Experimental researches on the characteristics of dense spray of diesel engine

Changyuan Wang*, Fushui Liu, Xiangrong Li

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

The mean methods of improving performance of modern diesel engine include increasing speed, increasing cycle fuel injection quantity, increasing fuel injection pressure and intake boosting technology, so that more fuel quickly mixing with incylinder air in shorter time is requested. For solving these problems, the spray characteristics under the high injection pressure and high ambiance density must be detailedly studied. A series of experiment researches of dense spray characteristics were presented in this paper. The experiments were carried out in a constant volume chamber specially designed, which can hold a high ambiance pressure and temperiture. The high-speed photography was used to study the macroscopic characteristics of spray, including the spray penetration and cone angle. The Particle Image Velocimetry was used to study the spray velocity field.

Original languageEnglish
Title of host publicationProceedings - 2010 International Conference on Digital Manufacturing and Automation, ICDMA 2010
Pages698-701
Number of pages4
DOIs
Publication statusPublished - 2010
Event2010 International Conference on Digital Manufacturing and Automation, ICDMA 2010 - Changsha, China
Duration: 18 Dec 201020 Dec 2010

Publication series

NameProceedings - 2010 International Conference on Digital Manufacturing and Automation, ICDMA 2010
Volume1

Conference

Conference2010 International Conference on Digital Manufacturing and Automation, ICDMA 2010
Country/TerritoryChina
CityChangsha
Period18/12/1020/12/10

Keywords

  • Component
  • Dense spray
  • Diesel engine
  • Fuel injection
  • High-speed photography
  • PIV

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