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JOURNALS // Vestnik Samarskogo Universiteta. Estestvenno-Nauchnaya Seriya // Archive

Vestnik Samarskogo Gosudarstvennogo Universiteta. Estestvenno-Nauchnaya Seriya, 2012 Issue 9(100), Pages 98–105 (Mi vsgu103)

Mechanics

To the theory of pressure decrease of steam adjoining to a liquid in the closed volume

V. Sh. Shagapova, Yu. A. Yumagulovab

a Institute of Mechanics of Ufa Branch, RAS, Ufa, 450025, Russian Federation
b Dept. of the mathematical analysis and the applied mathematics, Birsk branch of the Bashkir State University, Birsk, 452453, Russian Federation

Abstract: In work the problem of pressure decrease of steam in the closed volume owing to condensation on border of contact to a cold liquid is considered. The nonlinear integrodifferential equations which numerical decision is executed by a method of final differences are received. Influence of an initial condition and the expense of a liquid, the geometrical size of the closed volume on rate of pressure decrease is analysed.

Keywords: pressure of steam, vapour the drop medium, condensation, interphase heat exchange, injection of drops.

Received: 25.12.2012
Revised: 25.12.2012



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