產(chǎn)品虛擬維修仿真過程層次化建模與重用技術(shù)研究及其應(yīng)用.pdf

1、浙江大學(xué)機(jī)械與能源工程學(xué)院碩士學(xué)位論文產(chǎn)品虛擬維修仿真過程層次化建模與重用技術(shù)研究及其應(yīng)用姓名：張玫申請學(xué)位級別：碩士專業(yè)：機(jī)械設(shè)計(jì)及理論指導(dǎo)教師：劉振宇20080601浙江大學(xué)碩士學(xué)位論文產(chǎn)品虛擬維修仿真過程層次化建模與重用技術(shù)研究及其應(yīng)用ABSTRACTTIlisdissertationpresentsatheoryandmethodofhierarchicalmodelingofproductvirtualmaintenances

2、imulationprocess，greatprogresshasbeenmadeintheresearchofreusetechnologyinthefieldofvirtualmaintenancesimulationprocessthroughhierarchicaldecompositionOnthebasisofthetheoreticalresearch，aproductvirtualmaintenancemanagemen

3、tandreusesystemisdeveloped，whichCansupportthedesignertomanagetheinformationanddatasetofvirmalmaintenancesimulationprocessItreachesagoodeffectofaccomplishingproductvirtualmaintenancedesignandsimulationinthevirtualenvironm

4、entthroughthereuseofsimilarmaintenanceprocessThedissertationisorganizedasfollows：Inthefirstchapterthedissertationintroducessomekeyenabledtechnologieswhichareusedinthevirtualmaintenance，andreviewsthehistoryandpresentstatu

5、sItpresentstheresearchpurposeandcontentofproductvirtualmaintenancesimulationprocessagainstthedeficiencyexistinginthevirtualmaintenanceInthesecondchapterthedissertationpresentsamethodofhierarchicaldecompositionofvirtualma

6、intenancesimulationprocessthroughcompareandanalysisoffieldmaintenanceandvirtualmaintenancearchitectureAlso，ItpresentsamethodofobjectbasedactionunitsassortmentaccordingtothecontactprocessandextentofvirtualmantotheobjectTh

7、en，analyzedthereusabilityofeveryhierarchytofindwhichhavereusevaluesIIlthethirdchapteramethodofdigraph—basedhierarchicalmodelingofproductvirtualmaintenancesimulationprocessispresentedtfthemaintenancehasenoughmaintenancere

8、sources，PEI盯chartiSusedforprocessmodelingandifthemaintenanceresourcesaredeficiencystochasticPetrinetiSusedFortheactionunitswhichcanreuse，thisdissertationgivesstandardizationexpressionbasedonobjectattributeandconstraintre

9、lationAfterthat，thedatastructureofmaintenanceprocessdatabaseiSdesignedtohelpforreuseofdatasetIntheforthchapterthedissertationresearchesthereuseprocessofvirtualmaintenancesimulationprocessAftersearchingsimilarvirtualmaint

10、enancesimulationprocessbasedonsearchingconstraintgroup，itcalculatesthesimilaritybetweentheoldandnewprocessAnalgorithmofsimilaritycalculationbasedonPERTchartstructureandattributepropertyispresentedAtlast，thesimilarprocess