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Author:

高永青 (高永青.) | 彭永臻 (彭永臻.) (Scholars:彭永臻) | 张晶宇 (张晶宇.) | 王淑莹 (王淑莹.) (Scholars:王淑莹) | 巩有奎 (巩有奎.)

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CQVIP PKU CSCD

Abstract:

针对剩余污泥水解酸化产生大量多糖、蛋白质和VFAs碳源的同时会有较高浓度的NH4+-N和PO34--P溶出的问题,考察了pH值和元素摩尔比对以沉淀法同时去除NH4+-N和PO43--P的影响。结果表明,最佳pH为9.0,当pH升高到10.0时NH4+-N去除率略有下降,在特定摩尔比范围内摩尔比对沉淀形成的影响大于pH值的影响;化学沉淀法应用于剩余污泥酸化液脱氮除磷的最适宜镁、磷、氮摩尔比为1.2∶0.8∶1,此时NH4+-N和PO43--P的去除率分别达到50%和93%以上,VFAs碳源损失率<8%。

Keyword:

脱氮除磷 摩尔比 剩余污泥酸化液 pH 沉淀

Author Community:

  • [ 1 ] 北京工业大学北京市水质科学与水环境恢复工程重点实验室

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Source :

环境工程学报

Year: 2011

Issue: 02

Volume: 5

Page: 241-245

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: 3

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