Results 1 to 10 of about 17,588 (116)

Elastic Critical Moment for the Lateral-Torsional Buckling (LTB) Analysis of Structural Glass Beams with Discrete Mechanical Lateral Restraints. [PDF]

open access: yesMaterials (Basel), 2020
Structural glass beams and fins are largely used in buildings, in the form of primary load-bearing members and bracing systems for roof or facade panels. Several loading and boundary conditions can be efficiently solved by means of bonded composites that involve the use of laminated glass sections.
Santo D, Mattei S, Bedon C.
europepmc   +5 more sources

Elastic critical moment for bisymmetric steel profiles and its sensitivity by the finite difference method [PDF]

open access: yesInternational Journal of Applied Mechanics and Engineering, 2016
It is widely known that lateral-torsional buckling of a member under bending and warping restraints of its cross-sections in the steel structures are crucial for estimation of their safety and durability. Although engineering codes for steel and aluminum
M. Kamiński, Ł. Supeł
doaj   +2 more sources

Bounding of earthquake response via critical double impulse for efficient optimal design of viscous dampers for elastic‐plastic moment frames

open access: yesJapan Architectural Review, 2022
An input velocity adjustment method of the critical double impulse (DI) is presented for efficient design of viscous dampers for elastic‐plastic moment frames.
Hiroki Akehashi, Izuru Takewaki
doaj   +2 more sources

Elastic Critical Lateral Buckling of Beams Subjected to Simultaneous Negative End Moments and Transverse Loads

open access: yesApplied Sciences, 2023
This study presents a numerical investigation of the elastic critical lateral-torsional buckling of a steel beam subjected to simultaneous transverse loading at the top flange and negative end moments.
Xuan Tung Nguyen   +5 more
doaj   +2 more sources

Machine learning models for the elastic-critical buckling moment of sinusoidal corrugated web beam

open access: yesResults in Engineering
The torsional stiffness of I-beams with sinusoidal corrugated web is higher than that of flat web beams and the accuracy of the available hand-calculation methods to determine the elastic critical lateral-torsional buckling moment depends on the ...
Gábor Hajdú   +2 more
doaj   +3 more sources

Roof control effect of in situ strip interval paste backfill in goaf [PDF]

open access: yesScientific Reports
Faced with the dual challenges of coal mining under buildings, railways, and water bodies, as well as the shortage of backfill materials, and guided by the basic principles of more mining, less backfilling, and effective roof control, a technical concept
Kang Yang   +13 more
doaj   +2 more sources

The Effect of Steel Beam Elastic Restraint on the Critical Moment of Lateral Torsional Buckling [PDF]

open access: yesMaterials, 2022
This paper reports the results of the next stage of the authors’ investigations into the effect of the elastic action of support nodes on the lateral torsional buckling of steel beams with a bisymmetric I-section. The analysis took into account beam elastic restraint against warping and against rotation in the bending plane.
Rafał Piotrowski, Andrzej Szychowski
openaire   +2 more sources

Novel formula for the elastic critical moment of beams with corrugated web

open access: yesce/papers, 2023
AbstractThis paper presents a novel analytical expression to determine the elastic lateraltorsional buckling resistance of I‐beams with corrugated web. The corrugated web beams have higher torsional stiffness than the flat web beams; therefore, the self‐weight of the beam can be reduced. The appropriate hand calculation methods to determine the elastic
Gábor Hajdú, Ferenc Papp
openaire   +1 more source

Buckling in columns. Solution of the indeterminations of Euler's theory and derivation of an equation for inelastic buckling

open access: yesResults in Engineering, 2023
Buckling in columns under central load has always been a complex problem and until now remains unclear. This work consists of two parts. In the first, a theory is presented to solve the indeterminations of Euler's theory, such as: Moment, slope ...
Manuel Antonio Ramírez Márquez
doaj   +1 more source

Analytical and numerical study of influence of the shape of the section on lateral buckling of doubly symmetrical sections [PDF]

open access: yesE3S Web of Conferences, 2021
This paper presents an analytical and numerical study of the lateral buckling of beams with double symmetrical I and H cross sections having substantially the same plastic modulus of resistance around the strong axis subjected by a uniformly distributed ...
Egereva Elvira, Bonga Hugues
doaj   +1 more source

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