多炉一塔脱硫工艺烟气系统的优化张彦锋

*121221.1000842.100083GGH、、。3220t/hGGHGGH、、。。THEOPTIMIZATIONOFTHEFLUEGASSYSTEMFORTHEFGDPROCESSOFMULTI-BOILERWITHONETOWERZhangYanfeng12MaYongliang1XiangGuangming2YanWei21.DepartmentofEnvironmentalScienceandEngineeringTsinghuaUniversityBeijing100084China2.TongfangEnvironmentalCo．LtdBeijing100083ChinaAbstractTheflue-gassysteminwetfluegasdesulfurizationFGDformulti－boilerwithonetowerisusuallyinstalledwiththegas－gasheaterGGHandboosterfanwhichmightcausesomeoperationalproblemsinpracticesuchasthesurgestallandhighenergyconsumption．BasedonthedesignofFGDforthreecoal-firedboilers3×220t/hinathermalpowerplanttheeconomicandtechnicalcomparisonwerecarriedoutforFGDprocesswithorwithouttheGGHandboosterfanintermsofperformanceenergyconsumptionoperationandmaintenancecost．Thefluegascontrolandmonitoringsystemhasbeenoptimized．Theconclusionscanbeusedasareferenceforfluegaswetdesulfurizationsystemsdesigninsmallcoal－firedpowerplant．Keywordswetfluegasdesulfurizationmulti-boilerwithonetowerfluegassystemoptimization*2007AA061703。12009948t1。。。、、。2。GGH。1GGH。。GGH3。24。。35。。。。9620116293DOI:10.13205/j.hjgc.2011.03.026GGH、、。23220t/h1“”“”。1。113/m3·h－1268278804834SO26%O2/mg·m－323232323/℃125125SO2200mg/m36%O2。3GGHGGH80℃。GGH。3.1GGH3.1.1GGHGGH。GGH。3.1.2GGH6。。GGH。3.1.3FGDGGH、、/。GGH。3.2GGH、。GGH。SO2200mg/m3、、。AD3。2。2GGH/m1180180030004000AT=80℃SO2/mg·m－30.04730.03590.02510.0219/%9.467.185.024.38GGH/m1020180030004000T=51℃SO2/mg·m－30.06870.05090.03430.0313/%13.7410.186.866.26GGH/m22870180030004000DT=80℃SO2/mg·m－30.000270.0000050.000010.00005/%0.0540.0010.0020.01GGH/m12540180030004000T=51℃SO2/mg·m－30.00780.000040.00040.0014/%1.560.0080.080.280.50mg/m3。A。GGHSO213.74%10.18%。。DGGHSO21.56%5.2%。GGH。GGH。3.37。3.3.16000h、8000h75%。07201162933.3.2GGH3。3GGHGGHGGH0800240260120160300066012201.。2.GGH。3.3.3GGH4。4GGHGGHGGH173.7334.10.01.26.016.0179.7351.3GGH0.4/kW·h0.50/t。3.3.4、5。5GGHGGHGGH/66012200.160.16/105.6195.2/179.7351.3/285.2546.512、、GGHGGH。GGHGGHGGH。44.1GGH135%3100%。A。FGDGGH。2500Pa。6。BMCR2300Pa4000Pa。B。。BMCR1800Pa。A、BFGD。。A、B。3。A。4.23.3.1。6。6AB/150.02400.160.16/24.038.4/426.7486.8/450.7525.21217201162936A、、。、。5、、。。5.11。2。。3。4。5.21、3。。2CEMS122。3CEMS1CEMS。3CEMS。41CEMS。5。FGD。61、、、GGH。2。3。4。1．2009EB/OLhttp//．sdpc．gov．cn/jjxsfx/t20100713_360615.htm2010.7.13．2．J．2007343-46．3．J200925226-27．4．J．200824315-17．5．J200925121-23．6．GGHFGDJ．2008157-61[e-mail]2010－08－232720116293