Results 81 to 90 of about 16,079 (209)

Numerical Modelling of Dynamic Responses of a Floating Offshore Wind Turbine Subject to Focused Waves

open access: yesEnergies, 2019
In this paper, we present numerical modelling for the investigation of dynamic responses of a floating offshore wind turbine subject to focused waves. The modelling was carried out using a Computational Fluid Dynamics (CFD) tool.
Yang Zhou   +6 more
doaj   +1 more source

Simulation of a rectifier malfunction on a offshore wind system with HVDC transmission [PDF]

open access: yes, 2015
A new integrated mathematical model for the simulation of an offshore wind system having a rectifier input voltage malfunction at one phase is presented in this paper.
Couto, Carlos   +4 more
core   +1 more source

Determination of stress concentration factors in offshore wind welded structures through a hybrid experimental and numerical approach [PDF]

open access: yes, 2019
Offshore wind turbine (OWT) monopile support structures generally consist of steel cans connected together through circumferential welding joints. One critical factor to evaluate the localised increase in stresses is the stress concentration factor (SCF)
Brennan, Feargal   +3 more
core   +2 more sources

Integrated Calculation and Coupled Dynamic Analysis of a Concrete Semi-Submersible Floating Wind Turbine in Offshore Deep Water Area

open access: yes南方能源建设
[Introduction] The research aims to explore the integrated calculation method of a 10 MW semi-submersible floating wind turbine, and analyze its coupled dynamic response characteristics in 40~50 m offshore deep water areas. [Method] A 10 MW concrete semi-
Jiahao CHEN   +4 more
doaj   +1 more source

Flow curvature effects on dynamic behaviour of a novel vertical axis tidal current turbine: numerical and experimental analysis [PDF]

open access: yes, 2005
The paper deals with performances analysis of vertical axis turbine to exploit tidal marine currents. Flow curvature effects on performences of a novel vertical axis turbine have been investuigated. It has been shown that the flow curvature effect allows
COIRO, DOMENICO   +4 more
core   +1 more source

Screw pile design optimisation under tension in sand [PDF]

open access: yes, 2019
Many applications in offshore engineering, such as floating or jacket-founded wind turbines or wave energy converters, require a significant uplift capacity of their foundations to be kept in place.
Brown, Michael   +4 more
core   +2 more sources

Research on the Effect of a Heave Plate on the Dynamics of the Floating Wind Turbine Using Model Tests

open access: yesJournal of Marine Science and Engineering
The increasing demand to harness offshore wind resources has pushed offshore wind turbines into deeper waters, making floating platforms more economically feasible than bottom-fixed ones.
Lidong Yang   +5 more
doaj   +1 more source

Operational strategies for offshore wind turbines to mitigate failure rate uncertainty on operational costs and revenue [PDF]

open access: yes, 2014
Several operational strategies for offshore wind farms have been established and explored in order to improve understanding of operational costs with a focus on heavy lift vessel strategies. Additionally, an investigation into the uncertainty surrounding
Dinwoodie, Iain Allan, McMillan, David
core   +1 more source

Passive Vibration Control of a Semi-Submersible Floating Offshore Wind Turbine

open access: yesApplied Sciences, 2017
Floating offshore wind turbines have the potential to commercially convert the vast wind resource in deep-water area. Compared with fixed-bottom wind turbines, motions of the floating foundation complicate vibrations and loads of the wind turbine in ...
Chao Li   +4 more
doaj   +1 more source

Co-located wave and offshore wind farms: A preliminary approach to the shadow effect [PDF]

open access: yes, 2014
In recent years, with the consolidation of offshore wind technology and the progress carried out for wave energy technology, the option of combine both technologies has arisen.
Abanades, J   +4 more
core   +1 more source

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