Results 21 to 30 of about 2,146 (158)

Numerical Investigations of Notched C-Profile Compressed Members with Initial Imperfections

open access: yesИнженерно-строительный журнал, 2016
This article contains the results of numerical investigation of compressed columns made of cold-formed notched C-profile in order to find their ultimate bearing capacity.
T. V. Nazmeeva, N. I. Vatin
doaj   +1 more source

Assessment of in-Plane Behavior of Metal Compressed Members with Equivalent Geometrical Imperfection

open access: yesApplied Sciences, 2020
A new procedure was presented with the objective of proving that it is the generalization of current attempts in designing compressed members and structures which is able to solve cases where other authors have problems.
Antonio Agüero   +3 more
doaj   +1 more source

Influence of asymmetrical initial form imperfections on fre oscillations of thin shells

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2016
In the framework of the theory of shallow shells we studied the effect of the initial deviations from the ideal circular cylindrical shape on flexural vibrations of thin isotropic shells.
S. V. Seregin
doaj   +1 more source

Consistency of Imperfections in Steel Eurocodes

open access: yesApplied Sciences, 2022
The second-order theory was used to analyze the flexural buckling of an individual member simply supported on both member ends, with a uniform double symmetric cross-section under a uniform axial force in an elastic state.
Ivan Baláž   +3 more
doaj   +1 more source

Cold-formed RHS T joints with initial geometrical imperfections

open access: yes, 2018
Peer ...
Garifullin, M.   +4 more
openaire   +3 more sources

Modelling Initial Geometric Imperfections of Steel Plane Frames Using Entropy and Eigenmodes

open access: yesInternational Journal of Mechanics, 2023
The article introduces an innovative approach to modelling initial geometric imperfections in steel plane frames. Initial imperfections are introduced using the analysis of normalised deformations of elastic buckling modes. The scale of these modes is assessed by applying Shannon entropy and potential energy analysis.
openaire   +2 more sources

HULL GIRDER PROGRESSIVE COLLAPSE ANALYSIS USING IACS PRESCRIBED AND NLFEM DERIVED LOAD - END SHORTENING CURVES

open access: yesBrodogradnja, 2016
This paper considers the hull girder ultimate strength of a bulk carrier at its midship section, as determined by an incremental-iterative progressive collapse analysis method prescribed by the International Association of Classification Societies Common
Stanislav Kitarović   +2 more
doaj   +1 more source

Compressive Gate Set Tomography

open access: yesPRX Quantum, 2023
Flexible characterization techniques that provide a detailed picture of the experimental imperfections under realistic assumptions are crucial to gain actionable advice in the development of quantum computers.
Raphael Brieger   +2 more
doaj   +1 more source

Analysis of initial geometric imperfections in transmission tower structures

open access: yesJournal of Physics: Conference Series
Abstract To clarify the influence of initial defects on transmission tower structures, this study proposes a computational methodology for quantifying initial defects in transmission tower systems, termed the Direct Defect Analysis Method (DDAM).
Qigang Sun   +4 more
openaire   +1 more source

Post-Buckling Range of Plates in Axial Compression with Uncertain Initial Geometric Imperfections [PDF]

open access: yesApplications of Mathematics, 2002
The paper deals with the worst scenario method which is applied to von Kármán equations with uncertain initial deflection. Assuming two mode initial and total deflection and using Galerkin method, the problem leads to a system of two nonlinear algebraic equations with one or two uncertain parameters.
openaire   +2 more sources

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