复合生物反应器中两相微生物硝化特性比较吴立波

20419997　　　　　　ENVIRONMENTALSCIENCEVol.20,No.4July,1999*吴立波　王建龙　黄　霞　张　淼　钱　易(,100084,E-mail:[e-mail])　,NH3-N160mg/L,HRT12h,SRT10d,NV0.15g/(L·d)..,NH3-N0.680.53g/(g·d),.、、,.　,,,,.*　“”(TheNationalKeyScienceandTechnologyProjectduringtheNinthFive-yearPlanPeri-od):96-909-05-03,:,30,:1998-10-25NitrificationCharacteristicsoftheSuspendedandAttachedMicroorganismsinHybridBiologicalReactor*WuLibo　WangJianlong　HuangXia　ZhangMiao　QianYi(EnvironmentalSimulationandPollutionControlStateKeylaboratory,Dept.ofEnvironmentalScienceandEngineering,TsinghuaUniversity,Beijing100084,China　E-mail:[e-mail])Abstract　Artificialammoniawastewaterwastreatedwithabatchhybridbiologicalreactor,concentrationofin-fluentNH3-Nbeingabout160mg/L,HRTbeing12h,SRTbeing10d,NVmayreach0.15g/(g·d).Theem-phasiswasputoncomparisonbetweennitrificationcharacteristicsofthesuspendedmicroorganismandthatoftheattachedmicroorganismsinthereactor.Theresultsreviewedthattheattachedmicroorganismshowedalit-tlelowernitrificationactivitythanthesuspendedmicroorganism,withspecificdegradationrateofNH3-Nwasrespectively0.53and0.68g/(g·d),buthigherabilityofresistancetoinhibitionoftoxicorganiccompoundsfortheattachedmicroorganismwasfound,whilephenol,quinolineorpydineexisted.Keywords　hybridbiologicalreactor,nitrification,suspendedmicroorganism,attachedmicroorganism,organicinhibition.　　、、,[1,2].,[3～5].,[6,7].NH3-N,.1　1.1　.400mm、100mm,65mm,3.0L.0.6～0.9mm,10g/L.,0.08m3/h.26～30℃..(NH3-N):NH4Cl600mg/L,NaHCO3500mg/L,K2CO31000mg/L,K2HPO4152mg/L,KH2PO460mg/L,NH3-N160mg/L..,24h,23h,、1.0h,1.5L.,12h,11h,、1.0h,1.0L.DOI:10.13227/j.hjkx.1999.04.004300ml,,10d.2,.1.2　NH3-N,NH3-N.,、3,.,3.、,.(VSS).100ml,50ml、、NH3-N,100ml.,.NaHCO3、K2CO3,,pH7.5,.NH3-NNH4Cl,NH3-N100mg/L.28℃、200r/min,NH3-N.2　2.1　NH3-N2,329mg/L;10g/L,10.4mg/g,104mg/L.,NH3-N1.NH3-N(NV)0.15g/(L·d).1　NH3-N2.2　,.2.2,,NH3-N,,,[8,9].,.,329mg/L,276mg/L.NH3-N0.68g/(g·d)0.53g/(g·d).,.2　2.3　.:U=(A-B)/A.A:NH3-N.B:NH3-N.(1)　3.3　　　4h,20mg/L,174　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　80%,.200mg/L,95%.,.20mg/L,5%.,,200mg/L,75%.,,(20～100mg/L).8h,,85%.20mg/L,50mg/L～200mg/L,70%.2,,;,.,.,.,.(2)　、4h45.4　　　.20mg/L50mg/L,100mg/L10%.,,5　.3、45,..,.,.,,.,,,.,,,,.2.4　6　18　　　　　　2067.,,.,,,,.,.7　8,,,.9,..8　3　(1)NH3-N9　,10d,NH3-N0.15g/(L·d).(2),.(3),..1　..,1997,17(1):58～602　TyagiRDetal.WastewaterTreatmentbyImmobilizedCells.Florida:CRCpress,1990.103～1343　HogrefeW.Biotreatmentofs-Triazine-containingwa-stewaterinafluidizedbedreactor.Biotech.&Bioeng.,1986,28(8):1577～15874　..,1998,19(1):62～655　..,1997,18(2):18～206　HockenburyMRetal.InhibitionofNitrificationEffectsofSelectedOrganicCompounds.JournalWPCF,1977,49(6):768～7777　..,1992,13(3):45～508　.().:,1993.2009　BarnesD&BlissPJ.Biologicalcontrolofnitrogeninwastewatertreatment.E&F.N.SponLtd,1983.32～33194