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:2003-05-14;:2003-09-15:(1976-),,,.:1001-2060(2004)02-0195-03,,(,310027):,25,,:;;;;:TQ534.4:A1,,,q4,,,,2,,,22TK3T-15A220t/h,,19681,,,,9.852m7.1m,,,,,()(1),,,,12,100%,103t/h1.25t/h[1]123,,,,,,,,,,[2]CO,CO:19220043JOURNALOFENGINEERINGFORTHERMALENERGYANDPOWERVol.19,No.2Mar.,2004C+H2OCO+H22CO+O22CO2+H2,,,,,,,,,44.1,,,,,?,,,,,,,,,,,,,65%70%,66%4.2,,,,,,,,,,,,14,,,11/MPa/mm//MPa11441.027008871.206009011.066008771.144009201.004009801.1435010621.025009611.154009711.000.924.3220t/h230t/h,23,3,,,,,,[3]O/CC/V,,,,O/C,C/V2Cy/%Hy/%Oy/%Ny/%Sy/%Vy/%Ay/%Wy/%Qydw/kJkg-1/%50.173.225.670.960.2722.565.4234.291889265.7147.903.073.800.890.8320.155.9137.601760562.403O/CC/V/%/%0.1132.225.1399.510.0792.388.4698.994.4,240%(5):,,,,69120041.551.2645,40%,1260;100%,1400,1/2,,,,4()40%100%81181119413501315126011125912311285128712668134814151414146514111114021445141914491429540%/%6.345.138/1260141111/%126614291.551.264.5,(6),1.261.20,,,,,61.261.20/%5.135.88/%1.025.02/%99.5199.424.6,2442(),,244,,,,,5(1),,,,65%70%(2),1.01.2MPa,SMD100m(3)244,442,,(4),,:[1].2[R].:,2001.[2],.[M].:,1997.[3],.[M].:,1997.()7912,:=Multi2modelRobustForecastControlofThermalPowerPlantLoads[,]/LIYi2guo,SHENJiong,LUZhen2zhong(PowerEngineeringDepartment,SoutheasternUniversity,Nanjing,China,PostCode:210096),XUEJing2yan(ChinaPowerCompleteEquipmentCo.Ltd.,Beijing,China,PostCode:100011)//JournalofEngineeringforThermalEnergy&Power.-2004,19(2).-186190Amulti2modelrobustforecastcontrolmethodispresentedfortheloadcontrolofthermalpowerplants.Underthismethodatfirstthefuzzydivisionofaloadzoneisconducted.Then,ineachfuzzysub2zoneacorrespondingstructural2parameterperturbationmodelissetup,andacontrollerdesignedbyusingarobustforecastcontrolmethod.Thetotalcontrolquan2tityisaweightedaverageoftheoutputoftheseindividualsub2controllers.Simulationresultsindicatethattheabovemethodmakesitpossibletolettheloadsystemobtainagoodoverallcontrolperformance.Keywords:multi2modelcon2trol,guaranteedperformancecontrol,forecastcontrol,linearmatrixinequalities=TheImpactoftheBladeQuantityandPrimary2airFlowRateontheFlowFieldofaDual2registerVortexBurner[,]/CHENZhi2chao,LIZheng2Qi,SUNRui(CollegeofEnergyScienceandEngineeringundertheHarbinInstituteofTechnology,Harbin,China,PostCode:150001),GAIJian2yong(XibaipaoPowerGenerationCo.Ltd.,Shijiazhuang,China,PostCode:050021)//JournalofEngineeringforThermalEnergy&Power.-2004,19(2).-191194Onacold2statetestrigandtwo1025t/hboilersacold2statetestwasconductedoftheaerodynamiccharacteristicsofadu2al2registervortexburnerwiththeuseofaisothermalmodelingmethod.Theresultsofthetestindicatethattheratiobe2tweenthemaximumdiameterandlengthoftherecirculationzoneoftheabove2mentionedburner(whichhas12innersec2ondaryairblades)ontheonesideandtheoutermostlayerdiameterontheothersideisrespectivelyhigherthan1.38and1.48.Theexpansionangleisfoundtobegreaterthan80.Thisresultsinasuctionofsufficienthigh2temperaturegases2sentialfortheignitionofpulverizedcoal.Whentheburnerisfittedwith8innersecondaryairblades,thereisnorecircu2lationzoneandtheexpansionangleisbetween61.9and69.5.Thisconditionisunfavorabletotheachievementofastablecombustion.Theadoptionofalowerprimary2airflowratewillresultinarelativelylargerecirculationzone,whichcanbeconducivetoachievingastablecombustion.Keywords:dual2registervortexburner,blade,primary2airflowrate,aerodynamiccharacteristics=FactorsHavinganInfluenceonCarbonContentinFlyAshDur2ingtheCombustionofCoal2waterSlurryandTheirControl[,]/YUHai2miao,ZHAOXiang,CAOXin2yu(EducationMinistryKeyLaboratoryofCleanEnergyUtilizationandEnvironmentalEngineering,Hangzhou,China,PostCode:310027)//JournalofEngineeringforThermalEnergy&Power.-2004,19(2).-195197Coal2waterslurryisakindofcleanfuelwithpromisingmarketdemand.Duringitscombustionthecontrolofcarboncon2tentinflyashremainsaproblemcallingfordueattention.Throughacombustiontestofcoal2waterslurryinBoilerNo.2ofMaomingThermalPowerPlanttheauthorshaveanalyzedthevariousfactors,whicharebelievedtohaveanimpactonthecarboncontentinflyash.Suchfactorsincludeconcentrationofcoal2waterslurry,atomizationconditions,fuelcharac2teristics,combustionmodes,boilerload,excessairfactor,etc.Keywords:coal2waterslurry,flyash,carboncontent,combustion,atomization=DataMerging2basedDeterminationoftheOptimal2loadOperat2ingPointofaBallMill[,]/TIANLiang,ZENGDe2liang,LIUXin2ping,LIUJi2zhen(AutomationDepartment,7122