吸附法处理氨氮废水研究进展

摘要

The merits and demerits of various kinds of commonly used ammonia nitrogen adsorption materials——biomass carbon, bentonite and fly ash, are briefly introduced;The mechanism of adsorption removal of ammonia nitrogen from wastewater by ammonia nitrogen adsorption was analyzed;The research progress of adsorption of ammonia nitrogen by different adsorbent materials at home and abroad was described;The differences between different adsorbent materials and different modification methods in removal rate and adsorption amount of ammonia nitrogen were compared;The future research direction of adsorption removal of ammonia nitrogen from wastewater is prospected;The mechanism and related application of adsorption method to remove ammonia nitrogen from wastewater need further study.%简介了常用的吸附氨氮材料——沸石、生物质炭、膨润土、粉煤灰等在吸附功能上的优缺点;分析了氨氮吸附材料吸附去除废水中氨氮的作用机制;阐述了国内外不同吸附材料吸附氨氮的研究进展;比较了不同吸附材料及不同改性方法在氨氮去除率和氨氮吸附量上的区别;展望了吸附法去除废水中氨氮的未来研究方向;吸附法去除废水中氨氮的机理及相关的应用研究还有待进一步研究.