摘要
阐述了车用柴油机尾气排放物中有害物质的生成机理与危害．并简要介绍了当前发动机机内与机外净化措施，重点对处理NOx的SCR尿素选择性还原技术和处理PM的微粒捕集器及其再生技术进行了探讨。
It expatiates the formation mechanism and harm of harmful substance from diesel engine emission for vehicle use,and briefly introduces the purification measures of current engine internal and external,mainly discusses about the SCR Urea selectivity restoring technique of Nox treatment and particle filter of PM treatment and its regeneration technique.
出处
《客车技术》
2008年第6期7-12,共6页
Bus Technology
关键词
柴油机
排放
控制
氦氧化合物
微粒
选择性还原
微粒捕集
Diesel engine
Emission
Control
Netrogen oxides compound
Particle
Selectivity restore
Particle filter
