天津市汉沽区污水库改造工程  

RENOVATION PROJECT OF SEWAGE RESERVOIR IN HANGU DISTRICT OF TIANJIN

作　　者：薛文源[1] 

机构地区：[1]中国市政工程华北设计院

出　　处：《中国给水排水》1993年第5期25-28,共4页China Water & Wastewater

摘　　要：天津市汉沽区污水库改造工程占地约359万m^2,总库容约688万m^3,处理水量5万m^3/d。采用厌氧—兼性—好氧工艺,预处理采用自然沉淀法。污水性质以工业污水为主,主要是化工废水,经处理后COD_(cr)为120mg/L、BOD_5 30mg/L、氨氮5mg/L、总磷1mg/L,为保证净化效果在兼性塘增设风力曝气装置。The land occupied for the renovation project of sewage reservoir in Hangu District of Tianjin is about 359 ha. with total volume of 6880600m3. It has a loading rate of 50000m3/d,and adopts anaerobic -facultative-aerobic process for pretreatment. The sewage is characterized by industrial wastewater, mainly chemical wastewater. The treated effluent has CODcr of 120mg/L, BOD5 30mg/L, NH3-N5mg/L,TP 1mg/L. A wind driven aeration unit shall be set up in facultative pond to ensure the purification result.

关 键 词：污水库 工业废水 改造 天津 

分 类 号：X703[环境科学与工程—环境工程]