基于知识面向环境的产品全生命周期模型

:1004-132Ò(2003)04-0295-05:,,,,:;;;TQCSEK:TP393:A:20010702:(2001BA201A06);(025111055)1,,1TQCS,[13],TQCSEK(2),,E(environment),,,,5R[2]K(knowledge),1TQCSE5K,,,,,,,592©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(),;,,,,[4](),,ISO9001(4.4.3),,,,,,23(),,,,,,,,,,,,,,,,,,,,,[5]69214420032©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[6]34,,,,,,,45,,,,,,792©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:[1]DoveD.KnowledgeManagement,ResponseAbility,andtheAgileEnterprise.JournalofKnowledgeManagement.1999(3):116[2].:[].:,2001[3],,..:,1995[4]IshiiK,EubanksFC,MarksM.EvaluationMe2thodologyforPost-manufacturingIssuesinLife-cycleDesign.ConcurrentEngineering:ResearchandApplications.1993,1(1):6168[5]..,1996,7(6):3641[6]..,1998,9(12):12():,(200092)(KBE)2240:1004-132Ò(2003)04-0299-03:,,,,BDSKLBDSKL,,;:;;;:TG386:A,,30,,CAD[1],,[27],:20010725:(015111004)1,,,,:();;,;,992©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:numericalsimulationdeepdrawingcontrolofthevariableblankholdingforcesheetmetalformingStudayonRotaryUltrasonicMachiningToolDaiXiangguo(TsinghuaUniversity,Beijing,China)FuShuigenWangXiankuip2892292Abstract:Anewrotaryultrasonicmachiningtoolisintroduced.Awiseultrasonicpowerisstudiedwithabilityofroughandrefinedfrequencytrackingandatwo-positioningstructureisfirstlypresentedandcarriedout.Theexperimentsshowthatthetoolworkswellandhassatisfiedeffectsonmachininghardandbrittlematerials.Keywords:rotaryultrasonicmachiningfrequencytrackingtwo-positioningsystemmachiningefficiencyTheOptimizationDesignCombiningGraphandRegressionAnaysisMethodLinLin(HarbinInstituteofTechnology,Harbin,China)ZhongShishengWangZhixingTaoLiyanp2922294Abstract:Inordertorealizeoptimizationdesignofasystemwhosemathematicalmodelisdifficulttoestablish,anoptimizationdesignapproachcombininggraphmethodandregressionanalysismethodisputforwardinthispaper.Ingraphmethod,theinputdataofthesystemwasdiscretiged,andthesystemmodelwasobtainedbygraph.Thesystemmodelparametersarefoundbytheleastsquarealgorithm,andtheregressionanalysisisadoptedtoevaluateandmodifythemodelsothattheaccuracyofthemodelisassured.Theframeschemedesignoflarge-scalehydraulicgeneratoradoptedthisapproach,theresultsshowthatthestructureparameterscouldbeoptimizedbydesigncriterion.Keywords:CIMSgraphmethodregressionanalysismethodoptimizationdesignKnowledge-basedEnvironment-orientedModelofProductLifecycleLiAiping(TongjiUniversity,Shanghai,China)p2952299Abstract:Fromtheperspectiveofproductlifecycle,theproductmodelsarebuildineachstageoftheproductfromdesign,manufacturing,utilizingtorecycling.Comparedwithtraditionalproductdevelopmentmodels,thesenewmodelsincludeallfactorsfromproducts’conceptualdesigntotheirrecyclingandinterrelationamongthesefactors.Besides,knowledgeisplacedintothismodelandillustratedtheknowledgerecyclingprocessofthevalue-addedchainoftheproduct.Keywords:knowledgeproductlifecyclemodelTQCSEKStudyonKnowledgeRepresentationandProcessingofStructureDesignforBlankingDieZhaoZhen(ShanghaiJiaotongUniversity,Shanghai,China)LShijunPengYinghongRuanXueyup2992301Abstract:Inthispaper,accordingtothecharacteristicsofstructuredesignforablankingdie,thebasicprincipleofknowledge-drivenstructuredesignforblankingdiewasproposed.Thehybridknowledgerepresentationmethod,whichwasbasedonproceduremethodandcombinedwithframeandrule,wasestablished.Andaspecialknowledgedescriptionlanguage:BlankingDieSystemKnowledgeLanguage(BDSKL)wasintroducedaswell.BasedonBDSKL,theknowledgebaseforstructuredesignwasconstructedtofullydescribethedesignstrategyandmodelingmethodfordieparts.Atthesametime,thekeytechnologiessuchasgeometry-basedknowledgeprocessinganditssolutionswereintroducedaswell.Keywords:blankingdiestructuredesignknowledgerepresentationknowledgeprocessingResearchontheTechnologyofEnterpriseDocumentInformationIntegrationandReuseBasedonInformationStructureModelWangKeming(TsinghuaUniversity,Beijing,China)XiongGuanglengXieJinchongFanWenhuip3022305Abstract:Theenterprisedocumentstandardizationhasbeenanoverttrend.Thispaperanalyzessomeshortagesofcurrentdocumentmanagementmethods,thenpresentsanewenterprisedocumentinformationmanagementtechnologybasedoninformationstructuremodel,whichcanprovideanewmechanismtoimplementthedocumentinformation’sdetailintegrationandreuse.Italsodescribesthearchitecturefordocumentmanagementsystemaswella