Numericalsimulationsonmechanicalresponsesof

aluminumfoam-filledcylindricalshells

CHEN Cheng-jun; XIE Ruo-ze; ZHANG Fang-ju

doi:10.11883/1001-1455(2011)04-0361-06

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CHEN Cheng-jun, XIE Ruo-ze, ZHANG Fang-ju. Numericalsimulationsonmechanicalresponsesofaluminumfoam-filledcylindricalshells[J]. Explosion And Shock Waves, 2011, 31(4): 361-366. doi: 10.11883/1001-1455(2011)04-0361-06

Citation:

CHEN Cheng-jun, XIE Ruo-ze, ZHANG Fang-ju. Numericalsimulationsonmechanicalresponsesof aluminumfoam-filledcylindricalshells[J]. Explosion And Shock Waves, 2011, 31(4): 361-366. doi: 10.11883/1001-1455(2011)04-0361-06

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Numericalsimulationsonmechanicalresponsesof aluminumfoam-filledcylindricalshells

doi: 10.11883/1001-1455(2011)04-0361-06

1.
InstituteofStructuralMechanics,ChinaAcademyofEngineeringPhysics,

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Corresponding author: CHEN Cheng-jun
Publish Date: 2011-07-25

Abstract

Abstract

Aimedatthedifficultyinthetheoreticalanalysisonthemechanicalbehaviorsofaluminum foam-filledcylindricalshellsduetothecomplicatedeformationpatternsofaluminum foamsand shells,theBilkhu/Duboiscrushablefoam modelwasanalyzedandthenusedtodescribethemacroscopicmechanicalbehaviorsofaluminumfoam, randomgeometricimperfectionswereusedtodepict thepotentialimperfectionsofthecylindricalshell,andthestaticanddynamicmechanicalresponsesof thealuminumfoam-filledcylindricalshellsweresimulatedbyFEM.Thenumericalsimulationsarein goodagreementwiththeexperimentaldata.ItshowsthattheBuilhu/Duboiscrushablemodelcanbe usedtodescribethemechanicalbehaviorsofaluminumfoamundercomplexstressesandthenumerical simulationmethodsusedarereasonable.
- solidmechanics,
- mechanicalbehavior,
- Bilkhu/Duboiscrushablefoam model,
- aluminum foam-filledcylindricalshell