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污泥回流的控制及对TP去除的影响

Control of Returned Sludge and Its Impact on TP Removal
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摘要 北京市顺义区污水处理厂回流污泥比例偏大导致厌氧池DO偏高,造成聚磷菌无法充分释放磷,增殖缓慢,进而造成生物除磷能力不高。通过减少回流污泥比、回流污泥质量浓度,有效降低了厌氧池和缺氧池的DO浓度,保证了厌氧环境。同时调整沉淀池内污泥层高度为0.5~0.7 m,确保了出水磷的达标排放,同时也节约了0.5%~1%的电量损耗。
作者 陈建华 李啸华 李乘 马晓春 Chen Jianhua;Li Xiaohua;Li Cheng;Ma Xiaochun
出处 《市政技术》 2019年第3期218-219,234,共3页 Journal of Municipal Technology
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