TECHNICAL PAPERS: Internal Combustion Engines

Analysis of the Combustion Process in a EURO III Heavy-Duty Direct Injection Diesel Engine

[+] Author and Article Information
J. M. Desantes, J. V. Pastor, J. Arrègle, S. A. Molina

CMT–Departamento de Máquinas y Motores Térmicos, Universidad Politécnica de Valencia, Aptdo. 22012, 46071 Valencia Spaine-mail: cmt@mot.upv.es

J. Eng. Gas Turbines Power 124(3), 636-644 (Jun 19, 2002) (9 pages) doi:10.1115/1.1456460 History: Received July 01, 1999; Revised November 01, 2001; Online June 19, 2002
Copyright © 2002 by ASME
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HRL analysis for 2H and 8H arrangements. A-100.
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NOx relationship between 2H and 8H cases
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NOx—Smoke tradeoff. Mode A-100.
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NOx—Smoke tradeoff. Mode B-75.
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NOx—Smoke tradeoff. Mode C-100.
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Spray tip penetration. Mode A-100 nominal.
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Time of flame appearance versus start of diffusion-controlled combustion
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GFL, area, WFL and ROHR versus angle. A-100.
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WFL and burnt gas temperature versus smoke at a crank angle where 75 percent of the total heat has been released
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ISoot emissions versus burnt gas temperature at 75 percent of heat released. Set 1 (hollow symbols, solid line). Set 2 (filled symbols, dashed line).
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Flame just before end of injection; (a) C-100, nominal conditions (b) A-100, late SOI, low IP
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Soot comparison between 2H and 8H cases
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INOx emissions versus maximum burnt gas temperature




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