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The application study of Anoxic-submerged Oxic Membrane Bioreactor(A-SOMBR) treating landfill leachate

Abstract

垃圾渗滤液是垃圾储存和卫生填埋的产物,是一种有毒有害的高浓度有机废水,其控制和治理已经成为当前环境保护领域一项迫切的研究课题。膜生物反应器(MBR)处理工艺的研究、开发和应用已成为高浓度有机废水处理技术领域的重要发展方向。本论文从小试到中试,系统开展了缺氧-浸没式好氧膜生物反应器(A-SOMBR)处理垃圾渗滤液的特性研究,并考察了膜污染的过程。 A-SOMBR小试试验研究结果表明:在污泥培养驯化过程中,COD平均去除率高达92%,其中A段(吸附缺氧)的贡献平均占23.6%,O段(好氧)平均占50.7%,膜的贡献平均占15.3%;试验确定各操作参数最佳值依次为:DO为2-4mg/L,MLSS为...Landfill leachate from a composing field of a finished municipal waste landfill contains high concentration organic matters and toxic substrates. It has been one urgent task that the pollution control and treatment of landfill leachate for environmental engineers in nowadays. The research development and application of membrane bioreactor has gotten more attention in treating high concentration or...学位:工学硕士院系专业:化学化工学院材料科学与工程系_材料学学号:20043602

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