Results 1 to 10 of about 258 (68)

Numerical analysis of group effect on dragload on piles subjected to negative skin friction [PDF]

open access: yesJournal of Engineering Research - Egypt, 2022
In this paper, the group effect on dragload on pile group subjected to negative skin friction is studied. The effect of pile spacing, pile location in a group and pile number is studied using finite element program PLAXIS 3D. Single pile, 2x2 pile groups
Marwan Shahin, Ahmed Farouk, Mohsen Saad
doaj   +1 more source

Numerical investigation of the effect of shaft surface geometry of tapered pile group with circular and square cross-sections on bearing capacity and group efficiency inquiry [PDF]

open access: yesمهندسی عمران شریف, 2023
Piles with a gradually decreasing cross-section area from pile top to the tip is called tapered piles. Making this change in pile geometry could improve pile behavior in terms of axial compression load bearing, compared to conventional uniform cross ...
A.R. Shabanpour, M. Ghazavi
doaj   +1 more source

Effect of Relative Stiffness of Pile and Soil on Pile Group Effect

open access: yesJournal of Marine Science and Engineering, 2023
Pile groups are designed to sustain complex loads in various engineering. During the design of a pile group, the obvious pile group effect should be considered for closely spaced pile groups.
Bo Liu   +3 more
doaj   +1 more source

Pile group effect at vertical vibrations

open access: yesMagazine of Civil Engineering, 2022
Analysis of the applicability of wave model solution to evaluate the variation of the dynamic stiffness in the pile foundation versus the distance between piles at the vertical vibrations; both experimental data from references and our own measurements ...
Kolesnikov Aleksei   +2 more
doaj   +1 more source

Dynamic Interaction Factor of Pipe Group Piles Considering the Scattering Effect of Passive Piles

open access: yesJournal of Marine Science and Engineering, 2023
Based on the plane–strain assumption, a calculation model of pile–soil–pile vertical coupling vibration response considering the scattering effect of passive piles is established in this paper.
Mingchen Zhong, Kun Meng
doaj   +1 more source

An Analytical Method Evaluating the Evolution of Group Effect for Vertically Loaded Pile Groups Subjected to Tunnel Excavation

open access: yesApplied Sciences, 2022
Tunnel excavations near existing vertically loaded pile groups are frequently encountered in urban areas, and most available studies have focused on the additional deformation and stress induced in the pile group, lacking in consideration of the ...
Yifei Fan, Jing Cai, Jianhua Wang
doaj   +1 more source

Model tests on effects of spudcan penetration on an adjacent pile group

open access: yesShuili Shuiyun Gongcheng Xuebao, 2020
A series of model tests in sand under 1g condition were conducted to investigate the influence of spudcan penetration on an adjacent pile group. Behaviors of piles with fixed pile head constraints were observed, and the pile spacing was selected as 2.5 ...
YANG Xitao, WANG Jianhua, FAN Yifei
doaj   +1 more source

Dynamic Response Analysis of Pile Group Foundation of Super-Giant Sewage Treatment Structure on Hydraulic Fill Foundation

open access: yesShock and Vibration, 2022
In this study, a 3D numerical model, considering the dynamic interaction between soil, pile foundation, and super structure, and the parameter analysis of internal force response of pile group foundation under differences seismic intensity, was ...
Yi Huang   +4 more
doaj   +1 more source

Group Pile Effect on Temperature Distributions inside Energy Storage Pile Foundations

open access: yesApplied Sciences, 2020
Energy storage pile foundations are being developed for storing renewable energy by utilizing compressed air energy storage technology. Previous studies on isolated piles indicate that compressed air can result in pressure and temperature fluctuations in
Dilnura Sailauova   +5 more
doaj   +1 more source

Influences of Pile Group Effects on Wave Forces on an Offshore Bridge Pile-Cap Foundation

open access: yesChallenges, 2017
In this study, a three-dimensional numerical model for a pile-cap system of an offshore bridge is developed to examine the pile group effect on wave force of pile with different arrangements of the pile group with a pile-cap system. In the present model,
Baoshan Xiang   +4 more
doaj   +1 more source

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