期刊文献+

基于激光多普勒技术测量研究二甲醚-柴油混合燃料喷雾速度和粒度分布规律 被引量:2

原文传递
导出
摘要 利用激光多普勒技术,对含15%和30%二甲醚的二甲醚-柴油混合燃料以及纯柴油的稳态喷雾的速度和粒径进行了测试,得到了相应的速度矢量图、轴向和径向速度以及喷雾索特平均直径的轴向和径向分布的比较曲线.试验结果证实了二甲醚-柴油混合燃料射流存在气爆雾化作用,且在喷孔附近,混合燃料喷雾具有较大的径向速度,在喷嘴远端,径向速度值的大小和变化率均较纯柴油的喷雾小,粒径分布范围随着增大,而粒径分布趋于均匀,在射流轴线上,轴向速度的衰减趋势则大致相似.随着燃油内DME含量由15%增加到30%,喷雾锥角和射流出口速度均增加,喷雾粒径则减小.
出处 《中国科学(E辑)》 CSCD 北大核心 2009年第8期1448-1456,共9页 Science in China(Series E)
基金 国家自然科学基金(批准号:50806046) 国家重点基础研究发展计划("973"计划)(批准号:2007CB210007)项目资助
  • 相关文献

参考文献15

  • 1倪维斗.解决我国能源问题的战略对策[J].中国煤炭工业,2007(7):14-15. 被引量:1
  • 2Arcoumanis C, Bae C, Crookes R, et al. The potential of di-methyl ether (DME) as an alternative fuel for compression-ignition engines: A review. Fuel, 2008, 87(7): 1014--1030.
  • 3Goto S, Oguma M. Evaluation of medium duty DME truck performances-field test results and PM characteristics. SAE Paper, 2007-01-0032.
  • 4Goto S, Watanabe T, Oguma M. Engine performance and emission characteristics of dme diesel engine with inline injection pump developed for dme. SAE Paper, 2004-01-1863.
  • 5Sorenson S C, Glensvig M, Abata D L. Dimethyl ether in diesel fuel iniection systems. SAE Paper, 981159.
  • 6Kajitani S, Chen Z L, Konno M, et al. Engine performance and exhaust characteristics of direct-injection diesel engine operated with DME. SAE Paper, 972973.
  • 7Fleisch T, McCarthy C, Basu A, et al. A new clean diesel technology: Demonstration of ULEV emissions on a narvistar diesel engine fuelled with dimethyl ether. SAE Paper, 950061.
  • 8Sorenson S C, Mikkelsen S E. Performance and emissions of a 0.273 liter direct injection diesel engine fuelled with neat dimethyl ether. SAE Paper, 950064.
  • 9Wang Y, Zhou L B, Wang H W. Diesel emission improvements by the use of oxygenated DME/diesel blend fuels. Atmos Environ, 2006, 40(13): 2313--2320.
  • 10Dan T, Hashimoto M, Asano I, et al. Improvement of exhaust gas emission in marine diesel engine by blending DME. SAE Paper, 2007-01-2014.

二级参考文献7

共引文献12

同被引文献13

  • 1杜青,王青,郭津,丁宁.加热条件下液体燃料射流破碎机理的研究[J].内燃机学报,2005,23(5):423-429. 被引量:5
  • 2Lai W H, Huang T H,Jiang T L. Effects of fluid prop-erties on the characteristics of impinging-jet sprays [J].Atomization Spray, 2005, 15(4): 457-468.
  • 3Huang J C P. The breakup of axisymmetric liquid sheets[J]. Journal of Fluid Mechanics, 1970,43(2): 305-319.
  • 4Ryan H M,Anderson W E, Pal S,et al. Atomizationcharacteristics of impinging liquid jets [J]. Journal ofPropulsion and Power, 1995, 11 (1): 135-145.
  • 5Anderson W E, Ryan H M, Pal S, et al. Fundamental studies of impinging liquid jets [C]. AIAA Paper 92- 0458, 1992.
  • 6Lai W H, Huang W, Jiang T L. Characteristic study onthe like-doublet impinging jets atomization [J]. Atomiza-tion Spray, 1999, 9(3) : 277-289.
  • 7Baek G,Kim S,Han J, et al. Atomization characteris-tics of impinging jets of gel material containing nanopar-ticles [J] .Journal of Non-Newtonian Fluid Mechanics,2011,166(21/22) : 1272-1285.
  • 8Heislbetz B, Madlener K,Ciezki H K. Breakup charac-teristics of a newtonian liquid sheet formed by a doubletimpinging jet injector [C]. AIAA Paper 2007-5694,2007.
  • 9Kang B S,Poulikakos D. Holography experiments in adense high-speed impinging jet spray [J]. Journal of Pro-pulsion and Power, 1996, 12(2): 341-348.
  • 10Rosin P, Rammler E. The laws governing the fineness ofpowdered coal [J]. J Inst Fuel, 1933, 7(10): 29-36.

引证文献2

二级引证文献15

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部