Equationsofstateforoverdriven-detonationproducts

ofJB-9014explosive

CHEN Jun; ZENG Dai-peng; SUN Cheng-wei; ZHANG Zhen-yu; TAND uo-wang

doi:10.11883/1001-1455(2010)06-0583-05

Volume 30 Issue 6

May 2014

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Article Navigation > Explosion And Shock Waves > 2010 > 30(6): 583-587

Du Hong-mian, He Zhi-wen, Ma Tie-hua. Frequency domain characteristic of secondary instrument in the shock overpressure measurement system[J]. Explosion And Shock Waves, 2015, 35(2): 261-266. doi: 10.11883/1001-1455(2015)02-0261-06

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CHEN Jun, ZENG Dai-peng, SUN Cheng-wei, ZHANG Zhen-yu, TAND uo-wang. Equationsofstateforoverdriven-detonationproducts ofJB-9014explosive[J]. Explosion And Shock Waves, 2010, 30(6): 583-587. doi: 10.11883/1001-1455(2010)06-0583-05

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Equationsofstateforoverdriven-detonationproducts ofJB-9014explosive

doi: 10.11883/1001-1455(2010)06-0583-05

1.
InstituteofFluidPhysics,ChinaAcademyofEngineeringPhysics,
2.
Mianyang 621900,Sichuan,China;

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BureauofScience,TechnologyandIndustryforNationalDefenceofChina(B1520110002)

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Corresponding author: CHEN Jun
Publish Date: 2010-11-25

Abstract

Abstract

BasedonPKTangsopinionthatonlythehigh-pressuretermofJones-Wilkins-Leeequationofstate( JWLEOS)neededtobemodifiedwhenusedforoverdrivendetonation,themodified termoftheinternalenergyisentropiccurvewaspresentedandthemodifiedtermofthepressureisentropiccurvewasobtainedfromthedifferential ormoftheinternalenergyisentropiccurvebyapplying thefirstlawofthermodynamics.AndthreemodifiedJWLequationsofstateforoverdrivendetonation productsofJB-9014explosiveweregainedbyfittingsimultaneouslytheshockHugoniotpressureand soundvelocitydata.Resultsshowthat,themodifiedtermsgainedinthispapercanmodelHugoniot dataforoverdrivendetonationreasonablyaswellasPKTangs,andtheprecisionisalittleworseout oftherangeofexperimentaldata
- mechanicsofexplosion,
- equationofstate,
- overdrivendetonation,
- explosive

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