高效生物脱氮新技术杨麒

,(湖南大学环境科学与工程系,湖南长沙　410082)　:,.:;:A　　　:1006—5776(2001)04—0016—02NewProgressinHighEfficientBiologicalNitrogenRemovalYANGQi,LIXiao-ming(DepartmentofEnvironmentalScienceandEngineering.HunanUniversityChangsha410082)Abstract:Somenewprogressdevelopedrecentlyinnitrogenremovalwerereviewde,whichtheoreticallyprovidesomenewtechnologiesforhighefficientbiologicalnitro-genremoval.Keywords:Biologicalnitrogenremoval;Newtechnology1　,,(TKN)10%～30%.,、,,.,,,,,、.,,,,1.1　2　3:(1),,,;(2),,;(3),,、.,,,.:.:(1974-),,2000.2.1　———,,,NO-3、NO-2.,,:(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(0.1～1mg/L),HN2-N,,,/[4].2.2　,、164　　　　2001,;;,;.(1),2.2　2,,,,,.SHARON,,,,,,,,.30～40℃,.(2)70。、。Koch[6],。Watanabe[7](RBC):;RBC,。,,,,。(3),,,—,,,,11300m3/d。:、。,,,,。,5.1mmolN(m3·s)[8],,,。:,。2.3　(Anammox),。Mul-der,[9],:5NH+4+3NO-3※4N2+9H2O+2H+■GO=+297kJ/molNH+4　　,NO2:NH+4+3NO-2※N2+2H2O■GO=-358kJ/molNH+4　　,■GO,,,。、,,Nitrosomonaseutropha。3　Anammox1990,DelftKluyverAnammox,,NO3,N2。3[10]。:[1]　.[J].,200,VO117(5):24～28.[2]　.—[J].,2000,Vo116(2):29～31.[3]　AnthonisenAC,etal.Inhibitionofnitrificationbyammoniaandnitrousacid[J]:JWPCE,1976,48(5):835～852.[4]　./[J].,2001,Vo121(1):79～83.[5]　KochG,etal.Mathematicalmodelingofautotrophicdenitrificationinani-trifyingbiofilmofrotatingbiologicalcontactor..WaterSci.andTech,2000,Vo141(4):191～198.[6]　WatanabeS,etal.SimultaneousRemovaloforganicmaterialsandnitrogeninmicro-aerobicfilms[J].WatSciTech.1995.31(1):195～203.[7]　.[J].,2000,Vo116(2):20～24.[8]　MulderA,etal.AnaerobicAmmoniumOxidationDiscoveredinaDenitri-fyingFluidizedBedReactor[J].FEMSMicrobiolEcol,1995,16:109～117.[9]　GraffAA,etal.autotrophicgrowthofanaerobicAmmonium-OxidizingMicroorganismsinaFluidizedBedReactor[J].Microbiology,1996,142:2187～2196.(收稿日期:2001-11-09)39164、: