Results 31 to 40 of about 285 (179)

Borehole Instability in Decomposed Granite Seabed for Rock-Socketed Monopiles during “Drive-Drill-Drive” Construction Process: A Case Study

open access: yesJournal of Marine Science and Engineering, 2023
Monopiles are commonly used in the construction of offshore wind turbines. However, implementing drive-drill-drive construction techniques in decomposed granite seabed may lead to borehole instability during the window period between drilling and pile ...
Bo Sun   +4 more
doaj   +1 more source

Corrosion and Degradation of Materials in Marine Environments: Implications for Coastal and Offshore Infrastructure

open access: yesEngineering Reports, Volume 8, Issue 7, July 2026.
This study presents a failure‐oriented analysis of corrosion in marine infrastructure, linking degradation mechanisms to crack initiation, fatigue propagation, and structural failure. A unified framework is proposed to connect environmental exposure, material degradation, and reliability, supporting failure prediction, inspection planning, and life ...
Ananeva A. Anna, Valentin Romanovski
wiley   +1 more source

A 3-D modelling of monopile behaviour under laterally applied loading

open access: yesGeomechanics and Geophysics for Geo-Energy and Geo-Resources
Deploying higher-capacity offshore wind turbines to meet the growing energy demand poses a significant challenge in designing their foundations. Monopiles currently constitute 80% of the foundation installations for these turbines.
Y. Alsharedah   +2 more
doaj   +1 more source

Assessment of natural frequency of installed offshore wind turbines using nonlinear finite element model considering soil-monopile interaction

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2018
A nonlinear finite element model is developed to examine the lateral behaviors of monopiles, which support offshore wind turbines (OWTs) chosen from five different offshore wind farms in Europe.
Djillali Amar Bouzid   +2 more
doaj   +1 more source

What happens after oil and gas decommissioning? A global systematic review of marine environmental effects

open access: yesEcological Applications, Volume 36, Issue 3, April 2026.
Abstract The thousands of oil and gas (OG) platforms placed at sea for fossil fuel extraction have introduced new hard substrate to the marine environment. Over time, these structures can become colonized by a diversity of marine life, fostering novel ecosystems.
Anaëlle J. Lemasson, Antony M. Knights
wiley   +1 more source

Effects of Perforations on Internal Cathodic Protection and Recruitment of Marine Organisms to Steel Pipes

open access: yesJournal of Marine Science and Engineering
Steel monopile support structures for offshore wind turbines require protection from corrosion and consideration with respect to biofouling on their external and internal surfaces.
Alexander Paluzzi   +4 more
doaj   +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

Scour‐Conditioned Seismic Fragility Analysis of Monopile‐Supported Offshore Wind Turbines

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 4, Page 947-967, 10 April 2026.
ABSTRACT Monopile‐supported offshore wind turbines (MS‐OWTs) are increasingly deployed in seismic coastal regions, where they face compound risks from earthquake loading and seabed scour. While past studies have addressed these hazards separately, seismic fragility under evolving scour conditions remains insufficiently understood. This study introduces
Francisco Pinto   +3 more
wiley   +1 more source

The Lateral Behavior of Large-Diameter Monopiles for Offshore Wind Turbines Based on the p-y Curve and Solid FEM Methods

open access: yesJournal of Marine Science and Engineering, 2023
With the rapid increase in offshore wind turbines in China, monopiles with diameters exceeding 2 m are widely used. As these piles are subjected to lateral loads caused by wind, waves, and currents, the designs of the pile foundations supporting the ...
Tao Li, Xinran Yu, Ben He, Song Dai
doaj   +1 more source

Large Deformation Pile‐soil Interaction Under Lateral Vehicle Impact Using Hybrid SPH+FEM and EFG+FEM Models

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, Volume 50, Issue 5, Page 2648-2669, 10 April 2026.
ABSTRACT This study presents large deformation computational methods to simulate lateral vehicular impacts on steel piles in granular soil. Soil‐mounted longitudinal barrier systems rely on energy dissipation in both the piles and the surrounding soil to safely redirect errant vehicles, so dynamic pile‐soil interaction is important for design ...
Tewodros Y. Yosef   +6 more
wiley   +1 more source

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