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1、Workshop2MaterialandSectionProperties:PumpModelIntroductionInthisworkshopyouwillusetheABAQUS/CAEPropertymoduletodefinethematerialandsectionpropertiesofthecomponentsinthepumpassembly.Thegasketwillbedefinedusinggasketmaterialproperties.Allothercomponents(pumphousing,cover,andbolts)areassumedtoposs

2、essthepropertiesofsteel・DefiningalinearelasticmaterialandsolidsectionpropertiesFollowthestepsoutlinedbelowtocompletethesteelpropertyandsectionassignmentsforthepumpcomponents・Notethattheunitsusedinthismodelarein,lb,andpsi.1•StartanewsessionofABAQUS/CAEfromthedirectorycontainingthepumpassemblymode

3、l.2.Fromthemainmenubar,selectFileTOpentoopenthemodeldatabasefilePumpAssy•cae.3.SwitchtothePropertymodule.4.FromtheModellistlocatedunderthetoolbar,selectpump_ribstoaccessthepump_ribsmodel.5.Fromthemainmenubar,selectMaterial->CreatetocreatealinearelasticmaterialnamedSteel.SpecifyaYounglmodulusof30

4、.E6psiandaPoisson，sratioof0•3.6.Fromthemainmenubar,selectSectionCreatetocreateahomogeneoussolidsectionnamedsteelSectionthatreferstothematerialnamedStee1.7.Fromthemainmenubar,selectAssign->SectiontoassignthesectionnamedSteelSectiontothepartsnamedcover,n_bolts,andPUMP-1.Tip：Youwillneedtomakethesec

5、tionassignmentsindividually;selectthedifferentpartsbychoosingthemfromthePartpull-downlist.DefiningthegasketmaterialandsectionpropertiesThetypicalspecificationofgasketmaterialpropertiesinABAQUSinvolvesatabularrepresentationofthepressureversusclosurerelationshipinthethicknessdirectionofthegasket.T

6、hepressureversusclosuremodelsavailableinABAQUSallowthemodelingofverycomplexgasketbehaviors,includingnonlinearelasticity,permanentplasticdeformation,andloading/unloadingalongdifferentpaths・Thesebehaviorsareusuallycalibratedfromtestdata.Adetaileddiscussionofgasketmaterialbehavior,however,isbeyondt

7、hescopeofthiscourse.Foryourconvenience(andtomaketheanalysisrealistic)thegasketpropertiesaredefinedinascriptthatyouwillreaddirectlyintoABAQUS/CAE・1.Fromthemainmenubar,selectFileTRunScript.Copyright2003ABAQUS,Inc.TheRunScriptd