| AAO工艺反硝化生物滤池中氨氮去除的影响因素研究 |
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| 引用本文： | 闫志谦,程艳坤,霍鹏,康爱彬,范继业.AAO工艺反硝化生物滤池中氨氮去除的影响因素研究[J].安徽农业科学,2011,39(30):18613-18615. |
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| 作者姓名： | 闫志谦 程艳坤 霍鹏 康爱彬 范继业 |
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| 作者单位： | 河北化工医药职业技术学院化学与环境工程系,河北石家庄,050026 |
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| 基金项目： | 河北省科技支撑计划项目(10276730) |
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| 摘 要： | 目的]介绍水解酸化-缺氧-好氧（AAO）工艺处理氨氮的方法。方法]介绍了生物脱氮技术-反硝化脱氮技术,并分析了监测水温、pH、DO、SS、停留时间等因素对氨氮去除效果的影响,最终确定了最佳试验条件。结果]厌氧池中需投加甲醇来补充反硝化菌进行同化代谢时需要的碳源;厌氧池中反硝化菌以pH 6.5～8.0为最佳;污水处理厂的温度对反硝化菌无太大影响;反硝化停留时间以8 h为宜。结论]为城镇污水处理厂出水氨氮能达到新的排放标准提供了参考。
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| 关 键 词： | 城市污水处理厂 反硝化生物脱氮 缺氧 氨氮 |
Study on Influencing Factors for Ammonia Nitrogen Removal of AAO Denitrification Aerated Filter |
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| YAN Zhi-qian et al.Study on Influencing Factors for Ammonia Nitrogen Removal of AAO Denitrification Aerated Filter[J].Journal of Anhui Agricultural Sciences,2011,39(30):18613-18615. |
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| Authors: | YAN Zhi-qian |
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| Institution: | YAN Zhi-qian et al(Department of Chemical and Environmental Engineering,Hebei Chemical and Pharmaceutical Vocational Technology College,Shijiazhuang,Hebei 050026) |
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| Abstract: | Objective] The aim was to introduce a hydrolytic acidification-anoxic-aerobic(AAO) process for the treatment of ammonia nitrogen.Method] The technology of biological nitrogen removal and denitrification technology was introduced.Effects of some factors like monitoring temperature,pH,DO,SS and time on the removal of ammonia nitrogen were studied,and the optimal experimental conditions were determined finally.Result] Methanol should be added into anaerobic tank to supply the carbon source used by denitrify... |
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| Keywords: | Urban sewage treatment plant Denitrification biological nittrogen removal Anoxic Ammonia nitrogen |
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