低温SCR脱硝催化剂的研究进展

Research progresses of low temperature SCR denitration catalyst

低温SCR技术可减少由高温和高尘引起的SCR催化剂的磨损、堵塞等。通过综述各类低温脱硝催化剂的研究现状,着重介绍了金属氧化物催化剂的制备方法以及载体、活性中心对脱硝率的影响和相关脱硝机理,总结了低温脱硝技术存在的问题并阐明了后续的发展方向。

Low temperature SCR technology can reduce the wear and blockage of SCR catalysts caused by high temperature and dust.By reviewing the research status of various low temperature denitration catalysts,the preparation methods of metal oxide catalysts,the effects of carriers and active sites on denitration and the related denitrification mechanism are emphatically introduced.The problems of low temperature denitration technology are summarized,and the subsequent development direction is clarified.