Nonlinear evolution of an unstable stratified shear layer

Churilov and Shukhman /1/ have investigated the nonlinear development of Kelvin Helmholtz instabilities in a weakly supercritical stratified shear flow when the interaction is viscous. In that case, the role of the Prandtl number is predominant. This last result is investigated again through nonline...

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Veröffentlicht in:Advances in space research 1992-01, Vol.12 (10), p.199-202
Hauptverfasser: Lott, François, Teitelbaum, Hector
Format: Artikel
Sprache:eng
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Zusammenfassung:Churilov and Shukhman /1/ have investigated the nonlinear development of Kelvin Helmholtz instabilities in a weakly supercritical stratified shear flow when the interaction is viscous. In that case, the role of the Prandtl number is predominant. This last result is investigated again through nonlinear numerical simulations in which the dissipations are represented by Newtonian cooling and Rayleigh friction.
ISSN:0273-1177
1879-1948
DOI:10.1016/0273-1177(92)90466-B