Results 1 to 10 of about 13,437 (268)

A Method for Estimating Immediate Settlement of Piles and Pile Groups

open access: yesSoils and Foundations, 1987
ABSTRACT In this study we examine a method based on Mindlin’s solution in order to estimate the load-settlement behavior of piles and pile groups for rational design of pile foundations. First, the theoretical aspects of the previous method proposed by Poulos and other investigators are briefly presented.
YAMASHITA, KIYOSHI   +2 more
openaire   +2 more sources

Field tests on dynamic response of pile foundation under excitating loads

open access: yesYantu gongcheng xuebao, 2023
To study the bearing characteristics of single pile and pile groups under horizontally and vertically excitating dynamic loads, a dynamic test plan is designed for single pile, two piles, three piles and four piles in multi-layer soil under horizontally ...
CAO Xiaolin 1, 2, ZHOU Fengxi 1, 2, DAI Guoliang 3, GONG Weiming 3
doaj   +1 more source

Experimental Study of Wave Load Distributions on Pile Groups Affected by Cap Structures and Pile Spacings Under Varied Wave Conditions

open access: yesJournal of Marine Science and Engineering
Wave-induced forces pose significant challenges to marine structures, especially pile groups, where cap structures and pile spacings play critical roles in load distribution and structural stability.
Wanshui Han   +6 more
doaj   +1 more source

Boundary Element Analysis of Capped Pile Groups [PDF]

open access: yesEngineering and Technology Journal, 2009
The boundary element method (BEM) has become one of the most powerfulnumerical techniques which has already established itself within the scientificcommunity.
Kais T. Shlash   +2 more
doaj   +1 more source

Fictitious pile method for fixed-head pile groups with dissimilar piles subjected to horizontal loading

open access: yesSoils and Foundations, 2022
Pile groups are traditionally designed with similar piles in length, diameter, and property. However dissimilar piles may occur in the cases of foundation reuse and economical building design.
Ming Cao, Annan Zhou
doaj   +1 more source

Study on vertical vibration characteristics of single and group friction piles in multi-layered soil

open access: yesYantu gongcheng xuebao
To study the vertical vibration characteristics of single and group friction piles in multi-layered soil, a series of field vertical pile foundation dynamic tests are carried out, a vertical calculation model of friction single pile and pile group in ...
CAO Xiaolin 1, 3 , ZHOU Fengxi 1 , DAI Guoliang 2, LIANG Yuwang 1, WANG Liye 1
doaj   +1 more source

Cyclic Degradation Parameters of Flow-Controlled Geomaterial for Pile Group Subjected to Torsional Loads

open access: yesApplied Sciences, 2023
The pile groups support large foundation structures which often experience cyclic torsional loads. Several theoretical and experimental investigations were carried out on pile groups under axial and lateral cyclic loads; however, the study of the ...
Sagar Mehra, Ashutosh Trivedi
doaj   +1 more source

Simplified Heat Transfer Model for Spiral‐Coil Energy Pile Groups and the Pile–Pile Thermal Interference

open access: yesEnergy Science & Engineering
The spiral heat exchanger of the energy pile groups is divided into multiple segments. Each heat exchanger segment is regarded as a three‐dimensional spiral heat source of finite length.
Wang Dai   +3 more
doaj   +1 more source

Comparative Experimental Study on Bearing Capacity of Roof Beneath Single Piles and Pile Groups in Karst Area

open access: yesBuildings
By designing and conducting indoor model tests on single piles and 2 × 2 pile groups under four working conditions—underlying cave, overlying cave, pile penetrating underlying cave, and beaded caves—the failure mode of the roof was explored, and its ...
Xinquan Wang   +5 more
doaj   +1 more source

Vertical dynamic impedance of pile groups considering topographic effects

open access: yesYantu gongcheng xuebao
In this study, the theoretical equations for vertical impedance for single piles are deduced based on the Hamilton's principle. The reasonable method for calculating the pile-to-pile interaction is proposed considering the vibration difference with ...
QU Liming 1 , LI Xiong 1, DING Xuanming 2, YANG Changwei 3, LIAO Xin 1, CHEN Zhiliang 1
doaj   +1 more source

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