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TECHNICAL PAPERS: Gas Turbines: Cycle Innovations

Exergy Analysis of Combined Cycles Using Latest Generation Gas Turbines

[+] Author and Article Information
Bruno Facchini, Daniele Fiaschi, Giampaolo Manfrida

Dipartimento di Energetica ‘Sergio Stecco’, Università degli Studi di Firenze, Via Santa Marta, 3 50139, Firenze, Italy

J. Eng. Gas Turbines Power 122(2), 233-238 (Jan 03, 2000) (6 pages) doi:10.1115/1.483200 History: Received March 09, 1999; Revised January 03, 2000
Copyright © 2000 by ASME
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References

MPS (Modern Power Systems), 1998, “501 ATS Compressor Tests Show Progress,” staff reports, Gas Turbine Research at Whittle’s Test Site, Porvoo Proves 6FA Niche, pp. 41–55.
Aoki, S., Uematsu, K., Suenaga, K., Mori, H., and Sugishita, H., 1998, “A Study of Hydrogen Combustion Turbines,” ASME Paper 98-GT-394.
Carcasci, C., and Facchini, B., 1995, “A Numerical Method For Power Simulations,” presented at the GTI TURBO Expo Houston 1995.
El Masri, M. A., 1997, “Exergy Balance Analysis of the Reheat Gas Turbine Combined Cycle,” presented at the 2nd ASME-JSME Thermal Engineering Conference, Honolulu, Hawaii.
Kawaike, K., et al., 1984, “Effect of New Blade Cooling System with Minimized Gas Temperature Diluition on Gas Turbine Performance,” ASME Paper 84-GT-89.
Koellen, O., and Koschel, W., 1986, “Effect of Film Cooling on the Aerodynamic Performance of a Turbine Cascade,” Heat Transfer and Cooling in Gas Turbine, AGARD Rep.
Horlock, J. H., 1966, Axial Flow Turbines, Butterworths, London.

Figures

Grahic Jump Location
Reheat gas turbine cycle
Grahic Jump Location
Exergy destruction in reheat GT cycle
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Effect of reheat pressure on cycle performance
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Schematic of the LM9001 H with closed loop blade cooling
Grahic Jump Location
MS9001 Gas Turbine relative exergy destruction
Grahic Jump Location
Schematic of the heat recovery steam generator (3 pressure levels)
Grahic Jump Location
Exergy balance of the reheat-GT combined cycle reheat gas turbine
Grahic Jump Location
Exergy balance of the H-technology HRSG and steam cycle (data also shown for conventional, air-cooled)
Grahic Jump Location
Thermodynamic model for a steam-cooled turbine stage
Grahic Jump Location
Distribution of relative exergy destruction—cooled expansion

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