Large-eddy simulation of yawed wind-turbine wakes: Comparisons with wind tunnel measurements and analytical wake models

M Lin, F Porté-Agel - Energies, 2019 - mdpi.com
In this study, we validated a wind-turbine parameterisation for large-eddy simulation (LES) of
yawed wind-turbine wakes. The presented parameterisation is modified from the rotational …

Wind farm blockage effects: comparison of different engineering models

E Branlard, E Quon, ARM Forsting… - Journal of Physics …, 2020 - iopscience.iop.org
The work presents four engineering methods to estimate the induction zone in front of a wind
turbine and account for the wind farm blockage effect. The methods comprise the vortex …

[HTML][HTML] Extending the dynamic wake meandering model in HAWC2Farm: a comparison with field measurements at the Lillgrund wind farm

J Liew, T Göçmen, AWH Lio… - Wind Energy Science, 2023 - wes.copernicus.org
With the increasing growth of wind farm installations, the impact of wake effects caused by
wind turbines on power output, structural loads, and revenue has become more relevant …

Optimizing wind farm control through wake steering using surrogate models based on high-fidelity simulations

P Hulsman, SJ Andersen, T Göçmen - Wind Energy Science, 2020 - wes.copernicus.org
This paper aims to develop fast and reliable surrogate models for yaw-based wind farm
control. The surrogates, based on polynomial chaos expansion (PCE), are built using high …

[HTML][HTML] Improving wind farm flow models by learning from operational data

J Schreiber, CL Bottasso, B Salbert… - Wind Energy …, 2020 - wes.copernicus.org
This paper describes a method to improve and correct an engineering wind farm flow model
by using operational data. Wind farm models represent an approximation of reality and …

Turbine power loss during yaw-misaligned free field tests at different atmospheric conditions

P Hulsman, C Sucameli, V Petrović… - Journal of Physics …, 2022 - iopscience.iop.org
This paper presents an analysis of the power loss of the upstream turbine for yaw
misalignment depending on the inflow condition. High-quality experimental field data …

[HTML][HTML] FarmConners wind farm flow control benchmark–Part 1: Blind test results

T Göçmen, F Campagnolo, T Duc… - Wind Energy …, 2022 - wes.copernicus.org
Wind farm flow control (WFFC) is a topic of interest at several research institutes and industry
and certification agencies worldwide. For reliable performance assessment of the …

Evaluation of the potential for wake steering for US land-based wind power plants

D Bensason, E Simley, O Roberts, P Fleming… - Journal of Renewable …, 2021 - pubs.aip.org
The wind power plant-wide control strategy known as wake steering involves the
misalignment of upstream turbines with the wind direction to deflect wakes away from …

Aerodynamic force reduction of rectangular cylinder using deep reinforcement learning-controlled multiple jets

L Yan, Y Li, B Liu, G Hu - Physics of Fluids, 2024 - pubs.aip.org
The drag and lift forces of rectangular cylinders with four aspect ratios (AR) are mitigated at a
Reynolds number of 1000 using deep reinforcement learning (DRL) controlled multiple jet …

Effects of wind veer on a yawed wind turbine wake in atmospheric boundary layer flow

G Narasimhan, DF Gayme, C Meneveau - Physical Review Fluids, 2022 - APS
Large eddy simulations (LESs) are used to study the effects of veer (the height-dependent
lateral deflection of wind velocity due to Coriolis acceleration) on the evolution of wind …