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Journal Articles

Impacts of Superalloys on the Surface Quality of Additively Manufactured Channels

Thomas M. Corbett, Karen A. Thole, Daniel Ryan, Sudhakar Bollapragada
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2024, 146(8): 081003.
Paper No: TURBO-23-1213
https://doi.org/10.1115/1.4064468
Published Online: March 11, 2024
View Article titled, Impacts of Superalloys on the Surface Quality of Additively Manufactured Channels
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Topics: Additive manufacturing, Alloys, Cooling, Design, Flow (Dynamics), Friction, Heat transfer, Lasers, Nickel alloys, Pressure
Journal Articles

Temperature Dependent Property Considerations for Biot Number Matching With Composite Materials

Carol E. Bryant, James L. Rutledge
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041010.
Paper No: TURBO-21-1261
https://doi.org/10.1115/1.4055927
Published Online: November 7, 2022
View Article titled, Temperature Dependent Property Considerations for Biot Number Matching With Composite Materials
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Topics: Ceramic matrix composites, Composite materials, Engines, Errors, Low temperature, Temperature, Thermal conductivity, Cooling, Anisotropy, Turbine components
Journal Articles

Scaling Flat Plate Overall Effectiveness Measurements

Luke J. McNamara, Jacob P. Fischer, Marta E. Kernan, James L. Rutledge
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031003.
Paper No: TURBO-22-1212
https://doi.org/10.1115/1.4055614
Published Online: October 17, 2022
View Article titled, Scaling Flat Plate Overall Effectiveness Measurements
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Topics: Coolants, Flat plates, Gases, Thermal conductivity, Cooling, Temperature, Carbon dioxide, Reynolds number, Engines, Specific heat
Journal Articles

Theoretical Considerations for Scaling Convection in Overall Effectiveness Experiments

Carol E. Bryant, James L. Rutledge
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011007.
Paper No: TURBO-22-1209
https://doi.org/10.1115/1.4055446
Published Online: October 7, 2022
View Article titled, Theoretical Considerations for Scaling Convection in Overall Effectiveness Experiments
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Topics: Coolants, Cooling, Temperature distribution, Simulation, Heat transfer coefficients, Thermal conductivity, Film cooling, Engineering simulation
Journal Articles

Enhancing Turbine Deposition Prediction Capability With Conjugate Mesh Morphing

Christopher P. Bowen, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061013.
Paper No: TURBO-22-1055
https://doi.org/10.1115/1.4054282
Published Online: May 5, 2022
View Article titled, Enhancing Turbine Deposition Prediction Capability With Conjugate Mesh Morphing
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Topics: Computational fluid dynamics, Flow (Dynamics), Fluids, Metals, Particulate matter, Simulation, Temperature, Thermal conductivity, Dust, Heat transfer
Journal Articles

An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades

Alexander V. Murray, Peter T. Ireland, Eduardo Romero
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111015.
Paper No: TURBO-20-1286
https://doi.org/10.1115/1.4050976
Published Online: July 5, 2021
View Article titled, An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades
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Topics: Computational fluid dynamics, Cooling, Cooling systems, Engineering simulation, Geometry, Heat transfer coefficients, Simulation, Thermal resistance, Coolants, Flow (Dynamics)
Journal Articles

The Effect of Wall Thermal Boundary Condition on Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111011.
Paper No: TURBO-21-1026
https://doi.org/10.1115/1.4051272
Published Online: June 22, 2021
View Article titled, The Effect of Wall Thermal Boundary Condition on Natural Convective Shutdown Cooling in a Gas Turbine
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Topics: Annulus, Cooling, Cylinders, Flow (Dynamics), Gas turbines, Heat flux, Heat transfer, Probes, Temperature, Thermal boundary layers
Journal Articles

The Influence of Element Thermal Conductivity, Shape, and Density on Heat Transfer in a Rough Wall Turbulent Boundary Layer With Strong Pressure Gradients

Christoph Gramespacher, Holger Albiez, Matthias Stripf, Hans-Jörg Bauer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081001.
Paper No: TURBO-20-1306
https://doi.org/10.1115/1.4050390
Published Online: April 21, 2021
View Article titled, The Influence of Element Thermal Conductivity, Shape, and Density on Heat Transfer in a Rough Wall Turbulent Boundary Layer With Strong Pressure Gradients
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Topics: Heat transfer, Surface roughness, Thermal conductivity, Turbulence, Density
Journal Articles

Thermal Optimization of Air Foil Thrust Bearings Using Different Foil Materials

Markus Rieken, Marcel Mahner, Bernhard Schweizer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2020, 142(10): 101003.
Paper No: TURBO-19-1145
https://doi.org/10.1115/1.4047633
Published Online: September 11, 2020
View Article titled, Thermal Optimization of Air Foil Thrust Bearings Using Different Foil Materials
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Topics: Cooling, Deformation, Disks, Flow (Dynamics), Rotors, Stress, Temperature, Thrust bearings, Pressure, Heat
Journal Articles

Unsteady Effects on the Experimental Determination of Overall Effectiveness

James L. Rutledge, William P. Baker
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2018, 140(12): 121005.
Paper No: TURBO-18-1203
https://doi.org/10.1115/1.4041233
Published Online: October 15, 2018
View Article titled, Unsteady Effects on the Experimental Determination of Overall Effectiveness
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Topics: Boundary-value problems, Engines, Film cooling, Temperature, Simulation, Fluctuations (Physics), Flow (Dynamics), Thermal conductivity, Heat, Low temperature
Journal Articles

Determination of Cooling Parameters for a High-Speed, True-Scale, Metallic Turbine Vane

Marc D. Polanka, James L. Rutledge, David G. Bogard, Richard J. Anthony
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2017, 139(1): 011001.
Paper No: TURBO-15-1233
https://doi.org/10.1115/1.4033974
Published Online: August 2, 2016
View Article titled, Determination of Cooling Parameters for a High-Speed, True-Scale, Metallic Turbine Vane
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Topics: Airfoils, Cooling, Engines, Gages, Heat flux, Heat transfer coefficients, Temperature, Turbines, Metals, Heat transfer
Journal Articles

Large-Eddy Simulation and Conjugate Heat Transfer Around a Low-Mach Turbine Blade

Florent Duchaine, Nicolas Maheu, Vincent Moureau, Guillaume Balarac, Stéphane Moreau
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2014, 136(5): 051015.
Paper No: TURBO-13-1092
https://doi.org/10.1115/1.4025165
Published Online: October 23, 2013
View Article titled, Large-Eddy Simulation and Conjugate Heat Transfer Around a Low-Mach Turbine Blade
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Topics: Blades, Flow (Dynamics), Heat transfer, Pressure, Simulation, Temperature, Uncertainty quantification, Cooling, Turbulence, Computation
Journal Articles

Adiabatic and Overall Effectiveness for the Showerhead Film Cooling of a Turbine Vane

Marc L. Nathan, Thomas E. Dyson, David G. Bogard, Sean D. Bradshaw
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2014, 136(3): 031005.
Paper No: TURBO-13-1023
https://doi.org/10.1115/1.4024680
Published Online: September 26, 2013
View Article titled, Adiabatic and Overall Effectiveness for the Showerhead Film Cooling of a Turbine Vane
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Topics: Coolants, Cooling, Film cooling, Momentum, Pressure, Turbines, Flow (Dynamics), Temperature, Engines, Suction
Journal Articles

Film Cooling With a Thermal Barrier Coating: Round Holes, Craters, and Trenches

F. Todd Davidson, David A. KistenMacher, David G. Bogard
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2014, 136(4): 041007.
Paper No: TURBO-13-1075
https://doi.org/10.1115/1.4024883
Published Online: September 26, 2013
View Article titled, Film Cooling With a Thermal Barrier Coating: Round Holes, Craters, and Trenches
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Topics: Coolants, Cooling, Film cooling, Temperature, Pressure, Thermal barrier coatings, Turbines, Thermal conductivity
Journal Articles

A Study of Deposition on a Turbine Vane With a Thermal Barrier Coating and Various Film Cooling Geometries

F. Todd Davidson, David A. Kistenmacher, David G. Bogard
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2014, 136(4): 041009.
Paper No: TURBO-13-1089
https://doi.org/10.1115/1.4024885
Published Online: September 26, 2013
View Article titled, A Study of Deposition on a Turbine Vane With a Thermal Barrier Coating and Various Film Cooling Geometries
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Topics: Cooling, Film cooling, Pressure, Temperature, Turbines, Coolants, Thermal barrier coatings, Engines, Thermal conductivity
Journal Articles

The Optimal Distribution of Chordwise Rib Fin Arrays for Blade Tip Cap Underside Cooling

Gustavo A. Ledezma, Ronald S. Bunker
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2014, 136(1): 011007.
Paper No: TURBO-12-1100
https://doi.org/10.1115/1.4024072
Published Online: September 20, 2013
View Article titled, The Optimal Distribution of Chordwise Rib Fin Arrays for Blade Tip Cap Underside Cooling
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Topics: Blades, Cooling, Fins, Flow (Dynamics), Heat transfer, Optimization, Pressure drop, Turbulence, Temperature, Thermal conductivity
Journal Articles

Sensitivity Analysis on Turbine Blade Temperature Distribution Using Conjugate Heat Transfer Simulation

Mohammad Alizadeh, Ali Izadi, Alireza Fathi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2014, 136(1): 011001.
Paper No: TURBO-12-1045
https://doi.org/10.1115/1.4024637
Published Online: September 20, 2013
View Article titled, Sensitivity Analysis on Turbine Blade Temperature Distribution Using Conjugate Heat Transfer Simulation
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Topics: Blades, Coolants, Cooling, Flow (Dynamics), Heat transfer, Metals, Simulation, Temperature, Pressure, Temperature distribution
Journal Articles

Turbulent Convection From Deterministic Roughness Distributions With Varying Thermal Conductivities

Steven R. Mart, Graduate Student, Stephen T. McClain, Assistant Professor, Lesley M. Wright, Assistant Professor
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2012, 134(5): 051030.
https://doi.org/10.1115/1.4004751
Published Online: September 1, 2012
View Article titled, Turbulent Convection From Deterministic Roughness Distributions With Varying Thermal Conductivities
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Topics: Convection, Surface roughness, Thermal conductivity, Turbulence
Journal Articles

Experimental Measurements and Computational Predictions for an Internally Cooled Simulated Turbine Vane

Jason E. Dees, David G. Bogard, Gustavo A. Ledezma, Gregory M. Laskowski, Anil K. Tolpadi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2012, 134(6): 061003.
https://doi.org/10.1115/1.4006280
Published Online: August 27, 2012
View Article titled, Experimental Measurements and Computational Predictions for an Internally Cooled Simulated Turbine Vane
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Topics: Airfoils, Coolants, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Temperature, Turbines, Reynolds number, Pressure, Cooling
Journal Articles

Experimental Investigation of Conjugate Heat Transfer in a Rib-Roughened Trailing Edge Channel With Crossing Jets

Filippo Coletti, Manfredi Scialanga, Tony Arts
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041016.
https://doi.org/10.1115/1.4003727
Published Online: July 21, 2011
View Article titled, Experimental Investigation of Conjugate Heat Transfer in a Rib-Roughened Trailing Edge Channel With Crossing Jets
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Topics: Cooling, Heat flux, Heat transfer, Temperature, Thermal conductivity, Wall temperature, Heat conduction, Jets, Flow (Dynamics), Engines