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20067·30·[]pH[]TheResearchofGeodesicNitration-DenitrificationRemoveNitrogenandInfluentialFactorBuYongpeng1,HuangLingzhen2,LinGuichi2(1.GuangxiEnvironmentalProtectionScienceResearchInstitute,Nanning5300312.GuangdongFishingSchool,Guangzhou510320,China)Abstract:Geodesicnitrationtechniquesofbiologicalremovenitrogenisoneofthehotpointofwatertreatmentresearch.Thispaperintroducesthenitrationreactionmechanism,analysisesthechiefofnitrousacidcumulative.AnditdiscussesthewaytocontrolthefreeammoniaandpHvaluetoreachnitriteaccumulation.Keywords:geodesicnitrationinfluencenitriteaccumulationA2OSBR[1-5]-11.1[6]⎯⎯⎯⎯⎯→−−+⎯⎯⎯⎯⎯→--332222CHOH+6NO6NO+4HO+2CO⎯⎯→--322223CHOH+6NO3N+3HO+3CO+6OH⎯⎯→5%1.2[7][8][9]2006-06-251978-2006733159·31·NH4+NH4+→NO2-→N2NO2-/(NO3-+NO2-)0.52[10]-2.1FA[11]FAFAFAFA0.11.010mg/L[11-13]FApH[14]FA[15]2.2pHpHpH7.08.5pH6.07.5pH8pHFA2.320351528[16]2.4DODODODO[17]SBRCSTRDOGentOLAND[18]DO2.5NOX-N33.1NH3-N300340g/L140mg/LCN-0.05mg/LpH9.1COD400450mg/L3.29.6g/SBR(1)(2)SBRSBR24:21819212SBR28pH8NH3-NNO2-N3.33.3.1/d/(mg/L)/d/(mg/L)/(mg·L-1)/(mg·L-1)20067·32·(1)(2)1(3)NH3-N(4)3.3.2NO2-N4/d(mg•L-1)NO2-N1NO2-N520mg/L2NO2-N123.3.31SBRNH3-N50300mg/LpH8.42SBRNH3-N50340mg/LpH8.99.42pH24()---FApH--[1][J]200128(4):88-91[2][J]200016(2):25-28[3]MchmidtISliekersOSchmidMetalNewconceptsofmicrobialtreatmentprocessesforthenitrogenremovalinwastewater[J]FEMSMicrobiologyReviews200327():481-492[4]KuenenJGRobertsonCombinednitrification-denitrificationprocesses[J]FEMSMicrobiologyReviews199415():109-117[5]VerstraeteWPhilipsNitrification-denitrificationprocessesandtechnologiesinnewcontexts[J]Environ-mentalPollution199822(3):717-726[6][M]:200033-89[7]-[J]199314(3):2-6[8][J]199925(7):37-39[9]LoosdrechtM,JettenM.Microbiologicalconversionsinnitrogenremoval[J].WatSciTech199838(1):1-7[10][J]200094(2):29-31[11]AnthonisenAC.Inhibitionofnitrificationbyammoniaandnitrousacid[J].JWPCF197648(5):835-8527020067·70·(µ·L-1)2.215.436.336.827.113(1)PT/GC/MS/SISSISSIM(2)GB5749-8560µ·L-1,3µg·L-1(3)-[1][J]19985(4):26-29[2]KarenLSimpsonKeithPHayesDrinkingWaterdisinfectionbyprod-ucts:anAustralianperspective[J]WatRes19983215:1522-1528[3]-[J]200016418-22[4]P&T-GC-MS[J]200120(4)39-40[5][J]200121(3)338-343[6][M]200259-66[7],,.[M].,2002.136-142[8]GB5749-85[S]32[12]AbelingU.SeyfriedCF.Anaerobic-aerobictreatmentofhigh-strengthammo-niawastewaternitrogenremovalvianitrite[J]WatSciTech19925(6):1007-1015[13]ManretM,PaulE,Puech-CostesE,etalApplicationofexperimentalresearchmethodologytothestudyofnitrificationinmixedculture[J]WatSciTech19981(2):245-252[14]VillaverdeSFdz-PolancoFGarcia-EncinaPAetalNitrifyingbiofilmacclimationtofreeammoniainsubmergedbiofitersStart-upinfluence[J]WatRes200034(2):602-610[15][J]200515(12):132-133[16][J]200526(1):63-67[17][J]200319(7)1-4[18]VerstraeteWphilipsSNitrificationDenitrificationprocessesandtech-nologiesinnewcontexts[J].Environ-mentalPollution199837(9):135-14266[5][J]199624(2)69-74[6].І[J][7][J]200419(6):1277-1281[8].II[J][9]M.R.GuilhermeRdaSilvaA.F.RubiraG.GeuskensandE.C.MunizReactive&functionalpolymers61(2004):233-243[10]OmateteO.OJanneyM.AJ.AmCeram.Soc199170(10):1641-1649[11]OmateteO.OJanneyM..ANunnS.DJournaloftheEuropeanCeramicSociety199717(2-3):407-413[12][J]199826(1)41-46[13][J]200519(3):35-3983[1][M]2003[2][J]200012(1)25-31[3][J]20032226467[4].[J]2006Vol25No1[5].[J]2006Vol27No2[6].[J]2001Vol20(1)7-11[7][J]199324(3):314-318[8][J]199915(4):358-359[9].[J].,1999,26(1):45-47.