＂十二五＂国家第一次将氮氧化物和氨氮列入约束性指标,排放标准日趋严格,如何经济有效地控制NOX的排放量是我国乃至世界节能减排领域急需解决的关健问题。文章综述了国内外目前开发的液相络合脱除NOX的研究进展,重点分析了亚铁络合剂和钴络合剂脱硝机理,对研究和应用提出了展望。%Nitrogen oxides and ammonia nitrogen were first time listed in the binding index by country for 12th five-year plan.The effluent standard of NOx is strict day by day,the key issue to be soluted urgently is how to effectively,economically control NOx emission to meet energy-saving and emission reduction objective at home and abroad.The development of denitrogenation technologies following complex in aqueous solution over worldwide was summarized.The mechanism of denitrification by ferrous chelates solution and cobalt chelates solution were studied in detail.And the research and application of denitrogenation technologies in aqueous solution was prospected.
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