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TECHNICAL PAPERS: Gas Turbines: Industrial and Cogeneration

Cogenerative Below Ambient Gas Turbine (BAGT) Performance With Variable Thermal Power

[+] Author and Article Information
M. Bianchi, G. Negri di Montenegro, A. Peretto

Universitá di Bologna, Viale Risorgimento, 2, 40136 Bologna, Italia

J. Eng. Gas Turbines Power 127(3), 592-598 (Jun 24, 2005) (7 pages) doi:10.1115/1.1707032 History: Received December 01, 2001; Revised March 01, 2002; Online June 24, 2005
Copyright © 2005 by ASME
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References

Figures

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Schematic layout of a below ambient pressure discharge gas turbine (BAGT) in cogenerative application
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Second compressor inlet pressure versus second compressor inlet temperature
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Expander outlet, cooler and second compressor inlet temperatures (T4,T4, and T5) versus heat-to-power ratio
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Specific thermal power exchanged in the heat exchangers and in the cooler versus heat-to-power ratio
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BAGT electric efficiency versus heat-to-power ratio
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Equivalent cooling water mass flow rate versus heat-to-power ratio
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Gas turbine (GT) and combined cycle electric efficiencies versus electric power
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Gas turbine electric efficiency versus heat-to-power ratio
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Combined cycle (CC) electric efficiency versus heat-to-power ratio for different bleed pressure
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Equivalent cooling water mass flow rate versus heat-to-power ratio: comparison BAGT versus CC

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