redistribution is thoroughly explained, leading to the derivation of ...
Foek Tjong Wong   +3 more
doaj   +1 more source

NONDEGENERATE UMBILICS, THE PATH FORMULATION and GRADIENT BIFURCATION PROBLEMS

open access: yes, 2009
Parametrized contact-equivalence is a successful theory for the understanding and classification of the qualitative local behavior of bifurcation diagrams and their perturbations.
Furter, Jacques-Elie   +2 more
core   +1 more source

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