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1、第23卷第5期洁净煤技术Vol．23No．52017年9月CleanCoalTechnologySep.2017循环流化床锅炉烟气污染物排放测试及特性分析1123111方朝君,周健,白晓龙,马先波,王建阳,张庚,郭磊(1.西安热工研究院有限公司苏州分公司,江苏苏州215153;2.华能福州电厂,福建福州350200;3.华能淮阴电厂,江苏淮安223001)摘要:针对额定蒸发量分别为240t/h和450t/h的2台循环流化床锅炉(分别记为U1和U2),在100%BMCR负荷条件下,根据行业试验规范进行了现场测试,分析了循环流化床锅炉主要烟
2、气污染物的排放特征、设备协同脱除效率及环境效益。测试结果表明:污染控制设备的协同脱除作用使得循环流化床锅炉具有清洁高效的特性,U1锅炉的烟尘、SO、NO、Hg、NH及SO排放浓度分别为13．1、2x33-33-316．0、71．4、5．6×10、1．7、1．6mg/m,U2锅炉上述指标排放浓度分别为4．8、10．4、95．7、4．9×10、30．4、0．6mg/m。2台锅炉的SO排放绩效分别为0．0858、0．0401g/kWh,NO排放绩效分别为2x0．3701、0．3544g/kWh。故只须对烟尘和NO进行控制削减,就能达到现行的超
3、低排放标准。x关键词:循环流化床锅炉;超低排放;实测;减排中图分类号:TM611;X502文献标志码:A文章编号:1006-6772(2017)05-0082-06Experimentalinvestigationofpollutantsemissioncharacteristicsfromcirculatingfluidizedbedboilers1123111FANGZhaojun,ZHOUJian,BAIXiaolong,MAXianbo,WANGJianyang,ZHANGGeng,GUOLei(1.Xi'anThermalPo
4、werResearchInstituteCo.,Ltd.,SuzhouBranch,Suzhou215153,China;2.HuanengFuzhouPowerPlant,Fuzhou350200,China;3.HuanengHuaiyinPowerPlant,Huaian223001,China)Abstract:Inordertoprovidebasicdataforfurtheremissionreductionandtechnicalsupervision,differentpollutantsemissionsareact
5、uallymeasuredaccordingthetestcodesundertheconditionof100%BMCRloadoftwocirculatingfluidizedbedboilersrecordedasU1andU2withevaporationcapacitiesof240t/hand450t/hrespectively.Thepollutantsemissioncharacteristics,coordinatedremovalefficienciesandenvironmentalbenefitwereobtai
6、nedfrommonitoringresultsthatprovidedthebasicdatasupportfortheenterprisesewagedeclaration,technicalsupervisionandfurtheremissionreduction.Themeasurementresultsshowthatcirculatingfluidizedbedboilershavethecharac-teristicsofhighefficiencyandcleanperformance,becausecommonpol
7、lutantsandothersareeffectivelyreducedthroughthepollutioncon-trolequipmentandcoordinatedcontrolsystem.Theaverageconcentrationsofdust,SO,NO,Hg,NHandSOare13．1,16．0,71．4,5．6×2x33-33-3310,1．7,1．6mg/mofU1boiler,and4．8,10．4,95．7,69．4,4．9×10,0．4,0．6mg/mofU2boiler,respectively.Th
8、eemissionofSO2are0.0858and0．0401g/kWh;whiletheemissionofNOare0．3701and0．3544g/kWhrespectively.Consequen
