2种曝气生物滤池的启动比较分析刘宏远

:,,1971,,,。＊(No.2008ZX07101-006-03)。2种曝气生物滤池的启动比较分析＊刘宏远1　金　凌1,2　陈丽丽1,2　洪得香1(1.,　310014;2.,　325600)　　　,,COD、NH+4-N。,30℃,2,12d,15d;COD,NH+4-N;295%。　　　　　Thecomparativeanalysisonthestart-upofbiologicalaeratedfiltersaddingwithdifferentcarriers　LIUHongyuan1,JINLing1,2,CHENLili1,2,HONGDexiang1.(1.CollegeofCivilEngineeringandArchitecture,ZhejiangUniver-sityofTechnology,HangzhouZhejiang310014;2.YueqingMunicipalWorksandGardensAdministrationBareau,YueqingZhejiang325600)Abstract:　Twolaboratory-scalebiologicalaeratedfilters(BAF)withaddingceramsiteandzeoliteseparatelywereestablishedandoperatedunderthesameconditions.TheremovalefficiencyofCOD,NH+4-NandturbidityoftwoBAFduringstart-upperiodwascompared.TheresultsshowedthatthetwoBAFcouldfinishthestart-upbio-filmformationinshorttimeattheaveragetemperatureof30℃,start-uptimeofceramsiteBAFandzeoliteBAFwere12dand15drespectively.TheceramsiteBAFachievedbetterCODremovalefficiencythanzeoliteBAFwhichpres-entedsuperiorperformanceforNH+4-Nremoval.Bothofthetwofiltershadperfectturbidityremovalefficiency.Keywords:　biologicalaeratedfilter(BAF);carrier;start-up　　,、、、[1,2]。,,[3]。,2,2,。1　1.1　试验装置2,10cm、180cm,100cm()()(21),20cm。1　2Table1　Thecharacteristicsoftwocarriers/(m2·g-1)/(g·m-3)/%/mm4.10.9342～103.21.3452～101.2　进水水质,NaCH2COOH、NH4Cl、KH2PO4FeSO4·7H2O、MgSO4·7H2O、CaCl2·2H2O,。:COD200～350mg/L;NH+4-N15～40mg/L,15～50NTU。　　1。1.3　试验方法。2L,,7d,,,3∶1,。·30·　　32　11　201011DOI:10.15985/j.cnki.1001-3865.2010.11.0091　Fig.1　Theexperimentapparatusandflowchart1—;2—;3—;4—;5—;6—;7—;8—;9—;10—;11—,COD、NH+4-N、,、DO,。1.4　测定指标和测定方法COD:;NH+4-N:;:HACH2100TP;:;pH:HACHSension1pH;DO:HACHSension6DO。2　,2,COD、NH+4-N。,(30℃),,,,2。CODNH+4-N(75%),。2.1　启动阶段COD去除效果的讨论COD2。2　CODFig.2　ProfileofCODduringstart-upperiod　　2,,2COD,COD200～350mg/L,COD100mg/L。1,COD76%,695%;COD70%,,1154%。12、15,COD,COD40、50mg/L,COD80%75%。　　7d,2,[4],,COD。,,COD,,COD。,COD,,,,,,COD。2.2　启动阶段NH+4-N去除效果的讨论NH+4-N3。3,1,NH+4-N22.8mg/L,NH+4-N89.91%,NH+4-N2.3mg/L;NH+4-N11.3mg/L,NH+4-N50.44%。2,NH+4-N,(1.9～4.5mg/L),NH+4-N23　NH+4-NFig.3　ProfileofNH+4-Nduringstart-upperiod·31·　291%,8(74.46%);NH+4-N277.73%,25,NH+4-N,5NH+4-N8.9mg/L,66.79%,6,NH+4-NNH+4-N。9、12,NH+4-N;NH+4-N15～40mg/L,NH+4-N3、6mg/L,NH+4-N80%75%。　　,NH+4-N[5],,NH+4-N,,NH+4-N,,“——”。,NH+4-N,,,。,,NH+4-N、NH+4-N,。2.3　启动阶段浊度去除效果的讨论4。4,2,2,75%,,。4　Fig.4　Profileofturbidityduringstart-upperiod　　3,,2。(15～50NTU),,1.6、1.9NTU,95%。3[6]:(1);(2);(3)。,,;,,;,,。,3,,。2.4　出水DO及pH变化的讨论3∶1,DO5。5,2,DO。DO,,,DO;,,,DO,;,,DO。,,,DO,。5　DOFig.5　ProfileofDOduringthestart-upperiod　　2pH,6.18～7.23。·32·　　32　11　2010112.5　生物相的观察,,,;,,,,,、;,,,、。　　,,,,,。、(、),。2、,,。3　　(1),2。(2)2CODNH+4-N。COD,;、NH+4-N。(3)2,。:[1]　,,.———[J].,2004,24(5):1-5.[2]　MANNAT,NDOZAESPINOSL,STEPHENSONT.Per-formanceoffloationandsunkenmediabio1ogicalaeratedfiliersunderunsteadyconditions[J].WaterRes.,1999,33(4):1108-1113.[3]　.[J].,2005,31(7):7-10.[4]　,,.[J].:,2007,20(4):30-33.[5]　,.[J].,2003,19(3):24-26.[6]　,,.[J].:,2008,28(2):11-14.编辑:贺锋萍　(:2010-03-29)(上接第29页)[7]　,,,.7120NaCl[J].,2003,27(1):74-77.[8]　,,,.[J].,2006,25(1):204-207.[9]　,,,.[J].,2000,20(3):482-484.[10]　,,,.LaCl3[J].,2006,24(1):192-195.[11]　GUILLARDRRL,MURPHYLS,FOSSPEA.Synecho-coccusspp.aslikelyzeaxanthin-dominantultraphytoplan-ktoninNorthAtlanktic[J].Limnol.Oceanogr.,1985,30(2):412-414.[12]　BIDIGARERR,ONDRUSEKME,KENNICUTTMC,etal.Evidenceforphoto-prectivefunctionforsecondarycarote-noidsofsnowalgae[J].JournalofPhycology,1993,29(4):427-434.[13]　JOHNSENG,SAKSHAUGE.Bio-opticalcharacteristicsandphoto-adaptiveresponsesinthetoxicandbloom-formingdino-flagellatesGyrodiniumaureolum,Gymnodiniumgalathea-num,andtwostrainsofprorocentrummiminum[J].JournalofPhycology,1993,29(5):627-642.[14]　,,,.[J].:,2005,26(5):705-711.[15]　GRUDZINSKIW,KRUPAZGM.Conformationalrearrange-mentsinlight-harvestingcomplexⅡaccompanyinglight-in-ducedchlorophyllafluorescencequenching[J].Biochim.Bio-phys.Acta,2002,1554(1/2):108-117.[16]　CHENTianfeng,ZHENGWenjie,LUOYong,etal.Effectsofseleniumstressonphotosyntheticpigmentcontentsandgrowthofchlorellavulgaris[J].JournalofPlantPhysiologyandMolecularBiology,2005,31(4):369-373.[17]　,,,.[J].,2005,31(8):48-51.[18]　,,,.[J].,2007,31(1):71-76.[19]　,,.[J].,2006,26(10):2186-2196.[20]　,.[J].,2007,25(6):788-791.编辑:卜岩枫　(:2010-08-31)·33·　2