短程硝化生物脱氮技术梁越敢

　　:2003-12-08;:2004-02-17:(1975—),,,;(1952—),,,,,.第27卷第10期合肥工业大学学报(自然科学版)Vol.27No.102004年10月JOURNALOFHEFEIUNIVERSITYOFTECHNOLOGYOct.2004梁越敢1,　张之源2,　周元祥1(1.,　230009;2.,　230061)　:。,,,,。:;;;;:X703.1　　　:A　　　:1003-5060(2004)10-1292-05ShortenednitrificationprocessforbiologicalnitrogenremovalLIANGYue-gan1,　ZHANGZhi-yuan2,　ZHOUYuan-xiang1(1.SchoolofResourcesandEnvironment,HefeiUniversityofTechnology,Hefei230009,China;2.AnhuiEnvironmentalProtectionBu-reau,Hefei230061,China)Abstract:Theshortenednitrificationprocessforbiologicalnitrogenremovalhasbeenahottopicinthefieldofwastewatertreatmentathomeandabroadinrecentyears.Inthispaper,basedonthepresentresearchliterature,themechanismoftheshortenednitrificationprocessisbrieflyintroduced,andthemainfactorsinfluencingtheaccumulationofnitriteareanalyzed.Theapproachestoachievingtheshortenednitrificationprocessarediscussedandtheproblemstobesolvedanalyzed.Finally,thede-velopmentprospectoftheshortenednitrificationprocessisdiscussedbriefly.Keywords:biologicalnitrogenremoval;shortenednitrification;nitriteaccumulation;influencingfac-tor;achievingapproach。,。[1,2],[1～5],-,,-。1　2。,NH+4NO-2;NO-3;,NO-3NO-2,N2。NO-2,。,NO-2NO-3,NO-3,NO-25%。[6]:,NH+4NO-3,,2;NO-2NO-3,NH+4→NO-2→N2。、NO-2,NO-2,。[7][8]。NO-2,NO-2/(NO-3+NO-2)0.5。,:;;;O2[9]。2　2.1　(FA)(NH3)(NH+4)2,(1),d=1714×[NH+4-N]×10pHKb/Kw+10pH(1),d;Kb,Kw,Kb/Kw=e(6344/(273+t));t。、pH,、pH,。[10]FA,。,FA,[10](0.1～1.0)～10mg/L、[11]1.0～5.0mg/L、[12]6.6～8.9mg/L、[8]0.4～5.0mg/L。,[13],,FA,。2.2　。20～35℃,15℃,。[14]NO-225℃;[14],Ford30～36℃,SHARON(SinglereactorHighactivityAmmoniaRemovalOverNitrite)。2.3　pHpH[15]。pHH+、OH-,H+OH-,,。,OH-、CO2-3HCO-3,pH。H+,HCO-3。[16]HCO-3,HCO-3。pHFA,2。[8]NO-2pH7.4～8.3,[17]NO-2pH7.5～8.8,[18]2SBR,pH,Ⅰ、Ⅱ、ⅢpH6.8、8.2、8.8。pH7.0～8.5。1293第10期　　　　　　　　　　　梁越敢,等:短程硝化生物脱氮技术2.4　DO。DO2mg/L,DO。0.2～0.4mg/L、1.2～1.5mg/L,。[19]:DOSRTNO-2,DOSRTNO-2。[20]:,,NO-3;,,NO-2。[21]:DO1.4～0.7mg/LNO-2,DO;DO0.5。,DO1.0～0.5mg/L。2.5　、/、(SRT)。[22]NH+4NO-2(NH2OH/NH3OH+)NO-2。[9],TurkMavinic1986,FA,。,SRT,,“”。,。2,。3　3.1　FA[10]2FA,:pH,FA,,,。[23]FA1～6mg/L,0.04mg/L,。[24]:FA,pHFA,。[25]SBR,FA。FA,FA。[13]:FA,20.2mgNH3-N/gVSS60.5mgNH3-N/gVSS0.7mgNH3-N/gVSS,。[9]FA,。[26,27]FA。FA,:FA-。3.2　SHARONSHARONdelft,,,“”,-[28]。SHARON2。[29～31]、[32]2SBR,30℃pH,。-,SHARON、、。SHARON,1294　　　　　合肥工业大学学报(自然科学版)　　　　　　　　　　　第27卷,[33]。3.3　,DO2mg/L。[34]:DO,,DO,。[33]DO0.4～0.6mg/L,,,,,。[35,36]DO0.5～1.0mg/L,DO,。[37]DOFA5,5。[22]DO,FA。[38]DOFASBR,;DOCSTRSRT,。DO,,;,。DO。4　,,,,、。,、()、。、、,-,SND[39]ANAMMOX[40～42]。:①,。②,。,。③SNDANAMMOX,、SNDANAMMOX,。[　　　][1]　,,　.[J].,2001,28(4):88-91.[2]　.[J].,2000,16(2):25-28.[3]　MchmidtI,SliekersO,SchmidM,etal.Newconceptsofmicrobialtreatmentprocessesforthenitrogenremovalinwastewater[J].FEMSMicrobiologyReviews,2003,27:481-492.[4]　KuenenJG,RobertsonLS.Combinednitrification-denitrificationprocesses[J].FEMSMicrobiologyReviews,1994,15:109-117.[5]　VerstraeteW,PhilipsS.Nitrification-denitrificationprocessesandtechnologiesinnewcontexts[J].EnvironmentalPollution,1998,(S1):717-726.[6]　LoosdrechtMCMV,JettenMSM.Microbiologicalconversionsinnitrogenremoval[J].WatSciTech,1998,38(1):1-7.[7]　,　,.-[J].,1993,14(3):2-6.[8]　,,.[J].,1999,25(7):37-39.[9]　TurkN,MavinicDS.Maintainingnitritebuild-upinasystemacclimatedtofreeammonia[J].WatRes,1989,23(2):1383-1388.[10]　AnthonisenAC.Inhibitionofnitrificationbyammoniaandnitrousacid[J].JWPCF,1976,48(5):835-852.[11]　AbelingU,SeyfriedCF.Anaerobic-aerobictreatmentofhigh-strengthammoniawastewaternitrogenremovalvianitrite[J].1295第10期　　　　　　　　　　　梁越敢,等:短程硝化生物脱氮技术WatSciTech,1992,(5,6):1007-1015.[12]　ManretM,PaulE,Puech-CostesE,etal.Applicationofexperimentalresearchmethodologytothestudyofnitrificationinmixedculture[J].WatSciTech,1998,(1,2):245-252.[13]　VillaverdeS,Fdz-PolancoF,Garcia-EncinaPA,etal.Nitrifyingbiofilmacclimationtofreeammoniainsubmergedbiofiters:Start-upinfluence[J].WatRes,2000,34(2):602-610.[14]　BalmelleB,NguyenM,CapdevilleB,etal.Studyoffactorscontrollingnitritebuild-upinbiologicalprocessesforwaternitrifica-tion[J].WatSciTech,1992,(5,6):1017-1025.[15]　VillaverdeS,Garcia-EncinaPA,Fdz-PolancoF,etal.InfluenceofpHovernitrifyingbiofilmactivityinsubmergedbiofilters[J].WatSciTech,1997,(5):1180-1186.[16]　WettB,RauchW.Theroleofinorganiccarbonlimitationinbiologicalnitrogenremovalofextremelyammoniaconcentratedwastewater[J].WatRes,2003,37:1100-1110.[17]　,,,.[J].,2003,19(9):40-42.[18]　　.pH/[J].,2001,15(4):346-350.[19]　PolliceA,TandoiV,LestingiC.Influenceofaerationandsludgeretentiontimeonammoniumoxidationtonitriteandnitrate[J].WatRes,2002,36:2541-2546.[20]　,BerentN.[J].,1999,17(6):10-12.[21]　RuizG,JeisonD,ChamyR.Nitrificationwithhighnitriteaccumulationforthetreatmentofwastewaterwithhighammoniacon-centration[J].WatRes,2003,37:1371-1377.[22]　YangL,AllemanJE.Investigationofbatchwisenitritebuild-upbyanenrichednitrificationculture[J].WatSciTech,1992,(5,6):997-1005.[23]　Surmacz-GórskaJ,CichonA,MikschK.Nitrogenremovalfromwastewaterwithhighammonianitrogenconcentrationviashorternitrificationanddenitrification[J].WatSciTech,1997,(10):73-78.[24]　,,,.[J].,1994,20(4):230-235.[25]　,,,.[J].,2003,24(3):50-