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TECHNICAL PAPERS: Internal Combustion Engines

A Diagnostic Method for Heavy-Duty Diesel Engines Used in Stationary Applications

[+] Author and Article Information
D. T. Hountalas, D. A. Kouremenos

Mechanical Engineering Department, Thermal Engineering Section, National Technical University of Athens, Heroon Polytechniou 9, 15773 Athens, Greece  

M. Sideris

Hellenic Public Power Corporation, Island Production Division, Syggrou Avenue 112, 11741 Athens, Greece

J. Eng. Gas Turbines Power 126(4), 886-898 (Nov 24, 2004) (13 pages) doi:10.1115/1.1787500 History: Received September 01, 2002; Revised November 01, 2003; Online November 24, 2004
Copyright © 2004 by ASME
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References

Figures

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(a) Constant determination philosophy (b) Fuel pump volumetric flow rate versus rack position
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Diagram of the experimental method
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(a) Measured cylinder pressure diagrams at 136.7 rpm and 92.5% load (b) Measured cylinder pressure diagrams at 136.7 rpm and 67.5% load
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Maximum combustion pressures at 136.7 rpm engine speed
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(a) Maximum compression pressures at 136.7 rpm engine speed (b) Cylinder compression quality for both loads examined
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Estimated brake power output for all engine cylinders at 67.5 and 92.5% load
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(a) Estimated fuel consumption for all engine cylinders at 67.5 and 92.5% load (b) Deviation of fuel consumption for all cylinders at 67.5 and 92.5% load
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(a) Estimated ignition angle at 67 and 92.5% load (b) Estimated dynamic injection timing at 67 and 92.5% load
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(a) Comparison of pressure diagrams for cylinders 1 and 7 at 92.5% load (b) Comparison of heat release Rates for cylinders 1 and 7 at 92.5% load
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Injector nozzle condition for all engine cylinders
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Comparison of cylinder 1 pressure diagram with calculated one corresponding to a new engine condition

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