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Author:

彭永臻 (彭永臻.) (Scholars:彭永臻) | 邢立群 (邢立群.) | 金宝丹 (金宝丹.) | 王淑莹 (王淑莹.) (Scholars:王淑莹)

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incoPat zhihuiya

Abstract:

一种添加NaCl强化剩余污泥碱性发酵污泥减量的方法,属于污泥厌氧发酵、污泥减量技术领域。取SBR中试的剩余污泥为发酵装置启动污泥,经自来水淘洗后污泥指标为污泥浓度MLSS=9000~10000mg/L,且pH=7~8;然后将淘洗后的剩余污泥投加到3L以下的小型SBR装置中;配置2~4mol/L的NaOH溶液于碱药剂箱中,在小型SBR装置搅拌30~60min后,启动NaOH进药泵将NaOH打入小型SBR装置中。碱性条件既能促进剩余污泥的水解又能抑制产甲烷菌的活性;而碱性条件下高浓度Na+能够破坏EPS的结构,增加蛋白质和多糖的释放量,加快剩余污泥的自溶速度,从而达到剩余污泥减量的目的。

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Reprint Author's Address:

  • 彭永臻 王淑莹

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Patent Info :

Type: 发明申请

Patent No.: CN201410377886.1

Filing Date: 2014-08-03

Publication Date: 2014-12-10

Pub. No.: CN104193128A

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: 5

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