Wind farm flow control: prospects and challenges

J Meyers, C Bottasso, K Dykes… - Wind Energy …, 2022 - wes.copernicus.org
Wind farm control has been a topic of research for more than two decades. It has been
identified as a core component of grand challenges in wind energy science to support …

A two-dimensional model based on the expansion of physical wake boundary for wind-turbine wakes

M Ge, Y Wu, Y Liu, Q Li - Applied energy, 2019 - Elsevier
Abstract Two-dimensional (2D) wake models with a self-similar Gaussian shape of velocity
deficit are highly accurate in predicting wind-turbine wakes. To better leverage their …

Large Eddy Simulation of wind turbine fatigue loading and yaw dynamics induced by wake turbulence

W Chanprasert, RN Sharma, JE Cater, SE Norris - Renewable Energy, 2022 - Elsevier
Abstract A coupled Large Eddy Simulation (LES) and aeroelastic code was used to evaluate
control responses and fatigue loading of a four-inline wind turbine array. Neutral and …

Influence of atmospheric stability on wind-turbine wakes with a certain hub-height turbulence intensity

B Du, M Ge, C Zeng, G Cui, Y Liu - Physics of Fluids, 2021 - pubs.aip.org
Atmospheric stability can significantly influence the spreading of wind-turbine wakes. The
previous studies often coupled atmospheric stability with the turbulence intensity and …

Multirotor wind turbine wakes

M Bastankhah, M Abkar - Physics of Fluids, 2019 - pubs.aip.org
To fulfill the increasing need for large power generation by wind turbines, the concept of
multirotor wind turbines has recently received attention as a promising alternative to …

Field investigation on the influence of yaw misalignment on the propagation of wind turbine wakes

M Bromm, A Rott, H Beck, L Vollmer, G Steinfeld… - Wind …, 2018 - Wiley Online Library
A comprehensive understanding of the wake development of wind turbines is essential for
improving the power yield of wind farms and for reducing the structural loading of the …

An analytical model for the effect of vertical wind veer on wind turbine wakes

M Abkar, JN Sørensen, F Porté-Agel - Energies, 2018 - mdpi.com
In this study, an analytical wake model for predicting the mean velocity field downstream of a
wind turbine under veering incoming wind is systematically derived and validated. The new …

Self-similarity and flow characteristics of vertical-axis wind turbine wakes: an LES study

M Abkar, JO Dabiri - Journal of Turbulence, 2017 - Taylor & Francis
Large eddy simulation (LES) is coupled with a turbine model to study the structure of the
wake behind a vertical-axis wind turbine (VAWT). In the simulations, a tuning-free …

On the performance of the helix wind farm control approach in the conventionally neutral atmospheric boundary layer

E Taschner, AAW van Vondelen… - Journal of Physics …, 2023 - iopscience.iop.org
The performance of wind farms can substantially increase when their individual turbines
deviate from their own greedy control strategy and instead also take into account …

[HTML][HTML] Influence of incoming turbulent scales on the wind turbine wake: A large-eddy simulation study

D Vahidi, F Porté-Agel - Physics of Fluids, 2024 - pubs.aip.org
In this study, we aim to investigate the influence of inflow turbulent length scales on wind
turbine wakes. For this purpose, large-eddy simulations of the wake of a wind turbine are …