湿法烟气脱硫的烟气排放

,(,710054):,,,,,FGD:;;:X701.2:A:1006-8759(2009)03-0018-02THEFLUEGASEMISSIONSMETHODSINTHEWETFLUEGASDESULFURIZATIONWANGHao-qing,HEJun-sun(XianElectricPowerCollege,Xian710054,China)Abstract:Nowthelimestone-gypsmwetFGDiswidelyusedinourcoalburningpowerplants,However,Whetherornotthefluegasneedstobereheatedafterdesulfurization,theFGDindustrialpeopleareconfusedallalong.China’sintroductionintheearlydaysofusingreheatsysteminwetdesulfurization.Consideringtheroleofreheatsystemandproblemswhichwerebroughtaboutintheactualoperation,Someoftheplantisnolongerusedforreheatsystem.ArticleTwoofthewaygasemissionsareanalyzed.Keywords:wetdesulfurization;flue;emission2007,2007,55442kW,77.73%SO2,2007SO22468.1tSO2,,,50,,SO2SO3,,;,,,,,,11988,:2008-12-10EnergyEnvironmentalProtectionVol.23,No.3Jun.,20092332009650,,,,,FGDGGHFGDGGH1.1,FGDGGHGGH,,,GGH1.5%3%,1%,,GGH,,,GGH80,,,FGD,GGH,1.2GGH,GGHMGGH,,,MGGH,90,,SO3,[2]1.3,,2,GGH,,,GGH,,GGH,[3],,GGH,2.1,(50),GGH,FGD(),,,,;FGDSO2,SO3SO3,,,,,[4]2.2[1]GGH,SOXNOX,,,,,,,150m[2](25)193.2,1.0mg/L,,,,,,,,,,,,4(1),,,(2),1.0mg/L,,,(2),,,,:[1],.()[M].:,1998.[2],,.[G]..1997.(19)SRBARHPC85/35,3(1)FGD,,,(2)MGGH,(3),,,:[1],,.[J].,2004(5):2830.[2].[J].,2005(2):5557.[3],,.(GGH)[J].,2007(1):14.[4],.[J].,2006(4):3032.(22),()0.81.0mm,1.01.2m,68m/h,24mm/min,PAC2025mg/L,SS5mg/L,94.5%;,,,,(),,:[1].[J].,1987(7),4042.[2].(3)[M].:.[3],.[J].()2003(11).23325