Numericalsimulationofreinforcedconcretestructurebasedon

separateelementandcommonnodemode

YU De-yun; YANG Jun; CHEN Da-yong; YANG Zhong-hua

doi:10.11883/1001-1455(2011)04-0349-06

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YU De-yun, YANG Jun, CHEN Da-yong, YANG Zhong-hua. Numericalsimulationofreinforcedconcretestructurebasedonseparateelementandcommonnodemode[J]. Explosion And Shock Waves, 2011, 31(4): 349-354. doi: 10.11883/1001-1455(2011)04-0349-06

Citation:

YU De-yun, YANG Jun, CHEN Da-yong, YANG Zhong-hua. Numericalsimulationofreinforcedconcretestructurebasedon separateelementandcommonnodemode[J]. Explosion And Shock Waves, 2011, 31(4): 349-354. doi: 10.11883/1001-1455(2011)04-0349-06

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Numericalsimulationofreinforcedconcretestructurebasedon separateelementandcommonnodemode

doi: 10.11883/1001-1455(2011)04-0349-06

1.
StateKeyLaboratoryofExplosionScienceandTechnology,

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Corresponding author: YU De-yun
Publish Date: 2011-07-25

Abstract

Abstract

Thedifferencesoftheload-bearingstateandtheintensitywereconsideredbetweensteeland concretewhileastructurecollapsing.Acommonnodeseparatemodelwasadoptedtosimulatethe collapseprocessofareinforcedconcretestructurebyusingthefiniteelementanalysissoftwareANSYS/ LS-DYNA.Aseriesofanalysiswerecarriedoutforthefailureprocessesofthesteelandconcreteelementsinsideandoutsidethesteel- reinforcedconcretesupportpillars.Andthesimulatedresultswerecomparedwiththeactualblastingresults. Itisshownthatthecommonnodeseparatemodelcandescribetheloadfailuredifferencesbetweensteelandconcreteinthecollapseprocessofthere nforcedconcretestructures.Anditisfeasiblethatthecommonnodeseparatemodelisusedtosimulatethecollapseprocessofthereinforcedconcretestructures
- mechanicsofexplosion,
- blastingdemolition,
- commonnodeseparatemodel,
- reinforced concretestructure