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1、ComponentMapGenerationofaGasTurbineUsingGeneticAlgorithmsInordertoestimatethepreciseperformanceoftheexistinggasturbineengine,thecomponentmapswithmorerealisticperformancecharacteristicsareneeded.BecausetheChangdukKongcomponentmapsaretheenginemanufacturersproprietyobt
2、ainedfromveryexpensivee-mail:cdgong@mail.chosun.ac.krexperimentaltests,theyarenotprovidedtothecustomers,generally.Therefore,becausetheengineers,whoareworkingtheperformancesimulation,havebeenmostlyrelyingonSeongheeKhocomponentmapsscaledfromthesimilarexistingmaps,thea
3、ccuracyoftheperformancee-mail:habari@paran.comanalysisusingthescaledmapsmayberelativelylowerthanthatusingtherealcompo-nentmaps.Therefore,acomponentmapgenerationmethodusingexperimentaldataandJayoungKithegeneticalgorithmsarenewlyproposedinthisstudy.Theenginetestunitto
4、beusede-mail:setgods@hotmail.comformapgenerationhasafreepowerturbinetypesmallturboshaftengine.Inordertogeneratetheperformancemapforcompressorofthisengine,afterobtainingengineDepartmentofAerospaceEngineering,performancedatathroughexperimentaltests,andthenthethirdorde
5、requations,whichChosunUniversity,haverelationshipswiththemassflowfunction,thepressureratio,andtheisentropic#375Seosuk-dong,Dong-gu,efficiencyastotheenginerotationalspeed,werederivedbyusingthegeneticalgorithms.Gwangju501-759,KoreaAsteady-stateperformanceanalysiswasperf
6、ormedwiththegeneratedmapsofthecompressorbythecommercialgasturbineperformanceanalysisprogramGASTURB(Kurzke,2001).Inordertoverifytheproposedscheme,theexperimentaldataforveri-ficationwerecomparedwithperformanceanalysisresultsusingtraditionalscaledcom-ponentmapsandperfor
7、manceanalysisresultsusingageneratedcompressormapbygeneticalgorithms(GAs).Incomparison,itwasfoundthattheanalysisresultsusingthegeneratedmapbyGAswerewellagreedwithexperimentaldata.Therefore,itwascon-firmedthatthecomponentmapscanbegeneratedfromtheexperimentaldatabyusing
8、GAsanditmaybeconsideredthatthemorerealisticcomponentmapscanbeobtainedifmorevariousconditionsandaccuratesensorswouldbeused.DOI:10.1115/1.2
