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Coherent Vortex in Two-Dimensional Turbulence around a Rotating Disc

Abstract

We consider the structure of a coherent vortex formed around a solid rotating disc in two-dimensional turbulent flow. We find the average velocity profile of the coherent vortex for different rotation velocities.

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Funding

V. Lebedev and S. Vergeles acknowledge the support of the Ministry of Science and Higher Education of the Russian Federation (project no. 075-15-2019-1893). S. Vergeles acknowledges the support of the Foundation for the Advancement of Theoretical Physics and Mathematics “BASIS” (project no. 19-1-2-46-1). I. Kolokolov acknowledges the support of the Ministry of Science and Higher Education of the Russian Federation.

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Correspondence to S. S. Vergeles.

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Published in Russian in Pis’ma v Zhurnal Eksperimental’noi i Teoreticheskoi Fiziki, 2020, Vol. 111, No. 8, pp. 509–513.

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Buzovkin, A.B., Kolokolov, I.V., Lebedev, V.V. et al. Coherent Vortex in Two-Dimensional Turbulence around a Rotating Disc. Jetp Lett. 111, 442–446 (2020). https://doi.org/10.1134/S0021364020080056

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  • DOI: https://doi.org/10.1134/S0021364020080056