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Journal Articles

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

Accepted Manuscript
Tommaso Bacci, Alessio Picchi, Niccolò Castelli, Bruno Facchini, Francesco Morante, Luca Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1181
https://doi.org/10.1115/1.4066700
Published Online: September 25, 2024
View Article titled, Assessment of Additive Manufactured Micro-Channel Characteristics: Impact of Hydraulic Diameter Evaluation
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Topics: Additive manufacturing, Heat transfer, Microchannels, Turbochargers, Cooling, Heat transfer coefficients, Pressure, Design, Film cooling, Fluids
Journal Articles

IMPACTS OF MATERIAL AND MACHINE ON THE VARIATION OF ADDITIVELY MANUFACTURED COOLING CHANNELS

Accepted Manuscript
Abbigail Altland, Thomas Corbett, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1178
https://doi.org/10.1115/1.4066580
Published Online: September 18, 2024
View Article titled, IMPACTS OF MATERIAL AND MACHINE ON THE VARIATION OF ADDITIVELY MANUFACTURED COOLING CHANNELS
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Topics: Additive manufacturing, Cooling, Heat transfer, Machinery, Turbochargers, Surface roughness, Computerized tomography, Cross section (Physics), Diamonds, Film cooling
Journal Articles

IMPACT OF THE WALL-PARALLEL LENGTH SCALE OF ROUGHNESS ON THE DEVELOPMENT OF TURBULENT BOUNDARY LAYERS IN TURBINES

Accepted Manuscript
Abigail M. Berhane, John P. Longley
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1185
https://doi.org/10.1115/1.4066579
Published Online: September 18, 2024
View Article titled, IMPACT OF THE WALL-PARALLEL LENGTH SCALE OF ROUGHNESS ON THE DEVELOPMENT OF TURBULENT BOUNDARY LAYERS IN TURBINES
Open the PDF for IMPACT OF THE WALL-PARALLEL LENGTH SCALE OF ROUGHNESS ON THE DEVELOPMENT OF TURBULENT BOUNDARY LAYERS IN TURBINES in another window
Topics: Boundary layer turbulence, Surface roughness, Turbine blades, Turbines, Turbochargers, Sands, Separation (Technology), Additive manufacturing, Boundary layers, Compressors
Journal Articles

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

Accepted Manuscript
Thomas Corbett, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1197
https://doi.org/10.1115/1.4066581
Published Online: September 18, 2024
View Article titled, Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs
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Topics: Additive manufacturing, Heat transfer, Pressure, Turbochargers
Journal Articles

GEOMETRIC AND FLOW CHARACTERIZATION OF ADDITIVELY MANUFACTURED TURBINE BLADES WITH DRILLED FILM COOLING HOLES

Accepted Manuscript
Kelsey McCormack, Maria Rozman, Reid A. Berdanier, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1198
https://doi.org/10.1115/1.4066561
Published Online: September 16, 2024
View Article titled, GEOMETRIC AND FLOW CHARACTERIZATION OF ADDITIVELY MANUFACTURED TURBINE BLADES WITH DRILLED FILM COOLING HOLES
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Topics: Additive manufacturing, Film cooling, Flow (Dynamics), Turbine blades, Turbochargers
Journal Articles

DEVELOPMENT OF AN ADDITIVELY MANUFACTURED STATIONARY DIFFUSION SYSTEM FOR A RESEARCH AEROENGINE CENTRIFUGAL COMPRESSOR

Accepted Manuscript
Jack T. Clement, Adam T. Coon, Nicole L. Key
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1222
https://doi.org/10.1115/1.4066563
Published Online: September 16, 2024
View Article titled, DEVELOPMENT OF AN ADDITIVELY MANUFACTURED STATIONARY DIFFUSION SYSTEM FOR A RESEARCH AEROENGINE CENTRIFUGAL COMPRESSOR
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Topics: Additive manufacturing, Compressors, Diffusion (Physics), Turbochargers
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

Design and Cooling Performance of Additively Manufactured Ceramic Turbine Vanes

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 Article titled, 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

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 Article titled, 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

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 Article titled, 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

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 Article titled, 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

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 Article titled, High-Fidelity Computational Assessment of Aero-Thermal Performance and the Reynolds’ Analogy for Additively Manufactured Anisotropic Surface Roughness
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Topics: Surface roughness, Turbulence, Heat transfer, Additive manufacturing
Journal Articles

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

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 Article titled, 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

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 Article titled, 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

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 Article titled, 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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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

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

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 Article titled, 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 ]
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Topics: Additive manufacturing, Heat transfer, Pressure, Surface roughness
Journal Articles

Convection in Scaled Turbine Internal Cooling Passages With Additive Manufacturing Roughness

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 Article titled, 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

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 Article titled, 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)
Journal Articles

Impact of Ceramic Matrix Composite Topology on Friction Factor and Heat Transfer

Trevor M. Cory, Ryan D. Edelson, Karen A. Thole, Tyler Vincent, San Quach, Dominic Mongillo
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031003.
Paper No: TURBO-21-1164
https://doi.org/10.1115/1.4052355
Published Online: October 1, 2021
View Article titled, Impact of Ceramic Matrix Composite Topology on Friction Factor and Heat Transfer
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Topics: Ceramic matrix composites, Computational fluid dynamics, Friction, Heat transfer, Reynolds number, Flow (Dynamics), Topology, Temperature, Pressure, Additive manufacturing