Search Results - subject:"Floating wind turbine"

Experimental Study on Influence of Pitch Motion on the Wake of a Floating Wind Turbine Model

Rockel, Stanislav; Camp, Elizabeth; Schmidt, Jonas; … - In: Energies 7 (2014) 4, pp. 1954-1985

additional degrees of freedom of a floating wind turbine add to the complexity of the wake aerodynamics and improved wake models …

Persistent link: https://www.econbiz.de/10011031323

Hybrid Model Representation of a TLP Including Flexible Topsides in Non-Linear Regular Waves

Wehmeyer, Christof; Ferri, Francesco; Andersen, Morten … - In: Energies 7 (2014) 8, pp. 5047-5064

turbines in deeper waters. One of the most promising technologies able to solve this challenge is the floating wind turbine …

Persistent link: https://www.econbiz.de/10011031351

Analysis of the Induction and Wake Evolution of an Offshore Floating Wind Turbine

Sebastian, Thomas; Lackner, Matthew - In: Energies 5 (2012) 4, pp. 968-1000

The degrees-of-freedom associated with offshore floating wind turbines (OFWTs) result in a more dynamic flow field. The resulting aerodynamic loads may be significantly influenced by these motions via perturbations in the evolving wake. This is of great interest in terms of OFWT design,...

Persistent link: https://www.econbiz.de/10010668100

Preliminary Design of a Multi-Column TLP Foundation for a 5-MW Offshore Wind Turbine

Zhao, Yongsheng; Yang, Jianmin; He, Yanping - In: Energies 5 (2012) 10, pp. 3874-3891

Currently, floating wind turbines (FWTs) may be the more economical and suitable systems with which to exploit offshore wind energy in deep waters. Among the various types of floating foundations for offshore wind farms, a tension leg platform (TLP) foundation can provide a relatively stable...

Persistent link: https://www.econbiz.de/10010668134

Aerodynamic dissipation effects on the rotating blades of floating wind turbines

Salehyar, Sara; Zhu, Qiang - In: Renewable Energy 78 (2015) C, pp. 119-127

Due to the flexibility of their mooring systems, floating wind turbines are susceptible to large oscillations, which may compromise their performance and structural stability. Dissipation effects from wind–blade interactions and other sources are thus an important factor. In the design process...

Persistent link: https://www.econbiz.de/10011208647

Structural integrity of a direct-drive generator for a floating wind turbine

Sethuraman, Latha; Venugopal, Vengatesan; Zavvos, Aristeidis - In: Renewable Energy 63 (2014) C, pp. 597-616

-train candidate for a stepped-spar floating wind turbine system that supports a 2 MW downwind turbine. The suitability of the …

Persistent link: https://www.econbiz.de/10011044112

Unsteady aerodynamics of offshore floating wind turbines in platform pitching motion using vortex lattice method

Jeon, Minu; Lee, Seungmin; Lee, Soogab - In: Renewable Energy 65 (2014) C, pp. 207-212

As the flow states of an offshore floating wind turbine (OFWT) differ from those of an onshore fixed wind turbine, it … unsteady aerodynamics of a floating wind turbine, the NREL 5 MW wind turbine model is used for the simulation of a floating … BEMT simulation, arises when a floating wind turbine is operated at a low-speed inflow condition. In addition, the rotor …

Persistent link: https://www.econbiz.de/10011045720

Investigating the aerodynamic performance of a model offshore floating wind turbine

Farrugia, R.; Sant, T.; Micallef, D. - In: Renewable Energy 70 (2014) C, pp. 24-30

Understanding the impact of wave-induced dynamic effects on the aerodynamic performance of Offshore Floating Wind Turbines (OFWTs) is crucial towards developing cost-effective floating wind turbines to harness wind energy in deep water sites. The complexity of the wake of an OFWT has not yet...

Persistent link: https://www.econbiz.de/10011045896

Hydrodynamic response of a stepped-spar floating wind turbine: Numerical modelling and tank testing

Sethuraman, Latha; Venugopal, Vengatesan - In: Renewable Energy 52 (2013) C, pp. 160-174

The hydrodynamic responses of a floating spar wind turbine under regular and irregular waves are measured by experimental techniques and the results are validated using the industry standard time-domain modelling tool, OrcaFlex. A 1:100 scale model is built with four mooring lines and tested in...

Persistent link: https://www.econbiz.de/10010806291

Dynamic response and power performance of a combined Spar-type floating wind turbine and coaxial floating wave energy converter

Muliawan, Made Jaya; Karimirad, Madjid; Moan, Torgeir - In: Renewable Energy 50 (2013) C, pp. 47-57

Wind turbines need to be spaced at a distance of the order of 1 km apart to reduce the effect of aerodynamic wakes. To increase the density of the power production in the farm, the deployment of wave energy converters (WECs) in the spaces between FWTs could be considered. However, the cost of...

Persistent link: https://www.econbiz.de/10011046115