高氨氮垃圾渗滤液低温短程生物脱氮的长期稳定性_英文_孙洪伟

高氨氮垃圾渗滤液低温短程生物脱氮的长期稳定性_英文_孙洪伟Energy,ResourcesandEnvironmentalTechnologyLong-termnitritationperformanceofammonium-richlandfillleachate☆HongweiSun1,2,⁎,XintaoLÜ1,YongzhenPeng2,ShuyingWang2,JuanMa1,21SchoolofEnvironmentalandMunicipalEngineering,LanzhouJiaotongUniversity,Lanzhou730070,China2KeyLaboratoryofBeijingWaterQualityScienceandWaterEnvironmentRecoveryEngineering,BeijingUniversityofTechnology,Beijing100124,ChinaabstractarticleinfoArticlehistory:Received29April2014Receivedinrevisedform23January2015Accepted3February2015Availableonline18August2015Keywords:LandfillleachateNitritationLowtemperatureFreeammoniaAOBandNOBThisstudypresentsabiologicalsystemcombinedupflowanaerobicsludgebed(UASB)withsequencingbatchreactor(SBR)totreatammonium-richlandfillleachate.Thestart-upandoperationofthenitritationatlowtemperatureswereinvestigated.Thesynergeticinteractionoffreeammonia(FA)inhibitiononnitrite-oxidizingbacteria(NOB)andprocesscontrolwasusedtoachievenitritationintheSBR.Itisdemonstratedthatnitritati