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Author:

王淑莹 (王淑莹.) (Scholars:王淑莹) | 曹贵华 (曹贵华.) | 汪传新 (汪传新.) | 彭永臻 (彭永臻.) (Scholars:彭永臻)

Indexed by:

incoPat zhihuiya

Abstract:

一种处理低浓度废水高效同步脱氮除磷的方法,属于生化法污水生物处理技术领域。针对低浓度废水存在污染物浓度低、进水C/N低特点,而传统A/O工艺处理该类污水碳源利用率低、同步脱氮除磷效果不佳、能耗较高等缺点,本发明将传统A/O工艺与分段进水技术结合,通过将A/O工艺缺氧段增加一道隔墙,变成前置预缺氧段和厌氧段,污泥回流至预缺氧反硝化段;硝化阶段改良为缺氧/好氧交替运行模式,同时将原水分点进入各缺氧段和厌氧段。通过控制四点进水流量比以及控制第一好氧段DO为1.5-2mg/L、第二好氧段和第三好氧段DO为1.0-1.5mg/L,可实现对低浓度城市污水进水碳源有效利用率达77%以及出水达一级A排放标准。

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Reprint Author's Address:

  • 王淑莹 彭永臻

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Patent Info :

Type: 发明申请

Patent No.: CN201210140591.3

Filing Date: 2012-05-08

Publication Date: 2012-09-26

Pub. No.: CN102690019A

Applicants: 北京工业大学

Legal Status: 驳回

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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