氮磷比对一体化反硝化同时脱氮除磷的影响邓钦

。[1]。。DPB[2]。、、“”。DelftKubaC/N、[3-9]。SBMBBR、--A2/O-MBR、A2NSBRA2/O-SBRN-SBRSBR、--A2N、HarbininstitutetechnologyofnitrogenandphosphorusremoveHITNP、SUFRDPBDPB[10-16]。N/P。N/PN/PN/P。11.1。15L·h-1。EHN-1,21221.4100042.5106551。COD250～350mg·L-1、m(C)/m(N)5～8N/P。m(N)/m(P)=5～8TP64%COD、NH3-N、TN90%、98%、90%m(N)/m(P)8～10COD、NH3-N、TPTN91%、98%、90%90%GB18918－2002Am(N)/m(P)=10～14COD92%NH3-N、TPTN80%、60%52%。X703.1A1000-3770(2010)[e-mail]36620106TECHNOLOGYOFWATERTREATMENTVol.36No.6Jun.,201029DOI:10.16796/j.cnki.1000-3770.2010.06.00736VC4RHRT=3h31ES-B21VC-230N1HRT=6h1ACO-500811ES-C36VC-230N4HRT=4h11EHN-B21VC1RHRT=0.5h。HRT=1.8hHRT=35min。23～28℃18～22℃。1。3h。NH3-NNO3-N。。1.2、DPB。2--COD250～300mg·L-1NH3-NTP455.0mg·L-112。2。1.5～2.0g·L-130%～35%150%～250%。5-STAR、ORP-200～-120、10～50-80～-120mV。m(C)/m(N)5～10C/NCODCOD。A2NNO3--NNO2--NCOD250～350mg·L-1、m(C)/m(N)5～8、350mg·L-1、pH7～9N/P。3。1.33[17]。22.1N/Pm(N)/m(P)5～8COD250～300mg·L-1、m(C)/m(N)～8TP、NH3-N、TN4.4～5.4、27～33、28～34mg·L-12。1Tab.1WaterqualityforexperimentCOD/mg·L-1ρ(NH3-N)/mg·L-1ρ(TP)/mg·L-1/mg·L-1pH200～35030～603～63507～91Fig.2Thedrawingofthetechnologicalprocessofintegrationandsimultaneousdenitrifyingnitrogenandphosphorusremovalprocess
150%~250%
   30%~35%30%~35%2Tab.2Watertraceelementformulaforexperiment/g·L-1/g·L-1CaCl2MgCl2·6H2OFeCl3·6H2OH3BO3CuSO4·5H2O0.752.841.500.150.03KIMnCl2·4H2ONaMoO4·2H2OZnSO4·7H2OCoCl2·6H2O0.030.120.060.120.155mL1L。366302COD13～40mg·L-1COD。NH3-NNH3-NNH3-NTN(0.5±0.1)、2.5～4.5mg·L-1NO3--NNO2--NTP1～2.4mg·L-1NO3--NNO2--NTPTP。COD、NH3-N、TN90%、98%、90%TP64%。3。3COD～275～125mg·L-1NH3-NNO3--NTP～511mg·L-1DPB-β-PHB。CODNH3-NTP10mg·L-1NO3--N16mg·L-1NH3-NNO3-N。CODNH3-NTPNO3--N210、16mg·L-11.8、1.4mg·L-1DPBNO3--N。m(N)/m(P)TP～1.8mg·L-1。2.2N/Pm(N)/m(P)8～10COD260～320mg·L-1、m(C)/m(N)～7、TP、NH3-N、TN3.9～4.4、34～39、36～42mg·L-14。4aCOD30mg·L-1TP0.25～0.6mg·L-14bNH3-N1mg·L-1NO3--NNO2--N0～3mg·L-1～1mg·L-1TN2～8mg·L-1NO3--NNO2--NCOD。COD、NH3--N、TP、TN91%、98%、90%90%GB18918－2002A[18]。5N/Pm(N)/m(P)8～10N/PCOD3Tab.3DeterminationitemsandmethodsCODNH3-NNO2---NNO3---NTPTNpHORP---5-STAR
(TP)/mgLCOD/mgL
2(a)CODTP2(b)NH3--N、NO3--N、NO2--NTN

/mgL
/mgL2m(N)/m(P)=5～8Fig.2Datawhenthem(N)/m(P)=5～83m(N)/m(P)=5～8Fig.3Eachphaseseffluentofthereactorwhenthem(N)/m(P)=5~805010015020025030035005101520253035

/mgLCOD/mgL 31DPBPHB。NO3--NNO3--N2。2.3N/Pm(N)/m(P)10～14COD280～350mg·L-1、m(C)/m(N)～5.5、TPNH3-N4.2～5.3、55～65mg·L-16。7m(N)/m(P)10～14。67N/PCODNH3-NNH3-NNH3-N10～15mg·L-1NH3-NNO3--N～45mg·L-1NO3--NNO2--N7～125～14mg·L-1TN26～37mg·L-1。NO3--NNO2--NNO3--NNO2--NCODTPNO3--NNO2--N2TN。COD92%NH3-N、TPTN80%、60%52%。3COD250～350mg·L-1、m(C)/m(N)5～8N/P7m(N)/m(P)=10～14Fig.7Eachphaseseffluentofthereactorwhenthem(N)/m(P)=10~140100200300400010203040506070

/mgLCOD/mgL 4(a)CODTP
(TP)/mgLCOD/mgL


/mgL
/mgL
4(b)NH3-N、NO3--N、NO2--NTN4m(N)/m(P)=8～10Fig.4Datawhenthem(N)/m(P)=8～105m(N)/m(P)=8～10Fig.5Eachphaseseffluentofthereactorwhenthem(N)/m(P)=8~100100200300400010203040

/mgLCOD/mgL 6(a)CODTP
(TP)/mgLCOD/mgL
6(b)NH3-N、NO3--N、NO2--NTN

/mgL
/mgL6m(N)/m(P)=10～14Fig.6datawhenthem(N)/m(P)=10～1436632EFFECTOFN/PRATIOSONINTEGRATIONANDSIMULTANEOUSDENITRIFYINGNITROGENANDPHOSPHORUSREMOVALPROCESSDengQin1,2,LiaoBohan1,ChenJianyu2HuangRongxin2(1.CentralSouthUniversityofForestryandTechnology,Changsha410004,China;2.SouthChinaInstituteofEnvironmentalSciences.MEP,Guangzhou510655,ChinaAbstract:Thisstudywasbaseduponthetheoryofsimultaneousdenitrifyingnitrogenandphosphorusremoval,laboratory-scalereactorhadbeendesignedwithintegrationandcontinua,andrealizedcontinuousoperation.TheeffectwithdifferentN/Poftheintegrationsystemwasstudied,undertheconditionsofCODbetween250~350mg·L-1,m(C)/m(N)=5~8.theresultsindicatedthat:theremovalrateofCOD,ammonianitrogenandtotalnitrogenreached90%,98%and90%,respectively,buttheremovalrateoftotalphosphorusonlyreached60%,whenm(N)/m(P)=5~8.Likewise,whenm(N)/m(P)=8~10,theremovalrateofCOD,ammonianitrogen,totalphosphorusandtotalnitrogenreached91%,98%,90%and90%,respectively,andtheoperationeffectwasintheoptimumefficiency.However,whenratiosbetween10~14,theexperimentaleffectsshownthatremovalrateofammonianitrogen,totalphosphorusandtotalnitrogenreachedonly80%,60%and52%,respectively,exceptfortheremovalrateofCODreached92%.Keywords:N/P;biologicaln