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    龚剑丽, 刘勇弟, 孙贤波, 何伟聪. 城市生活污水生化出水中有机物的臭氧氧化特性[J]. 华东理工大学学报(自然科学版), 2008, (3): 373-377.
    引用本文: 龚剑丽, 刘勇弟, 孙贤波, 何伟聪. 城市生活污水生化出水中有机物的臭氧氧化特性[J]. 华东理工大学学报(自然科学版), 2008, (3): 373-377.
    GONG Jian-li, LIU Yong-di, SUN Xian-bo, HE Wei-cong. Removal of Dissolved Organic Matters of Biologically Treated Municipal Wastewater Effluent During Ozonation[J]. Journal of East China University of Science and Technology, 2008, (3): 373-377.
    Citation: GONG Jian-li, LIU Yong-di, SUN Xian-bo, HE Wei-cong. Removal of Dissolved Organic Matters of Biologically Treated Municipal Wastewater Effluent During Ozonation[J]. Journal of East China University of Science and Technology, 2008, (3): 373-377.

    城市生活污水生化出水中有机物的臭氧氧化特性

    Removal of Dissolved Organic Matters of Biologically Treated Municipal Wastewater Effluent During Ozonation

    • 摘要: 考察了O3法对城市生活污水生化出水中溶解性有机物的去除效果以及二级出水中各类有机污染物的氧化特性.实验结果表明:O3法对于城市污水二级生化出水的UV254值具有较高的去除效率,20 min内即可达57.1%的去除率,COD去除速率较慢,150 min时去除率为62.5%,而DOC去除效果很差,150 min的去除率仅为36.1%.经氧化处理后,疏水性物质的浓度明显下降,其中非酸疏水物质则基本被氧化完全,而亲水性物质氧化效果很差.水中各类有机物的组成发生明显变化.对不同的有机物而言,其氧化去除速率为疏水性物质>弱疏水物质>亲水性物质.

       

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