SBRBAF工艺处理效能的试验研究

39Vol.3,No.920099ChineseJournalofEnvironmentalEngineeringSep.2009SBR2BAF(,266100),,SBR2BAF,,COD(BAF)TPNH+42NTN96%98%93%84%,CODTPNH+42NTN20012331247168mg/L,(GB1891822002)ASBR2BAFX703.1A167329108(2009)0921542205StudyonefficiencyofSBR2BAFprocessZouYingjieZhengXilaiXuYanyingYangTongsuo(KeyLabofMarineEnvironmentalScienceandEcologyofMinistryofEducation,SchoolofEnvironmentalScienceandEngineering,OceanUniversityofChina,Qingdao266100,China)AbstractBasedonthemechanismofbiologicalphosphorusandnitrogenremoval,thecollisiononmainlysubstrateandsludgeretentiontimeisgiven.Inordertosolvethisproblem,anewbiologicalprocess,SBR2BAFhybridprocessusedfordealingwithwastewaterwasdeveloped.Itwasappliedfordealingwithsimulateddomes2ticsewagetoverifytheefficiencyofthisprocess.Theexperimentalresultsshowthat,themeanremovalefficien2cyofCOD,TP,NH+42NandTNis96%,98%,93%and84%,respectively.ThemeaneffluentconcentrationofCOD,TP,NH+42NandTNis20,0123,3124and7168mg/Lrespectively,whichmeanseveryindexcanmeetthefirstclass(A)ofDischargeStandardofPollutantsforMunicipalWastewaterTreatmentPlant.KeywordsSBR2BAF;hybridprocess;phosphorousandnitrogenremoval;treatmentefficiency:(40572142):2008-11-07;:2008-11-23:(1982),,,E2mail:[e-mail],(biologicalnutrientremoval,BNR),,,,,[1]NO-2[2],,[3](sequencingbatchreactor,SBR),,COD,,;[4]SBRBNR,,BNR,[5,6],BNR,/(anaerobic/oxicsequencingbatchre2actor,A/OSBR),[7],,,[8,9],(biologicalaeratedfilter,转载),,,SS,,SBR2BAF,SBR/,,BAF,,,TN11.1SBR2BAF1,SBR(35L),SBR,BAF,BAFBAF60mm,1500mm,1200m[10]1SBR2BAFFig.1SchematicdiagramofSBR2BAFprocess1.2,,11.3,,15d,1Table1Compositionofsyntheticmunicipalwastewater(mg/L)(mg/L)C6H12O6350400(COD)FeCl37H2O1.5CH3COONa3H2O100110(COD)CuSO45H2O0.03NH4Cl4653(N)ZnSO47H2O0.12KH2PO4711(P)CoCl26H2O0.15MgSO47H2O5.6(Mg2+)MnCl22H2O0.12CaCl23.2(Ca2+)KI0.18NaHCO36022.1SBR2BAF,,2.1.1SBR,MLSS35004000mg/L,4,16h,0147,1218h,18222Table2Durationofsludge2cultivatingstageinonecycle(min)(min)303090452101053030150,,,,,8d,,12,2,/122(NH+4NO-2NO-3CODPO3-4)12,45min,;,120min,3451中国科技论文在线(BAF)NH+42N13d16d,,NH+42N17d,NH+42N,,,,,BAF5TN,TN,,,;16d18d,TN;,,21d,SBRTP88%,BAFNH+42N83%,TN71%,4451中国科技论文在线:SBR45min,105min,pH710715,810d,BAF,80mg/L(COD),BAF41,200%,35,20076151115SBR2BAF,,SBRCOD2108kgCOD/(kgMLSSd),TP41168gTP/(kgMLSSd);BAFNH+42N1116kgNH+42N/(m3d),110m3/(m2d),112h18272.2.1CODSBR2BAFCOD6COD457541mg/L,SBR91%,CODSBR,,BAFBAF,,BAF,SBR,BAF,,COD1327mg/L,96%()6SBR2BAFCODFig.6CODremovalinSBR2BAFsystem2.2.2TPSBR2BAFTP,TPSBR7SBR2BAFTPFig.7TPremovalinSBR2BAFsystemSBR2BAFTP7TP918311138mg/L,SBRTP01190197mg/L,95%;SBR2BAF01090141mg/L,98%,810d;3,SBRNO-2NO-3,NH+438160%,/,NO-22.2.3NH+42NTNSBR2BAFNH+42N8,SBRNH+42N,21%,,SBR,NH+42NNH+42NBAF,SBR2BAF11984187mg/L,93%SBR,,BAFNH+42NBAF8SBR2BAFNH+42NFig.8NH+42NremovalinSBR2BAFsystem5451中国科技论文在线:200%;DO,TN,41;,NO-22N,NO-32N,35,,TN;BAF,TN9SBR2BAFTNFig.9TNremovalinSBR2BAFsystem3(1)SBR2BAF,,SBR8d,SBRBAF,(2),,,SBR,,45min105min;BAFSBR2BAF,,21dSBR2BAF,TPNH+42NTN88%83%71%(3),SBR2BAFCOD(BAF)TPNH+42NTN96%98%93%84%,CODTPNH+42NTN20012331247168mg/L,(GB1891822002)A[1]LeeS.E.,KimK.S.,AhnJ.H.,etal.Comparisonofphosphorusremovalcharacteristicsbetweenvariousbiologi2calnutrientremovalprocesses.WaterScienceandTechnol2ogy,1997,36(12):6168[2]SaitoT.,BrdjanovicD.,LoosdrechtM.C.M.V.Effectofnitriteonphosphateuptakebyphosphateaccumulationorganisms.WaterResearch,2004,38(17):37603768[3],,,..,2002,18(9):47[4],,.SBR.(),2007,30(3):125127[5]AndreasenK.,SigvardsenL.Experienceswithsludgeset2tleabilityindifferentprocessalternativesfornutrimentre2moval.WaterScienceandTechnology,1996,33(12):137146[6]EikelboomD.H.,AndreadakisA.,AndreasenK.SurveyoffilamentouspopulationsinnutrimentremovalplantsinfourEuropeancountries.WaterScienceandTechnology,1998,37(45):281289[7]WildererP.A.,IrvineR.L.,Doellerer(eds).Sequen2cingbatchreactortechnology2batchapplicationofperiodicprocesses.WaterScienceandTechnology,1997,35(1):278[8],,,..,2000,16(12):15[9],,,./.,2005,31(12):4145[10].(4).:,2002.2002856451中国科技论文在线