| 溶解氧和有机碳源对同步硝化反硝化的影响 |
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| 引用本文： | 周丹丹,马放,董双石,王宏宇,王鹤立.溶解氧和有机碳源对同步硝化反硝化的影响[J].环境工程学报,2007,1(4):25-28. |
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| 作者姓名： | 周丹丹 马放 董双石 王宏宇 王鹤立 |
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| 作者单位： | 1. 中国地质大学(北京)水资源与环境学院,北京,100083
2. 哈尔滨工业大学市政环境工程学院环境科学与工程系,哈尔滨,150090 |
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| 摘 要： | 利用SBR反应器,探讨了溶解氧(DO)和有机碳源(COD)对同步硝化好氧反硝化的影响.结果表明,DO范围在0.5～0.6 mg/L时最适合于同步硝化好氧反硝化脱氮.在同步硝化反硝化过程中出现了亚硝酸盐氮的积累,推断经由短程硝化反硝化途径.总氮的去除率随着COD/N(碳氮比)的增加而增加,当COD/N为10.05时,总氮去除率最高可达70.39%.继续增加碳氮比时,总氮去除率增加不多,并且还会导致硝化作用不完全.当存在足够的易降解有机碳源时,能发生完全的好氧反硝化作用.
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| 关 键 词： | 好氧反硝化 生物脱氮 同步硝化反硝化 溶解氧 有机碳源 同步硝化 短程硝化反硝化 影响 denitrification simultaneous nitrification organic carbon 发生 降解 存在 完全 硝化作用 碳氮比 去除率 总氮 断经 积累 亚硝酸盐氮 硝化过程 |
| 文章编号： | 1673-9108（2007）04-0025-04 |
| 修稿时间： | 2006-04-252006-12-10 |
Influences of DO and organic carbon on simultaneous nitrification and denitrification |
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| Zhou Dandan,Ma Fang,Dong Shuangshi,Wang Hongyu and Wang Heli.Influences of DO and organic carbon on simultaneous nitrification and denitrification[J].Techniques and Equipment for Environmental Pollution Control,2007,1(4):25-28. |
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| Authors: | Zhou Dandan Ma Fang Dong Shuangshi Wang Hongyu and Wang Heli |
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| Institution: | School of Water Resources and Environmental Science, China University of Geosciences,Beijing 100083,Department of Environmental Science & Engineering,School of Municipal & Environmental Engineering, Harbin Institute of Technology, Harbin 150090,Department of Environmental Science & Engineering,School of Municipal & Environmental Engineering, Harbin Institute of Technology, Harbin 150090,Department of Environmental Science & Engineering,School of Municipal & Environmental Engineering, Harbin Institute of Technology, Harbin 150090 and School of Water Resources and Environmental Science, China University of Geosciences,Beijing 100083 |
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| Abstract: | |
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| Keywords: | aerobic denitrification biological denitrification simultaneous nitrificaion and denitrification |
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