Abstract
In the present paper, we report on experimental and simulated data on the impact of cellular-porous-material heating on the wave drag of a cylinder with a frontal gas-permeable porous insert streamlined by a supersonic flow (М∞ = 4.85, Re1∞ = 3.3×106 m-1). Weighing data obtained in the supersonic wind tunnel are compared with data simulated using a discrete model of the cellular-porous material. An increase of the wave drag with a growth of porous-insert temperature and its decrease occurring upon decreasing the temperature are demonstrated.
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This work was supported by the Russian Foundation for Basic Research (Grant No. 15-08-003867).
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Mironov, S.G., Poplavskaya, T.V. & Kirilovskiy, S.V. Impact of frontal-porous-insert temperature on the cylinder drag in supersonic flow. Thermophys. Aeromech. 24, 629–632 (2017). https://doi.org/10.1134/S0869864317040151
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DOI: https://doi.org/10.1134/S0869864317040151