Results 21 to 30 of about 3,156,191 (292)

Seismic Performance of Precast Concrete Columns with Improved U-type Reinforcement Ferrule Connections

open access: yesInternational Journal of Concrete Structures and Materials, 2019
This paper proposes a new kind of U-type reinforcement ferrule (URF) connection for the assembly of precast concrete (PC) components, which has a good fault-tolerance ability and low cost of construction with a simple post-grouting process.
Zhiwu Yu   +4 more
doaj   +1 more source

Application of 3D slope stability analysis in defining the excavation conditions of coal at the open pits [PDF]

open access: yesMining and Metallurgy Engineering Bor, 2013
Three-dimensional slope stability analysis has many advantages over the two-dimensional (2D), primarily due to more realistic view of slope geometry and slip surface, and involving side force resistance in the slope.
Hadži-Niković Gordana   +2 more
doaj   +1 more source

A new approach for evaluating lateral resistance of railway ballast associated with extended sleeper spacing

open access: yesSoils and Foundations, 2021
Recently, attempts have been made to replace wooden sleepers with concrete sleepers with expanded sleeper spacing, especially on conventional railway lines. By extending sleeper spacing in the replacement process, the number of sleepers required is lower.
Emiri Koyama   +3 more
doaj   +1 more source

An Experimental and Theoretical Studies Wings Piles at Different Sandy Soil Densities [PDF]

open access: yesEngineering and Technology Journal, 2022
Increasing the cross-sectional area of the piles or adding wings to the piles are two strategies for increasing the bearing capacity of the piles to resist lateral stresses.
Taha Mahdi   +2 more
doaj   +1 more source

The interaction between railway vehicle dynamics and track lateral alignment [PDF]

open access: yes, 2016
Track geometry deteriorates with traffic flow, thus it needs to be regularly restored using tamping or other method. As the deterioration is mainly in the vertical direction this aspect has been widely studied and models for its analysis developed ...
Gong, Cencen   +2 more
core   +1 more source

Lateral Resistance Requirement of Girder-Sleeper Fastener for CWR Track on an Open-Deck Steel Plate Girder Bridge

open access: yesApplied Sciences, 2021
For an open-deck steel plate girder railway bridge with rail joints, frequent damage to the bridge members and a high level of noise and vibration occur.
Hyeoung-Deok Lee   +2 more
doaj   +1 more source

Influence of boundary conditions and geometric imperfections on lateral–torsional buckling resistance of a pultruded FRP I-beam by FEA [PDF]

open access: yes, 2013
Presented are results from geometric non-linear finite element analyses to examine the lateral torsional buckling (LTB) resistance of a Pultruded fibre reinforced polymer (FRP) I-beam when initial geometric imperfections associated with the LTB mode ...
Nguyen, T. T.   +2 more
core   +1 more source

Effects of fastener type, end distance, layer arrangement, and panel strength direction on lateral resistance of single shear lap joints in cross-laminated timber (CLT)

open access: yesCase Studies in Construction Materials, 2023
This research investigated the effects of the fastener type, end distance, layer arrangement, and panel strength direction on the lateral resistance of nailed and screwed single shear lap joints in CLT panels. Three-ply CLT panels were made out of poplar
Farshid Abdoli   +4 more
doaj   +1 more source

Experimental Study on Configuration and Spacing of Screw Pile Group Effect Subjected to Lateral Cyclic Loading [PDF]

open access: yesE3S Web of Conferences, 2021
Despite the great development in the manufacture of the helical pile and the development of their use, especially in transmission towers and wind turbines, there is little research on their lateral behavior.
Ibrahim Azhar S.   +2 more
doaj   +1 more source

Numerical research of lateral flow influence on supercavitating flow

open access: yesAIP Advances, 2022
In this paper, a recompiled multiphase flow solver, which introduced the lateral flow source into the code, is developed to investigate the effect of the lateral flow on the supercavitation phenomenon.
Min Wang, Chunyong Fan, Guisheng Hou
doaj   +1 more source

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