Results 31 to 40 of about 21,332,233 (91)

Calibration of equivalent geometric imperfections for second‐order theory analysis of hot‐rolled U‐profiles

open access: yesSteel Construction, Volume 19, Issue 1, Page 60-71, February 2026.
Abstract The stability behaviour of steel structures is important when performing design. Standards (such as EN 1993‐1‐1 – Eurocode 3 Part 1‐1) take the stability of steel members into account and allow for verifications using reduction factors or by second‐order theory analysis considering equivalent geometric imperfections.
Stalin Ibanez   +2 more
wiley   +1 more source

Dynamic Stability of Monosymmetrical Thin-Walled Structures

open access: yes, 1972
A study is made on the dynamic stability of thin-walled beams of monosymmetrical cross section. Under the action of axial periodic loads, the parametric excitation of the coupled flexural-torsional type of vibrations is investigated.
A. A. Ghobarah
core   +1 more source

On triply coupled vibrations of axially loaded thin-walled composite beams [PDF]

open access: yes, 2010
Free vibration of axially loaded thin-walled composite beams with arbitrary lay-ups is presented. This model is based on the classical lamination theory, and accounts for all the structural coupling coming from material anisotropy.
Lee, Jaehong, Vo, Thuc, Lee, Kihak
core   +1 more source

Influence of section depth on the structural behaviour of reinforced concrete continuous deep beams [PDF]

open access: yes, 2007
YesAlthough the depth of reinforced concrete deep beams is much higher than that of slender beams, extensive existing tests on deep beams have focused on simply supported beams with a scaled depth below 600 mm.
Yang, Keun-Hyeok, Ashour, Ashraf
core   +1 more source

Structural characteristics of wood composite I-beams

open access: yes, 1992
Wood composite I -beams for many years were limited to special applications, but are now becoming a very important component of light frame floor and roof systems. This study is concerned with the investigation of the characteristics of wood composite I -
Robert W Clinch (12236025)
core   +1 more source

Behavior of RC beams patch repaired and strengthened with FRP composites : a numerical study [PDF]

open access: yes, 2014
Includes bibliographical references.Reinforced concrete (RC) beams get deteriorated and become deficient mainly due to corrosion of steel reinforcements, poor maintenance and design, earthquakes and aging.
Mundeli, Salathiel
core   +1 more source

Shear capacity of reinforced concrete beams using neural network [PDF]

open access: yes, 2007
NoOptimum multi-layered feed-forward neural network (NN) models using a resilient back-propagation algorithm and early stopping technique are built to predict the shear capacity of reinforced concrete deep and slender beams.
Song, J-K.   +2 more
core   +4 more sources

Instability of composite beams in hogging bending [PDF]

open access: yes
This work is concerned with local buckling and lateral distortional buckling, two aspects of instability that govern the design of composite beams in hogging regions.
Chen, Shiming
core  

Flexural-torsional behavior of thin-walled closed-section composite box beams [PDF]

open access: yes, 2007
This paper presents a flexural–torsional analysis of composite box beams. A general analytical model applicable to thin-walled box section composite beams subjected to vertical and torsional load is developed.
Lee, Jaehong, Vo, Thuc
core   +1 more source

Tests on prototype particleboard webbed I-beams

open access: yes, 1989
"In August 1988 an experimental program was conducted to investigate the suitabillity of square profile flange slots in I-beams to house 10 mm particleboard (nominal size).
Mark Steedman (9837155)   +1 more
core   +1 more source

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