Abstract
The early stage of separation flow formation on a cylindrical surface immediately after the onset of jet exhaust from the base is investigated numerically for various values of the jet-to-ambient pressure ratio on the basis of the complete time-dependent Navier-Stokes equations, the energy equation and the equations for the transfer and diffusion of the exhaust gas concentration. The time dependence of the geometrical and gasdynamic parameters in the separation flow region is obtained for various flow regimes. It is found that the process is periodic with transition from the flow regime with an open separation zone to that with a closed zone, and vice versa, until the final flow regime is attained, which may be open, closed, or periodic.
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Additional information
Moscow. Translated from Izvestiya Rossiiskoi Akademii Nauk, Mekhanika Zhidkosti i Gaza, No. 4, pp. 122–130, July–August, 1995.
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Myshenkov, V.I., Myshenkov, E.V. Formation of laminar lateral separation caused by a sustainer engine jet. Fluid Dyn 30, 592–598 (1995). https://doi.org/10.1007/BF02030336
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DOI: https://doi.org/10.1007/BF02030336