负荷与燃尽风对NO影响的数值模拟

©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:2008-12-10:(1972-),,,1:1001-2060(2009)03-0326-06NO,,,(,071003):NO,1025t/h,,NONO,,,,NO,100%80%,NO;100%,O2CO;80%,:;;;;:TQ038.1:ANONONO,NO(OFA)NO[12],NO,NO,NO,NO,,NON,NO[36],NO[79],NO,NO,300MW,NO,11025t/h,,,,1,14059mm,5Rp,1,,1,80%100%11191115,,10%24320095JOURNALOFENGINEERINGFORTHERMALENERGYANDPOWERVol124,No13May1,2009©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1),N,NHi(2),HCNNHi(3),NHiNO(4),N2NO(5),NO678CHi,NHi,N23NO3,NONONONONO,:NONO,NONONO,21380%100%,,4:1100%,2100%;380%;480%13,,24133311NO,4(H),,,,,4m,,,,,7233,:NO©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[2],NO,,,,480%100%4,80%;80%100%3470K,,,,,480%,,;,,,12345.57%4.8%8162%612%,3,3,,,3431256,(CO2),100%80%,26m,,,56,,,100%,,,1.19%,80%,,1.05%100%5100%680%7100%CO8232009©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(Cco),CO100%,CO80%,880%CO313NO,NO910,100%80%,NO,,NO34,NONO75%4NO2(430mg/m3),4(409mg/m3),3(332mg/m3),1(326mg/m3);NO2(116mg/m3),1(114mg/m3),4(83mg/m3),3(40mg/m3)9100%NO31311NO910NO18m,NO,NO18m,1400K4NO,1400K,NO41923m,,NO,,NONO,23m,,NONO,,NO,NONO,23m,NO,,NO,NO,NO,NO23m,,NO,4m,,NO,NO9100%,NO100%,,4;80%,,10NO,,NO55%1080%NO31312NO910NONO9233,:NO©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(18m)(1828m)(28m)3,NO,NO,,NO,:NO;NONONN,NO,1111,A(),D(),,N,,,,,,56,NO,NO,,N,,N,NO56910:,100%,NO,,NN,,NN,NC,,N,N,NO,NO11100%,NO,100%24%,80%18.7%100%NO,NO,NO,NO,NO,NO,3.4NO,2NO,3(80%),NO,80%,NO5.5%,,,2,,,0332009©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:(1),4m(2),100%,80%,70K(3)100%,,80%(4)NO,4m80%,NO,NO55%(5)NO,,100%NO24%,80%18.7%(6)NO80%5.5%,,(7),NONO,NO,NO:[1],,,1NO[J]1,2004,(1):23-281[2],,1[J]1,2006,26(1):116-1201[3],,,1NOxNOx[J].,2006,26(6):784-7891[4],,.1GW[J].,2006,26(15):51-571[5],,.200MW[J].,2005,25(8):110-1151[6],,.[J].,2005,25(4):131-1351[7],,.SO2NOx[J].,2005,25(1):142-1461[8],,,1[J].,2003,23(3):166-1691[9],,,1NO[J]1,2004,32(5):537-5411()1333,:NO©1994-2009ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:110034)//JournalofEngineeringforThermalEnergy&Power1-2009,24(3)1-313319ByusingtheprovencommercialsoftwareThermoflex,asimulationwasperformedofanIGCC(integratedgasificationcom2binedcycle)demonstrationunitratedat200MW,whichistobebuiltinChina1Amassandheatbalancecalculationoftheunitwasalsoconducted1ByadoptinganIGV(inletguidevane)regulationmodeduringaloadreductionfeaturingaconstantT3(temperaturebeforeasteamturbine),whichiscurrentlyoftenusedbycombinedcyclegasturbines,theau2thorshavefirstanalyzedthechangesofT3,T4(exhaustgastemperature)andQGe(gasturbineexhaustgasflowrate)causedbygasturbineoff2designoperatingconditionsunderthepresentcontrolmodeandthencalculatedtheinfluenceofthechangeofT3,T4andQGeontheefficiency,poweroutput,fuelconsumptionofthesystemaswellasonthemainpa2rametersatthesteamside1Asaresult,theoff2designcharacteristicsoftheIGCCsystemandagenerallawgoverningthechangeofitsmainparameterswereobtained1Arequisiteanalysisofthesafetyandcost2effectivenessofthesystemoperat2ingunderoff2designconditionswasperformed1Ithasbeenfoundthattheregulationmodescandirectlyaffecttheoff2de2signperformanceoftheIGCCsystem1Toensurethecost2effectivenessandsafetyoftheIGCCsystemwhenitisoperatingunderoff2designconditions,thegasturbineshouldbecontrolledasmuchaspossiblewithintheIGVregulationlimits1Keywords:integratedgasificationcombinedcycle(IGCC),gasturbine,loadvariation,off2designconditionperformanceF2T/=AnAnalysisoftheIntegratedCharacteristicsofaF2T(Fischer2Tropsch)Fuel/ElectricityCogenerationSystem[,]/YUEChen,SHIYi2xiang,CAINing2sheng(EducationMinistryKeyLaboratoryonThermalSciencesandPowerEngineering,ThermalEnergyEngineeringDepartment,TsinghuaUniversity,Beijing,China,PostCode:100084)//JournalofEngineeringforThermalEnergy&Power1-2009,24(3)1-320325Establishedwasamodelforcoalgasifiers,F2T(Fischer2Tropsch)syntheticreactorsandpowergenerationunits1Athermo2dynamicperformancecalculationwasconductedofacoal2gasification2basedpureIGCC(integratedgasificationcombinedcycle)powergenerationsystem,aF2TfuelsyntheticsystemandaF2Tfuel/electricitycogenerationsystem,andtheinte2gratedcharacteristicsoftheF2Tfuel/electricitycogenerationsystemwereanalyzed1TheresultsoftheanalysisindicatethattheF2Tfuel/electricitycogenerationsystemcanimprovethesteppedutilizationofthermalenergybydecreasingtheaver2agedheat2exchangetemperaturedifferenceinawasteheatboiler,thusenhancingtheenergyuti