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Effectsofbi-cyclictwo-phasebiologicalprocessunderdifferentoperatingmodesonpollutantremovalefficiencyPanYang,HuangYong,LiYong(DepartmentofEnvironmentalScienceandEngineering,UniversityofScienceandTechnologyofSuzhou,Suzhou215011,China)BICT,,(,215011)[](BICT)。,。,,TNTP81.6%90%,TNTP15mg/L0.5mg/L。[]SBR;;;[]X703[]B[]1005-829X(2010)12-0066-04Abstract:Thenewbiologicaldenitrificationanddephosphorizationprocess,bi-cyclictwo-phase(BICT)biologicalprocess,isbasedonthesequencingbatchreactoractivatedsludgeprocess.Whileusingurbansewageaswatersources,thepilotexperimentalstudyresultsshowthattheeffectsofoperationrunningmodesonthesystemefficien-ciesofdenitrificationandphosphorusuptakearesignificant.Withappropriateloadandoperatingmode,thenewprocesscanrealizethefullutilizationoftheinfluentcarbonsource.TheaverageremovalratesofTNandTPcanbeashighas81.6%and90%,respectively.TheeffluentTNandTPcanbecontrolledat15mg/Land0.5mg/Lbelow,respectively.Keywords:SBR;operationmode;denitrification;dephosphorization3012201012IndustrialWaterTreatmentVol.30No.12Dev.,2010[](08KJD610002);(2010-K6-26);(A0030801),,。,,,。Dephanox、A2NSBR、A2N、PASF、BICT〔1-2〕。(BICT)〔3〕。,,;、。,BICT,BICT。11.1BICT1。BICT、SBR、4。66——2010-12,30(12)0.12、0.6(SBR)、1.2、2.0m3。SBR,。,COD、;,。。,;SBRCOD(),SBR。,,,,。BICT:(1),,SBR。(2)SBR,,SBR,,SBR、。(3)SBR。(4)SBR——。4SBR。,,SBR。、、3。PLC。1.2。:CODCr400~1000mg/L,NH4+-N24~35mg/L,TN35~50mg/L,TP6~15mg/L。4h,1。1.3COD,;TP,-;MLSS,Myratek;SV,;,-;,;,-;〔4〕。22.1CODCOD2。2,BICTCOD,CODAC,CODCOD。A,COD70%,COD170mg/L;BC,COD80%;CB,CCOD92%,COD1.2kg/(m3·d),COD60mg/L。,C。BICT1SBR(240min)/d/%HRT/min/min/min/min/min/minA60906009051/230B606060309051/2C603060609051/2:。,:BICT67——2010-12,30(12),SBR,〔5〕。A、B、C3,。,,,。A90min,,、;,COD。22,60min,,,,B、CA。CB,。CCOD83.3%,COD2.5kg/(m3·d),COD100mg/L。2.23。3,3,TNTNTN,。AB,TN70%,C。C,TN0.28kg/(m3·d),TN<15mg/L,TN81.6%。3(4),3。,CSBR。:、。,0.1mg/L、,〔6〕。,BICT,,SBR,SBRMLSS〔5〕;C,SBR0.5h,SBR,,SBR;AB(SBR),,SBR,,CAB。,C,SBR30min,30min,。AB,C,AB(90min60min),,。C,68——2010-12,30(12),。2.35。5,AC。CTP90%,<0.025kg/(m3·d),TP<1.0mg/L,0.015kg/(m3·d),TP<0.5mg/L。3TP70%,CATP20%。BICT,;、,,。5d,〔7-8〕。,SBR。BICTSBR,SBR,SBR。A,,SBR。BC,,,80%。CB,CSBRB30min,。BICT,、,〔9〕,COD。3BICT3,BICTSBRC———60min(30min)/60min/60min/90min,,,,。BICT,COD1.2kg/(m3·d),COD60mg/L;TN、TP0.28、0.015kg/(m3·d),TN、TP81.6%、90%,TNTP15mg/L0.5mg/L。[][1],,.[J].,2009,35(3):102-106.[2],,.[J].,2006,22(6):882-886.[3]HuangYong,LiYong,PanYang.BICTbiologicalprocessfornitro-genandphosphorusremoval[J].Wat.Sci.Tech.,2004,50(6):179-188.[4].[M].4.:,2002:254-280.[5],,.[J].,2006,22(7):25-29.[6],.[J].,2005,25(2):88-92.[7]BrdjanovicD,vanLoosdrechtMCM,VersteegP,etal.ModelingCOD,NandPremovalinafull-scaleWWTPHaarlemWaardep-polder[J].Wat.Res.,2000,34(3):846-858.[8]SmoldersKG,vanLoosdrechtMCM,HeijnenJJ.Biologicalphosphorusremovalfromwastewaterbyanerobic-anoxicsequenc-ingbatchreactor[J].Wat.Sci.Tech.,1993,27(5/6):241-252.[9],,.[J].,2006,7(5):1-9.[](1972—),2001,,,。。:0512-68786192,13912791065,E-mail:panyang863@sina.com。[]2010-07-20(),:BICT69——
本文标题:BICT工艺运行模式对除污性能的影响潘杨
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