短程硝化实现方法的研究进展苏高强

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1975,Voets,。,25%,40%,,,,[1]。。1,(AOB),(NOB)。[2-3]:2NH4++3O2→2NO2-+4H++2H2OΔG0=-700~-480kJ/mol[NH4+](1)2NO2-+O2→2NO3-ΔG0=-180~-130kJ/mol[NO2-](2),0,NOB。,。,:、、。2,NOB,NOB,AOB[2]。2.1AOBNOB:2009-12-07;:2010-04-07,(,100124):,,。3:、、,。:;;:X703.1:A:%1009-2455(2010)03-0009-05Researchprogressofwaystorealizeshort-cutnitrification-denitrificationSUGao-qiang,PENGYong-zhen(KeyLaboratoryofBeijingforWaterQualityScienceandWaterEnvironmentalRecoveryEngineering,BeijingUniversityofTechnology,Beijing100124,China)Abstract:Comparedwithtraditionaldenitrificationprocess,short-cutnitrification-denitrificationprocesshasmoreadvantages,therefore,howtorealizethesaidprocesshasbecomearesearchhotpot.Threewaystorealizeshort-cutnitrification-denitrification:singleorseveralgenescontrol,real-timecontrolandpurestrainseparationandimmobilizedcultivationwerediscussed,meanwhile,theadvantagesanddisadvantagesofthesewayswerealsoindicated.Keywords:short-cutnitrification;biologicaldenitrification;real-timecontrolINDUSTRIALWATER&WASTEWATERVol.41No.3Jun.,2010·9·INDUSTRIALWATER&WASTEWATERVol.41No.3Jun.,2010,AOB,NOB,。,、、pH、、。[4]4~45℃,(12~14℃)(30℃)NOB,。Balmelle[5]10~20℃,NOB,。Hellinga[6]25℃,AOBNOB;Hunik[7]35℃AOB(1d-1)NOB(0.5d-1)2,NOB,AOB。AOBNOB,AOB0.2~0.4mg/L,NOB1.2~1.5mg/L,AOB,DONOB,。Ruiz[8]DO0.7~1.4mg/L,DO0.7mg/L。Tokutomi[9],DO1mg/L,AOBNOB2.6。,,。pH2:①AOBNOBpH,NOBpH7.2~7.6,AOBpH7.9~8.2,Balmelle[5],AOBpH8.5,pHAOBNOB。②(FA)pH。pH8.0。Anthonisen[10]FANOB0.1~1mg/L,AOB10~150mg/L。Hynens5mmol/L,AOB。A.Mosquera-Corral[11]NaCl,NaCl85mmol/L,30%。[12]NaCl。1,*。,AOBNOB,。:,28℃,1Tab.1Applicationexamplesofsingleorseveralgenescontrolmethod/%/℃pHρ(DO)/(mg·L-1)/dA/DAT-IAT[13]ρ()=300~500mg/L28~327.6~8.01.0*1584.7SBR[14]ρ()=200~240mg/L35±17.5~8.0*0.5~1.0*2393~974dSBR[15]ρ()=30mg/L28~327.5~7.80.5~1.0*2396~98SBR[16]ρ()=200~800mg/L23~277~10*>2>90SBR[17]ρ()=280~320mg/L35±17.5~8.5*1.0~1.69522dUASB/SBR[18]25±17.5~8.80.4~1.5ρ(FA)>2mg/L*89A/O[19]21~257.2~7.6<0.7*15>50AOMBR[20]ρ()=598.2~701.3mg/L287.5~8.61.0~1.5FA*>50SBR[12]Sharon[11]ρ()=50~150mg/L*ρ()=500mg/L20~2535>8.5*7.5*>2NaClc(NaCl)=85mmol/L>9098SBR[21][22]ρ()=500mg/LNLR1.5kg[N]/(m3·d-1)257.5~8.5*7.8OUR*1.4*18>50756~8h·10·,:;DO,DO1.0mg/L,,,DO;pHFA,pH(pH>8),,,NOB,,NOB,。2.2,。,pH、DO(OUR),。,DO、pH1[23]。2Tab.2Applicationexamplesofreal-timecontrolmethod/%/℃ρ(DO)/(mg·L-1)SBR[24-26]15~302.0>9013~25>2.0,>9019±1<1.0,>95>30.4~0.8>95SBR[27]11.8~25>951“”、pHFig.1Typicalprofilesofnitrogenspecies,DOandpHvalue8.07.97.87.77.67.57.47.37.27.1pH6543210ρ(DO)/(mg·L-1)35302520151050ρ(N)/(mg·L-1)060120180240/minDONH4+-NNO2--NNO3--NDOpHH+,,pH,,CO2pH,pH“”;,,,,DO,DO“”。,,NOB,NOB,AOB,。2。Pambrun[21]、TaoBai[28],OUR2,。OUR,2[28]。,,OUR,。,,OUR,,OUR。,,OUR,601201802403003601.51.10.70.3-0.1-0.5-0.79008007006005004003002001000/(mg[O2]·L-1·h-1)pH/(pH·h-1)/min2OURFig.2CharacteristicsofOURinaerationprocesspH·11·INDUSTRIALWATER&WASTEWATERVol.41No.3Jun.,2010,OUR,,AOBDO,,OUR,,,OUR,2A,。TaoBai[28]。,DO、pH。,SBR1.401.86;,SBR6025min。,:,pH,“”;,,pH,“”;,pH,“”。2.3AOB,AOBAOB,,11300m3/d。[29]PVA-:28~29℃、DO5.6mg/L、pH7.6~8.4、8h。,97.8%。[30],450~500mg/L,20h,98%,95%。[31-32],,AOB,,SBR,94%,(10d)、、;AOB15~35℃、pH6~9,:30℃、pH8.5、DO4.03mg/L、FA9mg/L。[33]AOB、。,HRT,,AOB,AOB。AOB,:,;,,AOB;AOB,;,,。3、、,:,,();,“”;,,,,。:[1],,,.SBBR[J].,2008,39(4):1-5.[2].[M].:,2006.[3],.[J].,2007,38(2):12-15.[4],,.-[J].,2000,16(2):29-31.[5]BalmelleB,NguyenM,CapdevilleB,etal.Studyoffactorscon-trollingnitritebuild-upinbiologicalprocessesforwaternitrification[J].WatSciTech,1992,26(5-6):1017-1025.[6]CHellinga,AAJCSchellen,JWMulder,etal.Thesharonpro-cess:aninnovativemethodfornitrogenremovalfromammonium-richwastewater[J].WatSciTech,1998,37(9):135-142.·12·[15]BodikI,KratochvilK,GasparikovaE,etal.Nitrogenremovalinananaerobicbaffledfilterwithaerobicpost-treatment[J].BioresourceTechnol,2003,86(1):79-84.[16]BaeJH,SongKB,ChoKM.Comparisonofoperationalcharac-teristicsofUASBandABR:organicremovalefficiencyandthevariationsofPH2andPCO[J].AnaerobicDigestion,2004,14(11):164-171.[17]OrozcoA.Pilotandfull-scaleanaerobictreatmentoflow-strengthwastewateratsub-optimaltemperature(15℃)withahybridplugflowreactor[J].AnaerobicDigestion,1997,4(2):183-191.[18]NachaiyasitS,StuckeyDC.Effectoflowtemperaturesontheper-formanceofananaerobicbaffledreactor(ABR)[J].JournalofChe-micalTechnologyandBiotechnology,1997,69(2):276-284.:(1987-),,,,,()liuminmin5588@yahoo.com.cn。[7]HunikJH.Engineeringaspectsofnitrificationwithimmobilizedcells[D].TheNetherlands:WageningenAgriculturalUniversity,1993.[8]GRuiz,DJeison,RChamy.Nitrificationwithhighnitriteaccu-mulationforthetreatmentofwastewaterwithhighammoniaconcen-tration[J].WaterRes,2003,37(6):1371-1377.[9]TTokutomi.Operationofanitrite-typeairliftreactoratlowDOconcentration[J].WatSciTech,2004,49(5-6):81-88.[10]AnthonisenAC,LoehrBC,PrakasamTBS,etal.Inhibitionofnitrificationbyammoniaandnitrousacid[J].JWaterPollutControlFed,1976,48(5):835-852.[11]AMosquera-Corral,FGonz觃lez,JLCampos,etal.Partialnitri-ficationinaSHARONreactorinthepresenceofsaltsandorganiccarboncompounds[J].ProcessBiochemistry,2005,40(9):3109-3118.[12],,,.[J].,2005,26(3):49-51.[1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