Results 11 to 20 of about 155 (102)

Seismic Design of Offshore Wind Turbines: Good, Bad and Unknowns

Energies, 2021
Large scale offshore wind farms are relatively new infrastructures and are being deployed in regions prone to earthquakes. Offshore wind farms comprise of both offshore wind turbines (OWTs) and balance of plants (BOP) facilities, such as inter-array and ...
Subhamoy Bhattacharya, Suryakanta Biswal, Muhammed Aleem, Sadra Amani, Athul Prabhakaran, Ganga Prakhya, Domenico Lombardi, Harsh K. Mistry   +7 more
doaj   +1 more source

Integrated condition‐based maintenance modelling and optimisation for offshore wind turbines

Wind Energy, 2021
Maintenance is essential in keeping wind energy assets operating efficiently. With the development of advanced condition monitoring, diagnostics and prognostics, condition‐based maintenance has attracted much attention in the offshore wind industry in ...
Cuong D. Dao, Behzad Kazemtabrizi, Christopher J. Crabtree, Peter J. Tavner   +3 more
doaj   +1 more source

Sensitivity Analysis of Modal Parameters of a Jacket Offshore Wind Turbine to Operational Conditions

Journal of Marine Science and Engineering, 2023
Accurate estimation of offshore wind turbine (OWT) modal parameters has a prominent effect on the design loads, lifetime prediction, and dynamic response of the system. Modal parameters can vary during the operation of OWTs.
Nasim Partovi-Mehr, Emmanuel Branlard, Mingming Song, Babak Moaveni, Eric M. Hines, Amy Robertson   +5 more
doaj   +1 more source

Motion Control of Pentapod Offshore Wind Turbines under Earthquakes by Tuned Mass Damper

Journal of Marine Science and Engineering, 2019
The dynamic characteristics of a bottom-fixed offshore wind turbine (OWT) under earthquakes are analyzed by developing an integrated analysis model of the OWT.
Wenhua Wang, Xin Li, Zuxing Pan, Zhixin Zhao   +3 more
doaj   +1 more source

A GLANCE AT OFFSHORE WIND TURBINE FOUNDATION STRUCTURES

Brodogradnja, 2016
Energy poverty and climate change are crucial issues we face in our societies. Offshore wind energy has been a reliable solution to both of these problems - solving our growing energy problems while reducing CO2 emission.
Jianhua Zhang, Issa Fowai, Ke Sun
doaj   +1 more source

Review of corrosion monitoring and prognostics in offshore wind turbine structures: Current status and feasible approaches

Frontiers in Energy Research, 2022
As large wind farms are now often operating far from the shore, remote condition monitoring and condition prognostics become necessary to avoid excessive operation and maintenance costs while ensuring reliable operation.
Robert Brijder, Catalina H. M. Hagen, Ainhoa Cortés, Andoni Irizar, Upeksha Chathurani Thibbotuwa, Stijn Helsen, Sandra Vásquez, Agusmian Partogi Ompusunggu, Agusmian Partogi Ompusunggu   +8 more
doaj   +1 more source

Numerical study of soil-structure interaction effects on the natural frequency of offshore wind turbines [PDF]

Numerical Methods in Civil Engineering
Offshore wind turbines (OWT) are considered as one the most promising ways of harvesting green energies in the world. OWTs are dynamically sensitive as their loading frequency is close to their natural frequency, allowing a narrow band of frequency to ...
Amin Eslami, Ali Ghorbani
doaj   +1 more source

Damage assessment in wind turbine technology

E3S Web of Conferences, 2017
The economic efficiency of wind turbines WT is strictly dependent on their availability and reliability. This problem is most important in the case of offshore wind turbines OWT.
Ostachowicz Wiesław, Malinowski Paweł H., Soman Rohan, Wandowski Tomasz   +3 more
doaj   +1 more source

Multi-Robot Coverage Path Planning for the Inspection of Offshore Wind Farms: A Review

Drones, 2023
Offshore wind turbine (OWT) inspection research is receiving increasing interest as the sector grows worldwide. Wind farms are far from emergency services and experience extreme weather and winds.
Ashley J. I. Foster, Mario Gianni, Amir Aly, Hooman Samani, Sanjay Sharma   +4 more
doaj   +1 more source

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

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, SHI Wei, ZHANG Songhao, ZHANG Lixian   +3 more
doaj   +1 more source