Results 41 to 50 of about 53,025 (207)

Optimisation of Novel Elliptically-Based Web Opening Shapes of Perforated Steel Beams [PDF]

open access: yes, 2012
A new study was carried out and presented herein, on the optimisation of novel elliptically-based web opening shapes which enhance the structural behaviour of the perforated beams as well as lead to economic design in terms of both manufacture and usage.
Bower   +13 more
core   +2 more sources

Secondary Moments due to Prestressing with Different Bond at the Ultimate Limit State

open access: yesSlovak Journal of Civil Engineering, 2018
Secondary effects of prestressing develop in statically indeterminate structures (e.g., continuous beams) due to the restraint of deformations imposed by hyperstatic restraints.
Halvoník Jaroslav   +2 more
doaj   +1 more source

An experimental study of the large deformation of plastic hinges [PDF]

open access: yesInternational Journal of Solids and Structures, 1977
Abstract Recent applications of structural plasticity to areas such as vehicle crashworthiness has led to interest in the large deformation plastic collapse of general frames. Even when displacements are comparable to the original structural dimensions, the plasticity is confined to localized regions or “hinges”.
McIvor, Ivor K.   +2 more
openaire   +2 more sources

Fracture test of a Gothic ribbed vault

open access: yes, 2010
A Gothic ribbed vault has been built at the School of Architecture of Madrid in order to investigate the construction complexities of this kind of vaults.
Alonso, M.A.   +5 more
core   +1 more source

Horizontal saddle-supported storage vessels: Theoretical and experimental comparisons of plastic collapse loads [PDF]

open access: yes, 2003
Previous experimental work (1) on cylindrical vessels supported at the ends and subjected to central loading indicated that different collapse mechanisms could occur when the loading is applied either through loosely fitted saddles or through welded ...
Chan, G.C.M.   +3 more
core   +1 more source

A Multidimensional Elastic–Plastic Calculation Model of the Frame Structure with Magnetorheological Damper

open access: yesActuators, 2022
To analyze the multidimensional elastic–plastic response of the frame structure with magnetorheological (MR) dampers under strong seismic excitations, the test of the MRD was performed, the location matrix of the MRD in the frame structure was derived ...
Xiangcheng Zhang   +5 more
doaj   +1 more source

Full-Scale Test on Hysteretic Behavior of T-Shaped Steel Beam–Column Joints with Locally Corrugated Web (RBS) Considering Folding Effect

open access: yesBuildings
Steel frame structures have been increasingly widely used in high-rise and multi-story building design. However, traditional rigid welded beam–column joints exhibit poor ductility and high residual stress, which are key reasons for their susceptibility ...
Weizhen Wang   +4 more
doaj   +1 more source

Experimental Study of Seismic Behavior and Modification of the Failure Region of Mechanical Bar Splices [PDF]

open access: yesمهندسی عمران شریف
The problem of overcrowding at the junction of the rebars is very significant, particularly for seismic details. Due to bar length limits, splicing of reinforcing bars is unavoidable in reinforced concrete (RC) structures and may alter the overall ...
Mohamad reza Shokrzadeh   +1 more
doaj   +1 more source

On the lumped damage modelling of reinforced concrete beams and arches

open access: yesFracture and Structural Integrity, 2020
The analysis of reinforced concrete structures can be performed by means of experiments or numerical studies. The first way is usually quite expensive, so the second one sometimes is a good option to understand the physical behaviour of actual structures.
Thalyson Issac de Jesus Brito   +4 more
doaj   +1 more source

Would RC wide-beam buildings in Spain have survived Lorca earthquake (11-05-2011)? [PDF]

open access: yes, 2016
Lorca earthquake (11-05-2011) is most destructive event recorded in Spain, causing nine fatalities and other severe consequences. Its important intensity was rather unexpected, and serious concern arose regarding risk of building stock in Spain.
Benavent Climent, Amadeo   +2 more
core   +2 more sources

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