鄂州电厂W型火焰锅炉的燃烧流场与运行研究

W1,2,2,2(1.,430061;2.,430074)[]FW1072töhW,,,[]W;;[]TK227.1[]A[]100623986(1999)0220011204CombustionFlowFieldandOperationPerformanceofWTypeFlameBoilerofEzhouPowerPlantWANGDou2kui1ZENGHan2cai2LIUZhao2hui2CHENGJun2feng2(1,HubeiElectricPowerConstructionNO.1EngineeringCompany,WuhanHubei430061;2.HuazhongUniversityofScienceandTechnology,Wuhan430074,China)Abstract:Thepaperintroducedthecombustionsystem,flowfieldinsideboilerandcombustionimitationresultsof1072töhWtypeflameboilerimportedfromU.SinEzhoupowerplant,analyzedtheoperationeffectsandproblemsandpointedouttheimportanceofcorrectairingtype.Thecontenthasimportantsignificancetothefutureoperation.Keywords:Wtypeflameboiler;combustionflowfield;operation(FW),W,,1072töh,18.17MPa,541,,300MW60%40%,:Vdaf=11%,FC=57.72,War=8.3%,Aar=22.98%,Qnetar=22553kJökg,100%1W,,(qV=0.115MWöm3,qF=2.544MWöm2),3.5s,,2.46%,91.37%(1),,,,,(2),(99.17%),(R9015%),,,,,24,12,,,(3),,,,,,,,,,,WH1WH2WV1WV211Vol.23.2Jun.199923219996©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.;WV3,,,FWVdaf6%19%,25%BMCR40%BMCR(4),,,,NOxFWNOx0.25göGJ2W,,,,[1],:2.1,,,,,(),,,,,,,;,,,,,,,,2.2qF=2.544MWöm2(qF=4.688MWöm2),,,,,,,,W,,,,,2.3,,,,,,,,,,,,,,,,,,3W3.1,,,WH1WH2WH3,,1123456öms-122.6527.0623.2123.2123.2123.21öms-1öms-1öms-15.605.605.605.625.625.886.066.067.615.325.325.654.544.544.840004.744.731.496.716.702.114.254.241.345.515.501.237.577.562.09,,,,,,5,3.8151,1.41213.2(1)[2]2123219996Vol.23.2Jun.1999©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.:,,KE,KE,,,,,,Eulenian,uv,Lagraugian,(2):Car=60.17%,Har=2.68%,Nar=0.67%,Sar=0.28%Oar=4.92%,War=8.30%,Aar=22.98%,Qnet.ar=22553kJökg2100%50%ööms-1öm3s-1253mm48F=0.0503m293ö7015.2ö7.4436.5ö17.9253mm48F=0.0503m293ö7015.2ö7.4436.5ö17.9330ö27348F=0.027m2326ö29448.3ö22.85125.2ö59.3330ö27348F=0.027m2326ö29448.3ö22.85125.2ö59.2F=0.13m224F=0.13m224F=0.38m224326ö294326ö294326ö29415.9ö7.5720.6ö9.7326.6ö12.5449.9ö23.664.1ö30.4242.2ö114.4,W,,7029250,,132436,,:(1),,,WW50%,,,,,;,,,4.251,1.401([3]),r1=20%,r2=80%26%,74%,14%28%68%,15.2mös,48.3mös,15.2mösu1=0.87kgökg,0.153kgökg(2)50%,,1700K1900K,(3),,,,:100%92.0%,50%91.2%,,3300MW908töh16.6MPa536ö332ö534ÉÊA31töhB49töhA11.8töhB24töh278289ö295O24.5%20töh10048töh2501308.25%21.05%(20)31Vol.23.2Jun.199923219996©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,32300,,3.2(1),,,,(2),,,(3),(4)(5),,3.3,,,,,,,,,42010,2000388gökWh,2010360gökWh20008%,20107.5%6000kW20008%,300MW6.0%20107%,300MW5.4%2010,,50100,,:1999202213(:)(13)41999312,:Wad=0.58%,War=8.5%,Vad=7.35,Aar=16.28%,Qnetar=26483kJökg,R9015%:(1)300MW,,3,20töh,40töh,(2)300MW,130,q2=5.22%,Cfh=8.25%,Clz=21.05%,q4=2.17%,q5=0.2%,q6=0.2%,G1=92.2%,(91.58%)(3)3,,,ÉÊAB,AB(4),68.3,300MW20%26%:[1].W.,1995(1):4246.[2].W.,1998(2):3944.[3].W.,1994(3):1618.:1999204203(:)0223219996Vol.23.2Jun.1999©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.