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TECHNICAL NOTES

Detailed Heat Transfer Coefficient Distributions on a Large-Scale Gas Turbine Blade Tip

[+] Author and Article Information
Shuye Teng, Je-Chin Han, G. M. S. Azad

Turbine Heat Transfer Laboratory, Department of Mechanical Engineering, Texas A&M University, College Station, TX 77843-3123

J. Heat Transfer 123(4), 803-809 (Dec 05, 2000) (7 pages) doi:10.1115/1.1373655 History: Received June 27, 2000; Revised December 05, 2000
Copyright © 2001 by ASME
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References

Figures

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Five blade cascade with the tip of the central blade coated with liquid crystal and viewed by a RGB camera
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Schematic view of blade tip heat transfer setup (unit: cm)
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Pressure tap locations on blade and shroud (unit: cm)
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Blade tip heater instrumentation (unit: cm)
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Static pressure distribution (total pressure/local static pressure) at the blade mid-span portion
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Static pressure distributions on the shroud surface opposite to the blade tip surface for three different tip gaps
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Detailed Nusselt number distributions without unsteady wake effect (S=0)
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Detailed Nusselt number distributions without unsteady wake effect (S=0.1)
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Blade tip averaged Nusselt number distribution based on local blade thickness

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