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Abstract:
采用SBR好/缺氧工艺,考察了好氧饥饿对于丝状菌膨胀污泥中硝化细菌活性及污泥性能的影响。结果表明,14 d的好氧饥饿过程(无外加底物,保持曝气)中,氨氧化细菌(ammonia-oxidizing bacteria,AOB)表现出更高的饥饿敏感性,其好氧衰减速率[(0.42±0.06)d-1)高于亚硝酸盐氧化菌(nitrite-oxidizing bacteria,NOB)的好氧衰减速率[(0.34±0.05)d-1]。恢复阶段初期,系统出现了明显的亚硝酸盐积累现象,这主要归因于AOB具有在环境发生改变时做出快速反应的能力,具体体现在AOB较NOB具有更高的活性恢复速率上。此外,好氧饥饿能够快速...
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化工学报
Year: 2015
Issue: 03
Volume: 66
Page: 1142-1149
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
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Chinese Cited Count:
30 Days PV: 3