Abstract
The problem of the interaction between a shock wave and a semi-infinite longitudinal plane layer or a cylindrical channel of finite thickness filled with a low-density gas is studied on the basis the Euler equations. The flow gasdynamics, including qualitatively new, regular and irregular, interaction regimes, are described. New gasdynamic flow elements, such as high-pressure jets with an internal wave structure and layered vortices, are found to exist. It is revealed that the gasdynamic precursor growth is decelerated at long time intervals, due to the flow chocking effect and the vorticity development behind its front.
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Original Russian Text © P.Yu. Georgievskii, V.A. Levin, O.G. Sutyrin, 2016, published in Izvestiya Rossiiskoi Akademii Nauk, Mekhanika Zhidkosti i Gaza, 2016, Vol. 51, No. 5, pp. 125–132.
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Georgievskii, P.Y., Levin, V.A. & Sutyrin, O.G. Interaction between a shock wave and a longitudinal low-density gas layer. Fluid Dyn 51, 696–702 (2016). https://doi.org/10.1134/S0015462816050148
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DOI: https://doi.org/10.1134/S0015462816050148