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Abstract:
针对污水处理厂尾水TN去除问题,研究了电流对三维电极生物膜耦合硫自养脱氮工艺(3DBER-S)脱氮性能及菌群结构的影响.运行结果表明:在进水pH为7.0~7.5,ρ(NO_3~--N)为35 mg/L,ρ(C)/ρ(N)为1,HRT为12h条件下,电流由60 mA增大到800 mA,NO_3~--N和TN去除率变化不明显,分别稳定在87%和76%左右;随电流增大,体系氢自养反硝化作用所占比例由22.8%逐渐上升到74.4%.基于nirS基因的克隆文库结果表明:3DBER-S中与异养、硫自养和氢自养反硝化功能菌属相似的细菌均占有一定比例;随电流增大,与氢自养反硝化功能菌属相似的细菌所占比例增大....
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北京工业大学学报
Year: 2015
Issue: 06
Volume: 41
Page: 919-925
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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