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1、AnAdaptationApproachforGasTurbineDesign-PointPerformanceSimulationAccuratesimulationandunderstandingofgasturbineperformanceisveryusefulforgasturbineusers.Suchasimulationandperformanceanalysismuststartfromadesignpoint.Whensomeoftheenginecomponentparamet
2、ersforanexistingenginearenotavailable,theymustbeestimatedinorderthattheperformanceanalysiscanbecarriedY.G.Liout.However,theinitiallysimulateddesign-pointperformanceoftheengineusingesti-matedenginecomponentparametersmaygivearesultthatisdifferentfromthea
3、ctualP.Pilidismeasuredperformance.Thisdifferencemaybereducedwithbetterestimationoftheseunknowncomponentparameters.However,thiscanbecomeadifficulttaskforperfor-SchoolofEngineering,manceengineers,letalonethosewithoutenoughengineperformanceknowledgeandCran
4、fieldUniversity,experience,whenthenumberofdesign-pointcomponentparametersandthenumberofBedfordMK430AL,UKmeasurable/targetperformanceparametersbecomelarge.Inthispaper,agasturbinedesign-pointperformanceadaptationapproachhasbeendevelopedtobestestimatetheun
5、knowndesign-pointcomponentparametersandmatchtheavailabledesign-pointen-M.A.Newbyginemeasurable/targetperformance.Intheapproach,theinitiallyunknowncomponentManxElectricityAuthority,parametersmaybecompressorpressureratiosandefficiencies,turbineentrytemper
6、a-IsleofMan,UKture,turbineefficiencies,airmassflowrate,coolingflows,bypassratio,etc.Theenginetarget(measurable)performanceparametersmaybethrustandspecificfuelconsumptionforaeroengines,shaftpowerandthermalefficiencyforindustrialengines,gaspathpressuresandtem
7、peratures,etc.Toselect,initially,thedesignpointcomponentparam-eters,abarcharthasbeenusedtoanalyzethesensitivityoftheenginetargetperfor-manceparameterstothedesign-pointcomponentparameters.Thedevelopedadaptationapproachhasbeenappliedtoadesign-pointperfor
8、mancematchingproblemofanin-dustrialgasturbineengineGELM2500+operatinginManxElectricityAuthority(MEA),UK.Theapplicationshowsthattheadaptationapproachisveryeffectiveandfasttoproduceasetofdesign-pointcomponentparametersofamodelenginethatma