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。。、pHDO。。、DO、。3、。、、、。。。C/N[1]。。AO。AO“”。-β-PHB。RodríguezMora[2]。ChengLiu[3]。YeomAO121221.0560002.518055169d9dAO。AOTN63.2%64.9%。。AO。AOX703.1A1000-3770(2014)10-0047-0062014-02-19“”KQCX20120814155347053511082421989－1867598821484622486@qq.com0755-26036390wu.guangxue@sz.tsinghua.edu.cn4010201410TECHNOLOGYOFWATERTREATMENTVol.40No.10Oct.,201447DOI:10.16796/j.cnki.1000-3770.2014.10.013TNCOD389mg/LTN65.7mg/L6.1mg/L[4]。KatsogiannisAONH4+-N50mg/L98%10g/LAO[5]。NakajimaKaneko2[6]。KornarosAOCOD[7]。MuratHocaoglu[8]。Nah[9]。AO。SRTSRT[8,10]。SBRAOSRT。AO、、AOSRT。11.1AO26LSBR。SRTSRTSBR-LSRTSBR-H。SBR46hHRT12h。210min、40min、30min、40min、30min、40min、30min、40min、40min1h。、、。25℃。3L2.4L3L。SBR-L600mLSRT9dSBR-HSRT169d。。255mg/LNaAc153mg/LNH4Cl14mg/LCaCl246mg/LNa2HPO490mg/LMgSO4·7H2O10mg/L200mg/LNaHCO30.4mL/L。[11]。COD200mg/LNH4+-N40mg/L。1.2SBR。SBR-HSBR-L。2SRT10mg/LNH4+-N10mg/LNO2--NSRT15mg/LNH4+-N15mg/LNO2--N。10minNH4+-N、NO2--NNO3--NSSVSSSBR-HSBR-L。SBR-HSBR-L500mg/L30mg/LNO3--N20mg/LNO2--N。010minNO2--NNO3--N。SBR-HSBR-L300mg/L50min30mg/LNO3--N。010minNO3--NNO2--N。SBR-HSBR-L10mg/LNO3--N30minNO3--NNO2--NNO3--N。4010481.3TN、NH4+-N、NO3--N、NO2--N、SSVSS[12]。pHDOWTW。PHBKarr[13]50%、80%96%3min1mL100℃4mL。PHBLC-20AUV210nmAminexOrganicAcidAnalysisColumnHPX-87HBio-Rad0.6mL/min0.1%35℃40℃。22.1AOSBR-HSSVSS2.31g/L2.07g/LSBR-LSSVSS0.94g/L0.8g/LSBR-HSBR-Lρ(VSS)/ρ(SS)0.90.85。COD200mg/L、NH4+-N36.8mg/LSBR-HNH4+-N、NO3--N、NO2--N0.1、13.4、0.03mg/LTN13.5mg/L。SBR-LNH4+-N、NO3--N、NO2--N0.1、12.7、0.1mg/LTN12.9mg/L。2NO3--N。AO2NH4+-N99.7%TN63.2%64.9%。GB18918－2002A[14]。SRTAOSRTAO。ChoiSRTN、PCOD[15]。SRT169d9d。SBR-HSBR-L1。1SBR-HSBR-L10minNO3--N10－40minNO3--N2mg/L。10minNH4+-NCOD。SBR-HSBR-LPHB14.3mg/L10.1mg/L。50－80min1NH4+-NNO3--N80min。NO3--N120min。120－150min150－190min23。220－260min4NH4+-N220min0.4mg/L。SBR-HNO2--NSBR-LSBR-HNO2--N1.9mg/L1NO3--N。1(b)SBR-L1AOFig.1ParametervariationinatypicalcycleofthemultipleAOprocess0408012016020024028032002468101214166.06.57.07.58.08.59.0 t/min pHρρ/(mg·L-1)0408012016020024028032002468101214166.06.57.07.58.08.59.0 t/min pHρρ/(mg·L-1)1(a)SBR-HAO49PHBPHBSBR-LPHBSBR-H。SBR-HSBR-L10min20minpH260minpH。SBR-HDOSBR-L2DO1mg/LDO0.5mg/L220minDO。SBR-LDODO260minDO6.4mg/L。AODO、pHORP。DO[16]。LiSBRDOpHDOpH2DOpH[17]。HaoHuangWangAODO、pHORP[18-19]。pHORP。SRTAODOpHAO。SBR-H34。SBR-L4NH4+-NNO2--N4。2.2SRTAO2。2SBR-HSBR-LNH4+-Nm(NH4+-N)/[m(VSS)·t]9.65mg/(g·h)9.43mg/(g·h)NO2--N0.74mg/L1.66mg/LNO3--Nm(N)/[m(VSS)·t]10.03mg/(g·h)7.36mg/(g·h)。2NO2--NNO3--NSBR-HSBR-LNO2--N10.12mg/(g·h)7.79mg/(g·h)。SRTAO2NH4+-N2SRTAOB2NO3--NNO2--NNOBSRTNOB。SRTNOBNOB。SRTSBR-LNO2--NNH4+-NNOBAOBNO2--N。SRTNO2--NNH4+-NSBR-HNO2--N。AOAOBNOB[20]NOBAOB[21]。NOBSRTAONOB。2.33。3AceSBR-HSBR-L39.7mg/(g·h)40.2mg/(g·h)2Fig.2Changeofnitrogenduringthenitrificationexperiment0102030405060700369121518 /(mg L )t/min40105040minNO2--N34.6mg/(g·h)40.5mg/(g·h)。NO2--NN2SBR-HSBR-L8.0mg/(g·h)8.1mg/(g·h)10－50min。NO2--N[22]。SRT2。4。4SBR-HSBR-LPHB3.0mg/(g·h)6.4mg/(g·h)NO2--N1.6mg/(g·h)3.7mg/(g·h)。SRT。SRT[23]。CODSRTPHB。SRTPHB。PHBSBR95%[24]。MajonePHBPHB[25]。NO3--NNO2--N5。52NO3--NNO2--N。SBR-HVSS0.4mg/(g·h)SBR-L0.6mg/(g·h)。2KujawaKlapwijk0.2～0.6mg/(g·h)[26]。。。。1PHB2PHBPHB3PHB4PHB。SBR-H10.20mg/(g·h)SBR-L1。、AO3Fig.3Theelementalchangesduringthedenitrificationexperimentwithacetateastheexternalorganiccarbon010203040506070020406080100120140 /(mg L )t/min4Fig.4Theelementalchangesduringthedenitrificationexperimentutilizingoftheinternalorganiccarbon0102030405060700306090120150 /(mg L )t/min5Fig.5Changeofnitrogencontentduringtheendogenousdenitrification03060901201501802100.00.20.491215 /(mg L )t/minAO51。3COD200mg/LNH4+-N36.8mg/LSRT169d9dAOGB18918－2002ATN63.2%64.9%SRT。AOSRTAOBNOBSRTNOB。AO。[1]BernatK,Wojnowska-Bary覥aI,DobrzyńskaA.DenitrificationwithendogenouscarbonsourceatlowC/NanditseffectonP(3HB)accumulation[J].BioresourceTechnology,2008,99(7):2410-2418.[2]RodríguezMoraF,FerraradeGinerG,RodríguezAndaraA,etal.Effectoforganiccarbonshockloadingonendogenousdenitrificationinsequentialbatchreactors[J].BioresourceTechnology,2003,88(3):215-219.[3]ChengJ,LiuB.Nitrification/denitrificationinintermittentaerationprocessforswinewastewatertreatment[J].JournalofEnvironmentalEngineering,2001,127(8):705-711.[4]YeomI-T,NahY-M,AhnK-H.Treatmentofhouseholdwastewaterusinganintermittentlyaeratedmembranebioreactor[J].Desalination,1999,124(1/3):193-204.[5]KatsogiannisAN,KornarosM,LyberatosG.EnhancednitrogenremovalinSBRsbypassingnitrategenerationaccomplishedbymultipleaerobic/anoxicphasepairs[J].WaterScienceandTechnology,2003,47(11):53-59.[6]NakajimaJ,KanekoM.Practicalperformanceofnitrogenremovalinsmall-scalesewagetreatmentplantsoperatedinintermittentaerationmode[J].WaterScienceandTechnology,1991,23(4/6):709-718.