高浓度氨氮废水脱氮技术研究进展_何岩

高浓度氨氮废水脱氮技术研究进展_何岩Researchprocessonthedenitrogenationofhighlyconcentratedammonium-nitrogenwastewaterHeYan,ZhaoYoucai,ZhouGongming(StateLaboratoryofPollutionControlandResourceReuse,TongjiUniversity,Shanghai200092,China)高浓度氨氮废水脱氮技术研究进展何岩,赵由才,周恭明(同济大学污染控制和资源化研究国家重点实验室,上海200092)[摘要]结合高浓度氨氮废水的特点,评述了主要的氨氮处理技术,包括折点氯化法、吹脱法、选择性离子交换法、化学沉淀法及传统生物脱氮技术,同时还评述了硝化反硝化、亚硝酸型硝化反硝化、厌氧氨氧化以及亚硝酸型硝化-厌氧氨氧化等新型生物脱氮技术,介绍了它们的处理原理、研究现状、适宜条件和需要解决的问题,同时指出了高浓度氨氮废水处理技术今后的发展方向。[关键词]氨氮废水;脱氮技术;生物脱氮[中图分类号]X703.1;TQ314.253[文献标识码]A[文章编号]1005-829X(2008)01-0001-03Abstract:Inviewofthecharacteristicsofhighlyconcentratedammonium-nitrogenwastewater,thetreatmenttechniquesofammonium-nitrogenaremainlyreviewed,consistingofbreakpointchlorination,airstripping,selectiveionexchange,chemicalprecipitation,conventionalbiologicaldenitrogenationprocess.Thetreatingprinciples,currentresearchstatus,suitableconditionsandproblemstobesolvedofnitrificationanddenitrification,nitritationanddenitrification,anaerobicammoniumoxidationandnitritation/anammox,