Results 21 to 30 of about 496 (164)

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

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

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

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

Evaluation of sand p–y curves by predicting both monopile lateral response and OWT natural frequency

open access: yesStudia Geotechnica et Mechanica, 2022
Extending the use of the p–y curves included in the regulation codes API and DNV to design large-diameter monopiles supporting offshore wind turbines (OWTs) was unsuccessful as it resulted in an inaccurate estimation of the monopile behavior.
Amel Douifi   +3 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

Numerical Analysis of Hydrodynamic Characteristics of Monopile-type OWT Under Breaking Wave

open access: yes南方能源建设, 2020
[Introduction] The design waves of Nanhui, Donghai and Dafeng offshore wind farms in China are all in medium water depth and very close to the breaking limit of waves, it is necessary to explore the dynamic response of monopile type offshore wind turbine
ZHOU Lin   +3 more
doaj   +1 more source

Drainage conditions around monopiles in sand [PDF]

open access: yesApplied Ocean Research, 2019
Abstract Large diameter monopiles are typical foundation solutions for offshore wind turbines. In design of the monopile foundations in sand, it is necessary to understand the drainage conditions of the foundation soil under the design loading conditions as the soil performance (strength and stiffness) is highly dependent on the drainage conditions ...
Li, Shuzhao   +2 more
openaire   +2 more sources

Lateral Ultimate Capacity of Monopile Foundations for Offshore Wind Turbines: Effects of Monopile Geometry and Soil Stiffness Properties

open access: yesApplied Sciences, 2023
Offshore Wind Turbines (OWT) with increasingly higher energy output are being developed to meet energy demands, posing greater challenges for their foundation design. Several foundation types are used to support these turbines, with monopiles (MPs) accounting for 80% of the installed capacity.
Yazeed A. Alsharedah   +3 more
openaire   +4 more sources

PISA Design Methods for Offshore Wind Turbine Monopiles [PDF]

open access: yesOffshore Technology Conference, 2019
Abstract This paper provides an overview of the PISA design model recently developed for laterally loaded offshore wind turbine monopiles through a major European joint-industry academic research project, the PISA Project. The focus was on large diameter, relatively rigid piles, with low length to diameter (L/D) ratios, embedded in clay ...
Byrne, B   +11 more
openaire   +1 more source

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