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Theoretical and Experimental Study of Subsonic Gas Flow Around the Frontal Aerodynamic Screen After Separation from the ExoMars Vehicle Descending in the Atmosphere of the Planet

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Abstract—The results of numerical and experimental determination of the aerodynamic characteristics of the frontal screen and analysis of the vortex structure of the flow in the bottom area and the near trace of the screen when it falls free at subsonic speed after separation from the main structure of the EXOMARS lander to the surface of the planet are presented.

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ACKNOWLEDGMENTS

The work was carried out within the framework of the state assignment of the Institute for Computer-Aided Design of the Russian Academy of Sciences and on the basis of the technical assignment and the agreement between NPO Lavochkina JSC and TsNIIMash JSC for experimental and theoretical work to determine the aerodynamic characteristics of the frontal aerodynamic screen of the EXOMARS landing module.

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Authors and Affiliations

  1. Institute for Computer-Aided Design Russian Academy of Sciences, Moscow, Russia

    A. V. Babakov

  2. Lavochkin Association, Khimki, Moscow oblast, Russia

    V. S. Finchenko

Authors
  1. A. V. Babakov
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  2. V. S. Finchenko
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Correspondence to A. V. Babakov or V. S. Finchenko.

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Translated by E. Seifina

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Babakov, A.V., Finchenko, V.S. Theoretical and Experimental Study of Subsonic Gas Flow Around the Frontal Aerodynamic Screen After Separation from the ExoMars Vehicle Descending in the Atmosphere of the Planet. Sol Syst Res 55, 653–667 (2021). https://doi.org/10.1134/S0038094621070030

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  • DOI: https://doi.org/10.1134/S0038094621070030

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