Abstract:
A semi-empirical model of vortex ring formation during exhaustion of a pulsed submerged jet from a circular orifice is presented. Formulas for determining the parameters of the vortex ring, depending on the conditions of formation of the latter, are derived. The calculated characteristics of the vortex ring as functions of criteria determining the vortex formation process are demonstrated to be in good agreement with experimental data.
Keywords:
vortex ring, exhaustion of a submerged jet.
Citation:
D. G. Akhmetov, “Model of vortex ring formation”, Prikl. Mekh. Tekh. Fiz., 49:6 (2008), 25–36; J. Appl. Mech. Tech. Phys., 49:6 (2008), 909–918
\Bibitem{Akh08}
\by D.~G.~Akhmetov
\paper Model of vortex ring formation
\jour Prikl. Mekh. Tekh. Fiz.
\yr 2008
\vol 49
\issue 6
\pages 25--36
\mathnet{http://mi.mathnet.ru/pmtf1969}
\elib{https://elibrary.ru/item.asp?id=11665357}
\transl
\jour J. Appl. Mech. Tech. Phys.
\yr 2008
\vol 49
\issue 6
\pages 909--918
\crossref{https://doi.org/10.1007/s10808-008-0113-4}
Linking options:
https://www.mathnet.ru/eng/pmtf1969
https://www.mathnet.ru/eng/pmtf/v49/i6/p25
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A. V. Glushneva, A. S. Savel'ev, E. E. Son, “Experimental study of impulse outflow of high temperature gas from a discharge chamber with cylindrical and expanding channels”, High Temperature, 51:3 (2013), 340–350
R Camassa, S Khatri, R McLaughlin, K Mertens, D Nenon, C Smith, C Viotti, “Numerical simulations and experimental measurements of dense-core vortex rings in a sharply stratified environment”, Comput. Sci. Disc., 6:1 (2013), 014001