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Journal Articles

Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. November 2023, 145(11): 111003.
Paper No: TURBO-22-1267
https://doi.org/10.1115/1.4063246
Published Online: September 14, 2023
View Article titled, Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine
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Topics: Annulus, Blades, Cooling, Cylinders, Gas turbines, Heat flux, Temperature, Transients (Dynamics), Ventilation, Computational fluid dynamics
Journal Articles

Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow

Bogdan C. Cernat, Jorge Pinho, Mizuki Okada, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071014.
Paper No: TURBO-22-1331
https://doi.org/10.1115/1.4056776
Published Online: March 2, 2023
View Article titled, Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow
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Topics: Flow (Dynamics), Pressure, Rotors, Turbines, Reynolds-averaged Navier–Stokes equations, Heat transfer, Design, Cavities, Heat flux
Journal Articles

Robustness Analysis on Aerothermal Performance of the Winglet Squealer Tip—Part II: Heat Transfer Performance

Ming Huang, Zhigang Li, Jun Li
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011014.
Paper No: TURBO-22-1082
https://doi.org/10.1115/1.4055442
Published Online: October 10, 2022
View Article titled, Robustness Analysis on Aerothermal Performance of the Winglet Squealer Tip—Part II: Heat Transfer Performance
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Topics: Blades, Cavities, Clearances (Engineering), Flow (Dynamics), Heat flux, Heat transfer, Pressure, Robustness, Suction, Temperature
Journal Articles

Stratified and Buoyancy-Induced Flow in Closed Compressor Rotors

Gary D. Lock, Richard W. Jackson, Mikolaj Pernak, Oliver J. Pountney, Carl M. Sangan, J. Michael Owen, Hui Tang, James A. Scobie
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011008.
Paper No: TURBO-22-1170
https://doi.org/10.1115/1.4055448
Published Online: October 7, 2022
View Article titled, Stratified and Buoyancy-Induced Flow in Closed Compressor Rotors
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Topics: Buoyancy, Cavities, Compressors, Disks, Flow (Dynamics), Heat transfer, Temperature, Heat flux, Fluids, Heat conduction
Journal Articles

High-Fidelity Simulation Study of the Unsteady Flow Effects on High-Pressure Turbine Blade Performance

John Leggett, Yaomin Zhao, Richard D. Sandberg
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. January 2023, 145(1): 011002.
Paper No: TURBO-22-1215
https://doi.org/10.1115/1.4055576
Published Online: October 3, 2022
View Article titled, High-Fidelity Simulation Study of the Unsteady Flow Effects on High-Pressure Turbine Blade Performance
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Topics: Blades, Boundary layers, Flow (Dynamics), Pressure, Rotors, Stators, Suction, Turbulence, Wakes, High pressure (Physics)
Journal Articles

Highly Time Resolved, Combined Temperature, and Heat Flux Measurement Technique Based on ALTP Sensors

Konstantin Huber, Tim Rödiger
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121011.
Paper No: TURBO-22-1142
https://doi.org/10.1115/1.4055384
Published Online: September 20, 2022
View Article titled, Highly Time Resolved, Combined Temperature, and Heat Flux Measurement Technique Based on ALTP Sensors
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Topics: Heat flux, Sensors, Temperature, Signals, Thermocouples
Journal Articles

An Iterative Neural Operator to Predict the Thermo-Fluid Information in Internal Cooling Channels

Li Yang, Qi Wang, Yu Rao
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121005.
Paper No: TURBO-22-1128
https://doi.org/10.1115/1.4055335
Published Online: September 15, 2022
View Article titled, An Iterative Neural Operator to Predict the Thermo-Fluid Information in Internal Cooling Channels
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Topics: Artificial neural networks, Cooling, Errors, Heat flux, Heat transfer, Partial differential equations, Physics, Pressure, Temperature, Thermofluids
Journal Articles

Efficient Uncertainty Quantification and Sensitivity Analysis on the Aerothermal Performance of Turbine Blade Squealer Tip

Ming Huang, Zhigang Li, Jun Li, Liming Song
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2022, 144(5): 051014.
Paper No: TURBO-21-1158
https://doi.org/10.1115/1.4054067
Published Online: March 31, 2022
View Article titled, Efficient Uncertainty Quantification and Sensitivity Analysis on the Aerothermal Performance of Turbine Blade Squealer Tip
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Topics: Blades, Cavities, Clearances (Engineering), Flow (Dynamics), Heat transfer, Leakage flows, Sensitivity analysis, Turbine blades, Uncertainty, Uncertainty quantification
Journal Articles

The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames

Patrick R. Jagerhofer, Marios Patinios, Tobias Glasenapp, Emil Göttlich, Federica Farisco
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071001.
Paper No: TURBO-21-1205
https://doi.org/10.1115/1.4053235
Published Online: February 24, 2022
View Article titled, The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames
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Topics: Cavities, Film cooling, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Struts (Engineering), Cooling, Turbines, Density, Heat flux
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
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

PHANTOM COOLING EFFECTS ON ROTOR BLADE SURFACE HEAT FLUX IN A TRANSONIC FULL SCALE 1+1/2 STAGE ROTATING TURBINE

Accepted Manuscript
Richard J. Anthony, John Finnegan, John Clark
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-20-1285
https://doi.org/10.1115/1.4051245
Published Online: May 20, 2021
View Article titled, PHANTOM COOLING EFFECTS ON ROTOR BLADE SURFACE HEAT FLUX IN A TRANSONIC FULL SCALE 1+1/2 STAGE ROTATING TURBINE
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Topics: Blades, Film cooling, Heat flux, Phantom cooling, Rotors, Turbine blades, Turbines, Turbochargers, Pressure, Air Force
Journal Articles

Heat Transfer Coefficient Augmentation for a Shaped Film Cooling Hole at a Range of Compound Angles

Shane Haydt, Stephen Lynch
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2021, 143(5): 051012.
Paper No: TURBO-19-1318
https://doi.org/10.1115/1.4046964
Published Online: April 15, 2021
View Article titled, Heat Transfer Coefficient Augmentation for a Shaped Film Cooling Hole at a Range of Compound Angles
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Topics: Coolants, Film cooling, Heat flux, Heat transfer coefficients, Temperature, Vortices, Flow (Dynamics), Heat transfer, Flat plates
Journal Articles

Scalable Heat Transfer Characterization on Film Cooled Geometries Based on Discrete Green’s Functions

Jorge Saavedra, Venkat Athmanathan, Guillermo Paniagua, Terrence Meyer, Doug Straub, James Black, Sridharan Ramesh
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. February 2021, 143(2): 021005.
Paper No: TURBO-20-1226
https://doi.org/10.1115/1.4049613
Published Online: February 1, 2021
View Article titled, Scalable Heat Transfer Characterization on Film Cooled Geometries Based on Discrete Green’s Functions
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Topics: Flat plates, Heat flux, Heat transfer, Temperature, Wall temperature, Flow (Dynamics), Errors, Heat, Boundary-value problems, Simulation
Journal Articles

Stress-Blended Eddy Simulation/Flamelet Generated Manifold Simulation of Film-Cooled Surface Heat Transfer and Near-Wall Reaction

Yu Xia, Patrick Sharkey, Stefano Orsino, Mike Kuron, Florian Menter, Ishan Verma, Robert Malecki, Baris Sen
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2021, 143(1): 011008.
Paper No: TURBO-20-1204
https://doi.org/10.1115/1.4049133
Published Online: December 29, 2020
View Article titled, Stress-Blended Eddy Simulation/Flamelet Generated Manifold Simulation of Film-Cooled Surface Heat Transfer and Near-Wall Reaction
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Topics: Cooling, Heat flux, Simulation, Flamelet generated manifold, Heat transfer, Flat plates, Stress, Eddies (Fluid dynamics), Computational fluid dynamics
Journal Articles

Comparison of Thin Film Heat Flux Gauge Technologies Emphasizing Continuous-Duration Operation

Shawn Siroka, Reid A. Berdanier, Karen A. Thole, Kam Chana, Charles W. Haldeman, Richard J. Anthony
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. September 2020, 142(9): 091001.
Paper No: TURBO-19-1285
https://doi.org/10.1115/1.4045991
Published Online: July 29, 2020
View Article titled, Comparison of Thin Film Heat Flux Gauge Technologies Emphasizing Continuous-Duration Operation
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Topics: Calibration, Gages, Heat flux, Temperature, Thermal properties, Thin films, Sensors, Errors
Journal Articles

Experimental Demonstration of Inverse Heat Transfer Methodologies for Turbine Applications

David Gonzalez Cuadrado, Francisco Lozano, Guillermo Paniagua
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2020, 142(6): 061009.
Paper No: TURBO-20-1004
https://doi.org/10.1115/1.4046546
Published Online: May 28, 2020
View Article titled, Experimental Demonstration of Inverse Heat Transfer Methodologies for Turbine Applications
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Topics: Heat flux, Heat transfer, Temperature, Turbines, Uncertainty, Flow (Dynamics)
Journal Articles

Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade

Mohammad A. Hossain, Munevver E. Asar, James W. Gregory, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. April 2020, 142(4): 041009.
Paper No: TURBO-20-1013
https://doi.org/10.1115/1.4046548
Published Online: March 17, 2020
View Article titled, Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade
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Topics: Cascades (Fluid dynamics), Coolants, Cooling, Film cooling, Heat transfer, Mach number, Pressure, Temperature, Turbulence, Adiabatic cooling
Journal Articles

Generalization of Machine-Learned Turbulent Heat Flux Models Applied to Film Cooling Flows

Pedro M. Milani, Julia Ling, John K. Eaton
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2020, 142(1): 011007.
Paper No: TURBO-19-1234
https://doi.org/10.1115/1.4045389
Published Online: December 17, 2019
View Article titled, Generalization of Machine-Learned Turbulent Heat Flux Models Applied to Film Cooling Flows
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Topics: Film cooling, Flow (Dynamics), Heat flux, Machine learning, Prandtl number, Temperature, Turbulence, Simulation, Geometry
Journal Articles

Test Rig for Applied Experimental Investigations of the Thermal Contact Resistance at the Blade-Rotor-Connection in a Steam Turbine

Dennis Toebben, Xavier E. R. de Graaf, Piotr Luczynski, Manfred Wirsum, Wolfgang F. D. Mohr, Klaus Helbig
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. February 2019, 141(2): 021007.
Paper No: TURBO-18-1025
https://doi.org/10.1115/1.4041748
Published Online: January 21, 2019
View Article titled, Test Rig for Applied Experimental Investigations of the Thermal Contact Resistance at the Blade-Rotor-Connection in a Steam Turbine
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Topics: Blades, Computer simulation, Contact resistance, Heat, Heat transfer, Pressure, Rotors, Steam turbines, Temperature, Uncertainty analysis
Journal Articles

Aerothermal Optimization of Fully Cooled Turbine Blade Tips

Valeria Andreoli, James Braun, Guillermo Paniagua, Cis De Maesschalck, Matthew Bloxham, William Cummings, Lawrence Langford
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. June 2019, 141(6): 061007.
Paper No: TURBO-18-1299
https://doi.org/10.1115/1.4041961
Published Online: January 21, 2019
View Article titled, Aerothermal Optimization of Fully Cooled Turbine Blade Tips
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Topics: Blades, Flow (Dynamics), Geometry, Heat flux, Optimization, Pressure, Rotors, Turbines, Cooling, Coolants