Results 31 to 40 of about 16,177 (237)

Enabling Floating Offshore VAWT Design by Coupling OWENS and OpenFAST

open access: yesEnergies, 2023
Vertical-axis wind turbines (VAWTs) have a long history, with a wide variety of turbine archetypes that have been designed and tested since the 1970s.
Michael C. Devin   +5 more
doaj   +1 more source

Design and Research on the Foundation Damping Structure of Semi-Submersible Floating Offshore Wind Turbines

open access: yes南方能源建设, 2021
[Introduction] In order to find an economic and effective solution to the improvement of the hydrodynamic performance of floating offshore wind turbines, this paper studies the design scheme of heave plates to improve the hydrodynamic damping performance
CHEN Jiahao   +5 more
doaj   +1 more source

A computational assessment of the aerodynamic performance of a tilted Darrieus wind turbine [PDF]

open access: yes, 2015
The aerodynamic performance of a Darrieus wind turbine operating with the rotation axis tilted with respect to the free-stream wind speed is investigated in this paper. An Unsteady Reynolds Averaged Navier Stokes (URANS) Computational Fluid Dynamics (CFD)
Bedon, Gabriele   +2 more
core   +1 more source

Current Status and Future Trends in Installation, Operation and Maintenance of Offshore Floating Wind Turbines

open access: yesJournal of Marine Science and Engineering
The installation and operation phases are critical stages in the lifecycle of offshore wind turbines, with costs associated with the installation and maintenance of floating wind turbines accounting for approximately 50% of the total investment.
Mingfeng Hu   +5 more
doaj   +1 more source

Experimental Validation of Aero-Hydro-Servo-Elastic Models of a Scaled Floating Offshore Wind Turbine

open access: yesApplied Sciences, 2019
Floating offshore wind turbines are complex dynamical systems. The use of numerical models is an essential tool for the prediction of the fatigue life, ultimate loads and controller design.
Kasper Jessen   +4 more
doaj   +1 more source

Progress on the experimental set-up for the testing of a floating offshore wind turbine scaled model in a field site [PDF]

open access: yes, 2016
This document describes design and realization of a small-scale field experiment on a 1:30 model of spar floating support structure for offshore wind turbines. The aim of the experiment is to investigate the dynamic behaviour of the floating wind turbine
Arena, Felice   +5 more
core   +2 more sources

Numerical Study of a Proposed Semi-Submersible Floating Platform with Different Numbers of Offset Columns Based on the DeepCwind Prototype for Improving the Wave-Resistance Ability

open access: yesApplied Sciences, 2019
DeepCwind semi-submersible floating offshore wind turbines have been widely examined, and in some countries this type of floating offshore wind turbine has been adopted in the construction of floating wind farms.
Zhenqing Liu   +3 more
doaj   +1 more source

A Stochastic Petri Net Model for O&M Planning of Floating Offshore Wind Turbines

open access: yesEnergies, 2021
With increasing deployment of offshore wind farms further from shore and in deeper waters, the efficient and effective planning of operation and maintenance (O&M) activities has received considerable attention from wind energy developers and operators in
Tobi Elusakin   +3 more
doaj   +1 more source

Operational modal analysis of a spar-type floating platform using frequency domain decomposition method [PDF]

open access: yes, 2016
System identification of offshore floating platforms is usually performed by testing small-scale models in wave tanks, where controlled conditions, such as still water for free decay tests, regular and irregular wave loading can be represented.
Arena, Felice   +5 more
core   +8 more sources

Validation of Danish wind time series from a new global renewable energy atlas for energy system analysis [PDF]

open access: yes, 2015
We present a new high-resolution global renewable energy atlas ({REatlas}) that can be used to calculate customised hourly time series of wind and solar PV power generation.
Andresen, Gorm Bruun   +2 more
core   +1 more source

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