Results 21 to 30 of about 1,646 (188)

Wake Management in Wind Farms: An Adaptive Control Approach

open access: yesEnergies, 2019
Advanced wind measuring systems like Light Detection and Ranging (LiDAR) is useful for wake management in wind farms. However, due to uncertainty in estimating the parameters involved, adaptive control of wake center is needed for a wind farm layout ...
Harsh S. Dhiman   +3 more
doaj   +1 more source

On the Wind Turbine Wake Mathematical Modelling

open access: yesEnergy Procedia, 2018
Abstract The present paper deals with a study on the wind turbine wake mathematical modelling as well as experimental validation by means of wind tunnel experiments. In particular, different wind turbine wake’s equations were implemented and results compared with experimental data.
S. BRUSCA   +6 more
openaire   +2 more sources

Experimental study on the characteristics of wind turbine wake field considering yaw conditions

open access: yesEnergy Science & Engineering, 2021
This paper explores the wake of a wind turbine yaw and its influence on the output power of the downstream wind turbine. A wind turbine model (hub height and diameter of 1.2 m and 1.0 m, respectively) was used in the experiments, and the yaw angle of the
Xiuyong Zhao   +7 more
doaj   +1 more source

Leading effect for wind turbine wake models

open access: yesRenewable Energy, 2023
As wind energy expands worldwide, the demand of reliable, fast, cost-efficient wind turbine wake models is growing. This is a significant challenge as wind turbines face various inflow conditions, that include turbulence, inhomogeneities/instationarities and upstream wakes.
Ingrid Neunaber   +2 more
openaire   +3 more sources

Wind-Turbine Wake Encounter by Light Aircraft [PDF]

open access: yesJournal of Aircraft, 2017
No abstract available.
Wang, Y., White, M., Barakos, G.N.
openaire   +1 more source

Wake steering of multirotor wind turbines [PDF]

open access: yesWind Energy, 2021
Abstract In this paper, wake steering is applied to multirotor turbines to determine whether it has the potential to reduce wind plant wake losses. Through application of rotor yaw to multirotor turbines, a new degree of freedom is introduced to wind farm control such that wakes can be expanded, channelled or redirected to improve ...
Gustav A. Speakman   +3 more
openaire   +6 more sources

Field Measurements of Wind Turbine Wakes with Lidars [PDF]

open access: yesJournal of Atmospheric and Oceanic Technology, 2013
AbstractField measurements of the wake flow produced from a 2-MW Enercon E-70 wind turbine were performed using three scanning Doppler wind lidars. A GPS-based technique was used to determine the position of the wind turbine and the wind lidar locations, as well as the direction of the laser beams.
Iungo G. Valerio   +2 more
openaire   +2 more sources

The dynamic coupling between the pulse wake mixing strategy and floating wind turbines [PDF]

open access: yesWind Energy Science, 2023
In recent years, control techniques such as dynamic induction control (often referred to as “the pulse”) have shown great potential in increasing wake mixing, with the goal of minimising turbine-to-turbine interaction within a wind farm.
D. van den Berg   +2 more
doaj   +1 more source

MULTIFRACTAL ANALYSIS OF A WAKE FOR A SINGLE WIND TURBINE [PDF]

open access: yesTopical Problems of Fluid Mechanics 2017, 2017
Wind energy is an important component of renewable energy sources. Studying of turbulent wakes for wind turbines and interactions with Atmospheric Boundary Layer is an urgent problem. The theory of chaos and fractal geometry with some research in fluid dynamics will change profoundly the scope of complex scale to scale transport in theory of turbulence,
Strijhak, Sergei   +2 more
openaire   +2 more sources

Aeroelastic load validation in wake conditions using nacelle-mounted lidar measurements [PDF]

open access: yesWind Energy Science, 2020
We propose a method for carrying out wind turbine load validation in wake conditions using measurements from forward-looking nacelle lidars. Two lidars, a pulsed- and a continuous-wave system, were installed on the nacelle of a 2.3 MW wind turbine
D. Conti, N. Dimitrov, A. Peña
doaj   +1 more source

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