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JOURNALS // Zhurnal Vychislitel'noi Matematiki i Matematicheskoi Fiziki // Archive

Zh. Vychisl. Mat. Mat. Fiz., 2006 Volume 46, Number 7, Pages 1283–1285 (Mi zvmmf447)

Computation of multispecies diffusion rates

Yu. A. Nikolaev

Institute of Hydrodynamics, Russian Academy of Sciences, pr. Akademika Lavrent’eva 15, Novosibirsk, 630090, Russia

Abstract: The Fick diffusion law is generally used in combustion theory. A shortcoming of this model is that it violates the momentum conservation law. The hydrodynamic theory of multispecies diffusion is free of this disadvantage. A highly effective method for determining an approximate solution to the multispecies fluid dynamics equations is proposed. The method is comparable to the Fick diffusion model in terms of computational costs.

Key words: computation of multispecies diffusion rates, approximate method, hydrodynamic theory.

UDC: 519.626

Received: 30.06.2005


 English version:
Computational Mathematics and Mathematical Physics, 2006, 46:7, 1216–1218

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© Steklov Math. Inst. of RAS, 2026