多学科系统级虚拟样机建模与仿真技术外文翻译中英文翻译外文文献翻译Word文档格式.docx
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多学科系统级虚拟样机建模与仿真技术外文翻译中英文翻译外文文献翻译Word文档格式.docx
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PRCtechnicaldepartmentarticleorigin:
MSC.Software
Thisarticleembarkedfromthecurrentproductdesignprocesstothemulti-disciplinaryunionsimulationdemand,hasanalyzedtheproductcoordinationdesigntothesimulationtechnologythreelevelsfunctiondemands,anddrewoutcurrentlyrealizesthemulti-disciplinaryintegratedsimulationgeneralmethod.Themulti-disciplinaryunionsimulationneedstocontrol,theorganization,thefiniteelementandsoonthedifferentsimulationenvironmentintegrationandthedataexchange,MSC.Softwareprovidedmostsystematicandtheintegritymulti-disciplinarycoordinationsimulationdevelopmentenvironment,thisarticleindetailintroducedMSC.TheSoftwaremulti-disciplinaryhypothesizedprototypemodelingandthesimulationsolution,andhasproducedtheconcreteexample.
1.multi-disciplinaryunionssimulationsdemand
Itiswellknown,themodernproductresearchanddevelopmentflowisthemulti-peopleteam,themulti-disciplinarydomaincoordinationdesignprocess.Inproductperformancehistory,regardlessofistheplanprincipledesign,thepartleveldetailedparameterspecificationdesign,allinvolvestomanydifferentsubsystemsandtherelateddisciplinedomain,thesesubsystemsallhavetheoneselfspecificfunctionandtheuniquedesignmethod,butbetweenvarioussubsystemsthenhasthecross-couplingfunction,composestheintegritytogetherthefunctionalsystem.
Chart1themodernproductprocessinvolvesmanysubsystemsandtherelateddisciplinedomain
Howdoestheeffectivecoordinatedeachsubsystemdesignteam'
swork,letbetweentheteamachieveinformationsharing,helpssupplyeachother,andguaranteesthesubsystemthedesignqualityandtheoverallperformance,therealizationproductdesigntrueintegrationharmoniouscooperationassimilation,thustheenhancementratedcapacity,savesthedesigncost,reducesthedevelopmentcycle,thisisanextremelyimportantquestion.
Inordertoachievetheabovegoal,wemustsatisfyfollowingthreelevelsthedemand:
First,hasvarioussubsystemsandvariousdisciplinesdomaineffectiveintegrationsimulationtool,thusguaranteesvarioussubsystemsthedesignstandardandthereliability:
Chart2variousdisciplinesdomaindifferentdesigntool
Second,canrealizebetweenvarioussimulationstoolseamlessintegrationandthedataexchange,realizesthemodelconformityundertheunificationoverheadconstruction;
Third,inordertocancoordinateandmanageeachdesignteam,aswellasmassdatawhichproducesinthedesignprocess,realizationresourcesoptimizationdisposition,butalsomusthavethesimulationdataandtheflowmanagementplatform,realizesvariousdisciplinesdomaintruecoordinationtoimitate.
2.multi-disciplinarycoordinationsimulationsgeneralrealizationmethod
Atpresentmoregeneralandthepopularrealizationmulti-disciplinaryintegrationsimulationmethodmainlyincludesfollowingthreekinds:
2.1unionssimulationstype(Co-Simulation)
Theunionsimulationtypeisatpresentisgeneral,alsousesmostonedataexchangeway,itsdataexchangeprinciplelikechart3shows,betweentwodifferentsimulationstoolspassesTCP/WayrealizationdataexchangeandtransferandsoonTCP/IP.
Chart3unionsimulation-likebasicprinciple
Afterbetweentwodifferentsimulationstoolsthroughtheunionsimulationwayestablishmentconnection,onecontainsthemodelmaytheresultwhichcalculatesowntransmitasthesysteminputinstructionforthemodelwhichanotheroneestablishes,thiskindofinstructionincludingthestrength,themomentofforce,theactuationandsoonthetypicalsignal,lattermodeltheresponsequantitywhichproducesinunderthisinstructionfunction,likedisplacement,speed,accelerationandsoon,alsomayfeedbackgivesformerthemodel,likethis,themodelinformationandthesimulationdatamayintwobetweendirectionaltransmissions.
Theunionsimulationwaymodelapplicationincludes:
Polysomedynamicsandcontrolsystem(forexamplevehiclecontrol),structureandairoperatedload(forexampleaeronauticaldynamicsanalysis),andsoon.Thisisonekindiseasiesttoestablishandtherealizationintegratedsimulationway,hasverystronggeneral,butlimitsliesinprocessestherigidsystemwithdifficulty,takesmanytothesystemresources,certainsituationpossiblespeedstobeslow.
2.2modelstransformationstype(ModelTransfer)
Modeltransformation-likeprinciplelikechart4shows.Itsmainprincipleistransformstoolmodelforthespecificformcontainsthemodelinformationthedatafile,foranothertoolinmodeltransfer,thusrealizationinformationinteractive.Thetypicaldataformatlikeusedinjustshootingthecouplinganalysisthemodalityneutraldocument(*.mnf),containedinthisdocumentuses[M],[K],[x]theresonanceoscillationmatrixrepresentationinformation;
Usesinthecontrolmechanismintegrationsimulationaswellasothersimulationsdynamiclinkstorehousedocuments(*.dll),inthisdocumentcontainsusesthevariableexpressionthefunctioninformation.
Chart4modeltransformation-likebasicprinciple
Themodeltransformation-likemodelapplicationincludes:
Thecontrol,thebatterysolutionandtheorganizationintegrationsimulation(forexampleairplanecontrolsurface),thefiniteelementandthepolysomeorganization(forexamplejustshotcouplingmechanicalsystem),andsoon.Thiswaycharacteristicliesinthesolutionspeedquickly,takesfewtothesystemresources,thestabilityisgood,afterandthemodelestablishmentisadvantageousfortherepetitionuse,butlimitsthenliesinneedstodefinethespecificdataformatthedocument,theversatilitymissesslightly.
2.3solutionsintegrationstype(SolverConvergence)
Thesolutionintegration-likebasicprinciplerealizesbetweentwodifferenttoolssolutioncodeintegrations,thusrealizesinanamongsimulationenvironmenttoanothersimulationtoolsolutiontransfer,likechart5shows.
Chart5solutionintegration-likebasicprinciple
Thesolutionintegration-likemodelapplicationincludes:
Hasmaterialnon-linearproblemtheandsoontheflexurelarge-scalestructuralmodel,hasflowssolidgeometrynon-linearproblemtheandsoonthecoupling,impactlarge-scalestructurequestion,andsoon.Thiswaysuperiorityliesinmayfacilitatetheeffectiveutilizationmanykindsofdisciplinesdomainthesolutiontechnology,isadvantageousfortheusertousetheexistingmodeldirectly,butlimitsliesinthemodelcertainfactorlikeunittypes,thefunctionformandsoonincertainsituationsneedstodefine,atthesametimethesoftwaredevelopmentandthepromotioncycleislong.
3.MSC.Softwaremulti-disciplinarycoordinationsimulationsolution
Inviewofmulti-disciplinarycoordinationsimulationthreelevelsdemands,MSC.Softwareprovidescurrentismostsystematicandtheintegritysolution.
First,MSC.SoftwareprovidesintegratedVPDmodelingsimulationenvironmentMSC.SimOffice.MSC.SimOfficecontainstheonewholesetcomprehensiveVPDtooltouseinsimulationsystemeachkindofperformance,thushighlyeffectiveestablishmentvarioussubsystemsmodel,appraisalsystemperformance.
Chart6integratesVPDsimulationenvironmentMSC.SimOffice
Next,MSC.BetweentheSimOfficevariousmembershastheseamlessintegratedability,mayrealizethedataexchangeandthemodelconformity,Establishmentintegrityintegratedhypothesizedprototype;
MSC.SimOfficehasthegloriousdevelopmenthistory,itsmembersallarerespectivedomainresideintheleadingstatusthesimulationtool,passedthemassiveengineeringprojectexamination,theknowledgeandtheexperienceunceasingaccumulation,hasthegreatlystrengthenedreliabilityandthestability.AtpresentMSC.BetweentheSimOfficevariousmembersmayfacilitatethroughthedifferentwayrealizationmodeldataalternately,thesolutionconformityandthecomputationprocesscoordination,atthesametimeMSCpositivedevelopmentwork,MSC.SimOfficevariousmemberstransplantandconformitytounifiedoverheadconstructionunder,inordertotheusermaycompleteallanalysesworkundertheunifiedcontactsurfaceenvironment.
Chart7MSC.SimOfficerealizesthecompletefunctionhypothesizedprototype
Oncemore,MSC.SimManageristheformidablesimulationflowandthedatamanagementplatform,providesthecoordinationandthemanagementfortheenterprisedesignsthepersonnel,thesimulationtool,themodeldataunifiedoverheadconstruction,therealizationresourcesoptimizationdisposesandcombines,enhancestheproductdevelopmentefficiency.
3.1MSC.SimOfficeintegrationsimulationway
Accordingtorealizestheintegratedsimulationthreegeneralmethodsrespectivesuperiorityandthecharacteristic,unifiesvarioussimulationstoolowncharacteristicandtheuse,MSC.BetweenSimOfficememberthroughdifferentwayrealizationconformity.
3.1.1MSC.EASY5andMSC.ADAMSintegrationway
AtpresentMSC.EASY5andMSC.ADAMStwobetweenintegrationmoreandmoreclose,theintegratedwaymoreandmoreisalsorich.MSC.EASY5andMSC.ADAMSmaythroughtheunionsimulationtype,themodeltransformationtypeandthesolutionintegrationtypethreewayscarriesonthecoordinationsimulation.
*Unionsimulationtype
-ByMSC.EASY5andMSC.ADAMSsolutionsolutionrespectivemodel;
-Step-by-stepsthegooddatacommunicationinthehypothesistime.
*Themodeltransformationtype(controlsysteminducts)
-MSC.EASY5establishesthecontrolandthemulti-disciplinarysysteminductMSC.ADAMS;
-MSC.TheEASY5modeltookasetofGSEequationjoinstoMSC.ADA
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