江南某小城镇污水处理工程实例  

Engineering Case of Sewage Treatment Project in a Small Town in South of Yangtze River

作　　者：熊芳芳[1] 杨婷[2] 万永仙[1] 杨鹏[1] 杨海亮 马三剑[1] 

机构地区：[1]苏州科技学院环境科学与工程学院,江苏苏州215011 [2]中科院建筑设计研究院,北京100080 [3]苏州苏特环境工程有限公司,江苏苏州215011

出　　处：《中国给水排水》2015年第20期97-100,共4页China Water & Wastewater

摘　　要：江南某小城镇污水处理厂采用预处理/初沉消化池/(A/O)生化池/液氯消毒工艺,出水COD≤50 mg/L、BOD_5≤10 mg/L、SS≤10 mg/L、TP≤0.5 mg/L,达到了《城镇污水处理厂污染物排放标准》(GB 18918—2002)的一级A标准。运行表明,该工艺具有基建投资省、运行费用低、操作管理方便、处理效果稳定的特点。The combined process of pretreatment, primary sedimentation digestion tank, A/O bio- chemical tank and chlorine disinfection is used in the sewage treatment plant in a small town in South of Yangtze River. The concentrations of COD, BOD5, SS and TP in the effluent were equal to or less than 50 rag/L, 10 rag/L, 10 mg/L and 0.5 mg/L respectively, meeting the first class A criteria specified in the Discharge Standard of Pollutants for Municipal Wastewater Treatment Plant （GB 18918 -2002）. The combined process has the characteristics of low investment and operation cost, simple operation and management, and stable treatment effect.

关 键 词：小城镇污水 初沉消化池 A/O生化池 

分 类 号：X703.1[环境科学与工程—环境工程]