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车用乙醇燃料对发动机排放影响的试验研究
引用本文:邵明龙,纪威,鲍晓峰,郭瑞莲.车用乙醇燃料对发动机排放影响的试验研究[J].车用发动机,2008(4).
作者姓名:邵明龙  纪威  鲍晓峰  郭瑞莲
作者单位:1. 中国农业大学工学院,北京,100083
2. 中国环境科学研究院,北京,100012
3. 中国农业大学工学院,北京,100083;中国环境科学研究院,北京,100012
基金项目:科技部社会公益研究项目
摘    要:在M111发动机台架上,采用GB/T 19230.6—2003规定的试验方法,研究不同油品对发动机进气阀、燃烧室等部位沉积物的影响,同时用五组分分析仪随车检测发动机NOx,CO和HC的排放浓度。结果显示,乙醇汽油虽能有效降低CO的排放,但是NOx排放较高,HC排放略微增加,进气阀积炭较为严重。应加入有效的汽油清净剂改善排放。

关 键 词:乙醇汽油  汽油清净剂  进气阀沉积物  总燃烧室沉积物  排放测量

Experimental Study on the Influence of Vehicle Ethanol Gasoline on Engine Emission
SHAO Ming-long,JI Wei,BAO Xiao-feng,GUO Rui-lian.Experimental Study on the Influence of Vehicle Ethanol Gasoline on Engine Emission[J].Vehicle Engine,2008(4).
Authors:SHAO Ming-long  JI Wei  BAO Xiao-feng  GUO Rui-lian
Abstract:On the M111 engine test bench,the influences of different fuels on intake valve deposit(IVD) and total combustion chamber deposit(TCD) were researched according to specified test methods of GB/T 19230.6—2003.The NOx,CO and HC emission were measured with AVL DisGas 4000 Light.The results show that the ethanol gasoline reduces the CO emission effectively but increases the NOx emission.Besides,the ethanol gasoline makes the HC emission a small increase and brings about the severe IVD.The emission should be improved by adding the gasoline detersive.
Keywords:ethanol gasoline  gasoline detersive  IVD  TCD  emission measurement
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