High-fidelity wind turbine wake velocity prediction by surrogate model based on d-POD and LSTM

L Zhou, J Wen, Z Wang, P Deng, H Zhang - Energy, 2023 - Elsevier
To optimize wind farm layout and improve wind energy conversion, it is significant to
accurately and efficiently model wind turbine wake. In this study, a novel dimensionality …

The influence of incoming turbulence on the dynamic modes of an NREL-5MW wind turbine wake

G De Cillis, S Cherubini, O Semeraro, S Leonardi… - Renewable Energy, 2022 - Elsevier
Abstract Knowledge of the dynamics of wind turbine wakes and its dependence on the
incoming boundary layer is fundamental to optimize and control the power production of …

Recovery in the wake of in-line axial-flow rotors

A Posa, R Broglia, E Balaras - Physics of Fluids, 2022 - pubs.aip.org
The flow around the rotor of an axial turbine, operating in the wake of an upstream one, is
resolved using large-eddy simulation on a cylindrical grid consisting of 3.8 billion points …

The influence of free stream turbulence on the development of a wind turbine wake

S Gambuzza, B Ganapathisubramani - Journal of Fluid Mechanics, 2023 - cambridge.org
The wake of an isolated model-scale wind turbine is analysed in a set of inflow conditions
having free stream turbulence intensity between 3% and 12%, and integral time scales in …

Effect of tip speed ratio on coherent dynamics in the near wake of a model wind turbine

N Biswas, ORH Buxton - Journal of Fluid Mechanics, 2024 - cambridge.org
Effect of tip speed ratio on coherent dynamics in the near wake of a model wind turbine
Page 1 J. Fluid Mech. (2024), vol. 979, A34, doi:10.1017/jfm.2023.1095 Effect of tip speed …

Stability and optimal forcing analysis of a wind turbine wake: Comparison with POD

G De Cillis, S Cherubini, O Semeraro, S Leonardi… - Renewable Energy, 2022 - Elsevier
Understanding the dynamics and generation of coherent structures in wind-turbine wakes is
crucial for efficiency improvement of wind farms, which will most probably represent one of …

[HTML][HTML] Comparison of the dynamic wake meandering model against large eddy simulation for horizontal and vertical steering of wind turbine wakes

I Rivera-Arreba, Z Li, X Yang, EE Bachynski-Polić - Renewable Energy, 2024 - Elsevier
Accurately predicting the evolution of wake is crucial for power output and structural load
estimation in wind farms. This study aims to validate the dynamic wake meandering (DWM) …

A new method for prediction of power coefficient and wake length of a horizontal axis wind turbine based on energy analysis

Y Wang, L Wang, Y Jiang, X Sun - Energy Conversion and Management, 2022 - Elsevier
Power coefficient and wake length are important indexes for wind farm design and
operational control. Accurate estimation of this coefficient is of great significance for the …

Large eddy simulations of curled wakes from tilted wind turbines

HM Johlas, DP Schmidt, MA Lackner - Renewable Energy, 2022 - Elsevier
One control strategy to increase power production in wind farms is angling wind turbine
rotors, in order to steer wakes away from downwind turbines. Although rotor yaw is the most …

A proper-orthogonal-decomposition (POD) study of the wake characteristics behind a wind turbine model

P Premaratne, W Tian, H Hu - Energies, 2022 - mdpi.com
A comprehensive study was performed to analyze turbine wake characteristics by using a
Proper-Orthogonal-Decomposition (POD) method to identify the dominant flow features from …