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Proceedings Papers

Enhanced Heat Transfer and Shear Stress due to High Freestream Turbulence

K. A. Thole, D. G. Bogard
Proc. ASME. GT1994, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T09A045, June 13–16, 1994
Paper No: 94-GT-296
DOI: https://doi.org/10.1115/94-GT-296
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Topics: Heat transfer, Shear stress, Turbulence, Skin friction (Fluid dynamics), Boundary layers, Energy dissipation, Fluids, Heat
Proceedings Papers

Transonic Film-Cooling Investigations: Effects of Hole Shapes and Orientations

S. Wittig, A. Schulz, M. Gritsch, K. A. Thole
Proc. ASME. GT1996, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T09A026, June 10–13, 1996
Paper No: 96-GT-222
DOI: https://doi.org/10.1115/96-GT-222
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Topics: Film cooling, Shapes, Coolants, Design, Discharge coefficient, Fluids, Heat transfer coefficients, Mach number, Momentum, Rotation
Proceedings Papers

A CFD Benchmark Study: Leading Edge Film-Cooling With Compound Angle Injection

C. A. Martin, K. A. Thole
Proc. ASME. GT1997, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T09A059, June 2–5, 1997
Paper No: 97-GT-297
DOI: https://doi.org/10.1115/97-GT-297
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Topics: Computational fluid dynamics, Film cooling, Cooling, Coolants, Airfoils, Cylinders, Density, Engines, Flow (Dynamics), Geometry
Proceedings Papers

High Freestream Turbulence Simulation in a Scaled-Up Turbine Vane Passage

B. A. Bangert, A. Kohli, J. H. Sauer, K. A. Thole
Proc. ASME. GT1997, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A009, June 2–5, 1997
Paper No: 97-GT-051
DOI: https://doi.org/10.1115/97-GT-051
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Topics: Simulation, Turbines, Turbulence, Generators, Blades, Stators, Boundary layers, Computational fluid dynamics, Flow (Dynamics), Gas turbines
Proceedings Papers

Effects of High Freestream Turbulence Levels and Length Scales on Stator Vane Heat Transfer

R. W. Radomsky, K. A. Thole
Proc. ASME. GT1998, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T09A056, June 2–5, 1998
Paper No: 98-GT-236
DOI: https://doi.org/10.1115/98-GT-236
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Topics: Heat transfer, Stators, Turbulence, Kinetic energy, Reynolds number, Fluctuations (Physics), Lasers, Pressure, Turbine blades, Velocimeters
Proceedings Papers

Entrance Effects on Diffused Film-Cooling Holes

A. Kohli, K. A. Thole
Proc. ASME. GT1998, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T09A070, June 2–5, 1998
Paper No: 98-GT-402
DOI: https://doi.org/10.1115/98-GT-402
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Topics: Film cooling, Cooling, Reynolds number, Blades, Coolants, Density, Engines, Gas turbines, Turbine blades
Proceedings Papers

Heat Transfer and Flowfield Measurements in the Leading Edge Region of a Stator Vane Endwall

M. B. Kang, A. Kohli, K. A. Thole
Proc. ASME. GT1998, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T09A035, June 2–5, 1998
Paper No: 98-GT-173
DOI: https://doi.org/10.1115/98-GT-173
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Topics: Heat transfer, Stators, Reynolds number, Pressure, Flow (Dynamics), Turbulence, Vortices, Kinetic energy, Lasers, Separation (Technology)
Proceedings Papers

Flowfield Measurements in the Endwall Region of a Stator Vane

M. B. Kang, K. A. Thole
Proc. ASME. GT1999, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A054, June 7–10, 1999
Paper No: 99-GT-188
DOI: https://doi.org/10.1115/99-GT-188
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Topics: Stators, Flow (Dynamics), Vortices, Suction, Convection, Engines, Fluids, Heat transfer, Kinetic energy, Lasers
Proceedings Papers

Flowfield Measurements for a Highly Turbulent Flow in a Stator Vane Passage

R. W. Radomsky, K. A. Thole
Proc. ASME. GT1999, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A071, June 7–10, 1999
Paper No: 99-GT-253
DOI: https://doi.org/10.1115/99-GT-253
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Topics: Stators, Turbulence, Heat transfer, Turbines, Combustion chambers, Airfoils, Boundary layers, Boundary-value problems, Cascades (Fluid dynamics), Computer simulation
Proceedings Papers

High Freestream Turbulence Effects on Endwall Heat Transfer for a Gas Turbine Stator Vane

R. W. Radomsky, K. A. Thole
Proc. ASME. GT2000, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A009, May 8–11, 2000
Paper No: 2000-GT-0201
DOI: https://doi.org/10.1115/2000-GT-0201
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Topics: Gas turbines, Heat transfer, Stators, Turbulence, Vortices, Convection, Flow (Dynamics), Airfoils, Combustion chambers, Geometry
Proceedings Papers

Computational Design and Experimental Evaluation of Using a Leading Edge Fillet on a Gas Turbine Vane

G. A. Zess, K. A. Thole
Proc. ASME. GT2001, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A083, June 4–7, 2001
Paper No: 2001-GT-0404
DOI: https://doi.org/10.1115/2001-GT-0404
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Topics: Design, Gas turbines, Vortices, Boundary layers, Flow (Dynamics), Computational fluid dynamics, Pressure gradient, Temperature, Cascades (Fluid dynamics), Guide vanes
Proceedings Papers

Detailed Boundary Layer Measurements on a Turbine Stator Vane at Elevated Freestream Turbulence Levels

R. W. Radomsky, K. A. Thole
Proc. ASME. GT2001, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A047, June 4–7, 2001
Paper No: 2001-GT-0169
DOI: https://doi.org/10.1115/2001-GT-0169
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Topics: Boundary layers, Stators, Turbines, Turbulence, Airfoils, Pressure, Suction, Combustion chambers, Fluctuations (Physics), Gas turbines
Proceedings Papers

Flow Field Simulations of a Gas Turbine Combustor

M. D. Barringer, O. T. Richard, J. P. Walter, S. M. Stitzel, K. A. Thole
Proc. ASME. GT2001, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A048, June 4–7, 2001
Paper No: 2001-GT-0170
DOI: https://doi.org/10.1115/2001-GT-0170
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Topics: Combustion chambers, Flow (Dynamics), Gas turbines, Simulation, Turbines, Jets, Nozzle guide vanes, Boundary layer turbulence, Cooling, Pressure
Proceedings Papers

Impact of the Combustor-Turbine Interface Slot Orientation on the Durability of a Nozzle Guide Vane Endwall

A. A. Thrift, K. A. Thole, S. Hada
Proc. ASME. GT2012, Volume 4: Heat Transfer, Parts A and B, 31-43, June 11–15, 2012
Paper No: GT2012-68096
DOI: https://doi.org/10.1115/GT2012-68096
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Topics: Combustion chambers, Durability, Nozzle guide vanes, Turbines, Coolants, Cascades (Fluid dynamics), Chords (Trusses), Cooling, Flow (Dynamics), Foundry coatings
Proceedings Papers

Effects of Centrifugal Forces on Particle Deposition for a Representative Seal Pin Between Two Blades

M. D. Barringer, K. A. Thole, D. L. Breneman, K.-M. Tham, V. Laurello
Proc. ASME. GT2012, Volume 4: Heat Transfer, Parts A and B, 2061-2071, June 11–15, 2012
Paper No: GT2012-68777
DOI: https://doi.org/10.1115/GT2012-68777
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Topics: Blades, Centrifugal force, Particulate matter, Steel corrosion, Engines, Flow (Dynamics), Gas turbines, Filtration, Geometry, Pipes
Journal Articles

Effects of Centrifugal Forces on Particle Deposition for a Representative Seal Pin Between Two Blades

M. D. Barringer, K. A. Thole, D. L. Breneman, K.-M. Tham, V. Laurello
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2013, 135(3): 032601.
Paper No: GTP-12-1184
DOI: https://doi.org/10.1115/1.4007751
Published Online: February 11, 2013
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Topics: Flow (Dynamics), Particulate matter, Steel corrosion, Pressure, Blades, Engines, Centrifugal force
Journal Articles

Effects of Orientation and Position of the Combustor-Turbine Interface on the Cooling of a Vane Endwall

A. A. Thrift, K. A. Thole, S. Hada
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2012, 134(6): 061019.
DOI: https://doi.org/10.1115/1.4004817
Published Online: September 4, 2012
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Topics: Combustion chambers, Coolants, Cooling, Flow (Dynamics), Leakage, Leakage flows, Momentum, Turbines, Vortices, Vorticity
Proceedings Papers

Effects of Orientation and Position of the Combustor-Turbine Interface on the Cooling of a Vane Endwall

A. A. Thrift, K. A. Thole, S. Hada
Proc. ASME. GT2011, Volume 5: Heat Transfer, Parts A and B, 291-301, June 6–10, 2011
Paper No: GT2011-45507
DOI: https://doi.org/10.1115/GT2011-45507
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Topics: Combustion chambers, Cooling, Turbines, Nozzle guide vanes, Film cooling, Leakage flows, Particulate matter, Vortices
Journal Articles

Microchannels With Manufacturing Roughness Levels

S. A. Weaver, M. D. Barringer, K. A. Thole
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041014.
DOI: https://doi.org/10.1115/1.4002991
Published Online: April 21, 2011
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Topics: Cooling, Flow (Dynamics), Friction, Heat transfer, Manufacturing, Microchannels, Surface roughness, Temperature, Copper, Pressure drop
Journal Articles

Effects of an Axisymmetric Contoured Endwall on a Nozzle Guide Vane: Adiabatic Effectiveness Measurements

A. A. Thrift, K. A. Thole, S. Hada
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041007.
DOI: https://doi.org/10.1115/1.4002965
Published Online: April 20, 2011
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Topics: Coolants, Film cooling, Flow (Dynamics), Leakage flows, Pressure, Leakage, Nozzle guide vanes, Cooling