Results 41 to 50 of about 1,952 (216)

Monopiles subjected to uni- and multi-lateral cyclic loading [PDF]

open access: yes, 2017
Offshore structures are subjected to significant environmental loads from a combination of current, wind and wave action. Under such conditions, the directions of these environmental loads vary over the service life of the structure and therefore the ...
Sivakumar, Vinayagamoothy   +10 more
core   +1 more source

Numerical Study on the Lateral Load Response of Offshore Monopile Foundations in Clay: Effect of Slenderness Ratio

open access: yesApplied Sciences
To meet growing energy demands, offshore wind turbines (OWTs) with higher energy outputs are being developed, presenting increased challenges for their foundation design.
Ali Khezri, Hongbae Park, Daeyong Lee
doaj   +1 more source

High Strength Steel Fatigue Crack Growth Database for Offshore Renewable Energy Applications

open access: yesFatigue &Fracture of Engineering Materials &Structures, EarlyView.
ABSTRACT High strength steels can reduce costs and carbon emissions in offshore renewable energy, but their effect on structural integrity remains unclear. In welded structures, such as support structures for offshore wind and tidal turbines, fatigue life is dominated by crack growth from flaws at weld toes.
Machar Devine   +3 more
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

Comparative Assessment of Geotechnical Design Concepts for Offshore Monopile Foundations in Sand and Clay

open access: yesJournal of Marine Science and Engineering
Modern offshore wind turbines require increasingly larger monopile foundations, often with low embedded length-to-diameter ratios that fall outside the calibration range of the conventional standard p–y approach.
Ali Khezri, Hongbae Park, Daeyong Lee
doaj   +1 more source

The advanced p-y method for analyzing the behaviour of large-diameter monopiles supporting offshore wind turbines [PDF]

open access: yesE3S Web of Conferences, 2020
The analyses of monopile foundations have been heavily based on the p-y response curves (to represent lateral soil resistances) published by API RP 2GEO (2011) and DNV (2013), which are proven reliable and applicable for piles with smaller diameters that
Van Impe William F, Wang Shin-Tower
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

The effects of playbacks of anthropogenic noise on the anti‐predator behaviour of Pacific sand lance, Ammodytes personatus

open access: yesJournal of Fish Biology, EarlyView.
Abstract Noise from human activities has increased and been shown to negatively impact marine animals. Marine mammals and fish are vulnerable to anthropogenic noise because they rely on sound to communicate, find food, avoid predators and sense their environment. Forage fish are small schooling pelagic fish, important to many predators and instrumental
Meredith A. V. White   +8 more
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

Digital Twins for Offshore Wind Operation and Maintenance: A Review

open access: yesWind Energy, Volume 29, Issue 10, October 2026.
ABSTRACT Offshore wind has become a key focus for achieving carbon neutrality. However, offshore wind turbines face considerable operational and maintenance challenges due to harsh conditions and difficult access. Integrating digital twin technology helps support operation and maintenance activities.
Xiaomei Hu   +4 more
wiley   +1 more source

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