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出 处:《中国给水排水》2015年第18期86-89,共4页China Water & Wastewater
摘 要:保定市污水处理厂升级改造工程对保定市城区三座污水处理厂进行整体改造,将原有A/O工艺的生物反应池改造为Bardenpho工艺与MBBR(移动床生物膜反应器)工艺相结合的生物反应池,并使新建生物反应池与原池并联运行;另外,新建除磷用的聚合铝加药间和用于反硝化外加碳源的醋酸钠加药间,新建活性砂滤池、纤维转盘滤池以进一步去除SS、BOD_5及TP。运行结果表明,Bardenpho工艺与MBBR工艺结合效果良好,实现了污水厂不停产改造并且取得了较好的脱氮效果。Three sewage treatment plants in Baoding urban area were reconstructed. The original A/O process was reconstructed into a combined process of Bardenpho process and MBBR. New biological reaction tanks were operated in parallel with the original tanks. Polyaluminium chloride dosing rooms for phosphorus removal and sodium acetate dosing rooms for denitrification were newly constructed. Active sand filters and fiber rotary filters were newly built to further remove SS, BOD5 and TP. The operating re- sults showed that the combined effect of Bardenpho process and MBBR was excellent, the reconstruction of the sewage treatment plants was performed in the case of non-stop production, and good denitrification effect was achieved.
关 键 词:污水处理厂 升级改造 A/O工艺 Bardenpho工艺 MBBR工艺
分 类 号:X703[环境科学与工程—环境工程]
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