Lateralrarefactionwaveeffectsonshockinitiation

ofheterogeneouscondensedexplosives

TAO Wei-jun; HUAN Shi; HUANG Feng-lei; JIANG Guo-ping

doi:10.11883/1001-1455(2011)04-0397-05

Volume 31 Issue 4

May 2014

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Article Navigation > Explosion And Shock Waves > 2011 > 31(4): 397-401

TAO Wei-jun, HUAN Shi, HUANG Feng-lei, JIANG Guo-ping. Lateralrarefactionwaveeffectsonshockinitiationofheterogeneouscondensedexplosives[J]. Explosion And Shock Waves, 2011, 31(4): 397-401. doi: 10.11883/1001-1455(2011)04-0397-05

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TAO Wei-jun, HUAN Shi, HUANG Feng-lei, JIANG Guo-ping. Lateralrarefactionwaveeffectsonshockinitiation ofheterogeneouscondensedexplosives[J]. Explosion And Shock Waves, 2011, 31(4): 397-401. doi: 10.11883/1001-1455(2011)04-0397-05

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Lateralrarefactionwaveeffectsonshockinitiation ofheterogeneouscondensedexplosives

doi: 10.11883/1001-1455(2011)04-0397-05

1.
EarthquakeEngineeringResearchTestCenter,GuangzhouUniversity,

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NationalNaturalScienceFoundationofChina(10972060)

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Corresponding author: TAO Wei-jun
Publish Date: 2011-07-25

Abstract

Abstract

PressedTNTexplosivewaschosentocarryout2-D Lagrangianexperiments.Therelied two2-Dcompositemanganin-constantan(CMC)LagrangiangaugesatthesameLagrangianposition. Andthetwogaugeswereplacedonandofftheaxis,respectively.ThepressureandradialdisplacementweremeasuredbytheCMCLagrangiangaugesembeddedbetweenindividualdiscsofexplosives. AndtheshockinitiationprocessofthepressedTNTwasanalyzedbyusingthe2-DreactiveflowLagrangiananalysis. AtthedifferentLagrangianpositions,somevariablesweregained,suchasparticle velocity,relativespecificvolume,specificinternalenergy,reactionrateandfrozensoundspeed.Resultsrevealtheeffectsoflateralrarefactionwavesonexplosivevariablesduringshockinitiation.
- mechanicsofexplosion,
- shockinitiation,
- Lagrangiananalysis,
- explosives

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