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PHENOMENON OF FORMATION OF PRESSURE PULSATIONS DURING THE INCIDENCE OF THE SHOCK WAVES ON THE BOUNDARY LAYER

Volume 44, Edição 1, 2013, pp. 93-110
DOI: 10.1615/TsAGISciJ.2013007866
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RESUMO

The internal structure of a laminar boundary layer, detached from a flat plate streamlined by a supersonic flow of a gas (M = 2), upon impact of the shock wave is studied numerically and analytically. The process of formation of the separation region is considered in the framework of the nonstationary Navier-Stokes equations. A detailed picture of the gas flow in this region with a secondary separation is obtained. The phenomenon of initiation of large-scale pressure pulsations on a wall in the separation zone in front of the incidence point of the shock wave is explained.

CITADO POR
  1. Tugazakov R. Ya., The theory of the separation of supersonic inviscid gas flow in problems of gas dynamics, 1770, 2016. Crossref

  2. Lipatov I. I., Tugazakov R. Ya., Nonlinear Instability in the Region of Laminar-Turbulent Transition in Supersonic Three-Dimensional Flow over a Flat Plate, Fluid Dynamics, 53, 2, 2018. Crossref

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