尿素法煙氣脫硫工藝研究.pdf

1、浙江大學碩士學位論文尿素法煙氣脫硫工藝研究姓名：宓虹明申請學位級別：碩士專業(yè)：環(huán)境工程指導教師：汪大huī2000.3.1塑望查堂堡土堂竺笙苧一—堡耋鯊塑墨盟竺三蘭鯊：!一AbstractWithcontinuousdevelopmentofnationaIeconomyinourcountryandcoalasthemainenergyresource，airpollutioncausedbyS02andacidrainbecomem

2、oreseriousAtthesametime，phenomenonofsulfurshortageofsoilexistsinmanyregionsTherefore，developmentandapplicationofscientifictechnologywhicheffectivecontrolofS02pollutioninburningcoalandreasonablerecyclingofsulfurresourcear

3、eavailable，arenecessitousThearticleintroducessystematicallythecurrentsituationanddevelopmenttrendofS02pollutioncontroltechnologyaUovertheworldAttentioniSalsopaidtotheeconomicanalysisandallaroundassessmentofeverytypeofFlu

4、eGasDesulfufization(FGD)technologyCarbamideFGD(CFGD)isanewtypeof、№tRecyclingFGDtechnologyOnthebasisoflaboratoryandon—siteexperiments，thearticledemonstratesthemechanism，flowfeatures，parametersandby—productpotentialmarketb

5、esidessimpleanalysisofinvestmentCOStofCFGDPerspectiveofdevelopmentandapplicationofCFGDisalsodescribedattheviewpointoftheory，technologyandeconomyFurthermore，fundamentaldesignofCFGDengineeringisprovidedforthefluegasdischar

6、gedfromsinteringworkshopofHangzhouIron—makingGroupAccordingtotheresearchresults，twomostimportanttechnologyindexesofCFGDaredesulfurizationefficiencyoffluegasandoxidationefficiencyofS02，whichCanbeinfluencedmainlybytemperat

7、ureandpHofabsorptionsolutionHighdesulfurizationefficiency(90％)andoxidationefficiency(95％)CanbereachedinCFGDunderthecontrolofreasonableoperationparametersDesulfurizationandoxidationproceduresCanberealizedinaJetBubblingRea

8、ctorwhichleadstosimplerunningsystem，lowequipmentinvestmentandconvenientmanagementandoperationCFGDtechnologyhasmanyadvantages，suchasnopreheatingoffluegasofburningcoal，highutilizationofsulfurresource，nosecondpollution，nopa

9、rticularanti—erosionmaterialforequipment，effectiveremovalofS02andNO，simultaneouslywhichareinaccordancewiththedevelopmenttrendofFGDORedisadvantageofCFGDishighpriceofcarbamide，whichresultsintheexpensiveoperationcostTherefe