Results 11 to 20 of about 243 (207)

Experimental Modelling of Helical Piles under Axial Loading

open access: yesPakistan Journal of Engineering & Technology, 2022
Due to the rapid increase in population, the demand for high-rise buildings is also increasing daily. Researchers have performed various numerical and experimental studies to find out the best foundation type for structure.
Kiramat Ali   +5 more
doaj   +1 more source

A study using F.E.A , theory and experiments for single helical piles in sand [PDF]

open access: yesSVU-International Journal of Engineering Sciences and Applications, 2023
Simple, low cost and easy to install deep foundation is the ideal solution to use in a lot of cases that needs deep foundation, so ,A complete study of helical pile will help a lot for using and spreading it’s use This study focused on A finite element ...
Walaa eldin El-sherif
doaj   +1 more source

Centrifuge modeling of the behaviour of helical piles in cohesive soils from installation and axial loading

open access: yesSoils and Foundations, 2022
Centrifuge modeling offers a viable tool for research in the soil-pile interaction, but this technique has not been used for helical piles in cohesive soils.
Weidong Li   +2 more
doaj   +1 more source

Behaviour of Single and Group Helical Piles in Sands from Model Experiments [PDF]

open access: yesMATEC Web of Conferences, 2019
Mainly used foundations of oil sand plants are drilled shafts or driven piles. As environmental regulations become increasingly strict, complete removal of the foundation is becoming more important during the step of plant dismantling.
Bak Jongho   +5 more
doaj   +1 more source

A novel energy pile: The thermo-syphon helical pile [PDF]

open access: yesApplied Thermal Engineering, 2019
Abstract This study focuses on assessing the heat transfer rate and structural stability of a novel self-operating energy pile based on the principle of a thermo-syphon. Specifically, this new energy pile, referred to as a “thermo-syphon helical pile” (THP), is formed by pressurizing a hollow helical pile with carbon dioxide (CO2) to form a heat pipe,
Huang, Jie   +5 more
openaire   +3 more sources

Axial response and material efficiency of tapered helical piles

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2021
Different techniques have been proposed to increase the bearing capacity of open-ended piles. Welding helices to the shaft and tapering the pile shaft could be used simultaneously to enhance the static and dynamic behaviors of these piles.
Hamid Mortazavi Bak   +3 more
doaj   +1 more source

Analysis of the Installation Effect on the Axial Performance of Pressure-Grouted Helical Piles in Clay by Small-Scale Model Tests

open access: yesBuildings, 2022
A pressure-grouted helical pile (PGHP) is a stiffened helical pile installed by using the simultaneous drilling and grouting technique. The formation of the soil-cement column surrounded by the helical pile is influenced by the multiple installation ...
Xiaoxuan Zhuang   +3 more
doaj   +1 more source

Optimization of inter-helix spacing for helical piles in sand

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2022
The optimization of the inter-helix spacing is a key issue of the axial bearing capacity of helical piles. In this paper, based on the cavity expansion, an analytical approach considering the small-strain stiffness, strength, compressibility and stress ...
Kang Shao   +5 more
doaj   +1 more source

Evaluation of compressive capacity of helical pile resting in cohesionless soil [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering
Current research deals with the numerical investigation on the behavior of helical piles resting in cohesionless soil subjected to compressive load.
Jitendra Yadav   +2 more
doaj   +1 more source

Numerical Modelling of Axially Loaded Helical Piles: Compressive Resistance [PDF]

open access: yesE3S Web of Conferences, 2021
Helical piles are foundation systems used to support compression, tension, and lateral loads. However, this type of piles was used around the world for more than 25 years. Its behavior, especially in Iraq, is still unknown and scare. The present study is
Ali Ahmed. S.   +2 more
doaj   +1 more source

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