Experimental investigation of combustion of electrostatically charged ethanol blended gasoline droplets

E. K. Anderson, A. P. Carlucci, A. De Risi, D. C. Kyritsis

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

8 Scopus citations

Abstract

By applying electrostatic charge to the fuel from a fuel injector, electrostatic assistance of fuel injector sprays is one possible means of improving the atomization and fuel distribution in an engine. A gasoline injector was modified to induce electrostatic charge on the fuel spray and particle imaging velocimetry (PIV) measurements of the spray velocity field were performed. These results were complemented by high speed video of combustion of electrostatically charged ethanol blended gasoline droplets suspended from a capillary. Ethanol blended gasoline was selected as a fuel because of its widespread use in automotive gasoline engines. The experiment took place at room temperature and pressure and under normal gravity and a spark ignition system was utilized. Non-charged droplets were burned under otherwise identical conditions to compare to the combustion of the charged droplets, and images of the droplets prior to combustion were taken to provide a measure of droplet diameter. High speed video of the combustion of the droplets was recoded and the features of the flames were compared for the charged and noncharged droplets.

Original languageBritish English
Title of host publication5th US Combustion Meeting 2007
PublisherCombustion Institute
Pages2932-2941
Number of pages10
ISBN (Electronic)9781604238112
StatePublished - 2007
Event5th US Combustion Meeting 2007 - San Diego, United States
Duration: 25 Mar 200728 Mar 2007

Publication series

Name5th US Combustion Meeting 2007
Volume5

Conference

Conference5th US Combustion Meeting 2007
Country/TerritoryUnited States
CitySan Diego
Period25/03/0728/03/07

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