Comparison of the turbulence in the wakes of an actuator disc and a model wind turbine by higher order statistics: A wind tunnel study

I Neunaber, M Hölling, J Whale, J Peinke - Renewable Energy, 2021 - Elsevier
Abstract Knowledge of the turbulence in the wakes of wind turbines is important to improve
the operation and lifetime of downstream turbines exposed to these wakes. As the …

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 …

[HTML][HTML] A comparison of lab-scale free rotating wind turbines and actuator disks

S de Jong Helvig, MK Vinnes, A Segalini… - Journal of Wind …, 2021 - Elsevier
Planar particle image velocimetry was conducted upstream and in the near-wake of a lab-
scale free-rotating wind turbine model and compared to several actuator disks with the same …

The flow in the induction and entrance regions of lab‐scale wind farms

MK Vinnes, NA Worth, A Segalini, RJ Hearst - Wind Energy, 2023 - Wiley Online Library
With the increasing demand for wind energy, it is important to be able to understand and
predict the available wind resources. To that end, the present wind tunnel study addresses …

[HTML][HTML] The far wake of porous disks and a model wind turbine: Similarities and differences assessed by hot-wire anemometry

MK Vinnes, S Gambuzza… - Journal of Renewable …, 2022 - pubs.aip.org
The wakes of two different porous disks have been evaluated experimentally. Such disks are
commonly used as physical actuator disk analogs for wind turbines. One disk is made of a …

MaRINET2 tidal energy round robin tests—performance comparison of a horizontal axis turbine subjected to combined wave and current conditions

B Gaurier, S Ordonez-Sanchez, JV Facq… - Journal of Marine …, 2020 - mdpi.com
This Round Robin Test program aims to establish the influence of the combined wave and
current effect on the power capture and performance of a generic tidal turbine prototype …

The effects of free-stream turbulence on the performance of a model wind turbine

S Gambuzza, B Ganapathisubramani - Journal of Renewable and …, 2021 - pubs.aip.org
Free-stream turbulence characteristics play an important role in the mechanisms of power
harvesting for wind turbines. Acquisitions of power and thrust from a model wind turbine of …

Performance of the porous disk wind turbine model at a high Reynolds number: Solidity distribution and length scales effects

JW Kurelek, A Piqué, M Hultmark - Journal of Wind Engineering and …, 2023 - Elsevier
A new design methodology for porous disk wind turbine modeling is proposed, where a disk
is matched to a horizontal axis wind turbine (HAWT) on (i) thrust coefficient,(ii) radial solidity …

On the wake characteristics of a model wind turbine and a porous disc: Effects of freestream turbulence intensity

B Öztürk, A Hassanein, MT Akpolat, A Abdulrahim… - Renewable Energy, 2023 - Elsevier
Porous discs are the experimental counterparts of the numerical actuator disc concept and
are frequently used in wind tunnel studies to reproduce the far-wake characteristics of wind …

[HTML][HTML] Floating wind turbine motion signature in the far-wake spectral content–a wind tunnel experiment

B Schliffke, B Conan, S Aubrun - Wind Energy Science, 2024 - wes.copernicus.org
The growing interest in floating offshore wind turbines (FOWTs) is rooted in the potential
source of increased offshore energy production. As the technology is still in a pre-industrial …