【摘要】 稀燃车用催化剂是汽车尾气净化催化剂今后发展的方向 ,在稀燃条件下如何处理NOx是稀燃车用催化剂面临的巨大挑战。本文详细地评述了近年来国内外在这方面的研究工作 ,包括选择催化还原催化剂、存储还原催化剂和组合多功能催化剂的研究进展。更多还原

【Abstract】 Lean-burn automotive catalyst is the tendency of investigation on automobile catalyst for purifying exhaust emission.It is a tremendous challeng for catalysts to reduce NOx on excessive oxygen condition.The historical development of catalysts from oxidizing catalyst to lean-burn catalyst was briefly reviewed and the latest advances in lean-burn automotive catalysts all over the world was highlighted in the present paper.The topics include NOx selective catalytic reduction catalyst,NOx storage reduction catalyst and uulti-function combinatorial catalyst.更多还原