Penn State

Mechanical & Nuclear Engineering

Turbine Heat Transfer and Aerodynamics Group

Publications :: Dr. Karen A.Thole

Book Chapters

CRC Handbook of Fluid Dynamics

Bogard, D. G. and Thole, K. A., "Coherent Structures," CRC Handbook of Fluid Dynamics (Boca Raton: Chemical Rubber Company, CRC Press), section 13.4, pp 13.40-13.48, 1998.

Bogard, D. G. and Thole, K. A., "Wall Bounded Turbulent Flows," CRC Handbook of Fluid Dynamics (Boca Raton: Chemical Rubber Company, CRC Press), Section 13.5, pp. 13.49-13.63, 1998.

Turbine Science and Technology

Bogard, D. G. and Thole, K.A., "Gas Turbine Film Cooling," Turbine Science and Technology (AIAA Progress in Astronautics and Aeronautics: AIAA), 2007.

Journal Papers and Conference Proceedings

2017 Publications

Lynch SP, Thole KA. Heat Transfer and Film Cooling on a Contoured Blade Endwall With Platform Gap Leakage. J. Turbomach. vol. 139(5), doi:10.1115/1.4035202., 2017.

Kirsch, K.L. and Thole, K.A., 2017, Pressure Loss and Heat Transfer Performance for Additively and Conventionally Manufactured Pin Fin Arrays, International J. of Heat and Mass Transfer, vol. 108(2017), pp. 2502-2513, 2017.

2016 Publications

Lynch, S., Thole, K. A., “Heat Transfer and Film Cooling on a Contoured Blade Endwall with Platform Gap Leakage,” J. Turbomach, doi: 10.1115/1.4035202, 2016.

Clark, K., Barringer, M., Thole, K. A., Clum, C,. Hiester, P., Memory, C., Robak, C., "Using a Tracer Gas to Quantify Sealing Effectiveness for Engine Realistic Rim Seals," International Gas Turbine and Aeroengine Congress and Exposition, Seoul, South Korea, GT2016-58095, 2016.

Clark, K., Barringer, M., Thole, K. A., Clum, C,. Hiester, P., Memory, C., Robak, C., "Effects of Purge Jet Momentum on Sealing Effectiveness," J. Eng. Gas Turbines Power, vol 139(3), pp. 031904, 2016.

Gibson, J., Thole, K. A., Christophel, J., Memory, C., Praisner, T., "Pressure Distortion Effects on Rim Seal Performance in a Linear Cascade," International Gas Turbine and Aeroengine Congress and Exposition, Seoul, South Korea, GT2016-58098, 2016.

Kirsch, K.L. and Thole, K.A., "Heat Transfer and Pressure Loss Measurements in Additively Manufactured Wavy Microchannels," J. Turbomach, vol 139(1), pp. 011007, 2016.

Stimpson, C. K., Snyder, J. C., Thole, K. A., and Mongillo, D., “Scaling Roughness Effects on Pressure Loss and Heat Transfer of Additively Manufactured Channels,” J. Turbomach, vol 139(2), pp. 021003, 2016.

Schroeder, R.P. and Thole, K.A., "Thermal Field Measurements for a Shaped Hole at Low and High Freestream Turbulence Intensity," J. Turbomach, vol 139(2), pp. 021012, 2016.

Schroeder, R.P. and Thole, K.A., "Effect of In-Hole Roughness on Film Cooling from a Shaped Hole," J. Turbomach, vol 139(3), pp. 031004, 2016.

Lynch, S., Thole, K. A., 2016, “Comparison of the Three-Dimensional Boundary Layer on Flat Versus Contoured Endwall, J Turbomach, vol. 138, pp 041008.

Schroeder, R.P. and Thole, K.A., "Effect of High Freestream Turbulence on Flowfields of Shaped Film Cooling Holes," ASME. J. Turbomach. vol 138(9): pp. 091001-091001-10, 2016.

Mensch, A. and Thole, K. A., “Effects of non-axisymmetric endwall contouring and film cooling on the passage flowfield in a linear turbine cascade,” Experiments in Fluids, vol. 57, pp. 1-16, 2016.

Stimpson, C. K., Snyder, J. C., Thole, K. A., and Mongillo, D., "Roughness Effects on Flow and Heat Transfer for Additively Manufactured Channels," J. Turbomach. 2016;138(5):051008-051008-10. doi:10.1115/1.4032167.

Snyder, J. C., Stimpson, C. K., Thole, K. A., and Mongillo, D., "Build Direction Effects on Additively Manufactured Channels," J. Turbomach. 2016;138(5):051006-051006-8. doi:10.1115/1.4032168.

2015 Publications

Mensch, A. and Thole, K. A., “Simulations of Multiphase Particle Deposition on a Gas Turbine Endwall With Impingement and Film Cooling,” J. Turbomach, vol. 137, pp. 111002-111002-8, 2015.

Mensch, A. and Thole, K. A., “Overall Effectiveness and Flowfield Measurements for an Endwall with Non-Axisymmetric Contouring,” J. Turbomach, vol. 138, pp. 031007, 2015.

Snyder, J. C., Stimpson, C. K., Thole, K. A., Mongillo, D. J. "Build Direction Effects on Microchannel Tolerance and Surface Roughness," ASME. J. Mech. Des., vol. 137, pp. 2111411-111411-7, 2015.

Mensch, A. and Thole, K. A., "Conjugate Heat Transfer Analysis of the Effects of Impingement Channel Height for a Turbine Blade Endwall," Int. J. of Heat and Mass Transfer, vol. 82, pp. 66-77, 2015.

Kirsch, K. L. and Thole, K. A., "Heat Transfer Measurements of Oblong Pins," J Turbomach, vol. 137, pp. 071004, 2014.

Whitfield, C. A., Schroeder, R. P., Thole, K. A., and Lewis, S. D., "Blockage Effects from Simulated Thermal Barrier Coatings for Cylindrical and Shaped Cooling Holes," J Turbomach, vol. 137, pp. 091004, 2015.

2014 Publications

Eberly, M. K. and Thole, K. A., "Time-Resolved Film-Cooling Flows at High and Low Density Ratios," J Turbomach, vol. 136, pp. 061003, 2014 (2013 Best Paper Award for Gas Turbine Heat Transfer).

Barringer, M., Thole, K. A., Krishnan, V., and Landrum, E., "Manufacturing Influences on Pressure Losses of Channel Fed Holes," J Turbomach, vol. 136, pp. 051012, 2014.

Kirsch, K. L., Ostanek, J. K., and Thole, K. A., "Comparison of Pin Surface Heat Transfer in Arrays of Oblong and Cylindrical Pin Fins," J Turbomach, vol. 136, pp. 041015, 2014.

Mensch, A. and Thole, K. A., "Overall Effectiveness of a Blade Endwall with Jet Impingement and Film Cooling," J Eng Gas Turb Power, vol. 136, pp. 031901, 2014.

Kirsch, K. L., Ostanek, J. K., Thole, K. A., and Kaufman, E., "Row Removal Heat transfer Study for Pin Fin Arrays," International Gas Turbine and Aeroengine Congress and Exposition, Düsseldorf, Germany, GT2014-25348, 2014.

Barringer, M., Coward, A., Clark, K., Thole, K. A., Schmitz, J., Wagner, J., Alvin, M. A., Burke, P., and Dennis, R., "The Design of a Steady Aero Thermal Research Turbine (START) for Studying Secondary Flow Leakages and Airfoil Heat Transfer," International Gas Turbine and Aeroengine Congress and Exposition, Düsseldorf, Germany, GT2014-25570, 2014.

Schroeder, R. P. and Thole, K. A., "Adiabatic Effectiveness Measurements for a Baseline Shaped Film Cooling Hole," International Gas Turbine and Aeroengine Congress and Exposition, Düsseldorf, Germany, GT2014-25992, 2014.

Mensch, A., Thole, K. A., and Craven, B. A., "Conjugate Heat Transfer Measurements and Predictions of a Blade Endwall with a Thermal Barrier Coating," J Turbomach, vol. 136, pp. 121003, 2014.

2013 Publications

Thrift, A. A. and Thole, K. A., "Impact of the Combustor-Turbine Interface Slot Orientation on the Durability of a Nozzle Guide Vane Endwall," J Turbomach, vol. 135, pp. 041019, 2013.

Lawson, S., Lynch, S., and Thole, K. A., "Simulations of Multi-Phase Particle Deposition on a Nonaxisymmetric Contoured Endwall with Film-Cooling," J Turbomach, vol. 135, pp. 031032, 2013.

Barringer, M.D., Thole, K. A., Breneman, D. L., Tham, K-M, and Laurello, V., "Effects of Centrifugal Forces on Particle Deposition for a Representative Seal Pin Between Two Blades," J Eng Gas Turb Power, vol. 135, pp. 032601, 2013.

Musgrove, G. O., Thole, K. A., Grover, E., and Barker, J., "Performance Measurements of a Unique Louver Particle Separator for Gas Turbine Engines," J Eng Gas Turb Power, vol. 135, pp. 012001, 2013.

2012 Publications

Thrift, A. A., Thole, K. A., and Hada, S.,"Effects of Orientation and Position of the Combustor-Turbine Interface Gap on the Cooling of a Vane Endwall," J Turbomach, vol. 134, pp 061019, 2012.

Thrift, A. A. and Thole, K. A., "Influence of Flow Injection Angle on a Leading-Edge Horseshoe Vortex," International Journal of Heat and Mass Transfer, vol. 55, pp. 4651-4664, 2012.

Ostanek, J. K. and Thole, K. A., "Effect of streamwise spacing on periodic and random unsteadiness in a bundle of short cylinders confined in a channel," Experiments in Fluids, vol. 53, pp. 1779-1796, 2012.

Ostanek, J. K. and Thole, K. A., "Wake development in staggered short cylinder arrays within a channel," Experiments in Fluids, vol. 53, pp. 673-697, 2012.

Lawson, S. A. and Thole, K. A., "Simulations of Multiphase Particle Deposition on Endwall Film-Cooling Holes in Transverse Trenches," J Turbomach, vol. 134, pp. 051040, 2012.

Ostanek, J. K. and Thole, K. A., "Flowfield Measurements in a Single Row of Low Aspect Ratio Pin Fins," J Turbomach, vol. 134, pp. 051034, 2012.

Lawson, S. A., Thole, K. A., Okita, Y., and Nakamata, C., "Simulations of Multi-Phase Particle Deposition on a Showerhead With Staggered Film-Cooling Holes," J Turbomach, vol. 134, pp. 051041, 2012.

Lawson, S. A. and Thole, K. A., "Simulations of Multi-Phase Particle Deposition on Endwall Film-Cooling," J Turbomach, vol. 134, pp. 011003, 2012.

2011 Publications

Cardwell, N., Vlachos, P. and Thole, K. A., "A Multi-Parametric Particle Pairing Algorithm for Particle Tracking in Single and Multiphase Flows," Science, Measurement & Technology, MST/380473/PAP, 2011.

Weaver, S., Barringer, M., and Thole, K. A., "Micro Channels with Manufacturing Roughness Levels," J Turbomach, vol. 133, pp. 041014, 2011.

Lawson, S., Thrift, A. A., Thole, K. A., and Kohli, A., "Heat Transfer from Multiple Row Arrays of Low Aspect Ratio Pin Fins," International Journal of Heat and Mass Transfer, doi:10.1016/j.physletb.2003.10.071, 2011.

Thrift, A. A., Thole, K. A., and Hada, S., "Effects of an Axisymmetric Contoured Endwall on a Nozzle Guide Vane: Adiabatic Effectiveness Measurements," J Turbomach, vol. 133, pp. 041007, 2011.

Thrift, A. A., Thole, K. A., and Hada, S., "Effects of an Axisymmetric Contoured Endwall on a Nozzle Guide Vane: Heat Transfer Measurements," J Turbomach, vol. 133, pp. 041008, 2011.

Lynch, S. and Thole, K. A., "The Effect of the Combustor-Turbine Slot and Mid-Passage Gap on Vane Endwall Heat Transfer," J Turbomach, vol. 133, pp. 041002, 2011.

Lynch, S. P., Thole, K. A., Kohli, A., and Lehane, C., "Computational Predictions of Heat Transfer and Film-Cooling for a Turbine Blade with Non-Axiymmetric Endwall Contouring," J Turbomach, vol. 133, pp. 041003, 2011.

Cardwell, N. D., Vlachos, P. P., and Thole, K. A., "A Method for Identifying and Visualizing Foreign Particle Motion Using Time Resolved Particle Tracking Velocimetry," J Turbomach, vol. 133, pp. 021021, 2011.

Lawson, S. A. and Thole, K. A., "Effects of Simulated Particle Deposition on Film Cooling," J Turbomach, vol. 133, pp. 021009, 2011 (2010 Best Paper Award for Gas Turbine Heat Transfer).

Carullo, J. S., Thole, K. A., Zhang, L. J., Moon, H. K., Nasir, S., Cress, R. D., and Ng, W. F., "The Effects of Freestream Turbulence, Turbulence Length Scale, and Exit Reynolds Number on Turbine Blade Heat Transfer in a Transonic Cascade," J Turbomach, vol. 133, pp. 011030, 2011.

Hada, S. and Thole, K. A., "Computational Study of a Midpassage Gap and Upstream Slot on Vane Endwall Film-Cooling," J Turbomach, vol. 133, pp. 011024, 2011.

Lynch, S. P., Sundaram, N., Thole, K. A., Kohli, A., and Lehane, C., "Heat Transfer for a Turbine Blade with Non-Axisymmetric Endwall Contouring," J Turbomach, vol. 133, 011019, 2011.

Colban, W., Thole, K. A., and Bogard, D., "A Film Cooling Correlation for Shaped Holes on a Flat-Plate Surface," J Turbomach, vol. 133, pp. 011002, 2011.

Lyall, M. E., Thrift, A. A., Thole, K. A., and Kohli, A., "Heat Transfer from Low Aspect Ratio Pin Fins," J Turbomach, vol. 133, pp. 011001, 2011.

Cardwell, N. D., Vlachos, P. P., and Thole, K. A., "Developing and Fully Developed Turbulent Flow in Ribbed Channels," Experiments in Fluids, DOI: 10.1007/s00348-010-0993-y, 2011.

2010 Publications

Thrift, A. A., Brumbaugh, S., Thole, K. A., and Kohli, A., "A Methodology to Measure Aerodynamic Forces on Cylinders in Channel Flow," Journal of Fluids Engineering, vol. 132, pp. 081401, 2010.

Ostanek, J., Thole, K. A., Prausa, J., and Van Suetendael, A., "Establishing a Methodology for Resolving Convective Heat Transfer from Complex Geometries," J Turbomach, vol. 132, pp. 031014, 2010.

Land, C., Thole, K. A., and Joe, C., "Considerations of a Double-Wall Cooling Design to Reduce Sand Blockage," J Turbomach, vol. 132, pp. 031011, 2010.

Cardwell, N. D., Burd, S. W., and Thole, K. A., "Investigation of Sand Blocking within Impingement and Film-Cooling Holes," J Turbomach, vol. 132, pp. 021020, 2010.

Marshall, M., Alley, M., Zappe, S., Thole, K., Frecker, M., and Engel, R., "Ambassador Program for Recruiting Girls into Engineering-Appropriate Messages, Messengers, and Modes of Delivery," 40th ASEE/IEEE Frontiers in Engineering Conference, T1A, October 27-30, 2010, Washington, DC, 2010.

2009 Publications

Barringer, M. D., Thole, K. A., Polanka, M. D., Clark, J. P., and Koch, P. J., "Migration of Combustor Exit Profiles Through High Pressure Turbine Vanes," J Turbomach, vol. 131, pp. 021010, 2009.

Barringer, M. D., Thole, K. A., and Polanka, M. D., "An Experimental Study of Combustor Exit Profile Shapes on Endwall Heat Transfer in High Pressure Turbine Vanes," J Turbomach, vol. 131, pp. 021009, 2009.

Barringer, M., Thole, K. A., and Polanka, M. D., "Effects of Combustor Exit Profiles on High Pressure Turbine Vane Aerodynamics and Heat Transfer," J Turbomach, vol. 131, pp. 021008, 2009.

Nasir, S., Zhang, L. J., Moon, H. K., Carullo, J. S., Ng, W. F., Thole, K. A., and Wu, H., "Effects of Large Scale High Freestream Turbulence and Exit Reynolds Number on Turbine Vane Heat Transfer in a Transonic Cascade," J Turbomach, vol. 131, pp. 021021, 2009.

Sundaram, N. and Thole, K. A., "Film-Cooling Flowfields with Trenched Holes on an Endwall," J Turbomach, vol. 131, pp. 041007, 2009.

Musgrove, G. O., Barringer, M. D., Thole, K. A., Grover, E., and Barker, J., "Computational Design of a Louver Particle Separator for Gas Turbine Engines," International Gas Turbine and Aeroengine Congress and Exposition, Orlando, GT2009-60199, 2009.

Knost, D. G., Thole, K. A., and Duggleby, A., "Evaluating a Three-Dimensional Slot Design for the Combustor-Turbine Interface," International Gas Turbine and Aeroengine Congress and Exposition, Orlando, GT2009-60168, 2009.

2008 Publications

Lawson, M. and Thole, K. A., "Heat Transfer Augmentation along the Tube Wall of a Louvered Fin Heat Exchanger Using Practical Delta Winglets," International Journal of Heat and Mass Transfer, vol. 51, pp. 2346-2360, 2008.

Colban, W., Thole, K. A., and Haendler, M., "A Comparison of Cylindrical and Fan-Shaped Film-Cooling Holes on a Vane Endwall at Low and High Freestream Turbulence Levels," J Turbomach, vol. 130, pp. 031007-1--031007-9, 2008.

Sundaram, N., Barringer, M. D., and Thole, K. A., "Effects of Deposits on Film Cooling of a Vane Endwall Along the Pressure Side," J Turbomach, vol. 130, pp. 0410006, 2008.

Sundaram, N. and Thole, K. A., "Bump and Trench Modifications to Film-Cooling Holes at the Vane Endwall Junction," J Turbomach, vol. 130, pp. 041013, 2008.

Lynch, S. P. and Thole, K. A., "The Effect of Combustor-Turbine Interface Gap Leakage on the Endwall Heat Transfer for a Nozzle Guide Vane," J Turbomach, vol. 130, pp. 041019, 2008.

Cardwell, N., Vlachos, P., and Thole, K. A., "Developing and Fully Developed Turbulent Flow in Ribbed Channels," Fluids Engineering Conference, FEDSM2008-55190, 2008 (nominated for Best Paper).

2007 Publications

Colban, W. and Thole, K. A., "Influence of Hole Shape on the Performance of a Turbine Vane Endwall Film-Cooling Scheme," International Journal of Heat and Fluid Flow, vol. 28, Issue 3, pp. 341-356, 2007.

Barringer, M. D., Thole, K. A., and Polanka, M. D., "Experimental Evaluation of an Inlet Profile Generator for High-Pressure Turbine Tests," J Turbomach, vol. 129, pp. 23-31, 2007.

Colban, W., Thole, K. A., and Haendler, M., "Experimental and Computational Comparisons of Fan-Shaped Film-Cooling on a Turbine Vane Surface," J Turbomach, vol. 129, pp. 23-31, 2007.

Scrittore, J., Thole, K. A., and Burd, S., Investigation of Velocity Profiles for Effusion Cooling of Combustor Liners," J Turbomach, vol. 129, pp. 518-526, 2007.

Sundaram, N. and Thole, K. A., "Effects of Surface Deposition, Hole Blockage, and TBC Spallation on Vane Endwall Film-Cooling," J Turbomach, vol. 129, pp. 599-607, 2007.

Cardwell, N., Sundaram, N., and Thole, K. A., "The Effects of Varying the Combustor-Turbine Gap," J Turbomach, vol. 129, pp. 756-764, 2007.

2006 Publications

Bogard, D. G. and Thole, K. A., "Gas Turbine Film Cooling," AIAA Journal of Propulsion and Power, vol. 22, pp. 249-271, 2006.

Sewall, E. A., Tafti, D. K., Graham, A., and Thole, K. A., "Experimental Validation of Large Eddy Simulations of Flow and Heat Transfer in a Stationary Ribbed Duct," International Journal of Heat and Fluid Flow, vol. 27, Issue 2, pp. 243-258, 2006.

Sanders, P. and Thole, K. A., "Effects of Winglets to Augment Tube Wall Heat Transfer in Louvered Fin Heat Exchangers," International Journal of Heat and Mass Transfer, vol. 49, Issue 21-22, pp. 4058-4069, 2006.

Cardwell, N., Sundaram, N., and Thole, K. A., "Effect of Midpassage Gap, Endwall Misalignment, and Roughness on Endwall Film-Cooling," J Turbomach, vol. 128, pp. 62-70, 2006.

Colban, W., Gratton, A., Thole, K. A., and Haendler, M., "Heat Transfer and Film-Cooling Measurements on a Stator Vane with Fan-Shaped Cooling Holes," J Turbomach, vol. 128, pp. 53-61, 2006.

Walsh, W. S., Thole, K. A., and Joe, C., "Effects of Sand Ingestion on the Blockage of Film-Cooling Holes," International Gas Turbine and Aeroengine Congress and Exposition, Barcelona, Spain, ASME Paper GT2006-90067, 2006.

2005 Publications

Couch, E., Christophel, J. S., Hohlfeld, E., Thole, K. A., and Cunha, F., "Comparison of Measurements and Predictions for Blowing from the Tip of a Turbine Blade," AIAA Journal of Propulsion and Power, vol. 21, no. 2, pp. 335-343, 2005.

Stephan, R. and Thole, K. A., "Optimization Study Relevant to Louvered Fin Compact Heat Exchangers," International Journal of Compact Heat Exchangers, vol. VI, no. 1, pp. 73-92, 2005.

Thole, K. A. and Knost, D., "Heat Transfer and Film-Cooling for the Endwall of a First Stage Turbine Vane," International Journal of Heat and Mass Transfer, vol. 48, issues 25-26, pp. 5255-5269, 2005.

Hohlfeld, E., Couch, E., Christophel, J., and Thole, K. A., "Predictions of Cooling from Dirt Purge Holes Along the Tip of a Turbine Blade," International Journal of Turbo and Jet Engines, vol. 22, pp. 139-152, 2005.

Knost, D. and Thole, K. A., "Computational Predictions of Endwall Film-Cooling for a First Stage Vane," International Journal of Turbo and Jet Engines, vol. 22, pp. 41-58, 2005.

Knost, D. G. and Thole, K. A., "Adiabatic Effectiveness Measurements of Endwall Film-Cooling for a First Stage Vane," J Turbomach, vol. 127, pp.297-305, 2005.

Christophel, J. R., Couch, E., Thole, K. A., and Cunha, F., "Measured Adiabatic Effectiveness and Heat Transfer for Blowing from the Tip of a Turbine Blade," J Turbomach, vol. 127, pp. 251-262, 2005.

Christophel, J. R., Thole, K. A., and Cunha, F., "Cooling the Tip of a Turbine Blade Using Pressure Side Holes-Part 1: Film Effectiveness Measurements," J Turbomach, vol. 127, pp. 270-277, 2005.

Christophel, J. R., Thole, K. A., and Cunha, F., "Cooling the Tip of a Turbine Blade Using Pressure Side Holes-Part 2: Heat Transfer Measurements," J Turbomach, vol. 127, pp. 278-286, 2005.

Ranson, W., Thole, K. A., and Cunha, F., "Adiabatic Effectiveness Measurements and Predictions of Leakage Flows along a Blade Endwall," J Turbomach, vol. 127, pp. 609-618, 2005.

Vakil, S. and Thole, K. A., "Flow and Thermal Field Measurements in a Combustor Simulator Relevant to a Gas Turbine Aero-Engine," J Eng Gas Turb Power, vol. 127, pp. 257-267, 2005.

Pang, Y., Scott, E. P., Chen, J. Z., and Thole, K. A., "Electrical and Thermal Layout Design and Optimization Considerations for DPS Active IPEM," Journal of Electronic Packaging, vol. 127, pp. 59-66, 2005.

Kunze, V. R., Wolff, M., Barringer, M. D., Thole, K. A., and Polanka, M. D., "Numerical Modeling of Flow and Thermal Properties Within a Combustor Simulator," International Gas Turbine and Aeroengine Congress and Exposition, Reno, Nevada, ASME Paper GT-2005-68284, 2005.

Scrittore, J. J. and Thole, K. A., "Experimental Characterization of Film-Colling Effectiveness near Combustion Dilution Holes," Proceedings ASME Turbo Expo, Reno, Nevada, ASME Paper GT-2005-68704, 2005.

2004 Publications

Lethander, A., and Thole, K. A., "Optimizing the Vane-Endwall Junction to Reduce Adiabatic Wall Temperatures in a Turbine Vane Passage," AIAA Journal of Propulsion and Power, vol. 20, pp. 1105-1116, 2004.

Ebeling, C. and Thole, K. A., "Measurements and Predictions of the Heat Transfer at the Tube-Fin Junction for Louvered Fin Exchangers," International Journal of Compact Heat Exchangers, vol. V, pp. 265-286, 2004.

Stitzel, S. and Thole, K. A., "Flow Field Computations of Combustor-Turbine Interactions Relevant to a Gas Turbine Engine," J Turbomach, vol. 126, pp. 122-129, 2004.

Graham, A., Sewall, E., and Thole, K. A., "Flowfield Measurements in a Ribbed Channel Relevant to Internal Turbine Blade Cooling, International Gas Turbine and Aeroengine Congress and Exposition, Vienna, Austria, ASME Paper GT-2004-53361, 2004.

Barringer, M. D., Thole, K. A. and Polanka, M. D., "Developing a Combustor Simulator for Investigating High Pressure Turbine Aerodynamics and Heat Transfer, International Gas Turbine and Aeroengine Congress and Exposition, Vienna, Austria, ASME Paper GT-2004-53613, 2004.

Knost, D. and Thole, K. A., "Adiabatic Effectiveness Measurements of Endwall Film-Cooling for a First Stage Vane, International Gas Turbine and Aeroengine Congress and Exposition, Vienna, Austria, ASME Paper GT-2004-53326, 2004.

2003 Publications

Hohlfeld, E., Couch, E., Christophel, J., and Thole, K. A., "Predictions of Cooling from Dirt Purge Holes Along the Tip of a Turbine Blade," International Gas Turbine and Aeroengine Congress and Exposition, Atlanta, Georgia, ASME Paper GT-2003-38251, 2003.

Lethander, A., Thole, K. A., Zess, G., and Wagner, J., "Optimizing the Vane-Endwall Junction to Reduce Adiabatic Wall Temperatures in a Turbine Vane Passage," International Gas Turbine and Aeroengine Congress and Exposition, Atlanta, Georgia, ASME Paper GT-2003-38940, 2003.

Vakil, S. and Thole, K. A., "Flow and Thermal Field Measurements in a Combustor Simulator Relevant to a Gas Turbine Aero-Engine," International Gas Turbine and Aeroengine Congress and Exposition, Atlanta, Georgia, ASME Paper GT-2003-38254, 2003.

2002 Publications

Lyman, A. C., Stephan, R. A., Thole, K. A., Zhang, L., and Memory, S., "Scaling of Heat Transfer Coefficients Along Louvered Fins," Experimental Thermal Fluid Science, vol. 26, no. 5, pp. 547-563, 2002.

Thole, K. A., Radomsky, R., Kang, B., and Kohli, A., "Elevated Freestream Turbulence Effects on Heat Transfer for a Gas Turbine Vane," International Journal of Heat and Fluid Flow, vol. 23, pp. 137-147, 2002.

Radomsky, R. and Thole, K. A., "Detailed Boundary Layer Measurements on a Turbine Stator Vane at Elevated Freestream Turbulence Levels," J Turbomach, vol. 124, pp. 107-118, 2002.

Zess, G. A. and Thole, K. A., "Computational Design and Experimental Evaluation of Using a Leading Edge Fillet on a Gas Turbine Vane," J Turbomach, vol. 124, no. 2, pp. 167-175, 2002.

Barringer, M. D., Richard, O. T., Walter, J. P., Stitzel, S. M., and Thole, K. A., "Flow Field Simulations of a Gas Turbine Combustor," J Turbomach, vol. 124, pp. 508-516, 2002.

Hermanson, K. and Thole, K. A., "Effect on Non-Uniform Inlet Conditions on Endwall Secondary Flows," J Turbomach, vol. 124, pp. 623-631, 2002.

Colban, W. F., Thole, K. A., and Zess, G., "Combustor-Turbine Interface Studies: Part 1: Endwall Measurements," J Turbomach, vol. 125, pp. 193-202, 2002.

Colban, W. F., Lethander, A. T., Thole, K. A., and Zess, G., "Combustor-Turbine Interface Studies: Part 2: Flow and Thermal Field Measurements," J Turbomach, vol. 125, pp. 203-209, 2002.

Nix, A., Smith, A., Diller, T., Ng, W., and Thole, K. A., "High Intensity, Large Length-Scale Freestream Turbulence Generation in a Transonic Turbine Cascade," International Gas Turbine and Aeroengine Congress and Exposition, Amsterdam, The Netherlands, ASME Paper 2002-GT-30523, 2002.

Pang, Y. F., Chen, J. Z., Scott, E. P., and Thole, K. A., "Electrical and Thermal Layout Design and Optimization Considerations for DPS Active IPEM," New Orleans, Louisiana, IMECE2002-33778, 2002.

2001 Publications

Harrington, M., McWaters, M., Bogard, D., Lemmon, C., and Thole, K. A., "Full-Coverage Film Cooling with Short Normal Injection Holes," J Turbomach, vol. 123, pp. 798-805, 2001.

Thole, K. A., Radomsky, R., Kang, B., and Kohli, A., "Elevated Freestream Turbulence Effects on Heat Transfer for a Gas Turbine Vane," Turbulent Heat Transfer Conference, Anchorage, Alaska, March, 2001.

2000 Publications

Hermanson, K. and Thole, K. A., "Effect of Mach Number on Secondary Flow Characteristics," International Journal of Turbo Jet Engines, vol. 17, pp. 179-196, 2000.

Radomsky, R. and Thole, K. A., "Flowfield Measurements for a Highly Turbulent Flow in a Stator Van Passage," J Turbomach, vol. 122, no. 2, pp. 255-262, 2000.

Kang, M. and Thole, K. A., "Flowfield Measurements in the Endwall Region of a Stator Vane," J Turbomach, vol. 122, pp. 458-466, 2000.

Radomsky, R. and Thole, K. A., "High Freestream Turbulence Effects in the Endwall Leading Edge Region," J Turbomach, vol. 122, pp. 699-708, 2000.

Radomsky, R. and Thole, K. A., "Measurements and Predictions of a Highly Turbulent Flowfield in a Turbine Vane Passage," Journal of Fluids Engineering, vol. 122, pp. 666-676, 2000.

Hermanson, K. and Thole, K. A., "Effect of Inlet Profiles on Endwall Secondary Flows," Journal of Propulsion and Power, vol. 16, no. 2, pp. 286-296, 2000.

1999 Publications

Springer, M. E. and Thole, K. A., "Entry Region of Louvered Fin Heat Exchangers," Experimental Thermal and Fluid Science, vol. 19, pp. 223-232, 1999.

Kang, M., Kohli, A., and Thole, K. A., "Heat Transfer and Flowfield Measurements in the Leading Edge Region of a Stator Vane Endwall," J Turbomach, vol. 121, pp. 558-568, 1999.

Lemmon, C., Kohli, A., and Thole, K. A., "Formation of Counter-Rotating Vortices in Film-Cooling Flows," International Gas Turbine and Aeroengine Congress and Exposition, Indianapolis, Indiana, ASME Paper 99-GT-161, 1999.

Hermanson, K. and Thole, K. A., "Effect of Inlet Conditions on Endwall Secondary Flows," AIAA Aerospace Meeting, Reno, Nevada, AIAA Paper 99-0241, 1999.

Zhang, L. W., Memory, S. B., Wattelet, J. P., Springer, M. E., and Thole, K. A., "A Combined Experimental and Computational Study of Flowfields in a Louvered Fin Heat Exchanger," VTMS 4, ICE, London, United Kingdom, 1999.

1998 Publications

Springer, M. and Thole, K. A., "Experimental Design for Flowfield Studies of Louvered Fins," Experimental Thermal and Fluid Science, vol. 18, no. 3, pp. 258-269, 1998.

Thole, K. A., Gritsch, M., Schulz, A., and Wittig, S., "Flowfield Measurements for Cooling Holes with Expanded Exits," J Turbomach, vol. 120, no. 2, pp. 327-336, 1998.

Radomsky, R. W. and Thole, K. A., "Effects Of High Freestream Turbulence Levels and Length Scales on Stator Vane Heat Transfer," International Gas Turbine and Aeroengine Congress and Exposition, Stockholm, Sweden, ASME Paper 98-GT-236, 1998.

Kang, M., Kohli, A., and Thole, K. A., "Heat Transfer and Flowfield Measurements in the Leading Edge Region of a Stator Vane Endwall," International Gas Turbine and Aeroengine Congress and Exposition, Stockholm, Sweden, ASME Paper 98-GT-173, 1998.

Kohli, A. and Thole, K. A., Entrance Effects on a Diffused Film-Cooling Hole," International Gas Turbine and Aeroengine Congress and Exposition, Stockholm, Sweden, ASME Paper 98-GT-402, 1998.

Springer, M. and Thole, K. A., Zhang, L. W., Memory, S. B., and Wattelet, J. P., Modine Manufacturing, "A Combined CFD and LDV Study of Flowfields in Louvered Fin Heat Exchangers," ASME Fluids Engineering Division Meeting, Paper Number FEDSM98-4843, 1998.

1997 Publications

Thole, K. A., Gritsch, M., Schulz, A., and Wittig, S., "Effects of a Crossflow at the Entrance to a Film-Cooling Hole," Journal of Fluids Engineering, vol. 119, no. 3, pp. 533-540, 1997.

Bangert, B., Kohli, A., Sauer, J., and Thole, K. A., "High Freestream Turbulence Simulation in a Scaled-Up Turbine Vane Passage," International Gas Turbine and Aeroengine Congress and Exposition, Orlando, Florida, ASME Paper 97-GT-51, 1997.

Martin, C. and Thole, K. A., "A CFD Benchmark Study: Leading Edge Film Cooling with Compound Angle Injection," International Gas Turbine and Aeroengine Congress and Exposition, Orlando, Florida, ASME Paper 97-GT-297, 1997.

Kohli, A. and Thole, K. A., "A CFD Investigation on the Effect of Entrance Flow Conditions in Discrete Film Cooling Holes," 32nd National Heat Transfer Conference, vol. 12, pp. 223-232 (W. M. Rohsenow Prize for Best Presentation for the Gas Turbine Heat Transfer Committee), 1997.

1996 Publications

Thole, K. A. and Bogard, D. G., "High Freestream Turbulence Effects on Turbulent Boundary Layers," Journal of Fluids Engineering, vol. 118, no. 2, pp. 276-284, 1996.

Wittig, S., Schulz, A., Gritsch, M., and Thole, K. A., "Transonic Film Cooling Investigations: Effects of Hole Shapes and Orientations," International Gas Turbine and Aeroengine Congress and Exposition, Birmingham, England, ASME Paper 96-GT-222, 1996.

1995 Publications

Thole, K. A. and Bogard, D. G., "Enhanced Heat Transfer and Skin Friction Due to High Freestream Turbulence," J Turbomach, vol. 117, no. 3, pp. 418-424, 1995.

Laudon, M. F., Thole, K. A., Englestad, R. L., Resnick, D. J., Cummings, K. D., and Dauksher, W. J., "Thermal Analysis of X-ray Membrane in a Plasma Environment," Journal of Vacuum Science Technology B, vol. 13, no. 6, pp. 3050-3054, 1995.

Laudon, M. F., Engelstad, R. L., Thole, K. A., Dauksher, W. J., Resnick, D. J., Cummings, K. D., Seese, P,. and Johnson, W., "Modeling of In-Plane Distortions Due to Variations in Absorber Stress," International Micro- and Nano- Engineering, Aix-en-Provence, France, 1995.

Laudon, M. F., Thole, K. A., Engelstad, R. L., Resnick, D. J., Cummings, K. D., and Dauksher, W. J., "Thermal Analysis of X-ray Membrane in a Plasma Environment," 39th International Conference on Electron, Ion and Photon Beam Technology and Nanofabrication, Phoenix, Arizona, 1995.

1994 Publications

Thole, K. A., Bogard, D. G., and Whan-Tong, J., "Generating High Freestream Turbulence Levels," Experiments in Fluids, vol. 17, pp. 375-380, 1994.

Thole, K. A. and Bogard, D. G., "A Technique for Simultaneous Temperature and Velocity Measurements," Measurement Science and Technology, vol. 5, pp. 435-439, 1994.

1991 Publications

Thole, K. A., Whan-Tong, J., and Bogard, D. G., "Generation of Very High Freestream Turbulence Levels and the Effects on Heat Transfer," Turbulent Shear Flow Conference, 27.5.1-27.5.7, Munich, Germany, 1991.

1990 Publications

Thole, K. A., Sinha, A., Bogard, D. G., and Crawford, M. E., "Mean Temperature Measurements of Jets with a Crossflow for Gas Turbine Film Cooling Application," Rotating Machinery Transport Phenomena, J. H. Kim and W. J. Yang, ed. Hemisphere Publishing Corporation, New York, New York, 1990.