阐述了轻型柴油机尾气主要污染物NOx和PM的后处理方法,对柴油机尾气催化氧化常用的贵金属催化剂以及NO-DOC新技术进行了介绍。探讨了目前柴油机尾气催化剂存在的主要问题和解决方法。
The post-processing methods for the main light-duty diesel exhaust pollutants of NOx and PM were described, and the noble metal catalysts used in catalytic oxidation and NO-DOC new technology were introduced. The main problems existing in current diesel exhaust catalysts and the solutions to these problems were also discussed.