Electricalresistivitymodelformetal

KanMing-xian; WangGang-hua; ZhaoHai-long; XieLong

doi:10.11883/1001-1455(2013)03-0282-05

Volume 33 Issue 3

Mar. 2014

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Citation:

KanMing-xian, WangGang-hua, ZhaoHai-long, XieLong. Electricalresistivitymodelformetal[J]. Explosion And Shock Waves, 2013, 33(3): 282-286. doi: 10.11883/1001-1455(2013)03-0282-05

Citation:

KanMing-xian, WangGang-hua, ZhaoHai-long, XieLong. Electricalresistivitymodelformetal[J]. Explosion And Shock Waves, 2013, 33(3): 282-286. doi: 10.11883/1001-1455(2013)03-0282-05

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Electricalresistivitymodelformetal

doi: 10.11883/1001-1455(2013)03-0282-05

1.
InstituteofFluidPhysics,ChinaAcademyofEngineeringPhysics,

Funds:

NationalNaturalScienceFoundationofChina(11172277)

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Corresponding author: KanMing-xian
Publish Date: 2013-05-25

Abstract

Abstract

WemodifytheinaccurateformulasusedinBurgesssresistivitymodel(BRM)andhisalgorithmflow, andcalculatetheelectricalresistivityofthemetalsaluminum,copper,tungsten,stainlesssteel, goldandsilver.ThecalculatedresultsareconsistentwiththeonesbyBurgess.Amagnetohydrodynamicmodelisproposedtosimulatethemagnetically- acceleratedflyerplateexperimentperformedontheZmachineatSandiaNationalLaboratories. Thecomputedfree-surfacevelocitiesofthe flyerplateswithBRMdonotagreewellwiththeexperimentalrecordsbyVISAR.Astheliquidreachesthevaporizationpoint, theliquidbecomesthegas-liquidmixture,sothegas-liquidmixtureresistivitymodel( GLMRM)shouldbeusedinthetemperaturerangefromthevaporizationpointtothe criticaltemperatureandthegasphaseresistivitymodelisnotappropriateinthistemperatureregion. Thesimulatedfree-surfacevelocitiesoftheflyerplatewithGLMRMcoincidewiththeexperimental resultsandthesimulationresultsbyALEGRAcode.
- mechanicsofexplosion,
- electricalresistivityofmetal,
- modifiedBurgesssresistivitymodel,
- magnetically-acceleratedflyerplates

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