Results 41 to 50 of about 5,604 (312)
Global Dynamic Response of a Medium-Sized Floating Offshore Wind Turbine with Stall Regulation [PDF]
In this paper, a two-bladed medium-sized floating wind turbine with variable speed and power regulation by stall is studied. For floating offshore wind turbines, the major challenges are related to the dynamical behavior of the system in response to ...
Uwe Ritschel, Moe Moe Aye
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A Nonlinear Computational Model of Floating Wind Turbines
The dynamic motion of floating wind turbines is studied using numerical simulations. The full three-dimensional Navier–Stokes equations are solved on a regular structured grid using a level set method for the free surface and an immersed boundary method for the turbine platform.
Ali Nematbakhsh +2 more
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Floating wind turbine control optimization
Abstract We present a framework for optimizing the control parameters of floating offshore wind turbines (FOWTs). The framework combines aeroelastic simulations with a systems engineering model and control software. In an example of the optimization framework, we minimize tower damage equivalent loading with generator speed constraints ...
Daniel Zalkind +4 more
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Cascade Analysis of a Floating Wind Turbine Rotor
Mounting a wind turbine on a floating foundation introduces more complexity to the aerodynamic loading. The floater motion contains a wide range of frequencies. To study some of the basic dynamic load effect on the blades due to these motions, a two-dimensional cascade approach, combined with a potential vortex method, is used.
Eliassen, Lene +3 more
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Wake of a floating wind turbine model under roll motion [PDF]
The development of floating offshore wind turbine (FOWT) technology facilitates the exploration of deep-ocean wind resources. Meanwhile, there are still open questions on how the structural response will affect the performance of floating turbines and ...
Porté-Agel, Fernando, Duan, Guiyue
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Development of the deepwater turbine installation-floating concept [PDF]
Floating offshore wind turbine technology is progressing from the research stages to commercial projects. It will be an increasing source of renewable energy over the next few years.
Serret, Jordi, Serret i Magaz, Jordi
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RESEARCH ON DYNAMIC RESPONSE OF SUPER LARGE FLOATING WIND TURBINE BASED ON CHAOS THEORY
The non-linear motion characteristics of the large-scale floating wind turbine have been significantly enhanced. For this reason, the DTU 10 MW wind turbine was used as the research object, and the NAUTILUS semi-submersible platform floating wind turbine
WANG Bo +6 more
doaj
Considering the aero-hydro-mooring-control coupled performance of a floating Vertical Axis Wind Turbine (VAWT), the numerical model of the floating helical VAWT system is established, and the fully coupled simulation program of the floating helical VAWT ...
Yan Li, Liqin Liu, Ying Guo, Wanru Deng
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Reliability of floating foundation concepts for vertical axis wind turbines [PDF]
Offshore wind turbines are developing at a rapid pace. By far the most common turbine configuration is the HAWT (Horizontal Axis Wind Turbine) and development of these machines is largely centered about drive train and blade issues with some work ...
Kolios, Athanasios J. +2 more
core
Numerical Modeling and Dynamic Analysis of Two-Rotor Floating Offshore Wind Turbines [PDF]
PhD thesis in Offshore technologyThe exploitation of offshore wind in deep waters by means of floating wind turbines is steadily gaining traction as a suitable option to produce renewable energy.
El Beshbichi, Omar
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