| 美人蕉人工湿地对城市生活污水的净化研究 |
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| 引用本文： | 曹优明.美人蕉人工湿地对城市生活污水的净化研究[J].环境科学与技术,2009,32(7). |
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| 作者姓名： | 曹优明 |
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| 作者单位： | 重庆文理学院化学与环境科学系,重庆,402168 |
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| 基金项目： | 重庆市教委科学技术研究项目 |
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| 摘 要： | 研究了在土壤、黄沙、粉煤灰3种基质不同组合中的美人蕉人工湿地对城市生活污水的净化效率,并探讨了流量对城市生活污水中各污染物去除效率的影响。研究结果表明:流量对美人蕉系统处理污水效果的影响较大,实验中3L/d流量处理效果较好,对污水的综合净化效率较高;基质装填顺序对TP、TN的去除率有一定影响,而对NH3-N的去除影响不大。美人蕉系统对生活污水中COD、NH3-N、TN、TP和浊度去除效果都较好,对NH3-N的去除率高达99%,美人蕉人工湿地对城市生活污水的净化能力强。
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| 关 键 词： | 城市生活污水 美人蕉 人工湿地 去除率 |
Canna Artificial Wetlands for Urban Wastewater Treatment |
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| CAO You-ming.Canna Artificial Wetlands for Urban Wastewater Treatment[J].Environmental Science and Technology,2009,32(7). |
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| Authors: | CAO You-ming |
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| Institution: | Department of Chemistry and Environment Science;Chongqing University of Arts and Science;Chongqing 402168;China |
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| Abstract: | Canna artificial wetland for purification of urban wastewater purification in different combinations of soil,yellow sand and pulverized coal ash was studied,and impact of flow on removal efficiency of various pollutants in urban wastewater was discussed.Results showed that flow had a great effect on wastewater treatment system,with the optimal flow of 3L/d for wastewater purification.Matrix filling order had certain impact on removal efficiency of TP and TN while little impact on NH3-N.Canna system was effi... |
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| Keywords: | urban wastewater Canna artificial wetland removal efficiency |
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