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Abstract:
为实现对氮磷的高效同步去除,采用将缺氧后置的SBR工艺,以生活污水为处理对象,考察反硝化除磷工艺的启动与运行效果.结果表明,先通过短污泥龄(SRT)驯化富集聚磷菌(PAOs),再延长污泥龄并引入缺氧段,39d即可实现反硝化除磷工艺的启动,COD、TP、NH_4~+-N、TN去除率分别为92.9%、98.4%、100%和87.6%.进水COD与TN比(C/N)对系统氮磷去除有一定影响:C/N短暂的降低幅度不超过17.65%时,氮磷去除效率并没有明显变化;当超过33.3%时,脱氮除磷性能下降,但伴随着运行时间的延长,出水COD浓度减少,反硝化除磷菌(DPAOs)在PAOs比例也会提升,这在一定程度...
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中国环境科学
Year: 2016
Issue: 05
Volume: 36
Page: 1376-1383
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: 8
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