城市污水除磷技术发展侯红娟

··:2004-05-26:(863):(2002AA601023):(1975-),,,2002,。。侯红娟,周　琪(,　200092)　　:磷是水体富营养化的一个主要限制因素,控制出水中磷的浓度尤其重要。污水除磷方法有生物除磷、化学除磷及生态除磷,也可将各种方法组合使用,如生物-化学除磷、生物-生态除磷等,实际应用中应根据具体情况选择适宜的除磷方法。　　:;;;:X703　　　　:A　　　　:1001-3644(2004)06-0041-04DevelopmentofPhosphorusRemovalProcessesofMunicipalWastewaterHOUHong-juan,ZHOUQi(StateKeyLaboratoryofPollutionControlandReuse,TongjiUniversity,Shanghai200092,China)Abstract:Phosphorusisalimitingfactorofeutrophication,soitsveryimportanttocontrolthecontentofphosphorusremvalineffluent.Methodsofphosphorusremovalincludebiologicalprocess,chemicalprocessandecologicalprocess.Thesemethodscanalsobecombined,suchasbio-chemicalphosphorusremovalprocessandbio-ecologicalphosphorusremovalprocess.Inpracticalapplication,phosphorusremovalprocessshouldbeselectedaccordingtoconcreteconditions.Keywords:Municipalwastewater;biologicalphosphorusremoval;chemicalphosphorusremoval;ecologicalphosphorusremoval　　。,,、、,。,,,,[1]。,。,,,。,[2]。1　生物除磷、,,。,、、、、,。,1.5%～2.0%。,-,3～7[3]。[4],,、,“”。,。,。6%(),。,,,,。,、、[5]。,[6]。—41—2004236DOI:10.14034/j.cnki.schj.2004.06.012Siebritzetal.[7],COD。Gerberetal.[8]、。,(VFAs),、,,VFA1。3HB3HV[8];,。1　VFATable1RatiobetweenphosphorusreleaseanduptakerateofVFA　　(mgP/mgCOD)(mgP/mgCOD)Wentzeletal.[9]0.52-Satohetal.[10]0.420.27Smolderetal.[11]0.48-,60mg/L,BOD5/TP20～30,COD/TKN9,[12]。Ewalieetal.[13]1mg20mgVFA-COD。Abu-ghararahRan-dall[14]1mgP20mgHAc-COD。Ekamaetal.[15],1mg50～59mg/LCOD,BOD∶P20。:(1);(2);(3)[6],。1mg/L。(BOD5200mg/L),,。2　化学除磷,。4:、、、。,。,10～15μm。……,,[16]。,,,,。,、,,。,,。,,,,。,、,,(CEPT,ChemicallyEnhancedPrecipitantTreatment),,,。[1]。CEPT,、,,。CEPT、,90%,BOD50%～70%,COD50%～60%,80%～90%,80%～90%。CEPT,,TP1.0mg/L,[1]。CEPT:(1),,,,;(2)、、,,[2];(3),,。,,SouthShore(Milwaukee,Wisconsin)(75.7m3/d)JonesIsland(Milwaukee,Wisconsin)(113m3/d)、OsloWest(41.5m3/d),[1]。—42—200423619975CEPT,345.6m3/d[17]。(120m3/d,188.8m3/d)[18](170m3/d,426.1m3/d)[19]。,,[1]。3　生物-化学除磷,、,;,、,,TP《》(GB18918-2002)。[20]。(BOD120mg/L)(BOD560mg/L),,[21]。。,。,,。,40%,、,1mg/L[6]。AnnArborA/O。,NPDES0.6mg/L,[22]。Clark+,35.3%,,。,。EC1mg/L,TP∶Fe1∶1.25;2mg/L,TP∶Fe1∶1.0[23]。,Valve,,,0.5mg/L;UCT,,0.2～2.5mg/L,0.5mg/L,0.3mg/L。5mg/L(Fe)0.5mg/L,9.1mg/L0.3mg/L[24]。,、。,,,、。4　生物-生态除磷、、、、,。,,(),,,。,、,、。,、。、3。,。ATP,DNARNA,。(),[25]。,。CaFePO3-4PO3-4,。[26]。,TP2.5～3mg/L,3.3～8.2cm/d,TP0.25～0.45mg/L,87.9%[27]。—43—2004236,,,《》(GB/TB18921-2002)。2[28]。2　Table2Waterqualitypurifyingeffectofconstructed　　　　　　wetlandinHonghu　(mg/L)　　DOCODMnBODTP()0.4738.4738.653.0826.826.715.470.361(%)82.685.886.2SchönerkleeMonika,,TP1～4mg/L,2～3m2/·,TP50%～60%[29]。(2～3mg/L),,。,,,,,。5　结　　语、,,-、-。、、、,。,,-、-。:[1]　.(CEPT)[J].,2000,16(1):26-29.[2]　,　,.[J].,2000,13(4):45-47.[3]　,　,.[J].,2002,24(3):106-111.[4]　,.[M].:,1998.[5]　ToerienDF,GerberA,etal.Enhancedbiologicalphosphorusre-movalinactivatedsludgesystems[J].Adv.Microb.Ecol.,1990,(11):173-230.[6]　GerardJJKortstee.Biologypolyphosphate-accumulatingbacteriain-volvedinenhancedbiologicalphosphorusremoval[J].FEMSMicro-biologyReview,1994,15:137-153.[7]　SiebritzLP,etal.Aparametricmodelforbiologicalexcessphospho-rusremoval[J].Wat.Sci.Tech.,1983,15(3～4):127-152.[8]　RandallAA,etal.Polyhydroxyalkanoateformandpolyphosphateregulation:keystobiologicalphosphorusandglycogentransforma-tions?[J].Wat.Sci.Tech.,2003,47(11):227-233.[9]　WentzelMC,etal.Enhancedpolyphosphateorganismsinactivatesludgesystems.PartⅡ:Experimentalbehavior[J].Wat.SA,1989,15:71-88.[10]　SatohH,etal.Uptakeoforganicsubstrateandaccumulationofpoly-hydroxyalkanoateslinkedwithglycolysisofintracellularcarbohydratesunderanaerobicconditionsinthebiologicalexcessphosphorusremovalprocess[J].Wat.Sci.Tech.,1992,26:333-342.[11]　SmolderGJF,etal.Modeloftheanaerobicmetabolismofthebio-logicalphosphorusremovalprocess:stoichiometryandpHinfluence[J].Biotech.Bioeng.,1994,43:461-470.[12]　.[J].,1996,(2):36-40.[13]　Ewalie,etal.Carbonandphosphorustransformationsinafull-scaleenhancedbiologicalphosphorusremovalprocess[J].Wat.Sci.Tech.,1997,31(11):2693-2698.[14]　Abu-ghararahZH,RandallCW.Theeffectoforganiccompoundsonbiologicalphosphorusremoval[J].Wat.Sci.Tech.,1991,23:585-594.[15]　EkamaGA.Considerationoftheprocessdesignofnutrientremovalactivatedsludgeprocesses[J].Wat.Sci.Tech.,1983,15:283.[16]　MongensHenze,PoulHarremoes,..[M].:,1999.[17]　DonaldRFHarlenman,etal.HongKongHarborCleanup[J].Wat.Envir.&Tech.,1997,9(3):47-50.[18]　.()—[J].,2003,29(2):1-2.[19]　.()—[J].,2003,29(3):1-2.[20]　.PO4-P、[J].,2000,26(9):22-24.[21]　,　,.-[J].,2000,16(7):29-32.[22]　ShehabOula,etal.OptimisingphosphorusremovalattheAnnArborwastewatertreatmentplant[J].Wat.Sci.Tech.,1996,34(1～2):493-499.[23]　ClarkT,etal.Phosphorusremovalbychemicalprecipitationinabio-logicalaeratedfilter[J].Wat.Res.,1997,31(10):2557-2563.(下转第49页)—44—20042364　小　　结VOCs,。,、、,。,、、、,VOCs,。:[1]　.[J].[J],1994,16(4):24-26.[2]　RobertMclnnes,StevenJelinek,VictoriaPutsche.CuttingToxicOr-ganics[J].Chem.Eng.,1990,97(9):108-113.[3]　GrahamJHutchings,etal.Uranium-oxidebasedCatalystsfortheDe-structionofVolatileChloro-organicCompounds[J].Nature,1996,384(28):341-343.[4]　,　.[J].,2000,(1):23-26.[5]　,,,,[J].,1998,49(3):31