TECHNICAL PAPERS: Gas Turbines: Combustion and Fuel

Surface-Stabilized Fuel Injectors With Sub-Three PPM NOx Emissions for a 5.5 MW Gas Turbine Engine

[+] Author and Article Information
Steven J. Greenberg, Neil K. McDougald, Christopher K. Weakley, Robert M. Kendall

ALZETA Corporation, 2343 Calle del Mundo, Santa Clara, CA 95054

Leonel O. Arellano

Solar Turbines, 2200 Pacific Highway, San Diego, CA 92186

J. Eng. Gas Turbines Power 127(2), 276-285 (Apr 15, 2005) (10 pages) doi:10.1115/1.1839920 History: Received October 01, 2002; Revised March 01, 2003; Online April 15, 2005
Copyright © 2005 by ASME
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Vandervort,  C. L., 2001, “9 ppm NOx/CO Combustion System for “F” Class Industrial Gas Turbines,” ASME J. Eng. Gas Turbines Power, 123, pp. 317–321.
Yee,  D. K., Lundberg,  K., and Weakley,  C. K., 2001, “Field Demonstration of a 1.5 MW Industrial Gas Turbine With a Low Emissions Catalytica Combus-tion System,” ASME J. Eng. Gas Turbines Power, 123, pp. 550–556.
Leonard, G. L., and Correa, S. M., 1990, “NOx Formation in Premixed High-Pressure Lean Methane Flames,” Fossil Fuel Combustion Symposium 1990, S. N. Singh, ed., American Society of Mechanical Engineers, New York, pp. 69–74.
Weakley, C. K., Greenberg, S. J., Kendall, R. M., McDougald, N. K., and Arellano, L. O., 2002, “Development of Surface-Stabilized Fuel Injectors With Sub-Three ppm NOx Emissions,” ASME Paper No. IJPGC2002-26088, presented at the 2002 International Joint Power Generation Conference, Phoenix, AZ, 24–26 June, 2002.


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Surface-stabilized combustion
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Surface-stabilized nanoSTAR injector
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Surface-stabilized compared to aerodynamically stabilized emission results; both tests conducted at 1.01 MPa (10 atm) pressure and 535–590 K (500–600°F) inlet temperatures
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Gas producer speed and NOx emissions from Saturn test run
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NanoSTAR injector during atmospheric testing
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Emissions versus calculated adiabatic flame temperature
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Solid model of sector rig liner with two nanoSTAR injectors installed
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Injector separations on successive days of testing
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CO emissions during one fired/one unfired tests
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NOx emissions for both injectors fired
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CO emissions for both injectors fired
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Comparison of day 6 NOx data with data from a single injector test on Dec. 7, 2001
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Pictures of the first sector rig injector before testing (left) and after testing
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NOx and CO emissions at 116 MPa (16 atm) versus AFT



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