添加金屬氧化物對脫硫劑脫硫性能影響的研究.pdf

1、西安建筑科技大學碩士學位論文添加金屬氧化物對脫硫劑脫硫性能影響的研究姓名：黃紅申請學位級別：碩士專業(yè)：環(huán)境工程指導教師：黃學敏20050601西安建筑科技大學碩士學位論文StudiesonDesulphurPerformanceofAddingMentalOxidetoColumnDesulphurizationReagentSpecialty：EnvironmentalEngineeringName：HuangHongInstruct

2、or：HuangXueminAbstractAkindofcolunmdesulphurizationreagentsmadebypulverizedcoalash、slakedlime、gessoandmentaloxidewasfilledinthefLxedbednlerunningconditionanddesulphurperformanceofaddingsomementaloxidewerestudiedTheresult

3、sshowedthataddingFe203teagentsCanprominentlyimprovethedesulphurizafionperformancenleresultsindicatedundertheconditionsof6mmdiameter40cmdepthand80cmdepthofcolumndesulphurizationreagentswithoutaddingmentaloxidepowderinafix

4、edbed，04m／sofvelocityofemptybed，1800mg／m30faverageS02inletconcentrationtheefficiencyof80％ormoreweremaintained257hoursand1203hoursItwasstudiedonmechanismofreagentswhichWel：eaddeddifferentmentaloxidesAddingFez03canimprovet

5、hedurationofhJ【曲desulphufizationefficiencyIntheexperiments，reagentsofadding45％Fe203hadthebetterdesulphurizationcapabilitythanotherkindandquantitymentaloxidesInthesanlerunningconditionsthe1600mg／m3ofaverageSOzinletconcen廿

6、ationtheefficiencyof80％ormoleweremaintained556hoursand228hoursProportionofCa(OHhtOFe203(includingtheFe203ofthepulverizedcoalash)whichwasabout948：1AddingzIl0alsocallimprovetheefficiencyofreagentsbuttheyhavelowerintentioni

7、t’SbficMewhenfilledinthefⅨedbedandpressuredropwasveryhighSoitdidnotadapttoindusUyuseInthesamerunniIlgconditions，addingMn02andMgOcouldnoteffectivelyimprovereagents’efficiencyInthesimulationmovingbedexperiment，resultsshowe

8、dtheefficiencyofS02removalandoutletS02concentmtioncallbecontrolledbyadjustingthemovespeedofreagentsinthereactor6i／iradiameter40鋤depthofcolumndesulphufizationreagents04m／sofvelocityofemptybed，1800m∥mjofaverageS02inletconc

9、entrationthroughthemobilebedwith00295m／hMaintainingtheCa／s20cancontroltheoutlets02concentrationinthemoving—bedInthesimilitudeconditions，increasingthethicknessofcolumndesulphufizationreagentslayer，itisthickerthanO96mandfa

10、ilingvelocityofthereagentsis00295m／h，SOitcanmaintainthedesulphurizationefficiencyhigherthan99％Atthebasisofanalysisdesulphurizationmcehanisrnandexperimentresultin血edbeddurationofdesulphufization，velocityofthelIneofSO：conc

11、erarationandutilizationofvalidCacarlbecalculatedThesecalculationresultsCanbeusedInthemovingbedanddesignedsomekindsystemwhichusedthesamereagentsKeywordsfluegasdesulphufization，columndesulphurizationreagent，F(xiàn)e203mentaloxid