当代汽车尾气净化处理技术

Modern Automobile Exhaust purification Technology

汽车在现代化发展的进程中已经成人们生活中十分重要的一部分,在给人们带来生产与生活便利的同时,汽车尾气现也成为了环境污染的主要来源之一。经研究尾气污染物的主要有害成分为:一氧化碳、烃类和氮氧化合物。汽车尾气催化净化作为处理汽车尾气的主要手段越来越受到人们的关注。文章简述了汽车尾气净技术,同时从催化净化机理和催化效率几个方面进行了探讨,并对提出该领域待解决的问题及其发展前景。

Automobile has become an important part of people＇s life in the process of modernization,in the process of facilitating production and life,automobile exhaust has also became one of the main sources of environmental pollution.According to the study on the main harmful components of the exhaust pollutants,it is found that it mainly included：carbon monoxide,hydrocarbons and nitrogen oxides.As the main means to process automobile exhaust,catalytic purification has draw more and more attention.This paper briefly expounded automobile exhaust purification technology and made some investigation from catalytic purification mechanism,catalyst efficiency and other aspects.And to put forward the problems in this field waiting to be solved and its development prospect.