Abstract
“Physical detonation” is a phenomenon in which detonation is induced by not chemical, but physical, energy concentrated in internal degrees of freedom (in the present case, in vibrational degrees of freedom of hydrogen molecules). The possibility of emergence of such a phenomenon in hydrogen preliminarily excited to a certain temperature in a shock tube is investigated by the Monte Carlo method of nonstationary statistical simulation. The threshold value of such temperature, above which physical detonation is observed in the numerical experiment, is determined.
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ACKNOWLEDGMENTS
The authors are grateful to the Interdepartmental Supercomputer Center of the Russian Academy of Sciences for providing computer resources.
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This study was performed in compliance with state orders no. 0089-2014-0018 of state registration.
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Translated by N. Wadhwa
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Kulikov, S.V., Chervonnaya, N.A. & Ternovaya, O.N. “Physical Detonation” Limits in the Flow of Preliminarily Vibration-Excited Hydrogen in a Shock Tube. Tech. Phys. 65, 1011–1014 (2020). https://doi.org/10.1134/S1063784220070105
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DOI: https://doi.org/10.1134/S1063784220070105