无锡市胡埭污水处理厂升级改造工艺设计

Process Design for Upgrading and Reconstruction of Hudai Wastewater Treatment Plant in Wuxi

无锡市胡埭污水处理厂升级改造工程实施规模为0.7×104m3/d,采用强化C-TECH二级生物脱氮除磷以及增加三级盘片式微过滤工艺进行工艺改造,出水达到《城镇污水处理厂污染物排放标准》(GB 18918—2002)中的一级A标准。介绍了升级改造工程处理工艺选择、工程设计参数、设备配置情况等,总结分析了升级改造工艺设计的技术特点和要求。

The design capacity of upgrading reconstruction project of Hudai WWTP in Wuxi is 0.7×10^4m^3/d. The enhanced C-TECH secondary treatment for nitrogen and phosphorus removal and is adopted, and a three-stage plate microfihration process is supplemented for upgrading and reconstruction. The effluent quality reaches the first level A criteria specified in Discharge Standard of Pollutants for Municipal Wastewater Treatment Plant （GB 18918 -2002）. The selection of treatment processes, design parameters and equipments collocation are presented. The technical characteristics and requirement of process design for upgrading and reconstruction are summarized and analyzed.