反渗透法处理城市垃圾填埋场渗滤液

(,410082)(),3#,pH,pH:,,CA,1960Loeb,,,,[123],,Damsdorf,[4],[5],,,,COD,200mgöL,,100200,,BODCOD,BODöCOD[6],,,:COD80mgöL,NH4-N10mgöL,pH=091,1111COD(mgöL)BOD5(mgöL)NH4-N(mgöL)(LSöcm)pH(mgöL)47001540121020.57.857400250620-301005.93108.678.972236199712TECHNOLOGYOFWATERTREATMENTVol.23No.6Dec.,1997:1996-09-25ûCa(OH)2SBR122.1,1#2#3#4#A#B#(CA),50100Löm2h,(:30kgöcm2,(255),230mlömin),CA,5#(PS),7#(PSA)221#2#3#4#5#7#A#B#(Löm2h)42.6-52.073.0-256.552.055.0COD(%)95-966023199090(%)100100100403715100100NH4-N(%)708578809530209065756070(%)8090859095106.50706065:RO,$P=3.5MPa,T=2530,Q=28.2m3öm2h:5#7#,,37%15%5#7#15min,4#RO60%,40%,COD,,1#2#3#A#B#COD90%,A#B#,60%70%$P3.5MPa,T2530,Q28.2m3öm2h,8h,3#,3042Löm2h1#2#,,3#5Löm2h,3#RO,1#B#2.25152Löh,2.03.9MPa,3#1#B#COD,238h2:$P2.5MPa,(Jv)$P2.5MPa,Jv,3.5MPa,Jv3#,JvB#,2.5MPa,3#JvB#,,B#3:,COD:3.5MPa433236232.3pH5152Löh,3.5MPa,pH3#33pHROpH(LSöcm)(%)NH4-N(mgöL)(%)COD(mgöL)COD(%)(Löm2h)5.436.209.720.63493.598.845.9794.0606.8100%30.16.006.359.810.69692.998.486.4293.5535.610032.26.956.439.700.65093.396.666.0393.8565.48.598.531.57.956.827.990.47094.186.594.4294.9---31.38.306.669.470.61693.5107.645.6794.7523.8499.229.1:Jv,pH,3#CODNH4-N,99%94%93%,,JvpH:pH7,;pH7,,,,,RO,pH,5633#RO,COD95%,:RO3#3042Löm2h3.5MPapH8.678.97,RO56,533236,1,,,,19892,,19893,,,19854FergalCauaghan,MembranestippeolasleachateSomtion,waterServices,1993(3):30-315Lindkristina,Treatmentofthreetypesoflandfinleachatewithreverseosmosis,Desalination,1995,101(1)6NangRegle,Compositionandvariabilityofleachatefromvecentandagedareaswithinamuhicipallandfin,waterEnvironmentResearch,1995,67(2)TREATMENTOFLEACHATEINMUNICIPALRUBBISH-BURIEDLANDWITHREVERSEOSMOSISMETHODYuanWeifangandWangGuosheng(DepartmentofCivil,HunanUniversity,Changsha410082)TangKermin(InstituteofEnvironmentalSanitation,Guangzhou)Abstract:Bench-ScaleTreatmentofbiodegradedleachateinmunicipalrubbish-buriedlandleachatewithReverseOsmosishasbeenstudiedinthispaper.3#CAROmembranemadeinHangzhouwaschosefromtheeightkindsofmembranesasthebestoneusedintheprocess.Permeatequalitymetthefirstgradenationaldischargesstandard.Theeffectofoperatingpa2rameters,suchaspressureandpHoffeed,onfluxandqualityisalsodiscussed.Theneces2saryparametersforengineeringdesignhavearerecommended.Keywords:reverseosmosisprocess,rubbish-buriedlandleathate,CAROmembrane,flux633236