2004 preliminary gas turbine design using the multidisplinary design system mdpeds

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1、PreliminaryGasTurbineDesign1UsingtheMultidisciplinaryP.JeschkeJ.KurzkeDesignSystemMOPEDSR.SchaberAprototypepreliminarydesigntaskforgasturbinesissetuptooutlinethefourmajorrequirementsapreliminarydesignprogrammusttypicallymeet:assessmentofallmajorC.Rieglerenginecomponentsandtheirinterrelations;inc

2、lusionofallrelevantdisciplines;design-ingoverseveraloperatingpoints;andmodel®delityzoomingatleastforindividualMTUAeroEnginesGmbH,components.Itisdescribedhowthe``MOdularPerformanceandEngineDesignSystem''DachauerStr.665,(MOPEDS)ÐMTUAeroEngines'softwarepackageforthepreliminarydesignofairborne80995M

3、unich,GermanyandstationarygasturbinesÐful®llstheserequirements.Theprogramstructure,thegraphicaluserinterface,andthephysicalmodelsarebrie¯ypresented.Atypicaldesignexampleiscarriedoutemphasizingthenecessityforanumericalprocedureto®ndasolutiontothemanyvariablesandconstraintsthatthedesignproblemcomp

4、rises.Finally,somedominatingmultidisciplinaryeffectsarediscussed.@DOI:10.1115/1.1639009#Introductionandtheoverallengine.Throughoutthelonglastingdetailedde-signphasetheoverallenginebehaviorismonitoredthereby.Duringthepreliminarydesignphaseofgasturbinesthemain``Model®delityzooming''i.e.,theapplica

5、tionofmodelsofdif-parametersare®xed.These,inreturn,®xmostoftherisksandferentdegreesofdetail,isthefourthmajorfeatureofMOPEDS.®nancialresourcesassociatedwiththedevelopment,manufacture,Representativeforseveralknownmultidisciplinaryengineandoperationoftheengineunderconcern.Thepreliminaryde-simulatio

6、nsystems,thepopularNumericalPropulsionSystemsignprocessmustincontrasttothatbecarriedoutveryquicklysoSimulationNPSS@1#,shallbementioned.NPSSismadetomodelthatenginesuppliersareabletoevaluatenumerousconceptswithallenginecomponentswithseveraldisciplinesandthefullrangerespecttothemarketrequirementsat

7、agivenshorttime.Thisofmodel®delitiesasisshowninFig.1.OneofthestrengthsofbringsuptheneedforanadequatesoftwaretoolthataccuratelyNPSSistheabilitytoincludehighest®delitymethodssuchasandquicklyguidesthedesignerthroughtheprelimina