Results 1 to 10 of about 31,556 (230)

Large-Eddy Simulation of Wakes of Waked Wind Turbines

open access: yesEnergies, 2022
The wake dynamics of a wind turbine are influenced by the atmospheric turbulence and the wake of its upwind turbine. In this work, we investigate the wake characteristics of a waked wind turbine for four different downwind spacings and three different ...
Xiaohao Liu   +5 more
doaj   +2 more sources

Characteristics of wind turbine wake and particle transport in aeolian sand environment [PDF]

open access: yesE3S Web of Conferences, 2022
For the wind turbine wake field in the aeolian sand environment, the multiphase flow model is used to simulate the wind sand inflow and the wake of the wind turbine is simulated and calculated in combination with the actuation line model based on the ...
Sha Mandi   +3 more
doaj   +1 more source

Application of the Townsend–George theory for free shear flows to single and double wind turbine wakes – a wind tunnel study [PDF]

open access: yesWind Energy Science, 2022
The evolution of the mean velocity and the turbulence downstream of wind turbine wakes within the atmospheric boundary layer has been studied over the past decades, but an analytical description is still missing.
I. Neunaber   +3 more
doaj   +1 more source

Lidar measurements of yawed-wind-turbine wakes: characterization and validation of analytical models [PDF]

open access: yesWind Energy Science, 2020
Wake measurements of a scanning Doppler lidar mounted on the nacelle of a full-scale wind turbine during a wake-steering experiment were used for the characterization of the wake flow, the evaluation of the wake-steering set-up, and the validation of ...
P. Brugger   +10 more
doaj   +1 more source

Doppler Lidar Investigations of Wind Turbine Near-Wakes and LES Modeling with New Porous Disc Approach

open access: yesEnergies, 2021
Many bottom-mounted offshore wind farms are currently planned for the coastal areas of Japan, in which wind speeds of 6.0–10.0 m/s are extremely common.
Takanori Uchida   +3 more
doaj   +1 more source

Exploring the complexities associated with full-scale wind plant wake mitigation control experiments [PDF]

open access: yesWind Energy Science, 2020
Recent research promotes implementing next-generation wind plant control methods to mitigate turbine-to-turbine wake effects. Numerical simulation and wind tunnel experiments have previously demonstrated the potential benefit of wind plant control for ...
J. B. Duncan Jr.   +2 more
doaj   +1 more source

Brief communication: A clarification of wake recovery mechanisms [PDF]

open access: yesWind Energy Science, 2023
Understanding wind turbine wake recovery is important for developing models of wind turbine interaction employed in the design of energy-efficient wind farm layouts.
M. P. van der Laan   +2 more
doaj   +1 more source

Wind Tunnel Tests of Wake Characteristics for a Scaled Wind Turbine Model Based on Dynamic Similarity

open access: yesEnergies, 2022
This wind tunnel study was conducted to investigate the similarity laws involved in the reasonable simulation of the wake characteristics of a full-scale wind turbine.
Wei Yang   +8 more
doaj   +1 more source

Applicability of Wake Models to Predictions of Turbine-Induced Velocity Deficit and Wind Farm Power Generation

open access: yesEnergies, 2022
Turbine-induced velocity deficit is the main reason to reduce wind farm power generation and increase the fatigue loadings. It is meaningful to investigate turbine-induced wake structures by a simple and accurate method. In this study, a series of single
Dongqin Zhang   +4 more
doaj   +1 more source

Power curve and wake analyses of the Vestas multi-rotor demonstrator [PDF]

open access: yesWind Energy Science, 2019
Numerical simulations of the Vestas multi-rotor demonstrator (4R-V29) are compared with field measurements of power performance and remote sensing measurements of the wake deficit from a short-range WindScanner lidar system.
M. P. van der Laan   +11 more
doaj   +1 more source

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