【摘要】 天津市津南区环兴污水处理厂升级改造工程设计规模为3×104m3/d,出水排放标准由《城镇污水处理厂污染物排放标准》(GB 18918—2002)的二级标准提升为一级B标准。改造工程设计采用A2/O工艺,出水水质达标。介绍了升级改造工程的设计、改造措施及运行情况。更多还原

【Abstract】 The design capacity of the upgrading and retrofitting project of Jinnan District Huanxing Wastewater Treatment Plant was 30 000 m3/ d,and the effluent discharge standards were upgraded from the second class criteria to first class B criteria specified in the Discharge Standard of Pollutants for Municipal Wastewater Treatment Plant( GB 18918- 2002). The project was designed to use A2/ O process,and the effluent quality met the discharge standards. The design,measures and operation of the upgrading and reconstruction project were introduced.更多还原