基于氮能源化的短程反硝化反应过程N_(2)O高度富集机制研究

Study on N_(2)O High Enrichment Mechanism of Short-cut Denitrification Process Based on Nitrogen Energy-Orientation

为促进生物脱氮过程中短程反硝化反应生成氧化亚氮,实现氮资源化的目的,介绍了硝化反硝化、短程反硝化的反应机理及短程反硝化反应常用的反应器,包括气提式反应器、间歇式活性污泥反应器、升流式污泥床反应器。指出了短程反硝化反应生产氧化亚氮的影响因素,分析了氧化亚氮的富集机制,为新工艺的开发提供了理论依据。

In order to promote the nitrous oxide of the short-cut denitrification reaction in biological removal of nitrogen process,and achieve the target nitrogen recycling,the study introduces the reaction mechanism of nitrification,denitrification and short-cut denitrification,and common reactor of denitrification reaction,including air lift,batch activated sludge and upwelling sludge bed reactor.Then the study points out the influencing factors of the generation of N_(2)O of short-cut denitrification reaction,analyzes the enrichment mechanism of N_(2)O,to provide theoretical basis for the development of new technology.