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TECHNICAL PAPERS: Gas Turbines: Combustion and Fuels

On the Effect of Swirl Flow of Gas Turbine Exhaust Gas in an Inlet Duct of Heat Recovery Steam Generator

[+] Author and Article Information
B. E. Lee, S. B. Kwon

School of Mechanical Engineering, College of Engineering, Kyungpook National University, 1370, Sankyuk-Dong, Puk-ku, Daegu 702-701, South Korea

C. S. Lee

R&D Center, HANJUNG, Korea Heavy Industries & Construction Co., Ltd., P.O. Box 77, Changwon, 641-792, South Korea

J. Eng. Gas Turbines Power 124(3), 496-502 (Jun 19, 2002) (7 pages) doi:10.1115/1.1473156 History: Received December 15, 2000; Revised January 28, 2001; Online June 19, 2002
Copyright © 2002 by ASME
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References

Figures

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A schematic diagram of a supplemental-fired heat recovery steam generator
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Investigation of jet shapes with different momentum ratios
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Penetration depth of additional air into the main stream of gas turbine exhaust gas
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Computational grid and outline of the heat recovery steam generator
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Heat recovery steam generator air test model
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Change of the swirl angle with gas turbine load (view from downstream)
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Velocity magnitude (m) contours at the center plane of the heat recovery steam generator inlet duct
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Normalized oxygen concentration at the inlet plane of the duct burner
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Computationally predicted normalized oxygen concentration at the inlet plane of the duct burner
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Path line of additional air
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A typical flow correction device
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Velocity magnitude (m) contours

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