满足国Ⅲ排放标准的高压共轨柴油机燃烧系统开发  

Development of Combustion System of Common Rail Diesel Engine Meeting China Stage Ⅲ Exhaust Emission Standard

作　　者：张学文[1] 申立中[1] 杨永忠[2] 

机构地区：[1]昆明理工大学内燃机省级重点实验室,云南昆明650224 [2]昆明云内动力股份有限公司,云南昆明650224

出　　处：《内燃机与动力装置》2011年第3期35-39,共5页Internal Combustion Engine & Powerplant

基　　金：云南省科技创新强省计划(2007AD005)

摘　　要：为满足国家第三阶段排放标准,作者在一款1.8L高压共轨柴油机上进行了燃烧系统开发试验研究,对不同的压缩比、燃烧室形状、喷油器及喷嘴头部突出高度、增压器以及喷油控制进行了柴油机的外特性对比试验研究,根据试验结果进行了燃烧系统的优化匹配,使得柴油机的排放满足了国Ⅲ法规要求,其中CO、HC、烟度排放达到了国Ⅳ排放要求。To meet the requirements of China Stage Ⅲ exhaust emission standard,the author carried out development investigation on engine combustion based on a 1.8L high pressure common rail diesel engine.Those comparable test researches on engine performance were done including different compression ratio,combustion chamber geometry,nozzle and spray angle,nozzle tip protrusion variation,turbo-charger and pilot injection.According to test results,the combustion system is optimized,and is able to meet the requirement of China Stage Ⅲ emission standard and CO、HC、PM emission meet the requirement of China stageⅣ.

关 键 词：柴油机 燃烧系统开发 排放 共轨 性能 

分 类 号：TK422.1[动力工程及工程热物理—动力机械及工程]