Experimentalstudyonpenetrationresponsesofthinconcretetargets

XuWei-fang; ZhangFang-ju; ChenYu-ze

doi:10.11883/1001-1455(2013)02-0169-06

Volume 33 Issue 2

Apr. 2014

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Article Navigation > Explosion And Shock Waves > 2013 > 33(2): 169-174

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XuWei-fang, ZhangFang-ju, ChenYu-ze, . Experimentalstudyonpenetrationresponsesofthinconcretetargets[J]. Explosion And Shock Waves, 2013, 33(2): 169-174. doi: 10.11883/1001-1455(2013)02-0169-06

Citation:

XuWei-fang, ZhangFang-ju, ChenYu-ze, . Experimentalstudyonpenetrationresponsesofthinconcretetargets[J]. Explosion And Shock Waves, 2013, 33(2): 169-174. doi: 10.11883/1001-1455(2013)02-0169-06

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Experimentalstudyonpenetrationresponsesofthinconcretetargets

doi: 10.11883/1001-1455(2013)02-0169-06

1.
Departmentof ModernMechanics,UniversityofScienceandTechnology,
2.
Hefei230027,Anhui,China;
3.
InstituteofStructuralMechanics,ChinaAcademyofEngineeringPhysics,

Funds:

NationalNaturalScienceFoundationofChina(11076023)

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Corresponding author: XuWei-fang
Publish Date: 2013-03-25

Abstract

Abstract

Penetrationexperimentswereconductedbylaunchinghemispherical-nosesolidsteelprojectilesintothinconcretetargets. Basedontheaboveexperiments,someproblemscorrelatedwiththe theoreticalmodelandnumericalmodelwerediscussed.Inthepenetrationexperiments,thestrain,the accelerationandthedeforminghistoryofthetargetsweremeasuredbystraingauges,accelerometers andahigh-peedcamera,respectively.Experimentalresultsshowthatthetargetboundariesaremain factorsaffectingthestresswavereflectionandthepenetrationresponsesinthetargets.Andthepenetrationcanbedividedintothefollowingthreestages: thestresswavepropagationmustbeconsidered intheinitialstage;thestresswavepropagationandthefragmentflyingarethemainresponsesinthe secondstage;andthestresswavepropagationdisappearsandthefragmentsflyingbecomesthemain responseinthethirdstage.
- mechanicsofexplosion,
- mechanicalmodel,
- penetration,
- concrete

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