生物滤池脱氮除磷研究进展

生物滤池脱氮除磷研究进展生物滤池脱氮除磷研究进展①刘智萍,方芳,郭劲松(重庆大学城市建设与环境工程学院,重庆400045)摘要:主要介绍了近年来国内外在生物滤池脱氮除磷方面的研究进展,具体阐述了生物滤池硝化-反硝化工艺的影响因素、短程脱氮、除磷以及同步脱氮除磷方面的最新研究进展。同时指出,进一步改进与优化滤池工艺及提高生物滤池脱氮除磷效果是今后的重点研究内容。关键词:生物滤池;硝化-反硝化;短程硝化-反硝化;除磷中图分类号:X703文献标识码:A文章编号:1006-7329(2004)05-0123-06ReviewonNitrogenandPhosphorusRemovalbytheBio-filterLIUZhi-ping,FANGFang,GUOJin-song(CollegeofUrbanConstructionandEnvironmentalEngineering,ChongqingUniversity,Chongqing400045,P.R.China)Abstract:Inthispaper,thenewdevelopmentofnitrogenandphosphorusremovalbybio-filterinhomeandabroadissummarized.Thefactorsinfluencingthenitrification-de-nitrification,nitration-denitration,phosphorousremovalandsimultaneousnitrogenandphosphorusremovalinbio-filterreactorarereviewed.Itispointedoutthatfurtherimprovingtheoperation,enhancingtheeffectofnitrogenandphosphorusremovalandadvancingtheprocessofbio-filteristheaimofstudyinthefuture.Keywords:bio-filter;nitrification-de-nitrification;nitration-denitration;phosphorusremoval生物滤池作为一种古老而又充满生机的污水处理工艺,具有单位体积所含生物量高、不