青山热电厂锅炉燃烧问题的探讨

,(,430072)[]910,,,,[];;[]TK227.1[]A[]100623986(2003)0120020203DiscussionontheCombustionProblemofBoilerinQingshanPowerPlantBICheng2ye,TANGBi2guang(WuhanUniversity,Wuhan430072,China)[Abstract]Inthelightofunplannedout2of2serviceofboilerduetounsteadycombustionandbasedontheprincipleofcombustion,thecauseofunsteadycombustionwasanalyzed,andthroughon2sitein2spectionandtest,themodificationmeasurewassuggested.[Keywords]thermalpowerplant;boiler;combustion910,DG410ö9.827,2000712,200275355.92hö,65,62,95.38%,,MFT,11.1131Dö(th21)410PböMPa11.26PöMPa9.81Tö540Twö222THö135.8Tfö347.6Gö%91.07[]2002210228[](19632),,,2Carö%57.2063.36Harö%2.522.55Oarö%3.113.68Narö%1.170.94Sarö%0.340.44Aarö%27.8522.70Warö%8.086.33Wadö%1.181.67Vdafö%14.2711.87Qnetö(kJkg21)2090023400HGI70553ö(ms21)24ö(ms21)42ö(ms21)45ö251.6ö344ö80ö%20ö%54.91ö%21.09ö%4P1öPa1000P2öPa1000P3öPa16001.2,0227120032Vol.27No.1Feb.2003©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,MFT:(1),,G4259222No21.5DY4273214No255F,6.585kPa,152010267830m3öh,3.6812.004kPa,288400504700m3öhM6231211No19D,12.75kPa,83009m3öh;2.685KPa,2.865kPa,,2040Pa(2),,(3),,,,(4),,,1.5kPa,,,,(5)MCS,ROTOCK,,(6),1.5kPa,MFT,,,,,;;;,,,910,,MFT,,,,,,,,,,,2,,:;,,:ZG3Cr25Ni7NRe,,44CNSPReCrNiMn0.40.250.050.040.22671.50.2380.230.0410.0560.5026.014.492.410.360.210.0110.0270.0227.58.11.81,,PRe,Ni,,,,,,,,,,12Vol.27No.1Feb.200327120032©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(12mm),,,10mm,20mmVdaf=14.27%,Vdaf=11.87%,,WR,,V,,,,910,,,,27.5%,18000kJökg,,,,,,,:,,,,,,25%,,,21.46%,30%,39.95%,45%;,,,,,,;,,;,3,,,,,,,,,MFT,,910,,(15)5(1),,,,;(2),,,;(3),,;(4):,,;,;,,,,,;,,,,,,,,(5):,,,2227120032Vol.27No.1Feb.2003©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.