Results 41 to 50 of about 496 (164)

Bearing Capacity of Tension Steel Piles in Thinly Inter‐Layered Soils: Numerical Class‐A Prediction vs. Field Measurements

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, Volume 50, Issue 3, Page 1430-1450, 25 February 2026.
ABSTRACT This study investigates the bearing capacity of tension piles and pile‐soil interaction during loading. Discrepancies between predicted and measured bearing capacities in previous tests motivated the study, where analytical methods showed considerable scatter and uncertainties in design.
Diaa Alkateeb, Jürgen Grabe
wiley   +1 more source

Frequency-Based Performance Analysis of an Array of Wave Energy Converters around a Hybrid Wind–Wave Monopile Support Structure

open access: yesJournal of Marine Science and Engineering, 2020
In this paper, we investigate, in the frequency domain, the performance (hydrodynamic behavior and power absorption) of a circular array of four semi-immersed heaving Wave Energy Converters (WECs) around a hybrid wind–wave monopile (circular cylinder ...
Sofia Gkaraklova   +2 more
doaj   +1 more source

A full three‐dimensional model for the estimation of the natural frequencies of an offshore wind turbine in sand

open access: yesWind Energy, 2021
The design of an offshore wind turbine (OWT) founded on a monopile foundation is principally based on dimensioning criteria related to its fundamental frequencies. These frequencies must remain outside the excitation frequencies to avoid resonance.
Philip Alkhoury   +3 more
doaj   +1 more source

Research on Ground Reinforcement Technology of Offshore Wind Power Monopile Foundation

open access: yes南方能源建设, 2023
[Introduction] Under the guidance of energy policy with the goal of "double carbon", offshore wind power generation, as a new energy technology, has been widely applied and rapidly developed in China. Monopile foundation is the most economical and widely
Jiandong XIAO
doaj   +1 more source

Idealized Offshore Low‐Level Jets for Turbine Structural Impact Considerations

open access: yesWind Energy, Volume 29, Issue 2, February 2026.
ABSTRACT Low‐level jets (LLJs) describe conditions in which the wind speed reaches a local maximum with respect to altitude near the surface; they have been observed intermittently in the US mid‐Atlantic offshore environment. LLJs pose unique operating conditions for future wind turbines operating in the region, such as negative shear and locally ...
Emily de Jong   +2 more
wiley   +1 more source

A Feasibility Study for Using Fishnet to Protect Offshore Wind Turbine Monopile Foundations from Damage by Scouring

open access: yesApplied Sciences, 2019
Offshore wind turbine monopile foundations are subjected to complex wind, wave, and flow coupling effects, which result in seabed scouring around the monopile.
Bo Yang   +5 more
doaj   +1 more source

A Subgrid‐Scale Parameterization of Wave‐Structure Interactions for Spectral Wave Models: Idealized Simulations in Offshore Wind Farm Conditions

open access: yesJournal of Advances in Modeling Earth Systems, Volume 18, Issue 2, February 2026.
Abstract Extensive offshore renewable energy installations have raised concerns about their environmental impacts. These concerns highlight the need for high fidelity modeling of conditions within wind‐farm regions, where wave–structure interactions through reflection, diffraction, and dissipation reshape local and regional wave dynamics, thereby ...
Biao Zhao   +3 more
wiley   +1 more source

Dynamic Performance of Monopile-Supported Wind Turbines (MWTs) under Different Operating and Ground Conditions

open access: yesEnergies, 2023
A monopile is the most popular foundation type for wind turbines. However, the dynamic performance of monopile-supported wind turbines under different operating and ground conditions is not fully understood.
Shaohui Xiao, Hongjun Liu, Kun Lin
doaj   +1 more source

A Quality‐Driven Framework for Local Fatigue‐Strength Assessment of Wind–Energy Structures Considering Size Effects

open access: yesWind Energy, Volume 29, Issue 1, January 2026.
ABSTRACT Reliability, safety, and the lifetime of wind energy systems are mainly driven by the quality of each single component. Especially, large structures made of cast material or welded structures, such as the nacelle, the machine carrier, or the tower, are subjected to cyclic loading.
Christoph Bleicher   +3 more
wiley   +1 more source

Rate effects for monopile foundations

open access: yes, 2022
Monopile pile foundations are the most commonly used support system for offshore wind turbines in Europe. These foundations are subject to lateral loading, which is cyclic in nature, with the loading rate and load eccentricity varying with time. Under extreme conditions, such as the emergency stop of the turbine, yawing or ship impact, transient ...
openaire   +1 more source

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