高效生物脱氮新技术

,(,410082):,.:;:A:10065776(2001)04001602NewProgressinHighEfficientBiologicalNitrogenRemovalYANGQi,LIXiao2ming(DepartmentofEnvironmentalScienceandEngineering.HunanUniversityChangsha410082)Abstract:Somenewprogressdevelopedrecentlyinnitrogenremovalwerereviewde,whichtheoreticallyprovidesomenewtechnologiesforhighefficientbiologicalnitro2genremoval.Keywords:Biologicalnitrogenremoval;Newtechnology1,,(TKN)10%30%.,,,.,,,,,.,,,,1.123:(1),,,;(2),,;(3),,.,,,.:.:(1974-),,2000.2.1,,,NO23NO22.,,:(1)25%,;(2)40%,C/N;(3),,50%;(4),.[1,2]1975VoctHNO2(Shortnitrification-denitrification)().HNO2,,,.,,.,HNO2.(FA)(PH).Anthonison[3]HNO2,FA,HNO2,HNO2./,PHHN+4-NFA(0.11mg/L),HN2-N,,,/[4].2.2,1642001©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1),2.22,,,,,.SHARON,,,,,,,,.3040,.(2)70Koch[6],Watanabe[7](RBC):;RBC,,,,,(3),,,,,,,11300m3/d:,,,,,5.1mmolN(m3s)[8],,,:,2.3(Anammox),Mul2der,[9],:5NH+4+3NO234N2+9H2O+2H+GO=+297kJ/molNH+4,NO2:NH+4+3NO22N2+2H2OGO=-358kJ/molNH+4,GO,,,,,Nitrosomonaseutropha3Anammox1990,DelftKluyverAnammox,,NO3,N23[10]:[1].[J].,200,VO117(5):2428.[2].[J].,2000,Vo116(2):2931.[3]AnthonisenAC,etal.Inhibitionofnitrificationbyammoniaandnitrousacid[J]:JWPCE,1976,48(5):835852.[4]./[J].,2001,Vo121(1):7983.[5]KochG,etal.Mathematicalmodelingofautotrophicdenitrificationinani2trifyingbiofilmofrotatingbiologicalcontactor..WaterSci.andTech,2000,Vo141(4):191198.[6]WatanabeS,etal.SimultaneousRemovaloforganicmaterialsandnitrogeninmicro-aerobicfilms[J].WatSciTech.1995.31(1):195203.[7].[J].,2000,Vo116(2):2024.[8]MulderA,etal.AnaerobicAmmoniumOxidationDiscoveredinaDenitri2fyingFluidizedBedReactor[J].FEMSMicrobiolEcol,1995,16:109117.[9]GraffAA,etal.autotrophicgrowthofanaerobicAmmonium-OxidizingMicroorganismsinaFluidizedBedReactor[J].Microbiology,1996,142:21872196.(:2001-11-09)93164:©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.