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Fizika Goreniya i Vzryva, 2023 Volume 59, Issue 3, Pages 118–123 (Mi fgv939)

Dependence of the acoustic emission parameters and shock-wave sensitivity of plastic-bonded HMX on filler particle size

E. N. Kostyukov, M. S. Nikiforova, I. A. Spirin, I. I. Nikiforov, S. N. Baranov, O. V. Shevlyagin, V. A. Burnashov

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

Abstract: This paper presents a study of the dependence of the acoustic emission parameters recorded during quasi-static compression and the shock-wave sensitivity characteristics of parts made of plastic-bonded HMX on the filler particle size. The dependence of the acoustic emission parameters on the HMX particle size was used to describe the possible variants of degradation of the explosive structure under shock-wave loading, which are considered as the cause of the difference in shock wave sensitivity.

Keywords: acoustic emission, shock wave sensitivity, plastic-bonded HMX, particle size, sum of pulses, duration, energy, detonation delay time, detonation excitation depth, structure degradation, shock wave, explosive transformation.

UDC: 620.179.1:662.215

Received: 07.06.2022
Revised: 05.07.2022
Accepted: 07.09.2022

DOI: 10.15372/FGV20230311


 English version:
Combustion, Explosion and Shock Waves, 2023, 59:3, 362–366

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© Steklov Math. Inst. of RAS, 2024