Results 21 to 30 of about 572 (184)

Scour Reduction by Collars around Offshore Monopiles [PDF]

open access: yesScour and Erosion, 2010
Excessive scour is a threat to the stability of monopile foundations, e.g. in offshore windparks. Particularly in shallow waters with strong tidal currents such as the North Sea, protection against excessive scouring is required. Commonly applied scour protection consists of loose rock. Little is known about alternative scour protection measures.
De Sonneville, B.   +2 more
openaire   +2 more sources

Investigation of the effects of cyclic lateral load characteristics on monopiles in saturated sandy soils using hypoplastic material model

open access: yesWind Energy, 2023
Offshore wind turbines play a critical role as a renewable energy source and are experiencing continuous growth in usage. Both the design and implementation phases of constructing these structures present difficulties.
Sacit Sarımurat
doaj   +1 more source

Tsunami-induced scour around monopile foundations [PDF]

open access: yesCoastal Engineering, 2017
Abstract A fully-coupled (hydrodynamic and morphologic) numerical model is presented, and utilized for the simulation of tsunami-induced scour around a monopile structure, representative of those commonly utilized as offshore wind turbine foundations at moderate depths i.e. for depths less than 30 m.
Bjarke Eltard Larsen   +3 more
openaire   +3 more sources

Analysis of calculating method for horizontal bearing capacity of wing-monopile

open access: yesShuili Shuiyun Gongcheng Xuebao, 2018
The wing-monopile is a new structure of the offshore wind turbine generator foundation, on which there are few studies. Based on ABAQUS three-dimensional numerical simulation model, the horizontal bearing performances of the large diameter monopile and ...
CHEN Canming   +4 more
doaj   +1 more source

The Geotechnical Design Reliability of Offshore Wind Monopiles [PDF]

open access: yesLithosphere
Offshore wind energy is expected to become one of the major clean energy sources to combat climate change. Monopile foundations play a central role in shallow water offshore wind development.
Chengliang Ji   +4 more
doaj   +1 more source

Numerical Analysis of the Deformation Performance of Monopile under Wave and Current Load

open access: yesEnergies, 2020
The research on the deformation mechanism of monopile foundation supporting offshore wind turbines is significant to optimize the design of a monopile foundation under wave and current load.
Libo Chen   +6 more
doaj   +1 more source

Comparison of Structural Properties between Monopile and Tripod Offshore Wind-Turbine Support Structures

open access: yesAdvances in Mechanical Engineering, 2013
Offshore wind power provides a new kind of green energy. This paper presents a comparison study on the structural properties of monopile and tripod wind-turbine support structures, which are used extensively in offshore wind farms.
Da Chen   +3 more
doaj   +1 more source

Simplified Calculation Method for the Natural Frequencies of the Offshore Wind Turbine Structures with Monopile Foundations Based on Euler–Bernoulli Beam Theory

open access: yesAdvances in Civil Engineering, 2023
The wind and wave loads on the offshore wind-turbine (OWT) structures with monopile foundations occur at specific frequencies. When these excitation frequencies are close to the natural frequencies of OWT structures, resonance can disturb the proper ...
Yanpei Jiang, Xiaomin Zhou, Yong Liu
doaj   +1 more source

Experimental Research on the Dynamic Characteristics of Offshore Wind Turbine Model Under the Action of Highly Nonlinear Waves

open access: yes南方能源建设, 2023
[Introduction] Monopile foundation is currently the most widely used support structure for offshore wind farms. For offshore wind farms in the medium water depth area such as Dafeng, Binhai and Sheyang in China, the design waves are very close to the ...
Yushun FU   +6 more
doaj   +1 more source

Numerical Investigation on the Interaction between a Tsunami-like Solitary Wave and a Monopile on a Sloping Sandy Seabed

open access: yesJournal of Marine Science and Engineering
An integrated numerical model was developed to investigate the interaction between a tsunami-like solitary wave and a monopile on a sloping sandy seabed in this study.
Wenbo Xie, Qi Zhang, Hao Cai, Miao Fu
doaj   +1 more source

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