高氨氮污泥脱水液短程硝化反硝化的启动及稳定张亮

64Vol．6No．420124ChineseJournalofEnvironmentalEngineeringApr．201212323312*1．1500902．1001243．100063A/O-CSTR。375mg/LC/N1．0。A/OCSTR。。CSTR。。A/O90%。CSTR。200%85%。X703A1673-9108201204-1064-05Startupandmaintenanceofpartialnitrification-denitrificationofhighstrengthammoniasludgedewateringwaterZhangLiang1WangShuying2ZhangShujun3WuChengcheng2GanYiping3MengChunlin3PengYongzhen121．SchoolofMunicipalandEnvironmentalEngineeringHarbinInstituteofTechnologyHarbin150090China2．KeyLaboratoryofBeijingforWaterQualityScienceandWaterEnvironmentalRecoveryEngineeringBeijingUniversityofTechnologyBeijing100124China3．BeijingDrainageGroupCo．Ltd．Beijing100063ChinaAbstractHighstrengthammoniasludgedewateringwaterwastreatedbyaA/O-CSTRprocess．Theam-moniacontentwasabout350mg/L．ThecarbonsourcefordenitrificationwasdeficientduetotheratioofC/Nwasbelow1．0．AmmoniaofrejectwaterwasnitrifiedinA/Oreactorandthenreducedtonitrogengasbydenitri-fiersinCSTRwithusingprimarysludgeasadditionalcarbonsource．Thestart-upofpartialnitrificationwasin-vestigated．Theeffectsoftheeffluentrecycleonpartialnitrificationandnitrogenremovalefficiencywerealsostudied．Theresultsshowsthatthesystemhasagoodperformanceintotalnitrogenremoval．Thenitriteaccumu-lateratiowasimprovedandmaintainedabove90%．Theprimarysludgeweresuccessfulutilizedasthecarbonsourceforstabledenitrification．TherecycleofCSTReffluentbenefitednitrogenremovalefficiency．Astherecy-cleratiowas200%totalnitrogenremovalefficiencywasmorethan85%．Keywordssludgedewateringwatershort-cutnitrificationfreeammoniafreenitricacidprimarysludge51178007“”2009BAC57B01-22010－10－312010－12－291986～。[e-mail]*[e-mail]。2%300～1000mg/L15%～25%1。。10%～20%23。。pHC/N。。4。25%40%45。67。A/O-CSTRA/Oanoxic-oxiccon-tinuousstirredtankreactorCSTR。12。11．11。、A/OCSTR3。A/O4LA。。32L8O1～O8。2A/O11。15L。A/OCSTR。CSTR150L100L。CSTR。A/O。1A/O-CSTRFig．1SchematicdiagramofA/O-CSTRprocess1．2。。400LCOD160～340mg/L375mg/L1950～2100mg/LCaCO3。CSTR。MLSS22600mg/LTCOD22700mg/L。1．3CSTR3。A1～30dA/OCSTRCSTR。B31～60dCSTRA/ORe100%。C61～70dCSTRRe200%。60L/dA/O50%4000±600mg/LSRT35d。CSTR。50L50L。6～8d。1．4。COD、NH4+-N、PO43--P、NO2--N、NO3--NMLSS8pH、、、ORPMulti340i9FA=1714NH+4-N×10pHexp6334/273+T+10pH1FNA=NO－2-N1+exp－2300/273+T+10pH2FAmg/LNH+4-Nmg/LFNAmg/LNO－2-Nmg/LT℃。22．1A/OA/O。2。90%A/O5d5601670mg/L60%。30d。Manser10ammoniaoxidationbacteriaAOB。2Fig．2Start-upandmaintenanceofshort-cutnitrificationofsludgedewateringwaterAOBnitritepxidationbacteriaNOB。NOB。A/O6～12mg/L。90%NOB。2．2、pH、SRT、DO、11。30℃AOBNOB。NOBSHARON4。A/O23．5～29．6℃27．4℃。30～35dNOB。。＜0．5mg/LAOBNOB。A/ODO2．38～8．66mg/LDO4．50mg/LDO。3A/O100～200mg/L。NOB、DO。A—0B—100%C—200%3A/ONOx-NFig．3NOx-NvariationsalongpathflowofA/OreactorwithdifferenteffluentrecycleratioFAFNANOBAOB。Anthonisen9FANOB0．1～1．0mg/LAOBFA10～150mg/L。Keller12FNA0．03mg/LNOB50%AOB。NOBFAFNA13。A/O、pH、FAFNA4a。pHpH8．02000mg/L。A/O100mg/LpH。pHpH6．526。A/OAOBNOB。pHFAFNA4bFAFNA。A66014100%4FA1．0mg/L4pHFNAFNA0．5mg/L。A/OFANOBAOBAOB。。4FAFNA。FNApHAOBNOB。FAFNANOBA/O。A—0B—100%C—200%4Fig．4VariationsofpathflowindifferentphasesCSTR200%FAFNAFNANOB。1。14。。230dNOBFAFNAA/O3FNA0．2mg/LNOB12。Yuan15FNA0．02mg/LFA6mg/LNOB75%NOBNOBAOBAOBNOB。3A/O4FA0．1mg/LNOB。NOB。A/OFAFNANOB。2．3CSTR。CSTR10mg/L。580%。BC90mg/L50mg/L。2%～3%。5A/O-SFDRFig．5TNvariationsinA/O-SFDRsystem76016ApHFNA0．1mg/L。A/O150mg/L75%。CSTRA/O。BCCSTRA/OCSTR5．687．73A/O。A/O-CSTR1FAAOB2CSTR。200%。3CSTRA/O。。CSTRA/O。CSTRCODA/O16。CSTR200%。3A/O-CSTRC/N190%。50mg/L85%2FAFNANOB3CSTR。200%1JanusM．H．RoestH．F．V．D．Don'trejecttheideaoftreatingrejectwater．WaterScienceandTechnology1997351027-342WettB．RostekR．RauchW．pH-controlledrejectwatertreatment．WaterScienceandTechnology19983712165-1723PitmanA．R．Managementofbiologicalnutrientremovalplantsludge—ChangetheparadigmsWaterResearch19993351141-11464MulderJ．W．Van-LoosdrechtM．C．M．HellingaC．etal．Full-scaleapplicationoftheSHARONprocessfortreatmentofrejectionwaterofdigestedsludgedewatering．WaterScienceandTechnology20014311127-1345Gali'A．DostaJ．Van-LoosdrechtM．C．M．etal．Twowaystoachieveananammoxinfluentfromrealrejectwatertreatmentatlab-scalePartialSBRnitrificationandSHARONprocess．ProcessBiochemistry2007424715-7206WettB．RauchW．Theroleofinorganiccarbonlimitationinbiologicalnitrogenremovalofextremelyammoniaconcentratedwastewater．WaterResearch20033751100-11107KolischG．RolfsT．Integratedsidestreamtreatmentforenhancedenlargementofsewageplants．WaterScienceandTechnology2000419155-1628．4．20029AnthonisenA．C．LoehrR．C．PrakasamT．B．S．etal．Inhibitionofnitrificationbyammoniaandnitrousacid．JournalofWaterPollution1976485835-85210ManserR．GujerW．SiegristH．Decayprocessesofni-trifyingbacteriainbiologicalwastewatertreatmentsys-tems．WaterResearch200640122416-242611MorgenrothE．ObermayerA．ArnoldE．etal．Effectoflong-termidleperiodsontheperformanceofsequencingbatchreactors．WaterScienceandTechnology2000411105-11312KellerJ．R．BlackburneR．VadiveluaV．M．etal．KineticcharacterizationofanenrichedNitrospiraculturewithcomparisontoNitrobacter．WaterResearch200741143033-304213．．2006265751-756ZhangShujunPengYongzhenZengWeietal．Nitrogenremovalfromhighnitrogenmunicipallandfilll