Effects of Aeroderivative Combustor Turbulence on Endwall Heat Transfer Distributions Acquired in a Linear Vane Cascade

[+] Author and Article Information
Forrest E. Ames, Pierre A. Barbot, Chao Wang

Mechanical Engineering Department, University of North Dakota, Grand Forks, ND 58202

J. Turbomach 125(2), 210-220 (Apr 23, 2003) (11 pages) doi:10.1115/1.1559897 History: Received December 04, 2001; Online April 23, 2003
Copyright © 2003 by ASME
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Schematic of UND linear cascade facility
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Schematic of mock aeroderivative combustor turbulence generator
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Comparison between measured and predicted vane midspan pressure distribution
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Cascade Inlet Velocity Profile Compared with nonequilibrium FD channel flow, ATM, top position, Rec=2,000,000
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Comparison of 95% span pressure distributions with midspan values, Rec=500,000
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Comparison of 95% span pressure distributions with midspan values, Rec=1,000,000
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Comparison of 95% span pressure distributions with midspan values, Rec=2,000,000
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Endwall flow visualization using lampblack and oil showing the separation saddle point and pressure and suction surface separation lines 5
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Endwall Stanton number contours, LT, Tu=0.007,Rec=500,000
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Endwall Stanton number contours, AC, Tu=0.131,Lu=7.2 cm,Rec=500,000
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Endwall Stanton number contours, LT, Tu=0.007,Rec=1,000,000
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Endwall Stanton number contours, AC, Tu=0.140,Lu=6.4 cm,Rec=1,000,000
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Endwall Stanton number contours, LT, Tu=0.007,Rec=2,000,000
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Endwall Stanton number contours, AC, Tu=0.134,Lu=7.3 cm,Rec=2,000,000




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