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1、附录AReality-drivenvirtualwheelloaderoperationAuthor1,Author2,Author3.AppliedThermalEngineering,2016,8(6):556-568.Abstract:Virtualprototyping(VP)toolsenableustoinvestigate,explore,andcommunicatetheperformanceandbehaviorofanevolvingproductandthusreducethenumberofphysicalprototypesneeded.Fi
2、niteelement(FE)andmultibodysimulation(MBS)toolsarefrequentlyusedforvirtualprototypinginmechanicalengineeringtoday.Thesetoolscaneffectivelysupporttheprocessofproblemidentification,conceptverification,anddetailedoptimization.TheindustrialuseofVPtoolscanbeenhancedbydevelopingmethodsthatsup
3、portsituatedmodeling,efficientsimulation,andvisualizationbasedonvirtualreality(VR)technology.InthispaperwehaveconcentratedonthedevelopmentofmethodsforinversemodelingandVRanimation.Themethodpresentedisillustratedbyasimulationandvisualizationofinternaldynamicforcesinawheelloaderwhenexcava
4、tinggranulatedmaterialsuchasgravelorseed.Keywords:Virtualprototyping,inversemodeling,FE,MBS,visualization1.IntroductionVirtualreality(VR)toolspossibilitiesforproductdevelopment,includingsimulation,skillstraining,andcommunicationwithdistributedcolleagues.VRtechnologytoinvestigateandexplo
5、reaproductbeforeitismanufactured.TheaimofVPistoreducethenumberofphysicalprototypesneededandthussavebothtimeandmoney.Finiteelement(FE)andmultibodysimulation(MBS)toolsarecommonlyusedforvirtualprototypinginmechanicalengineeringtoday.Thesetoolscanprovideeffectivesupportfortheprocessofverify
6、ingformulatedrequirements.Forexample,theycanbeusedtoevaluateandselectalternativesolutionsorasafinalcheckoroptimizationofasolutionconcept.TheuseofVPtoolsisevenmoreeffectiveiftheyaresupportedbyaninformationframeworkforhandlingtheinformationcreatedduringtheverificationprocess.Effectiveuseo
7、fVPtoolsrequiresintegrationofmethodsandmodels.Integrationcanbeachievedbyusingvarioustypesofframeworks,suchasproductlifecyclemanagement(PLM)systemsorextendedPLMsystems,inwhichsomemodelscansharedataorbeassociatedwitheachother,asinCAD-FEmodels.Anapproachtosucharesearchframeworkisd
