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EVALUATION THE ACCURACY OF PREDICTION OF DETONATION PARAMETERS SPECIFIC TO EXPLOSIVE MATERIALS USING "EXPLO5"

Gabriel Vasilescu, Cristian Radeanu, Ciprian Jitea, Bogdan Garaliu-Buşoi, Doru Anghelache

First published: 2022-11-15https://doi.org/10.5593/sgem2022/1.1/s03.031View metrics

Abstract

Used the specialized software solution regarding to the thermochemical facilities, we can predict detonation (e.g. detonation velocity, pressure, energy, heat end temperature, etc.) and combustion (e.g. specific impulse, force, pressure, etc.) performance of energetic materials. The calculation of detonation parameters is based on the chemical equilibrium steady-state model of detonation. The equilibrium composition of detonation and combustion products is calculated by applying modified White, Johnson, and Dantzig-s free energy minimisation technique. The IT specialized application, named EXPLO5, uses the Becker-Kistiakowsky-Wilson (BKW) and Exp-6 EOS for gaseous detonation products, the ideal gas and virial equations of state of gaseous combustion products, and the Murnaghan equation of states for condensed products.

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Publication details

Title
EVALUATION THE ACCURACY OF PREDICTION OF DETONATION PARAMETERS SPECIFIC TO EXPLOSIVE MATERIALS USING "EXPLO5"
Authors
Gabriel Vasilescu, Cristian Radeanu, Ciprian Jitea, Bogdan Garaliu-Buşoi, Doru Anghelache
Proceedings
SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Science and Technologies in Geology, Exploration And Mining
Publisher
STEF92 Technology
Year
2022
Pages
273-280
SWS Citekey
Vasilescu20223273280
ISSN
1314-2704
ISBN
978-619-7603-38-5
Language
en
Publication type
Conference Paper
Proceedings contents
Open official contents
Keywords
References7
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  3. W.W. Wood and J. Kirkwood, Diameter effect in condensed explosives. The relationship between velocity and radius of curvature of the detonation wave, J. Chem. Phys. Vol.22, No.11, pp.1920-1924, (1954). DOI: 10.1063/1.1739940

  4. M. Braithwaite, N. L. Allan, Thermodynamic representations for solid products in ideal detonation predictions,12th International Detonation Symposium, Wyndham San Diego at Emerald Plaza, California 92101, August 11 - 16th, (2002).

  5. M. Suceska, C.H.Y. Serene, A.How-Ghee Can the accuracy of BKW EOS be improved, 2014, 15th International Detonation Symposium, San Francisco, USA, July 13-18, Pages 1247-1256.

  6. L. E. Fried, W. M. Howard, P. C. Souers, Exp-6: A new equation of state library for high pressure thermochemistry, 12th Int. Detonation Symposium, San Diego, (2002).

  7. C.C.R.S, Rossi, L., Lorenzo-Filho, R., Guirardello, Gibbs free energy minimization for the calculation of chemical phase equilibrium using linear programming, Fluid Phase Equilibria, 278, 117-128, (2009). DOI: 10.1016/j.fluid.2009.01.007

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