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TECHNICAL PAPERS: Gas Turbines: Industrial and Cogeneration, and Controls, Diagnostics and Instrumentation

Real-Time On-Line Performance Diagnostics of Heavy-Duty Industrial Gas Turbines

[+] Author and Article Information
S. C. Gülen

GE Power Systems, 1 River Road, Schenectady, NY 12345

P. R. Griffin

Thermoflow Incorporated, 29 Hudson Road, Sudbury, MA 01776

S. Paolucci

MASSPOWER, General Electric Company, 750 Worcester Street, Indian Orchard, MA 01151

J. Eng. Gas Turbines Power 124(4), 910-921 (Sep 24, 2002) (12 pages) doi:10.1115/1.1413465 History: Received November 01, 1999; Revised February 01, 2000; Online September 24, 2002
Copyright © 2002 by ASME
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References

Diakunchak, I. S., 1991, “Performance Deterioration in Industrial Gas Turbines,” ASME Paper No. 91-GT-228.
Flashberg, L. S., and Haub, G. L., 1992, “Measurement of Combustion Turbine Non-Recoverable Degradation,” ASME Paper No. 92-GT-264.
Tarabrin,  A. P., Schurovsky,  V. A., Bodrov,  A. I., and Stalder,  J.-P., 1998, “An Analysis of Axial Compressor Fouling and a Blade Cleaning Method,” ASME J. Turbomach., 120, pp. 256–261.
Gülen, S. C., Griffin, P. R., and Paolucci, S., 1999, “Real-Time, On-Line Performance Monitoring of Two Heavy Duty Industrial Gas Turbines,” POWER-GEN 99, New Orleans, LA.
Kurzke, Joachim, 1998, GasTurb 8.0, “A Program to Calculate Design and Off-Design Performance of Gas Turbines,” http://www.gasturb.de/
Saravanamuttoo,  H. I. H, and Maclsaac,  B. D., 1983, “Thermodynamic Models for Pipeline Gas Turbine Diagnostics,” ASME J. Eng. Power, 105, pp. 875–884.
Hoeft, R. F., 1993, “Heavy Duty Gas Turbine Operating and Maintenance Considerations,” GER-3620, GE I&PS.

Figures

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How the on-line real-time performance monitoring system works
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Capacity factor for units A (symbol □) and B (symbol +)
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Conpressor discharge data (corrected) for unit A. (Left axis=°F and right axis=psig.)
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Hourly trends of corrected CDT and adiabatic efficiency for unit A
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Normalized and corrected compressor performance parameters for unit A
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Lost power generating capacity [MW] due to inlet filter fouling for units A (symbol □) and B (symbol +)
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Extra fuel burned [lb/s] due to inlet filter clogging for units A (symbol □) and B (symbol +)
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Deviation of average exhaust temperature from DSC control temperature signal [°F] for unit A
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Exhaust temperature profile for turbine A
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Deviation of average exhaust temperature form DCS control temperature signal [°F] for unit B
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Exhaust temperature profile for turbine B
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Combustor shape factor for unit A
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Exhaust temperature spread for unit A

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