柴油机DPF后处理喷油助燃再生策略在ETC和WHTC中的试验研究  

Test Research on the DPF Aftertreatment Fuel Injection Regeneration in Diesel in ETC and WHTC

作　　者：谷雨[1] 蔡大伟 魏厚敏[1] 黄德军[1] 田茂军[1] 

机构地区：[1]中国汽车工程研究院股份有限公司,重庆401122 [2]中机中联工程有限公司,重庆400039

出　　处：《内燃机》2014年第5期53-55,62,共4页Internal Combustion Engines

摘　　要：根据排放技术发展的趋势,说明了DPF在今后排放策略中的重要地位,阐述了DPF后处理及其再生系统的工作原理,针对即将实施的WHTC瞬态循环,通过具体的试验方案,研究了DPF喷油助燃再生策略以及各种排放污染物在ETC和WHTC工况下的影响。According to the emissions technology development trend, this paper illustrates the important position of DPF emissions strategy in the future, expounds the principle of DPF regeneration strategy, In view of the forthcoming WHTC transient cycle, through concrete experiment scheme, it studied the DPF fuel injection regeneration strategy, as well as various discharge of pollutants in the ETC and WHTC conditions.

关 键 词：柴油机 排放 DPF 再生 ETC WHTC 

分 类 号：TK427[动力工程及工程热物理—动力机械及工程]