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芦竹潜流人工湿地对微污染河水的净化效果

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在野外构建芦竹水平潜流人工湿地,考察其对西南山地地区小城镇微污染河水的净化效果.结果表明,在进水流量为0.75 m3/d、HRT为2d的条件下,芦竹人工湿地对河水有较好的净化效果,对CODMn、TN、NH4+-N及TP的平均去除率分别为34.1%、63.5%、73.4%、70.7%,而空白人工湿地的平均去除率仅为22.2%、32.7%、52.2%、36.6%,说明芦竹的存在促进了人工湿地对微污染河水的净化效果.
Purification Efficiency of Micro-polluted River Water by Horizontal Subsurface-flow Constructed Wetland with Arundo Donax
In order to investigate the purification efficiency of micro-polluted river water in small southwestern cities and towns by constructed wetlands, two horizontal subsurface-flow constructed wetlands with and without Arundo donax were constructed. The results showed that when the inflow was 0. 75 m /d, and the hydraulic retention time was 2 d, the average removal rates of CODMn, TN, NH4+ - N and TP were 34. 1% , 63. 5% , 73. 4% and 70. 7% in the wetland with Arundo donax, and were 22. 2% , 32. 7% , 52. 2% and 36. 6% in the unplanted wetland. The existence of Arundo donax in wetland could improve the purification efficiency of the micro-polluted river water.

Arundo donaxhorizontal subsurface-flow constructed wetlandmicro-polluted river waterpurification efficiency

谢伟丹、谢飞、黄磊、高旭、陈俊宏、马晓霞、郭劲松

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重庆大学城市建设与环境工程学院,重庆400045

重庆市河道管理站,重庆401147

芦竹 水平潜流人工湿地 微污染河水 净化效果

国家科技支撑计划重庆市环境保护局环保科技计划项目

2012BAJ25B092011第12号

2012

中国给水排水
中国市政工程华北设计研究院 国家城市给水排水工程技术研究中心

中国给水排水

CSTPCDCSCD北大核心
影响因子:0.788
ISSN:1000-4602
年,卷(期):2012.28(21)
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