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JOURNALS // Fizika Goreniya i Vzryva // Archive

Fizika Goreniya i Vzryva, 2017 Volume 53, Issue 5, Pages 64–69 (Mi fgv440)

This article is cited in 4 papers

Simulation of thermal explosion of a pre-activated $3\mathrm{Ni}+\mathrm{Al}$ mixture

O. V. Lapshin, V. K. Smolyakov

Tomsk Scientific Center, Siberian Branch, Russian Academy of Sciences, Tomsk, 634021, Russia

Abstract: The mathematical model of thermal explosion and synthesis of products in a mechanically activated $3\mathrm{Ni}+\mathrm{Al}$ mixture is simulated in a macroscopic approximation. It is shown that activation of original components significantly increases the formation rate of a $\mathrm{Ni}_3\mathrm{Al}$ intermetallide. The experimental data are used to determine the thermophysical and kinetic constants of the process.

Keywords: powder mixture, mechanical activation, $\mathrm{Ni}_3\mathrm{Al}$, thermal explosion.

UDC: 536.46+541.124

Received: 01.06.2016
Revised: 14.02.2017

DOI: 10.15372/FGV20170507


 English version:
Combustion, Explosion and Shock Waves, 2017, 53:5, 548–553

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© Steklov Math. Inst. of RAS, 2025