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Journal Articles

Evaluating Thin-Film Thermocouple Performance on Additively Manufactured Turbine Airfoils

Available to Purchase
Reid A. Berdanier, Margaret R. Nunn, Justin T. Brumberg, Michael D. Barringer, Scott Fishbone, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071009.
Paper No: TURBO-24-1199
https://doi.org/10.1115/1.4067177
Published Online: December 11, 2024
View Articletitled, Evaluating Thin-Film Thermocouple Performance on Additively Manufactured Turbine Airfoils
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Topics: Sensors, Thermocouples, Turbines, Temperature, Additive manufacturing, Design
Journal Articles

A Digital Engineering Analysis of an Additively-Manufactured Turbine Vane

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Reid A. Berdanier, Leland Tien, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051008.
Paper No: TURBO-24-1273
https://doi.org/10.1115/1.4066987
Published Online: November 12, 2024
View Articletitled, A Digital Engineering Analysis of an Additively-Manufactured Turbine Vane
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Topics: Additive manufacturing, Airfoils, Design, Geometry, Pressure, Turbines, Flow (Dynamics), Digital engineering, Simulation, Hardware
Journal Articles

Geometric and Flow Characterization of Additively Manufactured Turbine Blades With Drilled Film Cooling Holes

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Kelsey E. McCormack, Maria Rozman, Reid A. Berdanier, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041013.
Paper No: TURBO-24-1198
https://doi.org/10.1115/1.4066561
Published Online: November 12, 2024
View Articletitled, Geometric and Flow Characterization of Additively Manufactured Turbine Blades With Drilled Film Cooling Holes
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Topics: Additive manufacturing, Blades, Cooling, Design, Electrical discharge machining, Film cooling, Flow (Dynamics), Manufacturing, Surface roughness, Turbine blades
Journal Articles

Assessment of Additive Manufactured Micro-Channel Characteristics: Impact of Hydraulic Diameter Evaluation

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Tommaso Bacci, Alessio Picchi, Niccolo’ Castelli, Bruno Facchini, Francesco Morante, Luca Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031009.
Paper No: TURBO-24-1181
https://doi.org/10.1115/1.4066700
Published Online: October 15, 2024
View Articletitled, Assessment of Additive Manufactured Micro-Channel Characteristics: Impact of Hydraulic Diameter Evaluation
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Topics: Additive manufacturing, Friction, Heat transfer, Microchannels, Surface roughness, Pressure, Shapes, Reynolds number, Cooling, Skin
Journal Articles

Development of an Additively Manufactured Stationary Diffusion System for a Research Aeroengine Centrifugal Compressor

Open Access
Jack T. Clement, Adam T. Coon, Nicole L. Key
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031004.
Paper No: TURBO-24-1222
https://doi.org/10.1115/1.4066563
Published Online: October 8, 2024
View Articletitled, Development of an Additively Manufactured Stationary Diffusion System for a Research Aeroengine Centrifugal Compressor
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Topics: Additive manufacturing, Compressors, Diffusers, Diffusion (Physics), Instrumentation, Manufacturing, Pressure, Resins, Temperature, Stereolithography
Journal Articles

Impacts of Material and Machine on the Variation of Additively Manufactured Cooling Channels

Available to Purchase
Abbigail Y. Altland, Thomas M. Corbett, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031006.
Paper No: TURBO-24-1178
https://doi.org/10.1115/1.4066580
Published Online: October 8, 2024
View Articletitled, Impacts of Material and Machine on the Variation of Additively Manufactured Cooling Channels
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Topics: Cooling, Heat transfer, Machinery, Surface roughness, Additive manufacturing, Friction, Diamonds, surface morphology, Design, Geometry
Journal Articles

Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs

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Thomas M. Corbett, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031007.
Paper No: TURBO-24-1197
https://doi.org/10.1115/1.4066581
Published Online: October 8, 2024
View Articletitled, Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs
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Topics: Design, Flow (Dynamics), Friction, Heat transfer, Pressure, Reynolds number, Surface roughness, Additive manufacturing
Journal Articles

Impacts of Superalloys on the Surface Quality of Additively Manufactured Channels

Free
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 Articletitled, 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

Design and Cooling Performance of Additively Manufactured Ceramic Turbine Vanes

Free
Andrew Fox, Stephen Lynch, Jason C. Young, Carl P. Frick, Jennifer Hankins, Kyle Kuhn, Stephan A. Brinckmann, Ray S. Fertig
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061007.
Paper No: TURBO-23-1270
https://doi.org/10.1115/1.4064226
Published Online: January 29, 2024
View Articletitled, Design and Cooling Performance of Additively Manufactured Ceramic Turbine Vanes
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Topics: Ceramics, Cooling, Design, Temperature, Turbines, Reynolds number, Additive manufacturing, Airfoils, Coolants, Manufacturing
Journal Articles

Roughness Related to Cooling Performance of Channels Made Through Additive Manufacturing

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Alexander J. Wildgoose, Karen A. Thole, Erika Tuneskog, Lieke Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2024, 146(5): 051008.
Paper No: TURBO-23-1279
https://doi.org/10.1115/1.4064310
Published Online: January 16, 2024
View Articletitled, Roughness Related to Cooling Performance of Channels Made Through Additive Manufacturing
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Topics: Friction, Heat transfer, Pressure, Surface roughness, Cooling, Additive manufacturing
Journal Articles

Experimental Analysis of Additively Manufactured Latticework Coupons

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Niccolò Castelli, Umberto Sandri, Alessio Picchi, Bruno Facchini, Francesco Morante, Simone Cubeda
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061001.
Paper No: TURBO-23-1297
https://doi.org/10.1115/1.4064320
Published Online: January 16, 2024
View Articletitled, Experimental Analysis of Additively Manufactured Latticework Coupons
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Topics: Additive manufacturing, Computerized tomography, Cooling, Fins, Flow (Dynamics), Friction, Geometry, Heat transfer, Reynolds number, Kagome
Journal Articles

Heat Transfer in an Injector-Scaled Additively Manufactured Fuel Passage

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Thomas D. Walker, Clare Bonham
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011001.
Paper No: TURBO-23-1145
https://doi.org/10.1115/1.4063569
Published Online: October 19, 2023
View Articletitled, Heat Transfer in an Injector-Scaled Additively Manufactured Fuel Passage
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Topics: Additive manufacturing, Flow (Dynamics), Fuels, Heat transfer, Sands, Surface roughness, Heat conduction, Ejectors, Temperature
Journal Articles

High-Fidelity Computational Assessment of Aero-Thermal Performance and the Reynolds’ Analogy for Additively Manufactured Anisotropic Surface Roughness

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Thomas O. Jelly, Wagih Abu Rowin, Nicholas Hutchins, Daniel Chung, Koichi Tanimoto, Takuo Oda, Richard D. Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111005.
Paper No: TURBO-23-1148
https://doi.org/10.1115/1.4063298
Published Online: September 14, 2023
View Articletitled, High-Fidelity Computational Assessment of Aero-Thermal Performance and the Reynolds’ Analogy for Additively Manufactured Anisotropic Surface Roughness
Open the PDF for High-Fidelity Computational Assessment of Aero-Thermal Performance and the Reynolds’ Analogy for Additively Manufactured Anisotropic Surface Roughness in another window
Topics: Surface roughness, Turbulence, Heat transfer, Additive manufacturing
Journal Articles

Internal Heat Transfer Measurement on Metal-Based Additively Manufactured Channels Using a Transient Technique

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Patrick Lüscher, Marin Deflorin, Manuel Voggesser, Peter Stuber, Vincent Galoul, Minseok Ko
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091012.
Paper No: TURBO-23-1009
https://doi.org/10.1115/1.4062807
Published Online: July 27, 2023
View Articletitled, Internal Heat Transfer Measurement on Metal-Based Additively Manufactured Channels Using a Transient Technique
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Topics: Additive manufacturing, Friction, Heat transfer, Metals, Reynolds number, Pressure, Transients (Dynamics), Flow (Dynamics), Temperature, Surface roughness
Journal Articles

Impacts of Pin Fin Shape and Spacing on Heat Transfer and Pressure Losses

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Thomas M. Corbett, Karen A. Thole, Sudhakar Bollapragada
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051014.
Paper No: TURBO-22-1200
https://doi.org/10.1115/1.4056092
Published Online: December 6, 2022
View Articletitled, Impacts of Pin Fin Shape and Spacing on Heat Transfer and Pressure Losses
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Topics: Friction, Heat transfer, Pins (Engineering), Pressure, Shapes, Surface roughness, Flow (Dynamics), Diamonds, Additive manufacturing
Journal Articles

Calibration of a Computational Fluid Dynamics Methodology for the Simulation of Roughness Effects on Friction and Heat Transfer in Additive Manufactured Components

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Lorenzo Mazzei, Riccardo Da Soghe, Cosimo Bianchini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2022, 144(8): 081002.
Paper No: TURBO-21-1242
https://doi.org/10.1115/1.4053493
Published Online: March 3, 2022
View Articletitled, Calibration of a Computational Fluid Dynamics Methodology for the Simulation of Roughness Effects on Friction and Heat Transfer in Additive Manufactured Components
Open the PDF for Calibration of a Computational Fluid Dynamics Methodology for the Simulation of Roughness Effects on Friction and Heat Transfer in Additive Manufactured Components in another window
Topics: Computational fluid dynamics, Friction, Heat transfer, Surface roughness, Calibration, Additive manufacturing, Simulation
Journal Articles

Cooling Performance of Additively Manufactured Pin Fins in Stacked Microchannels for the Inside-Out Ceramic Turbine Shroud-Cooling Ring

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Patrick K. Dubois, Alexandre Landry-Blais, Rym Gazzah, Sani Sivić, Vladimir Brailovski, Mathieu Picard
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071004.
Paper No: TURBO-21-1219
https://doi.org/10.1115/1.4053232
Published Online: February 24, 2022
View Articletitled, Cooling Performance of Additively Manufactured Pin Fins in Stacked Microchannels for the Inside-Out Ceramic Turbine Shroud-Cooling Ring
Open the PDF for Cooling Performance of Additively Manufactured Pin Fins in Stacked Microchannels for the Inside-Out Ceramic Turbine Shroud-Cooling Ring in another window
Topics: Additive manufacturing, Cooling, Design, Fins, Flow (Dynamics), Friction, Heat transfer, Turbines, Ceramics, Pins (Engineering)
Journal Articles

Erratum: “Scaling Roughness Effects on Pressure Loss and Heat Transfer of Additively Manufactured Channels” [J. Turbomach. 139(2), p. 021003; DOI: 10.1115/1.4034555 ]

Free
Curtis K. Stimpson, Jacob C. Snyder, Karen A. Thole, Dominic Mongillo
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Errata
J. Turbomach. April 2022, 144(4): 047001.
Paper No: TURBO-18-1242
https://doi.org/10.1115/1.4042129
Published Online: February 17, 2022
View Articletitled, Erratum: “Scaling Roughness Effects on Pressure Loss and Heat Transfer of Additively Manufactured Channels” [J. Turbomach. 139(2), p. 021003; DOI: 10.1115/1.4034555 ]
Open the PDF for Erratum: “Scaling Roughness Effects on Pressure Loss and Heat Transfer of Additively Manufactured Channels” [J. Turbomach. 139(2), p. 021003; DOI: 10.1115/1.4034555 ] in another window
Topics: Additive manufacturing, Heat transfer, Pressure, Surface roughness
Journal Articles

Convection in Scaled Turbine Internal Cooling Passages With Additive Manufacturing Roughness

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Gabriel J. Stafford, Stephen T. McClain, David R. Hanson, Robert F. Kunz, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2022, 144(4): 041008.
Paper No: TURBO-21-1182
https://doi.org/10.1115/1.4052524
Published Online: November 10, 2021
View Articletitled, Convection in Scaled Turbine Internal Cooling Passages With Additive Manufacturing Roughness
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Topics: Convection, Friction, Heat transfer, Surface roughness, Aluminum, Additive manufacturing, Cooling
Journal Articles

Microstructure of IN738LC Fabricated Using Laser Powder Bed Fusion Additive Manufacturing

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Nandana Menon, Tanjheel Hasan Mahdi, Amrita Basak
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031011.
Paper No: TURBO-21-1177
https://doi.org/10.1115/1.4052404
Published Online: October 18, 2021
View Articletitled, Microstructure of IN738LC Fabricated Using Laser Powder Bed Fusion Additive Manufacturing
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Topics: Additive manufacturing, Electron backscatter diffraction, Lasers, Nickel, Superalloys, Optical microscopy, Scanning electron microscopy, X-ray diffraction, Alloys, Fracture (Materials)