TECHNICAL PAPERS: Internal Combustion Engines

Statistical Correlation Between the Crankshaft’s Speed Variation and Engine Performance—Part I: Theoretical Model

[+] Author and Article Information
D. Taraza

Mechanical Engineering Department, Wayne State University, 5050 Anthony Wayne Drive, Detroit, MI 48202

J. Eng. Gas Turbines Power 125(3), 791-796 (Aug 15, 2003) (6 pages) doi:10.1115/1.1563244 History: Received September 01, 2001; Revised July 01, 2002; Online August 15, 2003
Copyright © 2003 by ASME
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Grahic Jump Location
Phase angle diagrams of the lower harmonic components of the gas pressure torque; four-stroke six-cylinder engine
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Statistical distribution of the random vector representing the kth harmonic component of the GPT for cylinder i
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The ellipse of dispersion for uniform contributions of all cylinders (k=1/2)
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Mean values and ellipses of dispersion for nonuniform cylinder operation
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The resultant of a major harmonic component of the engine torque
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The correlation between the amplitudes of the harmonic orders k=1/2 and k=3 of the tangential gas pressure and the MIP (measured values)
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Comparison between measured and generic data for the correlation TGP-MIP
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The correlation between the phases of the harmonic orders k=1/2 and k=3 of the tangential gas pressure and the MIP (measured values)



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