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柴油机排气后处理技术最新进展与发展趋势
引用本文:董红义,帅石金,李儒龙,王建昕.柴油机排气后处理技术最新进展与发展趋势[J].小型内燃机与摩托车,2007,36(3):87-92.
作者姓名:董红义  帅石金  李儒龙  王建昕
作者单位:清华大学汽车安全与节能国家重点实验室,北京,100084
摘    要:柴油机在节能和降低CO2方面具有突出的优势,但如何在不牺牲经济性的前提下有效地降低颗粒物(PM)和氮氧化物(NOx)排放,以满足未来愈来愈严的排放法规,是柴油机未来发展面临的主要挑战。本文在分析柴油机后处理技术路线的基础上,回顾了柴油机PM和NOx排放后处理控制技术的最新进展,综述了不同技术存在的问题和进一步的发展方向,总结了PM和NOx控制的整合技术。

关 键 词:柴油机氧化催化器  颗粒捕集器  选择性催化还原  吸附-催化还原
文章编号:1671-0630(2007)03-0087-06
修稿时间:2006-08-18

State-of-the - art and Development of Diesel Engine Aftertreatment Technologies
Dong Hongyi,Shuai Shijin,Li Rulong,Wang Jianxin.State-of-the - art and Development of Diesel Engine Aftertreatment Technologies[J].Small Internal Combustion Engine and Motorcycle,2007,36(3):87-92.
Authors:Dong Hongyi  Shuai Shijin  Li Rulong  Wang Jianxin
Affiliation:Beijing 100084
Abstract:Though Diesel engine has low fuel consumption and CO2 emission,how to efficiently decrease the PM and NOx emission while not effect engine efficiency is the main challenge of diesel engine future development.In this paper,firstly the diesel engine emission control strategy is summarized,then the most representative technology is reviewed.The problem and development trend of these technology are summarized,and the system integration examples of PM and NOx control technology are provided.
Keywords:Diesel oxidation catalyst(DOC)  Diesel particulate filter(DPF)  Selective catalytic reduction(SCR)  Lean NOx trap(LNT)
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