贫燃条件下净化汽车尾气中NO_x的还原催化剂研究现状  

Research Progress on Catalytic Removal of NO_x under Lean-burn Conditions

作　　者：郭锡坤[1] 张俊豪[1] 贺璇[1] 

机构地区：[1]汕头大学化学系

出　　处：《精细与专用化学品》2003年第21期3-5,12,共4页Fine and Specialty Chemicals

摘　　要：本文对贫燃条件下NOx 的催化净化进行了综述与探讨 ,着重评述各种催化剂的优缺点及国内外相关领域的科研开发与进展 ,提出开发贫燃条件下汽车尾气净化催化剂尚需解决的问题和今后的研究方向 。Catalytic removal of NO x under lean-burn conditions is summarized in this article. More particularly, the advantages and disadvantages of a variety of catalysts, development and progress in this field domestically and abroad are described. Some problems to be solved were pointed out in the development of the catalytic technologies. The future research work in this field is also discussed. At last, the probable useful catalyst in practice in future is put forward.

关 键 词：贫燃条件 净化处理 汽车尾气 NOx 还原催化剂 研究现状 

分 类 号：TQ426[化学工程]