TECHNICAL PAPERS: Gas Turbines: Combustion and Fuels

Combustion System Development for the Ramgen Engine

[+] Author and Article Information
D. W. Kendrick, B. C. Chenevert, B. Trueblood, J. Tonouchi, S. P. Lawlor, R. Steele

Ramgen Power Systems, Bellevue, WA 98005

J. Eng. Gas Turbines Power 125(4), 885-894 (Nov 18, 2003) (10 pages) doi:10.1115/1.1586314 History: Received December 01, 2001; Revised March 01, 2002; Online November 18, 2003
Copyright © 2003 by ASME
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Ramjet engine working cycle
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The pre-prototype ramgen engine
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Ramgen engine flow details
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Vortex generator flameholder
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Pylon and rearward-facing step
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Single rotor rotation showing combustor floor temperature and pressure traces
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NG and H2 addition test plan with 1.3 cm VGs
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Combustor floor temperatures versus equivalence ratio (data and model predictions)
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Chemical reactor modeling network
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High-speed data trace for point 1
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Gas temperature modeling results for point 1
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High-speed data trace for point 2
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Gas temperature modeling results for point 2
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Gas temperature modeling results for gas off
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High-speed trace for the 1 cm tall VGs
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Temperature contours from a CFD simulation of the pylon flame stabilizer
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High-speed trace for the pylon flame stabilizer with 32 mm fuel hole
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VFD comparisons between all VG and pylon runs



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