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JOURNALS // Fizika Goreniya i Vzryva // Archive

Fizika Goreniya i Vzryva, 2010 Volume 46, Issue 5, Pages 20–27 (Mi fgv1219)

This article is cited in 7 papers

Thermal explosion of a gas mixture in a porous hollow cylinder

Yu. A. Chumakov, A. G. Knyazeva

Institute of Strength Physics and Material Science, Siberian Division, Russian Academy of Sciences, Tomsk, 634021, Russia

Abstract: A nonstationary model of gas combustion in a porous cylindrical heat generator with allowance for heat losses inside the body and from the outer surface is proposed and numerically analyzed. The flow pattern is demonstrated to depend on the ratio of the outer and inner radii of the working region. Critical conditions separating the stationary operation mode and the thermal explosion are found.

Keywords: porous burner, critical conditions, thermal explosion, numerical solution.

UDC: 536.46

Received: 03.06.2009
Accepted: 04.02.2010


 English version:
Combustion, Explosion and Shock Waves, 2010, 46:5, 507–514

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