briefing on systems engineering：在系统工程介绍

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1、SystemsEngineeringOverviewSeptember10,1999PresentedtotheTexasBoardofProfessionalEngineersKarlArunski,P.E.JamesMartinPhilBrown,P.E.DennisBuedeAgendaIntroductionWhatisSystemsEngineering?HistoryofSystemsEngineeringandINCOSEIsSystemsEngineeringaSeparateEngineeringDiscipline?FutureStepsBriefingtotheT

2、exasBoardofProfessionalEngineersWhatisSystemsEngineering?September10,1999WhatisaSystem?DefinitionofaSystem(NASASystemsEngineeringHandbook)Asystemisasetofinterrelatedcomponentswhichinteractwithoneanotherinanorganizedfashiontowardacommonpurpose.SystemcomponentsmaybequitediversePersonsandOrganizati

3、onsSoftwareandDataEquipmentandHardwareFacilitiesandMaterialsServicesandTechniquesSystemsEngineering&ComponentEngineeringScienceDetermineswhatIsComponentEngineeringDetermineswhatCanBeSystemsEngineeringDetermineswhatShouldBeSystemsEngineeringDefinitionofSystemsEngineering(NASASEHandbook)SystemsEng

4、ineeringisarobustapproachtothedesign,creation,andoperationofsystems.SystemsEngineeringconsistsofIdentificationandquantificationofsystemgoalsCreationofalternativesystemdesignconceptsPerformanceofdesigntradesSelectionandimplementationofthebestdesign(balancedandrobust)Verificationthatthedesignisact

5、uallybuiltandproperlyintegratedinaccordancewithspecificationsAssessmentofhowwellthesystemmeetsthegoalsWhatneedsarewetryingtofill?Whatiswrongwiththecurrentsituation?Istheneedclearlyarticulated?Whoaretheintendedusers?Howwilltheyuseourproducts?Howisthisdifferentfromthepresent?Whatspecificcapability

6、willweprovide?Towhatlevelofdetail?Areelementinterfaceswelldefined?Whatistheoverallplanofattack?Whatelementsmakeuptheoverallapproach?Arethesecomplete,logical,andconsistent?Whichelementsaddresswhichrequirements?Istheallocationappropriate?Arethereanyunnecessaryrequirements?Arethedetailscorrect?Doth

7、eymeettherequirements?Aretheinterfacessatisfied?Willthesolutionbesatisfactoryintermsofcostandschedule?Canwereuseexistingpieces?Whatisourevidenceofsuccess?Willthecustomerbehappy?Willtheusers’needsbemet?FocusofSystemsEngineeri