Results 81 to 90 of about 1,000,097 (165)

Seismic Response of Existing Masonry‐Infilled RC Frame Structures Retrofitted with Steel Exoskeletons

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 14, Page 3593-3611, November 2026.
ABSTRACT Considering the needs for reducing carbon emissions and except for extreme cases of very degraded existing structures, research on technologies allowing continued use or upgrading of older buildings has become a priority topic. Generally, research on upgrading of reinforced concrete frame structures certainly has a prominent role, because of ...
Francesco Nigro   +2 more
wiley   +1 more source

Lateral torsional buckling of an I‐shaped hoisting spreader beam

open access: yes, 2021
I-shaped hoisting spreader beams are widely used in practice when lifting heavy objects by crane. In general, I-shaped beams that are subjected to a bending moment may be sensitive to lateral torsional buckling.
Johan Maljaars   +7 more
core   +1 more source

Torsional restraint against elastic lateral buckling [PDF]

open access: yes, 1998
It is well known that a central elastic torsional restraint restricts the lateral buckling shape of an elastic I-beam and increases its elastic flexural-torsional buckling resistance.
Valentino, John   +1 more
core  

Rotation capacity of I‐shaped beams collapsed with lateral‐torsional buckling under reversed axial forces

open access: yesJapan Architectural Review, 2019
I‐shaped beams installed in a braced structure are subjected to reversed axial forces during earthquakes. Previously, we have derived the evaluation index and formulae for beams that collapsed with dominant local buckling.
Atsushi Suzuki   +2 more
doaj   +1 more source

Application of the Rayleigh quotient method in the analysis of stability of straight elastic bars [PDF]

open access: yesArchives of Civil Engineering
The paper deals with stability problems of straight elastic bars made of a homogenous isotropic material. The approach concerns both the bars of compact cross-sections and of thin-walled cross-sections, the transverse distortions being neglected.
Radosław Czubacki, Tomasz Lewinski
doaj   +1 more source

Resistance and stability of steel channel section beams

open access: yesBudownictwo i Architektura, 2013
Analysis of the resistance and stability of steel beam of channel section loaded in the plane parallel to beam web, which does not pass through shear center, is presented in the paper.
Radosław Szczerba
doaj   +1 more source

Zginanie i Wyboczenie Ram Przestrzennych Złożonych z Prętów o Zmiennych Sztywnościach Zginania i Skręcania

open access: yesEngineering Transactions, 1965
Bar structures of variable flexural and torsional rigidities find wide application in various structures. For this reason the obtainment of equations enabling easy computation of such structures is essential for engineering: The problem of bending and ...
E. Krynicki, Z. Mazurkiewicz
doaj  

Lateral-Torsional Buckling of FRP I-Section Beams [PDF]

open access: yes, 2016
This paper presents the outcome of an experimental and theoretical investigation into the load-carrying capacity of Fiber Reinforced Polymer (FRP) I-section beams subjected to four-point loading.
Razzaq, Zia, Sirjani, Mojtaba B.
core  

Lateral Torsional Buckling of Steel Beams under Transverse Impact Loading

open access: yesShock and Vibration, 2018
This study employs experiments and numerical simulation to analyze the dynamic response of steel beams under huge-mass impact. Results show that lateral torsional buckling (LTB) occurs for a narrow rectangular cross-section steel beam under transverse ...
Wenna Zhang, Feng Liu, Feng Xi
doaj   +1 more source

A mathematica code for evaluating lateral-torsional buckling of tapered cantilevers [PDF]

open access: yesE3S Web of Conferences
Lateral-torsional buckling (LTB) is the primary failure mode where slender cantilevers experience nonuniform twisting and buckling about their weak axes.
Yilmaz Tolga
doaj   +1 more source

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