载体在富营养化水体脱氮中的应用现状及发展趋势

Current Application Status and Development Trend of Bio-carriers in Denitrification of Eutrophic Water

生物膜法是污水生物脱氮常见技术之一,而载体决定了生物膜特征和生物脱氮效果,载体研发是目前研究的热点.文章概述了载体在富营养化水体脱氮过程中的应用现状和存在问题,探讨了载体在生物脱氮研究领域的热点技术,分析了新型载体研发的技术原理,讨论了载体在富营养化水体脱氮过程中需要解决的难题,为生物膜法水体脱氮研究提供一定的参考和借鉴.

Biofilm method is one of the common techniques for biological nitrogen removal from sewage.The carrier determines the characteristics of biofilm and the effect of biological nitrogen removal,which is a hot topic today in research and development.This paper summarizes the current status and existing problems of carrier denitrification in eutrophic water;discusses the hotspot technology of denitrification carriers with analysis of their developmental and technical principles;points out problems need to be solved in the process of denitrification;and provides some reference for the study of it by biofilm method.