Responses of biofilm characteristics to variations

Responses of biofilm characteristics to variations in temperature andResponsesofbiofilmcharacteristicstovariationsintemperatureandNH4+-Nloadinginamoving-bedbiofilmreactortreatingmicro-pollutedrawwaterShuangfuZhang,YayiWang⇑,WeitaoHe,MinWu,MeiyanXing,JianYang,NaiyunGao,DaqiangYinStateKeyLaboratoryofPollutionControlandResourcesReuse,CollegeofEnvironmentalScienceandEngineering,TongjiUniversity,SipingRoad,Shanghai200092,PRChinahighlightsThepilot-scaleMBBRshowedgoodperformanceforNH4+-Nremovalfromrawwater.PS,PNandPLaregoodindicatorsofbiomassdevelopmentanddetachment.TemperatureandNH4+-NloadingaffecttheratiosofPS/VS,PN/VS,HS/VSandPL/VS.ThecompetitivenessofAOBandNOBwerepromotedbyincreasingNH4+-Nloading.ThebiofilmcharacteristicsprovidedetailedinsightsintoMBBRtreatingrawwater.articleinfoArticlehistory:Received19October2012Receivedinrevisedform25December2012Accepted26December2012Availableonline4January2013Keywords:Micro-pollutedrawwaterTemperatureNH4+-NloadingBiofilmcharacteristicsMoving-bedbiofil