低CN高氨氮消化污泥脱水液部分亚硝化研究张树军

CN1,2,2,2＊,1,2,1,1,2(1.,　100038;2.,　100124):+,(15～29℃)、(6～9mgL),.,(ALR)、、,NO-2-NNH+4-N.315.80mgL、ALR0.43kg(m3·d)、5.25,NO-2-NNH+4-N1.25,ANAMMOX.(FA)1.0～10.3mgL,70%～80%.,FA..:;;;;FA:X703.1　:A　:0250-3301(2009)06-1695-06:2008-07-21;:2008-09-27:“”(2006BAC19B01);:(1970～),,,,,E-mail:[e-mail]＊,E-mail:[e-mail]DigestedSludgeLiquorwithLowCNandHigh-concentrationAmmoniaZHANGShu-jun1,2,MAFu-guo2,CAOXiang-sheng2,GANYi-ping1,MENGXue-zheng2,ZHOUJun1,WANGHong-chen1,PENGYong-zhen2(1.BeijingDrainageGroupCompanyLimited,Beijing100038,China;2.KeyLaboratoryofBeijingforWaterQualityScienceandWaterEnvironmentRecoveryEngineering,BeijingUniversityofTechnology,Beijing100124,China)Abstract:Theexperimentalsystemconsistedofanoxicfilterandaerobicsuspendedcarrierbiofilmreactor.Thepartialnitrificationwasachievedandmaintainedstablyintheaerobicreactorundernormaltemperature(15-29℃)andhighDO(6-9mgL).Thenitritationwith70%-80%nitriteaccumulationefficiencywasobtainedwhenFAconcentrationwasintherangeof1.0-10.3mgLbycontrollinginfluentammonialoadingrate(ALR),ratioofalkalinityandammoniaandHRTintheaerobicreactor.Theeffluentnitriteammoniaratiowasabout1.25whentheaverageinfluentammonia,influentALRandinfluentratioofalkalinityandammoniawere315.80mgL,0.43kg(m3·d)and5.25,respectively.SotheeffluentofpartialnitrificationprocessprovidedtheinfluentsubstratedemandforthefollowingANAMMOXprocess.TheintegrativeanalysisindicatedthattheproperFAconcentrationwasthemainfactorachievingthepartialnitrification.Thestudydevelopedanovelpartialnitrificationtechnologyadapttowatercharacteristicsofdigestedsludgeliquor.Keywords:sludgeliquor;partialnitrification;suspendedcarrier;ANAMMOX;FA　　(anaerobicammoniumoxidation,ANAMMOX)Mulder[1]2090,,NO-2-N,NH+4-N[2],[2,3].Jetten[4]1998,NO-2-N.0.06d-1,11d.NO-2-N,NO-2-N.1,NH+4-N(50%)NO-2-N,NH+4-NNO-2-N,.,ANAMMOX,,NO-2-NNH+4-NANAMMOX.,:pH[5]、FA[6]、(25℃)[7]、DO[8]30620096　　　　　　ENVIRONMENTALSCIENCEVol.30,No.6Jun.,2009DOI:10.13227/j.hjkx.2009.06.040.,,,..“+”,(15～29℃)、DO(6～9mgL),,ANAMMOX.1　1.1　(1).54L,9,,1～9;(=8cm,H=190cm),9.5L;.、,15～29℃.50%～100%,50%,DO,.(L×B×H=1.5cm×1.5cm×1.5cm),40%,90%.1　+Fig.1　Flowdiagramofanoxicfilterandaerobicsuspendedcarrierbiofilmreactor　3,1ALR0.12kg(m3·d),100%,Q=20Ld;2ALR0.23kg(m3·d),50%,Q=40Ld;3ALR0.41kg(m3·d),50%,Q=60Ld.1.2　,COD100～300mgL,NH+4-N200～600mgL,(CaCO3)1000～1800mgL,pH7.0～7.8.,.1.3　NH+4-N;NO-2-NN-(1-)-;NO-3-N;DOWTWinoLabStirroxG;pHOAKLONWaterproofpHTestr10BNCpH;、MLSSSVI[9].2　2.1　、、,.,,,NO-2-N,2NO-2-N、NO-3-N.2,Ⅰ、Ⅱ、Ⅲ1、23.,,NO-2-NNO-3-N.20d189mgL,FA,NO-3-N,NO-2-N.32d,NO-3-N95.5mgL,NO-2-N96.4mgL.2ALR,70%,NO-3-N43mgL,NO-2-N101mgL.3ALR,、NO-2-NNO-3-N.,、DO、FA、pH,.2.2　2.2.1　Balmelle[10],10～20℃,FA,NO-2-N,FA1696　　　　　　30.20～25℃,.25℃,FA,FANO-2-N.,SHARON,30～36℃[7].[11]SBR,28℃,(19.5～23.5℃),.(15～29℃),,.2.2.2　DO2　、Fig.2　Variationofeffluentnitrite,nitrateandnitriteaccumulationatdifferentphase　3　、FA、pH、Fig.3　Variationofammonia,FAandnitriteinthereactor　　DO,,.Hanaki[12],DO,DO,DONO-2-N;Laanbroek,DO,DO;DO1.0～1.5mgL.DO6～9mgL,DO,,,DO.,,DO.2.2.3　FApH3FA、NO-2-N、pHNH+4-N.2,FA[13](1):FA(mgL)=1714×[NH+4-N]×10pHKbKw+10pH(1),Kb;Kw;KbKw=e6344(273+t);t.FApH、NH+4-N,pH、NH+4-N,FA.3NH+4-NpH,(1),FA.Anthonisen[14],FA16976:CN0.1～1.0mgL,10mgL.3,1pH,FA,10mgL;9NH+4-NpH,FA,1mgL,Anthonisen,FA.pH,,pH,.pH:pH;pHFA.3,NH+4-N77～200mgL,pH7.5～8.5.NH+4-N,pHFA,,.Balmelle[10],pH8.5;[15～17],pH7～8.3,.,pH7.0～7.7.3:,pH7.5～8.5,pH,.41FA、、DO.,1FA2.3～10.3mgL,NH+4-N,pH.(1)FA.,FA1mgL,.4,50d60d1FA2.3mgL2.5mgL,FA1mgL,70%,NO-2-N.1FA,,,:,,NO-2-N,.,HRT,.FA.[18]FA,,FA7～10mgL.FA[19],Monod,,.,,.100d3,,FA,.,DO(6～9mgL)、(15～29℃),FA,,FA.4　1FA、DO、Fig.4　VariationofFAinthefirstchamberoftheaerobicreactorDOtemperatureandnitriteaccumulationefficiencyintheaerobicreactor2.3　NH+4-N、pH、5NH+4-N、、pH.1400mgL,NH+4-N400mgL.1gNH+4-N7.14g(CaCO3),.NH+4-N.:,,.pH,5:pH,.1pH1698　　　　　　30:CO2.pH7.5～8.5,pH(7.4),:CO2,CO2pH,CO2,pH.,、,,,,.2.4　5　、pHFig.5　Variationofammonia,alkalinityandpHinthesystem6　Fig.6　Conversationofnitrogencompoundsandnitriteaccumulationefficiencyinthepartialnitrificationreactor　　6.37～46d,NH+4-N237.5mgL,ALR0.11kg(m3·d),1401.3mgL,5.9,NO-2-N129.3mgL,NH+4-N47.6mgL,NO-2-NNH+4-N2.72,,(1.32∶1)[4].NO-2-NNH+4-N,ALR.53d2,ALR1,6,ALR,54dNO-2-N98.5mgL92.2mgL,NO-2-NNH+4-N1.07.67d,1800mgL,NH+4-N4.7mgL,.85d100dNH+4-N191.1～260.4mgL,NO-2-N81.7～122.2mgL,NH+4-N35.9～58.1mgL,NO-2-NNH+4-N2.36.NH+4-N,NO-2-NNH+4-NANAMMOX,100d3,ALR22.ALR,108d～130dNH+4-N76.8mgL,NO-2-N96.24mgL,NO-2-NNH+4-N1.25,NH+4-N315.8mgL,1658.31mgL,5.25.6,70%～80%.:①,16996:CN,,,,,NO-2-N;②,FA.,ALR、HRT,NO-2-NNH+4-N.NH+4-N315.8mgL,ALR0.43kg(m3·d),5.25,NO-2-NNH+4-N1.25,ANAMMOX.2.5　2L2L,,,,30℃,NaOH,,,.,(99.9%N2).,NO-2-NNH+4-N1∶1.2,NO-3-N,pH,ANAMMOX.,ANAMMOX.3　(1)(6～9mgL)、(15～29℃)、SRT,FA,,+.(2)、、,,,.ANAMMOX,,.(3)FA1.0～10.3mgL,.FA,,80%.(4)ALR、,NO-2-NNH+4-N,NH+4-N315.8mgL,ALR0.43kg(m3·d),5.25,NO-2-NNH+4-N1.25,ANAMMOX,ANAMMOX.:[1]　MulderA,VanGraafAA,RobertsonLA,etal.Anaerobicammoniumoxidationdiscoveredinadenitrifyingfluidizedbedreactor[J].FemsMicrobiolEcol,1995,16(3):177-184.[2]　StrousM,HeijnenJJ,KuenenJG,etal.Thesequencingbatchre