气体再燃还原NO_x机理的研究进展  

Progress in Study of NO_x Reduction Mechanisms by Gas Re-burning

作　　者：谢芳 张军[2] 

机构地区：[1]浙江蓝天求是环保集团有限公司,浙江杭州310012 [2]东南大学热能工程研究所,江苏南京210096

出　　处：《锅炉技术》2011年第6期37-40,44,共5页Boiler Technology

基　　金：国家自然基金国际合作项目(507211460649);华中科技大学煤燃烧国家重点实验室开发基金(200502)

摘　　要：介绍了再燃技术的原理及发展,分析比较了天然气、石油气、煤气、生物质气再燃技术的特点及脱硝效果,讨论了各种气体燃料的主要组成成分(烃根、CO、H2、XN等)在再燃脱硝时的反应机理;评述了O2/CO2燃烧技术控制NOx排放的机理;结合现有研究,提出了气体再燃还原NOx今后的研究方向。The mechanisms and the development of re-burning technology were presented.The technology features and the denitration effects of using natural gas,liquefied petroleum gas,coal gas,and biomass gas as re-burning fuel were analyzed and compared respectively.The denitration mechanisms of the main components of various re-burning gas fuels,including alkyl,CO,H2,XN etc,were discussed.Also,the NOx emission characteristics for O2/CO2 combustion were studies.The directions for further research were pointed out combineding with the existing re-burning researches.

关 键 词：能源与动力工程 NOx 再燃 气体燃料 O2/CO2燃烧技术 

分 类 号：TK33[动力工程及工程热物理—热能工程]