Results 11 to 20 of about 73,914 (300)

A Mathematical Model to Simulate Static Characteristics of T-Beam Bridge with Wide Flange

open access: yesJournal of Mathematics, 2021
This study considers various factors, such as shear lag effect and shear deformation, and introduces the self-stress equilibrium for shear lag warping stress conditions to analyze the static characteristics of T-beam bridges accurately. In the mechanical
Xiaomeng Zang   +6 more
doaj   +1 more source

Segregation of large particles in dense granular flows: A granular Saffman effect? [PDF]

open access: yes, 2018
We report on the scaling between the lift force and the velocity lag experienced by a single particle of different size in a monodisperse dense granular chute flow.
Ancey, Christophe   +5 more
core   +2 more sources

Effective width of steel-concrete composite box girder bridges: a review and method comparison

open access: yesActa Scientiarum: Technology, 2023
Steel-concrete composite girders have non-uniform stress distribution on the slab, presenting maximum stresses next to the webs of the girder. This phenomenon is known as shear lag effect. To understand this effect, there is the effective width concept,
Renato Silva Nicoletti   +2 more
doaj   +1 more source

Analysis and Study on Bending Vibration Frequency of New Corrugated Steel Web Composite Box Girder

open access: yesAdvances in Civil Engineering, 2021
In order to accurately analyze the bending vibration frequency of the new composite box girder, the effects of web folding effect, shear lag, and shear deformation are comprehensively considered in this paper, and the elastic control differential ...
Xiaomeng Zang, Genhui Wang, Zichen Zhang
doaj   +1 more source

The Multi-Functional Modelling Shear Lag Method for Accurate Calculation of Static Response and Accordion Effect of Improved Composite Box Girders

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2023
The composite box girder with corrugated web and steel bottom plate (CW-SBS) is a kind of improved steel-concrete structures. The design of CW-SBS box girders needs the accurate method to calculate the working response and accordion effect in ...
Ya-Nan Gan, Zi-Chen Zhang, Gen-Hui Wang
doaj   +1 more source

Mass and Light in the Universe [PDF]

open access: yes, 2001
We present a weak lensing and photometric study of six half by half degree fields observed at the CFHT using the UH8K CCD mosaic camera. The fields were observed for a total of 2 hours each in I and V, resulting in catalogs containing ~ 20 000 galaxies ...
Fukugita M.   +6 more
core   +2 more sources

PC Cable-Stayed Bridge Main Girder Shear Lag Effects: Assessment of Single Cable Plane in Construction Stage

open access: yesAdvances in Materials Science and Engineering, 2020
A model test and finite element analysis were conducted in this study to determine the distribution law of shear lag effect in the main beam section, a box girder, during the cable-stayed bridge construction process.
Yan-feng Li   +2 more
doaj   +1 more source

The rheology of a suspension of nearly spherical particles subject to Brownian rotations [PDF]

open access: yes, 1972
A set of constitutive equations, valid for arbitrary linear bulk flows, is derived for a dilute suspension of nearly spherical, rigid particles which are subject to rotary Brownian couples.
Hinch, E. J., Leal, L. G.
core   +1 more source

Multi-time delay, multi-point Linear Stochastic Estimation of a cavity shear layer velocity from wall-pressure measurements [PDF]

open access: yes, 2013
Multi-time-delay Linear Stochastic Estimation (MTD-LSE) technique is thoroughly described, focusing on its fundamental properties and potentialities. In the multi-time-delay ap- proach, the estimate of the temporal evolution of the velocity at a given ...
Adrian R. J.   +9 more
core   +1 more source

The Physics of Bodily Tides in Terrestrial Planets, and the Appropriate Scales of Dynamical Evolution [PDF]

open access: yes, 1995
Any model of tides is based on a specific hypothesis of how lagging depends on the tidal-flexure frequency. For example, Gerstenkorn (1955), MacDonald (1964), and Kaula (1964) assumed constancy of the geometric lag angle, while Singer (1968) and Mignard (
Efroimsky, Michael, Lainey, Valery
core   +5 more sources

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