Relationship Between Visible Spray Observations and DI Diesel Engine Performance

[+] Author and Article Information
Takashi Watanabe, Susumu Daidoji

Kurume Institute of Technology, Kurume 830-0052, Japan

Keshav S. Varde

University of Michigan-Dearborn, School of Engineering, Dearborn, MI 48128-1491

J. Eng. Gas Turbines Power 122(4), 596-602 (Apr 17, 2000) (7 pages) doi:10.1115/1.1288705 History: Received March 08, 2000; Revised April 17, 2000
Copyright © 2000 by ASME
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Dish (F-Type) and Square (S-Type) combustion chambers
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Definition of geometric factor r/R
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Schematic diagram of liquid injection system
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Optional transmissivity measurement system
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Engine performance at 900 rpm with S-2 chamber
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Characterization of spray profile for various angles (time from the start of injection: 10 ms)
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Effect of geometric factor on emulsified spray patterns (deflecting angle=30 deg,t=time from the start of injection)
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Effects of geometric factor on optical transmissivity
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Effects of geometric factor on engine performance (square combustion chamber, 900 rpm, Pme=0.6 Mpa)




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