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JOURNALS // Prikladnaya Mekhanika i Tekhnicheskaya Fizika // Archive

Prikl. Mekh. Tekh. Fiz., 2025 Volume 66, Issue 1, Pages 126–134 (Mi pmtf9651)

Spreading of a layer on a rotating plane in an aqueous solution of a polymer

O. A. Frolovskaya

Lavrentyev Institute of Hydrodynamics of Siberian Branch of the Russian Academy of Sciences, Novosibirsk

Abstract: A rotationally symmetric flow of an aqueous solution of a polymer in a layer bounded from below by a solid wall rotating with a specified angular velocity around the axis perpendicular to this plane and by a flat free surface from above is considered. The influence of the relaxation viscosity on the solution behaviors and the dependence of the fluid layer thickness on time in various regimes of plane rotation are studied.

Keywords: aqueous solutions of polymers, second-order fluid, fluid flow with a free boundary.

UDC: 532.516

Received: 30.05.2024
Revised: 30.05.2024
Accepted: 24.06.2024

DOI: 10.15372/PMTF202415528


 English version:
Journal of Applied Mechanics and Technical Physics, 2025, 66:1, 108–115

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© Steklov Math. Inst. of RAS, 2026