Mesodeformationcharacteristicsanalysisofaluminumfoamunderimpact

YANG Bao; TANG Li-qun; LIU Yi-ping; HUANG Xiao-qing

doi:10.11883/1001-1455(2012)04-0399-05

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YANG Bao, TANG Li-qun, LIU Yi-ping, HUANG Xiao-qing, . Mesodeformationcharacteristicsanalysisofaluminumfoamunderimpact[J]. Explosion And Shock Waves, 2012, 32(4): 399-403. doi: 10.11883/1001-1455(2012)04-0399-05

Citation:

YANG Bao, TANG Li-qun, LIU Yi-ping, HUANG Xiao-qing, . Mesodeformationcharacteristicsanalysisofaluminumfoamunderimpact[J]. Explosion And Shock Waves, 2012, 32(4): 399-403. doi: 10.11883/1001-1455(2012)04-0399-05

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Mesodeformationcharacteristicsanalysisofaluminumfoamunderimpact

doi: 10.11883/1001-1455(2012)04-0399-05

1.
StateKeyLaboratoryofSubtropicalBuildingScience,

Funds:

NationalNaturalScienceFoundationofChina(10872070,90916026)

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Corresponding author: TANG Li-qun
Publish Date: 2012-07-25

Abstract

Abstract

ThemesodeformationofthealuminumfoamspecimensimpactedbySHPBwassynchronouslycapturedbyusingahigh- speedcamera.Andthestraindistributionandfailuremodesofthe specimenswereanalyzed.Theinvestigationshowsthatthestraindistributioninthealuminumfoam specimensisnotuniform,thestrainsandstrainratesnearthetwoendsofthespecimensaremuch greaterthanthoseinthemiddleportionofthespecimens,whichmeansthattheassumptionofuniformdeformationofspecimensinSHPBtestcannotbestrictlysatisfiedforaluminumfoam. Therefore, somemodificationindataprocessingshouldbedoneintheSHPBtestsonaluminumfoam.
- solidmechanics,
- uniformofmesodeformation,
- high-speedcamera,
- closed-cellaluminum foam,
- SHPB