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JOURNALS // Matematicheskoe modelirovanie // Archive

Mat. Model., 2015 Volume 27, Number 7, Pages 75–79 (Mi mm3625)

The details of the detonation wave calculation using numerical schemes of different approximation orders

A. I. Lopatoab, P. S. Utkinab

a Institute for Computer Aided Design of the Russian Academy of Sciences
b Moscow Institute of Physics and Technology

Abstract: The goal of the work is the mathematical modeling of detonation wave propagation using ENO-schemes with the approximation orders from the first to the fourth. Mathematical description of the detonation wave is based on the Euler equations supplemented with the one-stage chemical kinetics model. For the model hydrogen-air mixture for all numerical approaches concerned the transition from the regular detonation mode to the irregular one with the subsequent detonation combustion breakup is observed.

Keywords: numerical modeling, detonation wave, one-stage chemical kinetics model, ENO-scheme, Runge–Kutta method.

UDC: 519.63

Received: 30.03.2015



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