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TECHNICAL PAPERS

Combined 3-D Flow and Heat Transfer Measurements in a 2-Pass Internal Coolant Passage of Gas Turbine Airfoils

[+] Author and Article Information
D. Chanteloup, Y. Juaneda, A. Bölcs

EPFL-LTT, 1015 Lausanne-Switzerland

J. Turbomach 124(4), 710-718 (Nov 07, 2002) (9 pages) doi:10.1115/1.1506176 History: Received October 29, 2001; Online November 07, 2002
Copyright © 2002 by ASME
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References

Schabacker, J., 1998, “PIV Investigation of the Flow Characteristics in an Internal Coolant Passages of Gas Turbine Airfoils With Two Ducts Connected by a Sharp 180 deg Bend,” PH.D. thesis, Ecole Polytechnique fédérale de Lausanne, Vol. no. 1816.
Mochizuki,  S., Murata,  A., and Fukunaga,  M., 1997, “Effects of Rib Arrangements on Pressure Drop and Heat Transfer in a Rib-roughened Channel with a Sharp 180 deg Turn,” ASME J. Turbomach., 119(3), pp. 610–616.
Han,  J. C., Zhang,  P., and Lee,  1991, “Augmented Heat Transfer in Square Channels With Parallel, Crossed, and V-shaped Angled Ribs,” J. Heat, 113, pp. 590–596.
Han,  J. C., and Park,  J. S., 1988, “Developing Heat Transfer in Rectangular Channels With Rib Turbulators,” J. Heat Mass Transf., 31, pp. 183–195.
Han, J. C. and Chandra, P. R., 1987, Local Heat/Mass Transfer and Pressure Drop in a Two-Pass Rib-Roughened Channel for Turbine Airfoil Cooling. Lewis Research Center NASA.
Wang, Z., Ireland, P. T., Kohler, S. T., and Chew, J. W., 1996, “Heat Transfer Measurements to a Gas, Turbine Cooling Passage With Inclined Ribs,” Proc. International Gas Turbine & Aeroengine Congress & Exhibition. Birmingham, UK 96-GT-542.
Rau, G., 1998, Einfluss der Rippenanordnung auf das Strömungsfeld und den Wärmeübergang in einem Kühlkanal mit quadratischem Querschnitt. Ph.D. thesis (Technischen Universität Darmstadt), Vol. D17.
Schabacker, J., Bölcs, A., and Johnson, B. V., 1999, “PIV Investigation of the Flow Characteristics in an Internal Coolant Passage With 45 deg Rib Arrangement,” Proc., International Gas Turbine & Aeroengine Congress & Exhibition. Indianapolis, IN. 99-GT-120.
Schabacker, J., Bölcs, A., and Johnson, B. V., 1998, “PIV Investigation of the Flow Characteristics in an Internal Coolant Passage With Two Ducts Connected by a Sharp 180 deg Bend,” Proc., International Gas Turbine & Aeroengine Congress & Exhibition. Stockholm, Sweden. 98-GT-544.
Bonhoff, B., Schabacker, J., Parneix, S., Leusch, J., Johnson, B. V. and Bölcs, A., 1998, “Experimental and Numerical Study of Developed Flow and Heat Transfer in Coolant Channels With 45 and 90 Degree Ribs,” Proc. Turbulent Heat Transfer II. Manchester, UK, 99-GT-123.
Hermanson, K., Parneix, S., Von Wolfersdorf, J., and Semmler, K., 2000, “Prediction of Pressure Loss and Heat Transfer in Internal Cooling Passages,” Proc., Turbine-2000: International Symposium on Heat Transfer in Gas Turbine Systems. Cesme, Izmir, Turkey. 934, 448–455.
Schabacker, J., and Bölcs, A., 1996, “Investigation of Turbulent Flow by means of the PIV Method,” Proc., 13th Symposium on Measuring Techniques for Transonic and Supersonic Flows in Cascades and Turbomachines. Zurich, Switzerland.
Wang, Z., Gillepsie, D. R. H., and Ireland, P. T., 1996, “Advances in Heat Transfer Measurements Using Liquid Crystals,” Turbulent Heat Transfer (Engineering Foundation), 1–25. San Diego, CA.
Ekkad,  S. V., and Han,  J. C., 1995, “Local Heat Transfer Distributions Near a Sharp 180 deg Turn of a Two-Pass Smooth Square Channel Using a Transient Liquid Crystal Image Technique,” J Flow Visualisation and Image Processing, 2, pp. 285–297.
Vogel, G., and Bölcs, A., 2000, “A Novel Digital Image Processing System for the Transient Liquid Crystal Technique Applied for Heat Transfer and Film Cooling Measurements,” Proc. International Symposium on Heat Transfer in Gas Turbine Systems. Izmir, Turkey.
Chanteloup, D., and Bölcs, A., 2001, “PIV Investigation of the Flow Characteristics in 2-leg Internal Coolant Passages of Gas Turbine Airfoils,” Proc., Euroturbo, 4th European conference on turbomachinery fluid dynamics and thermodynamics. Firenze, Italy.
Wang, Z., 1991, “The Application of Thermochromic Liquid Crystals to Detailed Turbine Blade Cooling Measurements,” thesis, Department of Engineering Science, Oxford.
Vogel, G., and Weigand, B., 2001, “A New Evaluation Method for Transient Liquid Crystal Experiments,” Proc., National Heat Transfer Conference Anaheim, CA. NHTC01-1511.
Bendat, J. S., and Piersol, A. G., 1986, “Random Data,” Random Data John Wiley & Sons, Inc., New York, NY.
Höcker, R., 1996, “Optimization of Transient Heat Transfer Measurements Using Thermochromic Liquid Crystals Based on an Error Estimation,” Proc., International Gas Turbine & Aeroengine Congress & Exhibition. Birmingham, UK. 96-GT-235.
Haasenritter, A., Amro, M., and Weigand, B., 2001, “An Experimental and Numerical Study of the Heat Transfer Performance of Sharp-Edged and Rounded Ribs in Square Ducts,” Proc., 9th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery. Honolulu, HI.

Figures

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The internal coolant passage test facility and inlet region details
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Measurement sections. The symbols represent the measurement lines (Y direction) that will be analyzed in the next sections (Fig. 5)—(a) data sets perpendicular to X-Y plane, (b) data sets perpendicular to X-Z plane, (c) symbol details for velocity profiles
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Gas temperature increase at different X/D locations for heat transfer post processing
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Streamwise and secondary flow motion in a fully developed flow cross section of a coolant channel with 45-deg rib arrangement
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Velocity profiles in the 16th rib module, normalized by Ub. See Fig. 2 for exact locations in the rib module. (a) overview of the graphs in the next figure, (b) velocity profiles.
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Streamline details in the vicinity of a rib.—(a) locations, (b) location 1, (c) location 2, (d) location 3
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Velocity profiles downstream of a rib normal to the bottom wall (see Fig. 6 for exact location)
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3-D streamlines in the near bottom wall region—(a) upstream fully developed streamlines; 3-D view, (b) X-Z plane view, (c) view normal to the upstream ribs
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2-D view heat transfer distribution on the bottom and outer walls in the fully developed region
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2-D view heat transfer distribution on the bottom and outer walls. 10DH downstream of the bend
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Combined heat transfer distribution and streamlines in the vicinity of the bottom and outer walls: 3-D view
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Combined heat transfer distribution and streamlines in the vicinity of the Y=0.5 plane and web: 3-D and 2-D views

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