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Issue:
Preliminary Discussion on the Mechanism of Aerobic Granular
Author(s):
ZHOU Xun-ping
,
LI Shang-ke
,
CHEN Guang-cong
Pages:
97
-
99
Year:
2006
Issue:
6
Journal:
ENVIRONMENTAL SCIENCE AND MANAGEMENT
Keyword:
好氧颗粒污泥
;
周期性的好氧饥饿
;
水力剪切力
;
胞外多糖
;
Abstract:
在生物水处理技术中,好氧颗粒污泥有很好的应用前景.好氧颗粒污泥是在好氧条件下自发形成的生物自固定颗粒,具有较高的生物量、良好的沉淀性能和在高容积负荷条件下降解高浓度有机废水的良好生物活性.它的形成机制初步认为是SBR运行模式、胞外多糖及水力剪切力等共同作用的结果.文章综述了SBR运行模式中选择压、周期性的好氧饥饿对颗粒污泥形成的作用,以及胞外多糖、水力剪切力对好氧颗粒污泥形成与稳定性关系的重要影响.
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