短程硝化生化机理及其控制途径综述马好

2011162095－1671201106－0304－03121.2500012.250022。DO、FA、、pH。。X703A2011-08-082011-11-021978—。11.1。AOBNOB。AOBNH+4-NNO－2-NNOBNO－2-NNO－3-N。NO－2-NNO－2-N。1.221AOBNOB。2。325%40%。48%33%。524%～33%50%。2NH+4-NNO－2-NNO－2-N。AOBAOBNOBAOBNO－2-N。DO、FA、、pH。2.1DODO＜0.5～1.0mg/L。“”3－4。AOBNOB。AOBNOB。AOBNOBAOB“”NOBAOBNOB403DOI:10.16374/j.cnki.issn2095-1671.2011.06.019201116AOBNOB。DO＜0.5mg/L。DO。KO20.2～0.4mg/LKO21.2～1.5mg/L。0.5mg/L60%30%。。2.2FA。FAFA5。NH3NH+4NH3NH3+H2O=NH+4+OH－1NH+4→NO－2→NO－3HNO2=NO－2+H+21FANH+4。FAFA=NH3×10pHKbKw+10()pH3Kb/Kw=exp6334273+tKbKw。3FApH。Aathonisen610～15mg/L。FA。FA。2.3。。。20℃0.801d－10.788d－1。Ea68kJ/mol44kJ/molθ'0.0940.061。5～12℃12～40℃7。。2.4pHpHpH7.4～8.3pH88。pHpH。pH12。FAHNO3。、、。FA、pH。。3503201116。AOBAOBNOBAOB。DO、FA、、pH。1．SBR-J．2003462－4．2．-J．200016229－31．3GarridoJMvanBenthumWAJvanLoosdrechtMCMetal．InfluenceofdissolvedoxygenconcentrationonnitriteaccumulationinabiofilmairliftsuspensionreactorJ．BiotechnolBioeng1997532168－178．4RuizGJeisonDChamyR．NitrificationwithhighnitriteaccumulationforthetreatmentofwastewaterwithhighammoniaconcentrationJ．WaterRes20033761371－1377．5VillaverdeSGarcia-encinaPAFDZ-PolancoF．InfluenceofpHovernitrifyingbiofilmactivityinsubmergedbiofiltersJ．WaterRes19973151180－1186．6AnthonisenACLoehrRCPrakasamTBSetal．InhibitionofnitrificationbyammoniaandnitrousacidJ．WaterPollutControlFed1976485835－852．7HellingaCSchellenAMulderJWetal．TheSHARONprocessAninnovativemethodfornitrogenremovalfromammonium-richwastewaterJ．WaterSciTechnol1998379135－142．8Metcalf＆Eddy．WastewaterengineeringtreatmentandreuseM．FourthEdition．USAMcGraw-HillCompanies2003．616－629．TheSummaryonBiologicalMechanismandControlPathofPartialNitrificationMaHao1JiangGuang-hui21.JinanRailwayCenterforDiseaseControlandPreventionJinan250001China2.ShandongHuatengEnvironmentalProtectionAutomationCo．LtdJinan250022ChinaAbstractThepartialnitrificationisnewwastewatertreatmenttechnology．BasedonthebiochemicalmechanismofpartialnitrificationtheeffectfactorsarediscussedinthispapersuchasdissolvedoxygenDOpHtemperatureandfreeammoniaFA．Bythesecontrolpathammoniaoxidizingbacteriaisdominantandstablepartialnitrificationwasobtained．KeywordspartialnitrificationcontrolconditionammoniaoxidizingbacteriaAOBnitriteoxidizingbacteriaNOB603