Results 11 to 20 of about 169,357 (237)

The Recycling Torque of a Single-Plate Helical Pile for Offshore Wind Turbines in Dense Sand

open access: yesApplied Sciences (Switzerland), 2019
The helical piles have been being treated as a kind of novel foundation for offshore wind turbines recently, due their fast installation, high uplift capacity, convenience for recycling, and other advantages.
Yinghui Tian   +2 more
exaly   +3 more sources

Optimization and field validation of laterally loaded helical piles for solar farm infrastructure projects [PDF]

open access: yesScientific Reports
Several studies have extensively explored the axial (uplift and compressive) behavior of helical piles, while lateral behavior—an equally critical aspect in the design of foundation systems— remains relatively uncharted.
Hyeong-Joo Kim   +5 more
doaj   +2 more sources

Bearing Performance of a Helical Pile for Offshore Photovoltaic under Horizontal Cyclic Loading

open access: yesJournal of Marine Science and Engineering
For an offshore photovoltaic helical pile foundation, significant horizontal cyclic loading is imposed by wind and waves. To study a fixed offshore PV helical pile’s horizontal cyclic bearing performance, a numerical model of the helical pile under ...
Xinfu Cong   +4 more
exaly   +3 more sources

Effect of Different Soil Saturation Conditions on The Ultimate Uplift Resistance of Helical Pile Model [PDF]

open access: yesE3S Web of Conferences, 2021
Helical piles have many properties over the other types of piles systems include high tensile capabilities, the possibility of fast installation, applying load immediately after installation, and suitability for most soil's condition. In addition to that,
Mahmood Mahmood R.   +2 more
doaj   +1 more source

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

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