Turbulence and entrainment length scales in large wind farms

Autor: Andersen, Søren J., Sørensen, Jens N., Mikkelsen, Robert F.

Publikováno v: Philosophical Transactions: Mathematical, Physical and Engineering Sciences, 2017 Apr . 375(2091), 1-23.

Externí odkaz: http://www.jstor.org/stable/26120636

Cross validation of the aerodynamic and acoustic measurements in two Kevlar-walled wind tunnels

Autor: Fischer, Andreas, Bak, Christian, Lylloff, Oliver, Olsen, Anders S., Mikkelsen, Robert F., Ildvedsen, Sigurd B., Beckerlee, Jimmy S., Borgoltz, Aurelien, Kuester, Matthew, Intaratep, Nanyaporn

Publikováno v: Fischer, A, Bak, C, Lylloff, O, Olsen, A S, Mikkelsen, R F, Ildvedsen, S B, Beckerlee, J S, Borgoltz, A, Kuester, M & Intaratep, N 2022, Cross validation of the aerodynamic and acoustic measurements in two Kevlar-walled wind tunnels . in Wind and Wind Farms; Measurement and Testing ., 022103, IOP Publishing, Journal of Physics: Conference Series, no. 2, vol. 2265, The Science of Making Torque from Wind 2022, Delft, Netherlands, 01/06/2022 . https://doi.org/10.1088/1742-6596/2265/2/022103

The wind tunnel with Kevlar walls is becoming more and more popular for aeroacoustic measurements, because the necessary corrections to convert aerodynamic coefficients to free field values are moderate and at the same time the signal to noise ratio

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______1202::26fa7aa3fd4512962c78d364eb5cb082
https://orbit.dtu.dk/en/publications/03f9360e-6554-4f99-aed9-215a8b8fedab

Helical self-similarity of tip vortex cores.

Autor: Mikkelsen, Robert F., Sørensen, Jens N., Okulov, Valery L., Kabardin, Ivan K., Naumov, Igor V.

Publikováno v: Journal of Fluid Mechanics; 1/25/2019, Vol. 859, p1084-1097, 14p

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Instability of the Helical Tip Vortices behind a Single Wind Turbine.

Autor: Sarmast, Sasan, Schlatter, Philipp, Ivanell, Stefan, Mikkelsen, Robert F., Henningson, Dan S.

Publikováno v: Wind Energy - Impact of Turbulence; 2014, p165-174, 10p