TECHNICAL PAPERS: Internal Combustion Engines

Formaldehyde Characterization Utilizing In-Cylinder Sampling in a Large Bore Natural Gas Engine

[+] Author and Article Information
D. B. Olsen, J. C. Holden, G. C. Hutcherson, B. D. Willson

Engines and Energy Conversion Laboratory, Mechanical Engineering Department, Colorado State University, Ft. Collins, CO 80523

J. Eng. Gas Turbines Power 123(3), 669-676 (Dec 07, 2000) (8 pages) doi:10.1115/1.1363601 History: Received July 11, 2000; Revised December 07, 2000
Copyright © 2001 by ASME
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The Cooper Bessemer GMV-4TF large bore natural gas engine at the EECL
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Piston and cylinder for GMV-4TF showing the spark-plug hole and air-start, intake, and exhaust ports
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Large sampling valve system schematic
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Fast sampling valve system schematic
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Sample timing and duration for various sampling techniques
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Fast sample valve formaldehyde measurements vs. crank angle at 330 kW (440 hp) and 300 rpm
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Fast sample valve CO2 and H2O measurements vs. crank angle
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Fast sample valve measurements of CH2O, THC, and CO during expansion
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Formaldehyde measurements for four different sampling techniques




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