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两点进水条件下多种A~2/O工艺的运行效果
引用本文:刘伟京,张龙,张双圣,吴伟,涂勇.两点进水条件下多种A~2/O工艺的运行效果[J].环境污染治理技术与设备,2011(6):1294-1296.
作者姓名:刘伟京  张龙  张双圣  吴伟  涂勇
作者单位:[1]南京理工大学化工学院,南京210094 [2]江苏省环境科学研究院,南京210036 [3]中国矿业大学环境与测绘学院,徐州221116
基金项目:国家重大科技专项“水体污染控制与治理”课题(2008ZX07313-005,2008ZX07101-003)
摘    要:在两点进水的条件下采用A2/O工艺处理化工园区废水厌氧水解出水,分析配水比对A2/O工艺处理效果的影响,以及在最优配水条件下,各类A2/O工艺处理废水的实际效果。结果表明,在厌氧段-缺氧段的配水比为30%~70%时,A2/O工艺的处理效果最好。在两点进水条件下的各类A2/O工艺中,倒置A2/O和改良A2/O比常规A2/O工艺具有更好的废水处理效果。

关 键 词:化工园区废水  两点进水  A2/O工艺  同步脱氮除磷

Operation effect of different A~2/O processes under two-point influent conditions
Liu Weijing,Zhang Long Zhang Shuangsheng Wu Wei Tu Yong.Operation effect of different A~2/O processes under two-point influent conditions[J].Techniques and Equipment for Environmental Pollution Control,2011(6):1294-1296.
Authors:Liu Weijing  Zhang Long Zhang Shuangsheng Wu Wei Tu Yong
Institution:1.School of Chemical Engineering of Nanjing University of Science and Technology,Nanjing 210094,China;2.Jiangsu Provincial Academy of Environmental Science,Nanjing 210036,China;3.School of Environment and Spatial Informatics,China University of Mining and Technology,Xuzhou 221116,China)
Abstract:A comprehensive wastewater after hydrolytic acidification from chemical industrial park was treated under two-point influent conditions.Influence of water-distributing on A2/O process was analyzed,as well as the treatment effect of different kinds of A2/O process under the optimal two-point influent conditions.The results showed that the optimum ratio of water-distributing was 30%~70%(anaerobic stage-anoxic stage) in two-point influent A2/O process.Moreover,the inverted A2/O process and the modified A2/O process exhibited an improved effect compared with A2/O process under the two-point influent conditions.
Keywords:wastewater from chemical industrial park  two-point influent  A2/O process  simultaneous removal of nitrogen and phosphorus
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