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Author:

彭永臻 (彭永臻.) | 段晨雪 (段晨雪.) | 张琼 (张琼.) | 李家麟 (李家麟.) | 冯婉仪 (冯婉仪.) | 王淑莹 (王淑莹.)

Indexed by:

zhihuiya

Abstract:

一种短程硝化‑短程反硝化双耦合厌氧氨氧化高效脱氮的方法与装置属于污水处理领域。生活污水进入第一SBR去除大部分有机物,出水进入第二SBR经厌氧‑好氧‑缺氧运行,第二SBR每隔一个周期排放一次絮体污泥淘洗硝化细菌并利用污泥强化投入第一SBR的剩余污泥作为短程硝化污泥的来源。AOB优先生长于NOB,使第二SBR中的短程硝化逐渐恢复,并且投泥加入的异养反硝化菌能够在缺氧段将硝态氮还原为亚硝态氮,两条亚硝态氮供给途径强化了主流厌氧氨氧化,实现了短程硝化‑短程反硝化耦合厌氧氨氧化,实现了深度脱氮。此方法对于短程硝化的启动、维持和恢复有指导意义,节省了能耗,大大提高了城市污水脱氮效率。

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Patent Info :

Type: 发明申请

Patent No.: CN202311221033.4

Filing Date: 2023-09-21

Publication Date: 2023-12-01

Pub. No.: CN117142649A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

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ESI Highly Cited Papers on the List: 0 Unfold All

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30 Days PV: 0

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