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1、EuropeanJournalofMechanicsA/Solids29(2010)484e495ContentslistsavailableatScienceDirectEuropeanJournalofMechanicsA/Solidsjournalhomepage:www.elsevier.com/locate/ejmsolAlarge-scalefiniteelementpoint-connectormodelforself-piercingrivetconnectionsa,b,d,*a,ea,ca,bA.G.Hanssen,L.Olovsson
2、,R.Porcaro,M.LangsethaStructuralImpactLaboratory(SIMLab),CentreforResearch-basedInnovation,NorwegianUniversityofScienceandTechnology,Rich.Birkelandsvei1a,N-7491Trondheim,NorwaybDepartmentofStructuralEngineering,NorwegianUniversityofScienceandTechnology,Rich.Birkelandsvei1a,N-7491
3、Trondheim,NorwaycSINTEFMaterialsandChemistry,N-7465Trondheim,NorwaydIMPETUSAfeaAS,Strandgaten32,N-4400Flekkefjord,NorwayeIMPETUSAfeaAB,Sördalavägen22,SE-14160Huddinge,SwedenarticleinfoabstractArticlehistory:Anewresultant-basedpoint-connectormodelhasbeendevelopedforusewithlarge-sc
4、alefiniteelementReceived26November2009crashsimulationsfornon-linearexplicitfiniteelementanalysis.ThenatureofthemodelhasbeenbasedAccepted24February2010ontheobservedphysicalfailurebehaviourofaself-piercingrivetconnectingtwoaluminiumsheets.TheAvailableonline3March2010modelisabletodesc
5、ribethecompleteforce-deformationbehaviouroftheSPRconnectionfrominitialloadinguntilfailure.ThepapergivesanoverviewoftheanalyticalbackgroundofthemodelandshowsKeywords:howthemodelparameterscanbeidentifiedfromexperimentsusingareverseengineeringapproach.FiniteelementÓ2010ElsevierMasson
6、SAS.Allrightsreserved.Point-connector1.Introductiondiscreteelements,beamelementsandbrickelementsfortheconnector.ThismeansthatamanufacturermustdotheexhaustingTherecentautomotiveintegrationoftheself-piercingrivetingworkofvalidatingseveralmodellingapproachesbeforeselecting(SPR)proce
7、ssforbody-in-white(BIW)assemblyrequiresdocu-themostappropriateoneforSPRconnectors.Moreover,thephys-mentation,proceduresandtoolsforstructuraldesign.Thepeer-icalmechanismsduringfailureofaSPRconnectionarecomplexreviewliteratureshowsrecentstudiesontheeconomicsoftheSPRanddependentonlo
8、addirection,propertiesoftheconnectedjoin
