LU Yu-bin. InterfacialfrictioneffectinSHPBexperimentsofplastics[J]. Explosion And Shock Waves, 2012, 32(1): 15-22. doi: 10.11883/1001-1455(2012)01-0015-08
| Citation:
|
LU Yu-bin. InterfacialfrictioneffectinSHPBexperimentsofplastics[J]. Explosion And Shock Waves, 2012, 32(1): 15-22. doi: 10.11883/1001-1455(2012)01-0015-08
|
LU Yu-bin. InterfacialfrictioneffectinSHPBexperimentsofplastics[J]. Explosion And Shock Waves, 2012, 32(1): 15-22. doi: 10.11883/1001-1455(2012)01-0015-08
| Citation:
|
LU Yu-bin. InterfacialfrictioneffectinSHPBexperimentsofplastics[J]. Explosion And Shock Waves, 2012, 32(1): 15-22. doi: 10.11883/1001-1455(2012)01-0015-08
|
InterfacialfrictioneffectinSHPBexperimentsofplastics
More Information
- Corresponding author:
LU Yu-bin
- Publish Date:
2012-01-25
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Abstract
Abstract:AkineticinterfacefrictionmodelisproposedbasedonthekineticfrictiontestsbyMengto
describethevariationofkineticfrictioncoefficientwiththemaximumradialrelativevelocitybetween
theSHPBpolycarbonate(PC)specimenandsteelpressurebars.Thekineticinterfacefrictionmodel
andtheconstantfrictioncoefficientmodelareimplementedintothenumericalsimulationsofSHPB
tests.Itshowsthatusingdifferentinterfacialfrictionmodelshaslittleinfluenceonthetransitional
strainrate(intheorderof102s-1)obtainedfromthenumericalsimulationsofSHPBtestsonpolymerspecimens.
Whilethestrain-rateexceedsthetransitionalstrainrate,thisinfluenceisobvious,
anditisnecessarytousethekineticinterfacialfrictionmodel,ratherthantheconstantfrictioncoefficientmodelforobtainingmoreaccuratenumericalsimulationsofSHPBtestsonpolymerspecimens.
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