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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

A New Perspective on Internal Turbine Blade Cooling by Perforated Blockages and Pin-Fins

S. W. Schekman, T. Kim
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2024, 146(11): 111006.
Paper No: TURBO-23-1085
https://doi.org/10.1115/1.4065616
Published Online: June 17, 2024
View Article titled, A New Perspective on Internal Turbine Blade Cooling by Perforated Blockages and Pin-Fins
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Topics: Cooling, Fins, Flow (Dynamics), Heat transfer, Jets
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

Investigation on Flow Characteristics and Its Effect on Heat Transfer Enhancement in a Wide Channel With Staggered Diamond-S Pin Fins

Jingtian Duan, Ke Zhang, Jin Xu, Jiang Lei, Junmei Wu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091004.
Paper No: TURBO-22-1310
https://doi.org/10.1115/1.4062502
Published Online: May 22, 2023
View Article titled, Investigation on Flow Characteristics and Its Effect on Heat Transfer Enhancement in a Wide Channel With Staggered Diamond-S Pin Fins
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Topics: Diamonds, Fins, Flow (Dynamics), Heat transfer, Shear (Mechanics), Vortex shedding
Journal Articles

Magnetic Resonance Velocimetry of a Turbine Blade With Engine-Representative Internal and Film Cooling Structures

Haiteng Ma, Yisu Liu, Youkui Lai, Hua Ouyang, Jia Ning, Xianwang Jiang, Qin Xu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011004.
Paper No: TURBO-22-1151
https://doi.org/10.1115/1.4055443
Published Online: October 7, 2022
View Article titled, Magnetic Resonance Velocimetry of a Turbine Blade With Engine-Representative Internal and Film Cooling Structures
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Topics: Blades, Chords (Trusses), Cooling, Film cooling, Flow (Dynamics), Magnetic resonance, Turbine blades, Engines, Fins, Impingement cooling
Journal Articles

Thermal Performance of Double-Sided, Partial Height Strip Fin Arrays in a High Aspect Ratio, Rectangular Channel

Nathaniel J. Tracy, Lesley M. Wright, Je-Chin Han
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111006.
Paper No: TURBO-21-1234
https://doi.org/10.1115/1.4054544
Published Online: July 21, 2022
View Article titled, Thermal Performance of Double-Sided, Partial Height Strip Fin Arrays in a High Aspect Ratio, Rectangular Channel
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Topics: Fins, Flow (Dynamics), Friction, Heat transfer, Reynolds number, Strips
Journal Articles

Investigation on the Contribution of Large-Scale Fluctuation and Small-Scale Disturbance of Coolant to Heat Transfer Enhancement in a Rectangular Channel With Pin Fins

Jingtian Duan, Ke Zhang, Jin Xu, Jiang Lei, Junmei Wu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071014.
Paper No: TURBO-21-1233
https://doi.org/10.1115/1.4054446
Published Online: May 27, 2022
View Article titled, Investigation on the Contribution of Large-Scale Fluctuation and Small-Scale Disturbance of Coolant to Heat Transfer Enhancement in a Rectangular Channel With Pin Fins
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Topics: Fins, Flow (Dynamics), Heat transfer, Statistics, Turbulence, Pins (Engineering), Shear (Mechanics), Reynolds number, Fluctuations (Physics), Principal component analysis
Journal Articles

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full- and Partial-Height Strip-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091009.
Paper No: TURBO-21-1239
https://doi.org/10.1115/1.4053492
Published Online: March 4, 2022
View Article titled, Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full- and Partial-Height Strip-Fins
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Topics: Fins, Flow (Dynamics), Heat transfer, Pressure, Rotation, Strips, Reynolds number, Pressure drop
Journal Articles

Effect of Rotation on Heat Transfer in AR = 2:1 and AR = 4:1 Channels Connected by a Series of Crossover Jets

Srivatsan Madhavan, Prashant Singh, Srinath Ekkad
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061011.
Paper No: TURBO-21-1200
https://doi.org/10.1115/1.4053237
Published Online: February 24, 2022
View Article titled, Effect of Rotation on Heat Transfer in AR = 2:1 and AR = 4:1 Channels Connected by a Series of Crossover Jets
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Topics: Heat transfer, Heat transfer coefficients, Jets, Rotation, Flow (Dynamics), Fins, Reynolds number, Liquid crystals
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

Application of Scale Adaptive Simulation Model to Studying Cooling Characteristics of a High Pressure Turbine Blade Cutback Trailing Edge With Different Cooling Configurations

Yue-feng Li, Hua-zhao Xu, Jian-hua Wang, Wei Song, Ming Wang, Tai-qiu Liu, Xu Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081010.
Paper No: TURBO-20-1359
https://doi.org/10.1115/1.4050448
Published Online: May 3, 2021
View Article titled, Application of Scale Adaptive Simulation Model to Studying Cooling Characteristics of a High Pressure Turbine Blade Cutback Trailing Edge With Different Cooling Configurations
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Topics: Coolants, Cooling, Discharge coefficient, Fins, Flow (Dynamics), Shapes, Simulation, Vortices, Vortex shedding, Film cooling
Journal Articles

Experimental and Computational Analysis of Additive Manufactured Augmented Backside Liner Cooling Surfaces for Use in Micro-Gas Turbines

Adamos Adamou, Colin Copeland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071012.
Paper No: TURBO-20-1272
https://doi.org/10.1115/1.4050363
Published Online: April 19, 2021
View Article titled, Experimental and Computational Analysis of Additive Manufactured Augmented Backside Liner Cooling Surfaces for Use in Micro-Gas Turbines
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Topics: Combustion chambers, Cooling, Design, Fins, Heat transfer, Pressure, Temperature, Turbines, Wall temperature, Additive manufacturing
Journal Articles

Heat Transfer in Rotating, Trailing-Edge, Converging Channels With Smooth Walls and Pin-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071007.
Paper No: TURBO-20-1294
https://doi.org/10.1115/1.4050355
Published Online: April 9, 2021
View Article titled, Heat Transfer in Rotating, Trailing-Edge, Converging Channels With Smooth Walls and Pin-Fins
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Topics: Fins, Flow (Dynamics), Heat transfer, Rotation, Pressure, Reynolds number, Cooling
Journal Articles

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Partial Length Pin-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2021, 143(6): 061009.
Paper No: TURBO-20-1168
https://doi.org/10.1115/1.4050241
Published Online: April 8, 2021
View Article titled, Heat Transfer in Rotating, Trailing Edge, Converging Channels With Partial Length Pin-Fins
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Topics: Fins, Heat transfer, Flow (Dynamics), Pressure, Rotation, Pins (Engineering), Cooling
Journal Articles

Effects of Geometry, Spacing, and Number of Pin Fins in Additively Manufactured Microchannel Pin Fin Arrays

Katharine K. Ferster, Kathryn L. Kirsch, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2018, 140(1): 011007.
Paper No: TURBO-17-1138
https://doi.org/10.1115/1.4038179
Published Online: October 31, 2017
View Article titled, Effects of Geometry, Spacing, and Number of Pin Fins in Additively Manufactured Microchannel Pin Fin Arrays
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Topics: Fins, Flow (Dynamics), Friction, Geometry, Heat transfer, Pins (Engineering), Pressure, Microchannels, Reynolds number, Additive manufacturing
Journal Articles

Experimental and Numerical Heat Transfer Investigation of an Impinging Jet Array on a Target Plate Roughened by Cubic Micro Pin Fins

Robin Brakmann, Lingling Chen, Bernhard Weigand, Michael Crawford
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2016, 138(11): 111010.
Paper No: TURBO-16-1087
https://doi.org/10.1115/1.4033670
Published Online: June 28, 2016
View Article titled, Experimental and Numerical Heat Transfer Investigation of an Impinging Jet Array on a Target Plate Roughened by Cubic Micro Pin Fins
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Topics: Computational fluid dynamics, Fins, Flow (Dynamics), Heat transfer, Reynolds number, Jets, Boundary-value problems, Temperature, Turbulence
Journal Articles

Enhancement of Centrifugal Compressor Operating Range by Control of Inlet Recirculation With Inlet Fins

Hideaki Tamaki, Masaru Unno, Ryuuta Tanaka, Satoshi Yamaguchi, Yohei Ishizu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. October 2016, 138(10): 101010.
Paper No: TURBO-15-1278
https://doi.org/10.1115/1.4033187
Published Online: May 3, 2016
View Article titled, Enhancement of Centrifugal Compressor Operating Range by Control of Inlet Recirculation With Inlet Fins
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Topics: Compressors, Fins, Flow (Dynamics), Impellers, Surges, Pressure
Journal Articles

The Optimal Distribution of Pin Fins 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 2015, 137(1): 011002.
Paper No: TURBO-14-1078
https://doi.org/10.1115/1.4028290
Published Online: September 4, 2014
View Article titled, The Optimal Distribution of Pin Fins for Blade Tip Cap Underside Cooling
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Topics: Blades, Cooling, Fins, Flow (Dynamics), Heat transfer, Optimization, Turbulence, Computational fluid dynamics, Pressure drop, Computer simulation
Journal Articles

Comparison of Pin Surface Heat Transfer in Arrays of Oblong and Cylindrical Pin Fins

Kathryn L. Kirsch, Jason K. Ostanek, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2014, 136(4): 041015.
Paper No: TURBO-13-1123
https://doi.org/10.1115/1.4025213
Published Online: October 23, 2013
View Article titled, Comparison of Pin Surface Heat Transfer in Arrays of Oblong and Cylindrical Pin Fins
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Topics: Fins, Heat transfer, Pins (Engineering), Reynolds number, Turbulence
Journal Articles

Influence of Purge Flow Injection Angle on the Aerothermal Performance of a Rotor Blade Cascade

G. Barigozzi, G. Franchini, A. Perdichizzi, M. Maritano, R. Abram
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2014, 136(4): 041012.
Paper No: TURBO-13-1097
https://doi.org/10.1115/1.4025168
Published Online: September 26, 2013
View Article titled, Influence of Purge Flow Injection Angle on the Aerothermal Performance of a Rotor Blade Cascade
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Topics: Blades, Cascades (Fluid dynamics), Film cooling, Fins, Flow (Dynamics), Rotors, Coolants, Vortices, Rotation