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Author:

高春娣 (高春娣.) | 韩徽 (韩徽.) | 侯春艳 (侯春艳.) | 王传德 (王传德.) | 李悦 (李悦.) (Scholars:李悦)

Indexed by:

incoPat zhihuiya

Abstract:

一种低碳氮比生活污水条件下启动短程硝化污泥微膨胀的方法,属于污水生物处理技术领域。在SBR反应器中接种短程硝化污泥;驯化7天恢复活性:SVI为60~80ml/g;启动短程硝化污泥微膨胀:第一阶段单周期运行方式为低溶解氧(DO浓度0.5±0.1mg/L)连续曝气,好氧时间为150~210min,在氨谷点即溶解氧突然上升时停止曝气,运行25天亚硝积累率大于85%且能维持稳定,进入第二阶段。此阶段运行方式为间歇曝气,单周期缺好氧交替运行3次且缺氧:好氧=30 : 60min,运行30天后能稳定维持短程硝化污泥微膨胀状态,SVI控制在180~230ml/g。本发明在低溶解氧条件下,以低碳氮比生活污水为进水,可以启动并稳定维持短程硝化污泥微膨胀,提高出水总氮和COD去除率,改善出水水质,节约曝气量和碳源。

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Patent Info :

Type: 发明申请

Patent No.: CN202010055695.9

Filing Date: 2020-01-17

Publication Date: 2020-05-05

Pub. No.: CN111099728A

Applicants: 北京工业大学

Legal Status: 撤回-视为撤回

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: 4

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