广义升流式污泥床反应器与相分离反应器的开发与应用王凯军

王凯军　贾立敏(北京市环境保护科学研究院)　徐冬利(北京市联合环境技术工程公司)　　　　讨论了UASB反应器、污泥颗粒化和三相分离器的特征,并将其引入好氧生物处理领域,从广义的角度定义了升流式污泥床反应器和相分离反应器。介绍了好氧污泥床反应器和好氧相分离反应器的研究及应用情况。　　　升流式污泥床反应器　三相分离器　污泥颗粒化　相分离反应器　　。,——,,,。、,。,、。,。1　UASB1.1　三相分离器　　UASB70Lettinga[1],。,(1)。,。、、,:　　①　,()45°～60°;　　②　15%～20%;　　③　;　　④　100～200mm,;　　⑤　。1　UASB1.2　污泥颗粒化　　,,,。UASB,,,,。,,,。。,。　　Lettinga[2],UASB51998Vol.14No.6　CHINAWATER&WASTEWATER,(),。UASB,,。,0.3～2mm。:、。,,UASB,。　　,,、SBR、[3],。(MRB)[3],()()。,,。,。2　　　UASB,。(MUSB)[4],UASB,1.0h(2),,(1∶1)。MUSB1。2　(MUSB)1　MUSB(t=13℃)　　CODCODCOD/(mg·L-1)2218851/(mg·L-1)1463938/(%)355822　　,2.0m/h,,,MUSB。,。3　3.1　构造和原理　　(),UASB。,,,CIRCOX,。:、、、、(3)。:,,()。,,。,。,,。。3　61998Vol.14　　,:　　①　,:,,,;　　②　:,,——,。,30%～50%;　　③　,:,,,。3.2　相分离反应器的应用　　,、。80,。1993,,500m3/d,20m3。1997,120m34,(4)。4　4×120m3　　(2),。　　,,,。,,。,20～40g/L,,,。(8～10kgCOD/m3·d),,55%～60%,。2　/(kgCOD·m-3·d-1)8.015.025.030.050.0COD/(mg·L-1)300788112515003200/(%)55606470754　　　①　,。、;　　②　(MUSB),,;　　③　、,,。1　LettingaG,VelsenvanL,ZeeuwdeW,HobmaSW.Theapplicationofanaerobicdigestiontoindustrialpollutiontreatment.Proc.lstInt.Symp.onAnaerobicDigestion,Cardiff,1979;167～1862　HulshoffPolLW,KHeijnekamp,GLettinga.Theselec-tionpresureasdrivingforcebehindthegranulationofanaerobicsludge,In:GLettingaetal.(Eds)Granularanaerobicsludge;microbiologyandtechnology,Pucoc.Wa-geningen,theNetherlands.19883　AronaS,MinoT.Anexperimentalinvestigationofmecha-nismandoperatingconditionsofmulti-stagereversing-flowrioreactor(MRB)intreatingdomesticwastewater,WaterSci,andTech,1992;26(9-11):2469～24724　,GLettinga..,1998;14(3):20～23　　:　　　　:100037　(　1998-08-21)No7.6:　　·Sponsoredby　theDepartmentofUrbanConstructionoftheConstructionMinistry·Publishedby　NorthChinaMunicipalEngineeringDesign&ResearchInstitute·Editedby　theEditorialBoardofChinaWater&Wastewater·Chiefeditor　ZhangYue·Executiveeditorinchief　DingTangtang·Distributedby　ChinaInternationalBookTradingCorporation(P.O.Box399,Beijing100044,China)·DistributionCodeName　4746M·Address　21QixiangtaiRoad,HexiDistrict,Tianjin300074,ChinaTel　[phone]　23342167　23374213　　Fax　[phone]　23374502·E-mail　[e-mail]·Internet　(bimonthly)ISSN-1000-4602Volume14Number6November27,1998MAINCONTENTSTHESESANDRESEARCHESSTUDIESONEFFICIENCYOFUSINGPOLYALUMINIUMINTREATINGLOWTURBIDITYANDLOWCOLOURWATERWITHMICROFLOCCULATION-DIRECTFILTRATIONPRO-CESS(1)………………………………………………………………………………………………LiKe　　　LuanZhaokun(EcologicalEnvironmentalResearchCenterofChinaAcademyofScience,Beijing)　　Abstract:Theapplicationofpolyaluminumchloride(PAC)inmicroflocculation-directfiltrationprocesswasstudiedonapilotscale,andtheremovalefficiencyinthetreatmentoflowturbidityandlowcolorwaterwastested.Resultsshowedthat,PAChadseveraladvantagesoverconventionalcoagulantAlCl3:bettercolorandturbidityre-movalefficiency,lowerdosage(onlyat1/4thatofAlCl3),longeroperationphaseandhigherwaterproductionrate.　　Keywords:Polyaluminumchloride　　microflocculation　　directfiltration　　watertreatmentDEVELOPMENTANDAPPLICATIONOFGENERALIZEDUPFLOWSLUDGEBLANKETRE-ACTORANDPHASESEPARATIONREACTOR(5)………………………………………………WangKaijun　　　JiaLimin(BeijingMunicipalResearchInstituteofEnvironmentalProtection,Beijing)XuDongli(BeijingAlliedEnvironmentalTechnologyEngineeringCompany,Beijing)　　Abstract:InthispaperthefeaturesofUASBreactor,three-phaseseparatorandsludgegranulationaredis-cussedandintroducedintoaerobicsludgetreatment.Theseconceptsofupflowsludgeblanketreactorandphaseseparatoraredefinedinageneralizedway.Developmentandapplicationofupflowaerobicsludgeblanketreactorandaerobicphaseseparationreactorareproposed.　　Keywords:Reactor　　three-phasereactor　　sludgegranulation　　phaseseparationreactorNov.1998CHINAWATER&WASTEWATERVol.14No.6