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Position: Home > Articles > Comparison of Purification Efficiency of Traditional and Improved Integrated Vertical Flow Constructed Wetlands System with Different Plants on Sewage Journal of Agro-Environment Science 2009,28 (10) 2161-2166

改进型和传统型复合垂直流人工湿地的净化效果研究

作  者:
张超兰;陈秀娟;韦必帽;李志刚;刘帅;李勤峰
单  位:
广西大学生态环境退化与修复工程技术研究中心;安徽南风环境工程技术有限公司
关键词:
复合垂直流人工湿地;生活污水;净化效果
摘  要:
通过构建传统型复合垂直流人工湿地系统(Integrated Vertical Flow Constructed Wetlands System:IVFCWS)和改进型复合垂直流人工湿地系统(Improved Integrated Vertical Flow Constructed Wetlands System:IIVFCWS),并在其中分别种植彩叶草-太阳草(Coleus blumei-Tonina fluviatilis:CT)和美人蕉-大水剑(Canna indica-Acorus calamus:CA),以无植物人工湿地系统为对照,比较研究不同植物组合下两种构型的人工湿地系统对生活污水的净化效果。结果表明,IIVFCWS对CODCr、NH4+-N、TN的净化效果显著优于IVFCWS,而对TP的去除效果则是IVFCWS较IIVFCWS强。有植物的人工湿地系统去除污染物的效果较无植物的对照系统好,其中彩叶草-太阳草组合湿地系统的去除效果较美人蕉-大水剑组合的强,分别为:CODCr的平均去除率在80.8%~52.8%之间;NH4+-N的去除率在93.6%~52.3%之间;TN的去除率在96.4%~67.6%之间,TP的平均去除率均达93.6%以上。
译  名:
Comparison of Purification Efficiency of Traditional and Improved Integrated Vertical Flow Constructed Wetlands System with Different Plants on Sewage
作  者:
ZHANG Chao-lan1,CHEN Xiu-juan2,WEI Bi-mao1,LI Zhi-gang1,LIU Shuai1,LI Qin-feng1(1.Research Center for Eco-environmental Degradation and Restoration Engineering Technology,Guangxi University,Nanning 530005,China;2.Anhui Nanfeng Environmental Engineering Technology Compernany,Anhui 230001,China)
关键词:
integrated vertical flow constructed wetlands;sewage;purification efficiency
摘  要:
Integrated Vertical Flow Constructed Wetlands System(IVFCWS)and Improved Integrated Vertical Flow Constructed Wetlands System(IIVFCWS)combined with Coleus blumei-Tonina fluviatilis(CT)and Canna indica-Acorus calamus(CA)were constructed,with nonplants IVFCWS and IIVFCWS as control.Their purification efficiencies on sewage were studied.The results indicated that:the removal efficiencies of chemical oxygen demand(CODC)r,ammonia nitrogen(NH4+-N)and total nitrogen(TN)of IIVCWS were higher,but total phosphorus(TP)was lower than that of IVCWS.Purification efficiency of the constructed wetlands system(CWS)with plants was higher than that of CWS with non-plants.And purification capacities of CODCr,NH4+-N,TN and TP of CWS with CT were higher than that of CWS with CA.The average removal ratios of CODCr,NH4+-N,TN and TP of different CWS were from 80.8% to 52.8%,93.6% to 52.3%,96.4% to 67.6% and above 93.6%,respectively.

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