MBR处理生活污水的效果研究  

Study on the treatment of domestic sewage by MBR

作　　者：熊瑞林[1] 陈吕军[1,2] 刘锐[2] 李荧[2] 

机构地区：[1]清华大学环境科学与工程系,北京100084 [2]浙江清华长三角研究院生态环境研究所,嘉兴314050

出　　处：《给水排水》2008年第S1期16-19,共4页Water & Wastewater Engineering

摘　　要：采用设计流量为120m3/d的一体式膜生物反应器处理北京某小区的生活洗涤废水,出水回用于该小区冲厕。通过3个月的水质监测结果表明:工艺出水稳定,水质良好,无色无味,CODCr≤50mg/L,BOD5≤10mg/L,TN≤10mg/L,TP≤1mg/L,细菌总数≤100个/L,符合《城市污水再生利用城市杂用水水质》(GB/T18920—2002)的要求。整个系统的抗冲击负荷能力强,其容积负荷为0.38～2.23kgCODCr/(m2.d),污泥负荷在0.08～1.48kgCODCr/(kgVSS.d)。A pilot scale submerged membrane bioreactor with capacity of 120 m3/d is operated to treat domestic sewage,and the effluent is used for washroom.Through three months water quality monitoring,the effluent is stable,excellent,no color and no odor with CODCr≤50 mg/L,BOD5≤10 mg/L,TN≤10 mg/L,TP≤1 mg/L,the total number of bacteria ≤100 per L,and could meet the quality standard for reused wastewater issued by the Ministry of Construction.The membrane biological process is resistant to shock loading.Volumetric and...

关 键 词：膜生物反应器(MBR) 生活污水 污水回用 

分 类 号：X703[环境科学与工程—环境工程]