Results 11 to 20 of about 2,646,492 (277)

Snap-Through of the Very Shallow Shell with Initial Imperfection [PDF]

open access: yesTransactions of the VŠB: Technical University of Ostrava, Civil Engineering Series, 2016
Elastic shallow shell of translation subjected to the external pressure is analysed in the paper numerically by FEM. Nonlinear equilibrium paths are calculated for the different boundary conditions.
Havran Jozef, Psotný Martin
doaj   +3 more sources

Moment Resistances of wide flange beams with initial imperfection and residual stresses [PDF]

open access: yesJournal of Materials and Engineering Structures, 2020
Elastic and inelastic moment resistances of W-steel beams with considering the effects of initial imperfections and residual stresses are numerically investigated in the present study.
Pham Van PHE, Xuan Huy NGUYEN
doaj   +3 more sources

Virtual testing of post-buckling behaviour of metallic stiffened panel [PDF]

open access: yes, 2011
The aim of the project presented in this thesis is to demonstrate a modelling method for predicting the variability in the ultimate load of stiffened panel under axial compression due to manufacturing variability.
Wang, Yang
core   +7 more sources

Imperfection in Experimental Instruments and Their Performances [PDF]

open access: yes, 2021
This open access book synthesizes the swiftly growing critical scholarship on mistakes, glitches, and other aesthetics and logics of imperfection into the first transdisciplinary, transnational framework of imperfection studies.
Kelly, Caleb ; https://orcid.org/
core   +1 more source

Numerical characterization of imperfection sensitive composite structures [PDF]

open access: yes, 2013
The need to take the imperfection sensitivity of thin-walled unstiffened cylinders into account during the early design phases motivated the development of the NASA SP-8007 guideline, which brings an empirically based lower-bound curve that gives the ...
Castro, Saullo G. P.   +5 more
core   +1 more source

Efficient handling of stability problems in shell optimization by asymmetric ‘worst-case’ shape imperfection [PDF]

open access: yes, 2008
The paper presents an approach to shape optimization of proportionally loaded elastic shell structures under stability constraints. To reduce the stability-related problems, a special technique is utilized, by which the response analysis is always ...
Brank, Boštjan   +3 more
core   +1 more source

Initial conditions for imperfect dark matter [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2015
16 pages; major revision, references added, conclusions ...
openaire   +3 more sources

The Effects of Steel Core Imperfection, Gap Size and Friction Coefficient on the Behavior of All-Steel Buckling Restrained Braces

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2021
Buckling restrained braces (BRBs) which are generally composed of a steel core and a encasing(buckling restrainers) are utilized to resist lateral forces in high seismic regions since BRBs exhibit high energy dissipation capacity, ductility and stiffness.
Yasin Onuralp Özkılıç
doaj   +1 more source

Probabilistic ultimate strength (US) distribution against environmental casualties: Stiffened panel under imperfection [PDF]

open access: yesE3S Web of Conferences
In this study, the ultimate strength of a stiffened panel, which is one of the important components of ship structure, was analyzed by considering the effects of initial imperfection and geometric aspects with variations of random amplitude.
Sholikhah Mar’atu   +6 more
doaj   +1 more source

The Ultimate Strength of Fully Transparent Pressure-Resistant Spherical Cabins

open access: yesApplied Sciences, 2023
The fully transparent cabin used in a manned submersible is typically made of the viscoelastic material polymethyl methacrylate (PMMA). The pressure-bearing capacity of a PMMA-manned cabin was investigated considering the effects of initial geometrical ...
Fang Wang   +5 more
doaj   +1 more source

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