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  • 标题:ALGAE SLURRY PRESSURED FILTRATION BY BIOLOGICAL AERATED FILTER:A LABORATORY SCALE STUDY
  • 本地全文:下载
  • 作者:Zhenhong Yang ; Jinxiu Dong ; Liang Liu
  • 期刊名称:Fresenius Environmental Bulletin
  • 印刷版ISSN:1018-4619
  • 出版年度:2021
  • 卷号:30
  • 期号:6
  • 页码:6827-6832
  • 语种:English
  • 出版社:PSP Publishing
  • 摘要:Algal bloom in lakes and reservoirs caused by eutrophication has raised wide public concerns in recent years. In this investigation, algae leachate was treated using a biological aerated filter(BAF)on laboratory scale for the first time,and the effect of hydraulic loading had been studied. The results showed that the optimum hydraulic loading was 0.65m³/(m²×h).At the optimal hydraulic loading of 0.65m³/(m²×h), the average values of COD, NH4+-N,TN, TP and MC-LR in effluent were 29.04mg/L. 36.33mg/L,5.07mg/L and 0.57mg/L respectively, and the average removal efficiencies were 45.5%. 90.8%.40.52%,15.4% and 77.1% respectively. The concentrations of COD and ammonia nitrogen for the effluent both achieved Standard A of the "Discharge standard of pollutants for municipal wastewater treatment plant" and MC-LR of the effluent was lower than the limit of the"Standards for drinking water quality" of China.
  • 关键词:Cyanobacteria;Algae leachate;Biological aerated filter;Microcystins
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