多级渗滤液处理系统中的预处理技术

1,1,1,2(1.,610065;2.-,610065):,,COD,,:;;COD;NH3-N;:X705:A:1005-8141(2010)03-0198-04PretreatmentinMultipleLeachateTreatmentSystemSHUBo1,ZHANGKui1,CHENWen-qing1,2(1.CollegeofArchitectureandEnvironment,SichuanUniversity,Chengdu610065,China;2.SCU-HITACHIEnvironmentAppliedTechnologyResearchCenter,Chengdu610065,China)Abstract:Accordingtotheresearchandengineerapplicationdomesticandabroad,thecommonpretreatmentweresummerisedinthispaper.ElaboratingremovaleffectsofCOD,ammoniaandheavymetaltreatedbysortsofpretreatment,advantagesanddisadvantagesofpretreatmentswereal2socomparativelyanalyzed.Thesummationofthispapermadecontributuionstothedesignofleachatetreatmenttechnologyinthefuture.Keywords:leachate;pretreatment;COD;ammonia;biodegradation:2010-01-13;:2010-02-07:(:2008HH0012):(1986-),,,,1,,,,[1],,,,,,,[2],,[3],,,,11.1,,CODCr,,,,TOCCOD10%25%,TOCCOD50%60%[4],COD;,MaranonE[5],FeCl3Al2(SO4)3PAX,pH,pH4.06.08.30.4gFe3+/L0.8gAl3+/L4gPAX/L,90%,COD26%,PAX(15%)FeCl3Al2(SO4)3(4.0%)[6]PAC,PAC400mg/L,COD38.1%68.0%,CuPbCrCdZn15%25%891ResourceDevelopment&Market201026(3),45%CODpH,pH,[7],[8]Al2(SO4)3,,Fm,,COD,,,,,,pH1.2(MAP)MAP,,,,MAP,,100m3/d2.6hm2MAP63t,1.6%[9]MAPpHMg2+PO43-,NH4+;PO43-,;Mg2+,,,n(Mg)n(N)n(P)=1.01.31.00.81.1Baris[10]MAP,Mg2+NH+4PO3+4111pH=7.53260mg/L,98%NH3-N20%COD[11]MAP,pH,,pH8.59.5NH3-N,98.1%MAP()pH,,MAP,Mg2+NH4+PO43-,MAP2(AOP)2.1FentonFentonFe2+H2O2,2.8V,FentonFenton,[12]Fenton,(H2O2/Fe2+=3.0),COD0.1mol/l,COD67.5%AntonioLopez[13]FentonFentonH2O210000mg/LFe2+830mg/L,COD60%,BOD5/COD0.20.5,[14],Fenton,CODOH,,CODCrFenton,,[15]Fenton,FentonFenton,H2O2OH,COD,48.26%[16]Fenton,,,2.2,2.07V,,SS,[17]O3+SBR,400ml/min10.4mg/L,COD42%,926mg/ml582mg/ml,991ResourceDevelopment&Market201026(3)60minBOD5/COD0.180.37,[18]O3-BAF,,COD18.4%;,COD144mg/L,COD58.7%,,,COD4.8/tTonniAK[19],8000mg/LCOD2620mg/L,CODNH3-N86%93%;,35%COD50%NH3-N,,,,UV254COD,2.3COD,,pH[20]pH,,;,pH;,[21],COD74%79%97.5%,BOD5/CODcr0.040.29,NH3-N,[22]:,,,,,Fenton3,,CODcrNH3-N,,,,GotvajnA[23],10g/LCOD40%,BOD5/COD0.180.56,ByungTO[24](PRB),,48h95%TCE,NO3-NH4+7100%[25],COD,,COD:,,COD,4,NH3-N,,,pH,:pH11.0,,pHpH,;,pH;pH10.4,pH[26]CheungKC[27],pH11205L/min24h,90%[28]002ResourceDevelopment&Market201026(3)3NH3-NTN,,,[29],5217m3/m3,,,,,NH+4-N,:(L/V)(L/V)(L/V)max,,,,,pH,pH,5,,,,GB168892008,,,,,,,:[1],.[J].,2002,(25)42-46.[2],,.[J].2004,12(2)148-149.[3]PiKW,etal.PretreatmentofMunicipalLandfillLeachatebyaCombinedProcess[J].ProcessSafetyandEnvironmentalProtection,2009,(87)191-196.[4]WiszniowskiJ,etal.LandfillLeachateTreatmentMethods:AReview[J].En2vironChemLett,2006,(4)51-61.[5]MaranonE,CastrillonL,etal.CoagulationFlocculationasaPretreatmentProcessataLandfillLeachateNitrificationDenitrificationPlant[J].JournalofHazardousMaterials,2008,(156)538-544.[6],,.[J].,1999,15(11)10-14.[7]AnastasiosI,etal.TheApplicationofBio-flocculantfortheRemovalofHumicAcidsfromStabilizedLandfillLeachate[J].JournalofEnvironmentalManagement,2004,(70)35-41.[8],,.[J].,2008,26(5)92-94.[9]ShuL,SchneiderP,JegatheesanV,etal.AnEconomicEvaluationofPhos2phorusRecoveryasStruvitefromDigestersupernatant[J].BioresourceTech2nology,2006,97(17)2211-2216.[10]BarisCalliRtogluent,Inanc,etal.LandfillLeachateManagementinIstan2bul:ApplicationandAlternatives[J].Chemosphere,2005,59(6)819-829.[11],,.[J].,2007,26(1)62-65.[12],.Fenton[J].,2001,17(3)1-3.[13]LopezAntonio,etal.FentonsPretreatmentofMatureLandfillLeachate[J].Chemosphere,2004,(54)1005-1010.[14],,,Fenton[J].(),2007,35(4)58-61.[15],,-Fenton[J].,2009,42(3)248-252.[16],,,.-Fenton[J].(),2008,35(4)367-369.[17],,,.O3/SBR[J].,2008,27(4)10-12.[18],,.-BAF[J].,2009,3(9)1564-1566.[19]TonniAK,etal.DegradationofRecalcitrantCompoundsfromStabilizedLandfillLeachateUsingaCombinationofOzone-GACAdsorptionTreat2ment[J].JournalofHazardousMaterials,2007,(137)443-455.[20],,.pH[J].,2009,3(4)653-656.[21],.[J].,2004,5(3)63-65.[22],,,.[J].,2005,33(12)1631-1634.[23]ZgajnarGotvajnaA,etal.ComparisonofDifferentTreatmentStrategiesforIndustrialLandfillLeachate[J].JournalofHazardousMaterials,2009,(162)1446-1456.[24]Byung-TaekOh,LEEJai-young,JeyongYoon.RemovalofContaminantsinLeachatefromLandfillbyWasteSteelScrapandConverterSlag[J].Env2ironGeochemHealth,2007,(29)331-336.[25],,.[J].,2007,30(7)90-92.[26],,.[J].2006,28(8)591-594.[27]CheungKC.AmmoniaStrippingasaPretreatmentforLandfillLeachate[J].WaterAirandSoilPollution,1997,(94)209-211.[28],,.[J].,2001,27(6)15-19.[29],./SBR[J].,2007,37(5)822-825.102ResourceDevelopment&Market201026(3)