简介：EngineeringChange(EC)managementforaProductLifecycleManagement(PLM)system,includingECdatamodel,ECevaluationandECimplementationispresented.AmethodofdynamicandparallelECevaluationisproposed,whichbreaksanECevaluationtaskintoseveralsubtasks.Suchsubtaskscanbedynamicallyandsimultaneouslyproceeded,disassembledandcommunicatedbydifferentspecialists,andatthesametimeasetofECobjectsiscreated.ThisapproachprovidesflexibleandeffectiveevaluationoftheEC.TheECimplementationfollowedwillfurtherensurethecompletenessandconsistencyofECdata.

简介：Overlastfewyears,webservices,Java2andXMLhaveprovidedthecheapermeansfortradingpartnerstomakeuseofEDI.ItisnowpossibletosharedatawithlessrelianceonexpensivededicatedEDInetworks.ThesecondcomestherealizationthatProductDefinitioncanbereusedbyvirtuallyallbusinessprocessesdownstream.Thishasmadecollaborativeproductdevelopmentapracticalreality.ThesetechnologieshaveenabledeffectiveimplementationofProductLifecycleManagement(PLM)Solutions.ThispaperpresentsaliteraturereviewaboutPLMsolutions,lookingatitsdefinitions,throughtoitsneedandscopeofapplications.Italsopresentsthemostgenerallyenvisagedarchitecture,explainingastohowitmaybelookedatandwhatitisexpectedtodeliver.AttheenditexaminesthemarkettrendandrevenuegrowthoverrecentyearsincludingfuturetrendsforthemostprominentvendorspitchedinthefieldofPLMsolutions.