XinZhenyang, WangYue, MiaoWencheng, ChenHuahui. Parametric modeling of particle reinforced metal matrix composites[J]. Journal of Mining Science and Technology, 2020, 5(1): 86-95.
| Citation:
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XinZhenyang, WangYue, MiaoWencheng, ChenHuahui. Parametric modeling of particle reinforced metal matrix composites[J]. Journal of Mining Science and Technology, 2020, 5(1): 86-95.
|
XinZhenyang, WangYue, MiaoWencheng, ChenHuahui. Parametric modeling of particle reinforced metal matrix composites[J]. Journal of Mining Science and Technology, 2020, 5(1): 86-95.
| Citation:
|
XinZhenyang, WangYue, MiaoWencheng, ChenHuahui. Parametric modeling of particle reinforced metal matrix composites[J]. Journal of Mining Science and Technology, 2020, 5(1): 86-95.
|
Parametric modeling of particle reinforced metal matrix composites
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SchoolofMechanicalElectronic&InformationEngineering,ChinaUniversityofMining&Technology-Beijing,Beijing100083,China
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Abstract
Particlereinforcedmetalmatrixcompositeshavecomplexmeso-structure.Theconstructionof itsgeometricmodelisachallengingworkintheresearchofitsmechanicalproperties.ThroughthePythonlanguageinterfaceoftheABAQUSsoftware,theparametricmodelingofthecomplexmesoscopic modelofparticlereinforcedmetalmatrixcompositeswasrealizedandencapsulatedintoaplug-in.The plug-incanconstructtheaxisymmetricunitcellmodel,thethree-dimensionalperiodicunitcellmodel andtherandomlydistributedrepresentativevolumeelementmodel.Theeffectofzirconiatoughenedaluminaparticles(ZTA)onthemechanicalpropertiesofzirconiatoughenedaluminaparticlesreinforcedironmatrixcomposites(ZTAp/Fe45)wasanalyzed.Theresultsshowsthatthestrengtheningeffectofirregularpolyhedralparticlesontheelasticmodulusofthecompositeswasgreaterthanthatofspherical particles.However,theirregularmorphologyofZTAresultedinmorestressconcentrationinthecomposites.WiththeincreaseofZTAparticlevolumefraction,theelasticmodulusofZTAp/Fe45composites
showsanupwardtrend,whichindicatesthattheelasticpropertiesofcompositescanbeeffectivelyimprovedbyaddingreinforcedparticles.Inthecaseoflowinterfacialmodulus,theimprovementofinterfacialbondingpropertiescansignificantlyimprovetheelasticmodulusofcomposites.Aftertheinterfacial modulusreachesthematrixmodulus,theeffectofincreasinginterfacialmodulusontheelasticmodulus ofcompositesgraduallyslowsdown.
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References
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Proportional views
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