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JOURNALS // Fizika Goreniya i Vzryva // Archive

Fizika Goreniya i Vzryva, 2025 Volume 61, Issue 1, Pages 111–117 (Mi fgv7189)

Method for studying the propelling effect of explosion products at large expansion rates

E. N. Bogdanov, A. A. Stanovov, E. A. Chudakov, V. N. Knyazev, R. A. Voronkov, L. I. Kanunova, T. A. Govorunova, V. I. Burenin, A. O. Yagovkin, L. K. Antonuk

Federal State Unitary Enterprise "Russian Federal Nuclear Center — All-Russian Research Institute of Experimental Physics", Sarov, Nizhny Novgorod region

Abstract: A method for studying the propelling effect of explosion products of condensed explosives is proposed and substantiated by calculations. This effect allows for a wide range of states on the isentrope of explosion products: from pressures and densities in the range of the Chapman–Jouguet state to a pressure of $\approx$0.1 GPa and a density of $\approx$0.2 g/cm$^3$. This method is applied to perform experimental studies of the propelling effect of TG 25/75 explosion products, in which information on the movement of thin aluminum liners is recorded by a PDV multichannel heterodyne-interferometer.

Keywords: equation of state, explosive, explosion products, modeling, heterodyne interferometer.

UDC: 544.454.3

Received: 02.06.2023
Revised: 04.09.2023
Accepted: 11.10.2023

DOI: 10.15372/FGV2023.9358



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© Steklov Math. Inst. of RAS, 2025