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JOURNALS // Prikladnaya Mekhanika i Tekhnicheskaya Fizika // Archive

Prikl. Mekh. Tekh. Fiz., 2022 Volume 63, Issue 5, Pages 100–109 (Mi pmtf153)

Investigation of an oscillatory multiphase flow in a double porosity medium with a chemically active skeleton

S. M. Bazova, I. N. Zavialova, A. V. Konyukhovab

a Moscow Institute of Physics and Technology (National Research University), 141700, Dolgoprudny, Russia
b Joint Institute for High Temperatures, Russian Academy of Sciences, 125412, Moscow, Russia

Abstract: The transition of a filtration reactive flow in a double porosity medium into a self-oscillating mode is studied. Flow stability is analyzed using numerical methods for solving multiphase filtration equations in a medium with double porosity. The region of development of self-oscillations is investigated depending on the external parameters of the system and the properties of the reagents.

Keywords: self-oscillating mode, porosity medium, acidizing, double porosity, numerical investigation.

UDC: 532.546

Received: 28.12.2021
Revised: 15.03.2022
Accepted: 25.04.2022

DOI: 10.15372/PMTF20220510


 English version:
Journal of Applied Mechanics and Technical Physics, 2022, 63:5, 816–824

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© Steklov Math. Inst. of RAS, 2024