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JOURNALS // Prikladnaya Mekhanika i Tekhnicheskaya Fizika // Archive

Prikl. Mekh. Tekh. Fiz., 2003 Volume 44, Issue 3, Pages 64–75 (Mi pmtf2499)

Numerical simulation of a turbulent thermal

I. A. Chuprin, M. D. Shcherbin

Central Physicotechnical Institute, Sergiev Posad, 141307

Abstract: Ascent of a large-scale thermal in a standard atmosphere is calculated with the use of the Reynolds equations and the $k$ model of turbulence, which takes into account temperature inhomogeneity and vorticity of the flow, and the Euler equations. Results of numerical calculations of a flow examined experimentally are presented. Gas-dynamic and turbulent flow parameters obtained in calculations and experiments are compared.

Keywords: large-scale thermal, numerical simulation, fluctuating parameters of the flow.

UDC: 532.517.4

Received: 05.12.2001
Accepted: 24.09.2002


 English version:
Journal of Applied Mechanics and Technical Physics, 2003, 44:3, 355–364

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