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Study Progress in Methods to Improve the Ability of Denitrification in a Subsurface Flow Constructed Wetland
Author(s): 
Pages: 77-79
Year: Issue:  9
Journal: ENVIRONMENTAL SCIENCE AND MANAGEMENT

Keyword:  潜流式人工湿地脱氮工艺优化;
Abstract: 潜流式人工湿地能够有效地去除含碳有机污染物,但一般对含氮污染物的去除效果相对较弱.针对这一问题,在参考国内外前人研究的基础上,总结并提出了提高污水中氮去除率的方法.指出应根据实际情况选择合适的植物和基质来构造湿地系统,通过增加一些必要的工程措施和改变一些管理手段如间歇运作及其他方法可增加湿地系统内部的溶解氧量来创造去除氮所需环境,还可通过对湿地系统进行工艺优化设计等措施来提高潜流式人工湿地氮去除率.
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