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二甲醚/柴油混合燃料在压燃式发动机上的应用

, PP. 109-113

Keywords: 汽车工程,混合燃料,试验研究,二甲醚,喷雾特性,发动机排放

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Abstract:

?为探索二甲醚/柴油混合燃料作为柴油机替代燃料的应用性能,对D20二甲醚/柴油混合燃料的喷雾特性进行了试验研究;同时,开展了直喷式柴油机燃用二甲醚/柴油混合燃料动力性能、经济性能及排放性能研究。结果表明:在同样的环境背压下,D20混合燃料的油束与柴油相比较,贯穿度有所缩短,喷雾锥角有所增大;柴油机燃用二甲醚/柴油混合燃料时,通过适当调整循环油量,发动机的动力性可以超过原柴油机,最低当量比油耗下降4.5%,烟度指标下降70%以上,NOx排放降低30%~50%;二甲醚/柴油混合燃料是一种能实现高比功率、低排放的石油替代燃料。

References

[1]  WANG He-wu, BIAN Yao-zhang, CHEN Shi-hai.Performance of Direct Infection Diesel Engine Fueled with Dimethyl-ether/Diesel Fuel[J].Journal of Changan University:Natural Science Edition, 2002, 22(3):72-75.
[2]  EIRICH J, CHAPMAN E M, GLUNT H, et al.Development of a Dimethyl Ether (DME)-fueled Shuttle Bus[J].SAE Paper 2003-01-0756.
[3]  HIROYUKI Y, HIDEKI S, NAMIL C, et al.Simplified Oxidation Mechanism of DME Applicable for Compression Ignition[J].SAE Paper 2003-01-1819.
[4]  CHAPMAN E M, BOEHMAN A L, TIJM P J A, et al.Emission Characteristics of a Navistar 7.3 L Turbodiesel Fueled with Blends of Dimethyl Ether and Diesel Fuel[J].SAE Paper 2001-01-2887.
[5]  BHIDE S V, BOEHMAN A L, PEREZ J M.Viscosity of DME-diesel Fuel Blends[J].ACS Fuel Chemistry Division Preprints, 2001, 46(2):400-401.
[6]  YUE Xiao-feng, WANG Jin, LIANG Liang, et al.Analysis of Fuel Spray Atomization Mechanism[J].China Journal of Highway and Transport, 2007, 20(5):117-121.
[7]  王贺武, 边耀璋, 陈世海.柴油机掺烧二甲醚的性能[J].长安大学学报:自然科学版, 2002, 22(3):72-75.
[8]  TSUCHIYA T, SATO Y.Development of DME Engine for Heavy-duty Truck[J].SAE Paper 2006-01-0052.
[9]  SHUDO T, ONO Y, TAKAHASHI T.Influence of Hydrogen and Carbon Monoxide on HCCI Combustion of Dimethyl Ether[J].SAE Paper 2002-01-2828.
[10]  MCCANDLESS J C, TENG H, SCHNEYER J B.Viscosity and Lubricity of (Liquid) Dimethyl Ether-An Alternative Fuel for Compression-ignition Engines[J].SAE Paper 2002-01-0862.
[11]  SORENSON S C, MIKKELSEN S E.Performance and Emissions of a 0.237 Liter Direct Injection Diesel Engine Fueled with Neat Dimethyl Ether[J].SAE Paper 950064.
[12]  岳晓峰, 王 瑾, 梁 亮, 等.油束雾化形成机理分析[J].中国公路学报, 2007, 20(5):117-121.

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