ATP as anindicator of biomass activity in thermophilic upflow anaerobic sludge blanket reactor

作     者：CHEN Hong (Department of Environmental Science and Engineering ,Zhejiang University ,Hangzhou 31 0 0 2 7,China) 

作者机构：浙江大学 浙江 杭州 3 1 0 0 2 

出 版 物：《Journal of Environmental Sciences》 (环境科学学报（英文版）)

年 卷 期：2000年第12卷第3期

页      面：380-384页

核心收录：

学科分类：0830[工学-环境科学与工程（可授工学、理学、农学学位）] 07[理学] 09[农学] 0903[农学-农业资源与环境] 0713[理学-生态学] 

主　　题：ATP biomassactivity UASBreactor 

摘      要：Thisworkinvestigatedthebiomassactivityinathermophilicupflowanaerobicsludgeblanket (UASB )reactorof wastewatertreatment .SynthetictextilewastewaterwithpH 1 0— 1 1 ,CODlevelof2 0 0 0— 30 0 0mg/Lwastested .Cellularadenosine triphosphate (ATP)involatilesolids (VS ;mgATP/gVS)wasmeasuredandexpressedasspecificATPcontenttocomparethe biomassactivityinupzoneandlowerzoneinUASBreactor .TheresultshowsthatthespecificATPcontentbasedontotalvolatile solids (VS)inlowerzone ( 0 .0 4 6mgATP/gVSaverage)ismuchlowerthanthatinupzone ( 0 .62mgATP/gVSaverage)duetohighcontentofinactivebiomassandhighpHinlowerzone .TheSATPinupzoneincreasesasHRTincreasesandapproachestoa maximumvalueof 0 .85mgATP/gVSatHRTof 7h ,thendecreases .ItshowsmostofthetotalVSinupzonerepresentactive bacterialbiomassatHRTof 7h .Rateofsubtractutiliz*** effectofHRTonSATPinlowerzoneisnotassignificantasonSATPinupzone .ThebuffercapacityofthethermophilicUASB reactorisverygood .ItistheactivityofsludgegranulesinlowerzonethatgivetheUASBreactorsuchagoodbuffercapacitytotheinlethighpH .