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This article is cited in 4 scientific papers (total in 4 papers)
Mathematical physics
Nonlocal conservation law in a free submerged jet
A. M. Gaifullin, V. V. Zhvick Central Aerohydrodynamic Institute, 140180, Zhukovskii, Moscow oblast, Russia
Abstract:
A free axisymmetric nonswirling submerged jet of viscous incompressible fluid is considered. For large Reynolds numbers, the unknown constant in the asymptotic Landau–Rumer–Gol'dshtik–Yavorsky solution to the Navier–Stokes equations that describes the far jet field is determined. A similar constant in Loitsyanskii’s solution in the boundary layer approximation is found. These constants are expressed in terms of the distribution of velocity in the jet source using a nonlocal conservation law.
Key words:
conservation law, submerged jet, asymptotics, invariant.
Received: 12.02.2021 Revised: 12.02.2021 Accepted: 09.06.2021
Citation:
A. M. Gaifullin, V. V. Zhvick, “Nonlocal conservation law in a free submerged jet”, Zh. Vychisl. Mat. Mat. Fiz., 61:10 (2021), 1646–1655; Comput. Math. Math. Phys., 61:10 (2021), 1630–1639
Linking options:
https://www.mathnet.ru/eng/zvmmf11303 https://www.mathnet.ru/eng/zvmmf/v61/i10/p1646
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