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TECHNICAL PAPERS: Internal Combustion Engines: Hydrogen-fueled engines

An Investigation of a Cause of Backfire and Its Control Due to Crevice Volumes in a Hydrogen Fueled Engine

[+] Author and Article Information
J. T. Lee, Y. Y. Kim, C. W. Lee

School of Mechanical Engineering, Sungkyunkwan University, Jangan-gu, Suwon 440-746, Korea

J. A. Caton

Department of Mechanical Engineering, Texas A&M University, College Station, TX 77840

J. Eng. Gas Turbines Power 123(1), 204-210 (Nov 15, 2000) (7 pages) doi:10.1115/1.1339985 History: Received July 11, 2000; Revised November 15, 2000
Copyright © 2001 by ASME
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References

Figures

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The BFL equivalence ratio as a function of coolant temperature for artificial crevice size
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The BFL equivalence ratio with and without crevice volumes around the spark plug for two coolant temperatures
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The BFL equivalence ratio as a function of the crevice volume for a coolant temperature of 60°C
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The BFL equivalence ratio as a function of coolant temperature for the type C piston
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The BFL equivalence ratio as a function of the piston top land crevice volume for four coolant temperatures
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A comparison of the BFL equivalence ratio for the four piston types
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The cylinder pressure as a function of crank angle for the rounded piston top for six crank case pressures
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The BFL equivalence ratio as a function of the crank case pressure for the piston with the rounded
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The BFL equivalence ratio and the maximum cylinder pressure as a function of the crank case pressure for the case where the second ring is removed
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The BFL equivalence ratio and maximum cylinder pressure as a function of crank case pressure for the case using the piston with drain holes for the blow-by gas
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The rate of heat release for the cases with the rounded piston with drain hole (ϕBFL=0.88) and for the conventional piston (ϕBFL=0.81)
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Photograph of the hydrogen fueled engine
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Schematic diagram of the experimental apparatus
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The location and detail of the artificial crevice volume installed in the cylinder head
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Schematic of the piston geometries
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The BFL equivalence ratio for each artificial crevice volume

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