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Journal Articles

MASS-HEAT COUPLING IN FILM COOLING EXPERIMENTS—THE INFLUENCE OF TEMPERATURE AND TURBULENCE ON THE DUFOUR EFFECT

Accepted Manuscript
Connor J. Wiese, James L. Rutledge
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1142
https://doi.org/10.1115/1.4063411
Published Online: September 13, 2023
View Article titled, MASS-HEAT COUPLING IN FILM COOLING EXPERIMENTS—THE INFLUENCE OF TEMPERATURE AND TURBULENCE ON THE DUFOUR EFFECT
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Topics: Film cooling, Heat, Temperature, Turbochargers, Turbulence
Journal Articles

SCALING OVERALL EFFECTIVENESS IN LOW TEMPERATURE EXPERIMENTS

Accepted Manuscript
Carol Bryant, James L. Rutledge
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1146
https://doi.org/10.1115/1.4063412
Published Online: September 13, 2023
View Article titled, SCALING OVERALL EFFECTIVENESS IN LOW TEMPERATURE EXPERIMENTS
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Topics: Computational fluid dynamics, Low temperature, Turbochargers, Coolants, Engines, Carbon dioxide, Cooling, Design, Film cooling, Fluids
Journal Articles

Sensitivity of laidback fan-shaped hole discharge coefficient under internal coolant crossflow conditions

Accepted Manuscript
Haoyang Liu, Qiang Du, Qingzong Xu, Guang-Yao Xu, Hongye Li, Dawei Chen
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach.
Paper No: TURBO-23-1013
https://doi.org/10.1115/1.4063366
Published Online: September 7, 2023
View Article titled, Sensitivity of laidback fan-shaped hole discharge coefficient under internal coolant crossflow conditions
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Topics: Coolants, Discharge coefficient, Turbochargers, Flow (Dynamics), Heat transfer, Pressure, Compressors, Errors, Film cooling, Flat plates
Journal Articles

Effect of Upstream Leakage Flow on Film Cooling Characteristic of a Turbine Convex Endwall

Jie Zhang, Cunliang Liu, Xiying Niu, Weijiang Xu, Li Zhang, Xuyang Liu
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111002.
Paper No: TURBO-23-1030
https://doi.org/10.1115/1.4063188
Published Online: August 29, 2023
View Article titled, Effect of Upstream Leakage Flow on Film Cooling Characteristic of a Turbine Convex Endwall
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Topics: Coolants, Cooling, Density, Film cooling, Flow (Dynamics), Leakage, Leakage flows, Pressure, Turbines
Journal Articles

Using Data Assimilation to Improve Turbulence Modeling for Inclined Jets in Crossflow

Xu Zhang, Kechen Wang, Wenwu Zhou, Chuangxin He, Yingzheng Liu
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101008.
Paper No: TURBO-22-1275
https://doi.org/10.1115/1.4063047
Published Online: August 16, 2023
View Article titled, Using Data Assimilation to Improve Turbulence Modeling for Inclined Jets in Crossflow
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Topics: Cylinders, Flow (Dynamics), Flow separation, Modeling, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence, Computational fluid dynamics, Kalman filters, Viscosity
Journal Articles

Film Cooling on Turbine Vane Endwalls With Different Inlet Cooling Configurations: Experimental and Computational Results

Xing Yang, Qiang Zhao, Hang Wu, Zhenping Feng
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101010.
Paper No: TURBO-22-1361
https://doi.org/10.1115/1.4063050
Published Online: August 16, 2023
View Article titled, Film Cooling on Turbine Vane Endwalls With Different Inlet Cooling Configurations: Experimental and Computational Results
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Topics: Computational fluid dynamics, Coolants, Cooling, Film cooling, Flow (Dynamics), Turbines, Pressure
Journal Articles

Film Cooling Effectiveness on Pressure Surface and Suction Surface of Turbine Guide Vane With Diffusion Slot Holes

Jia-Jun Hu, Bai-Tao An
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101007.
Paper No: TURBO-22-1354
https://doi.org/10.1115/1.4062805
Published Online: August 16, 2023
View Article titled, Film Cooling Effectiveness on Pressure Surface and Suction Surface of Turbine Guide Vane With Diffusion Slot Holes
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Topics: Diffusion (Physics), Film cooling, Pressure, Suction, Turbines, Coolants
Journal Articles

Experimental and Computational Investigation of Shaped Film Cooling Holes Designed to Minimize Inlet Separation

Fraser B. Jones, Dale W. Fox, David G. Bogard
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091007.
Paper No: TURBO-21-1007
https://doi.org/10.1115/1.4062460
Published Online: June 9, 2023
View Article titled, Experimental and Computational Investigation of Shaped Film Cooling Holes Designed to Minimize Inlet Separation
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Topics: Coolants, Film cooling, Flow (Dynamics), Separation (Technology), Diffusers, Temperature, Simulation
Journal Articles

Film Cooling Comparison of Full-Scale Turbine Vanes Using the Pressure Sensitive Paint Technique

Izhar Ullah, Lesley M. Wright, Chao-Cheng Shiau, Je-Chin Han, Zhihong Gao, Andrea Stanton
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091003.
Paper No: TURBO-21-1252
https://doi.org/10.1115/1.4062436
Published Online: May 22, 2023
View Article titled, Film Cooling Comparison of Full-Scale Turbine Vanes Using the Pressure Sensitive Paint Technique
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Topics: Coolants, Film cooling, Flow (Dynamics), Pressure, Suction, Cooling, Turbines
Journal Articles

Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall

Shuo Mao, Daniel Van Hout, Kaiyuan Zhang, Jin Woo Lee, Wing F. Ng, Hongzhou Xu, Michael Fox, Jun Li
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081006.
Paper No: TURBO-22-1050
https://doi.org/10.1115/1.4062180
Published Online: April 3, 2023
View Article titled, Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall
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Topics: Cavities, Computational fluid dynamics, Coolants, Cooling, Design, Film cooling, Flow (Dynamics), Heat transfer, Nozzle guide vanes, Suction
Journal Articles

Experimental Study of Impact of In-Service Deterioration on Aerodynamic Performance of High-Pressure Nozzle Guide Vanes

Mathias Michaud, Dougal Jackson, Frédéric Goenaga, Thomas Povey
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061017.
Paper No: TURBO-21-1259
https://doi.org/10.1115/1.4056774
Published Online: March 2, 2023
View Article titled, Experimental Study of Impact of In-Service Deterioration on Aerodynamic Performance of High-Pressure Nozzle Guide Vanes
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Topics: Coolants, Film cooling, Flow (Dynamics), Pressure, Surface roughness, Kinetic energy, Nozzle guide vanes, Engines, Spallation (Nuclear physics), High pressure (Physics)
Journal Articles

Printability and Overall Cooling Performance of Additively Manufactured Holes With Inlet and Exit Rounding

Emma M. Veley, Karen A. Thole, Michael T. Furgeson, David G. Bogard
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. March 2023, 145(3): 031017.
Paper No: TURBO-22-1188
https://doi.org/10.1115/1.4056389
Published Online: January 6, 2023
View Article titled, Printability and Overall Cooling Performance of Additively Manufactured Holes With Inlet and Exit Rounding
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Topics: Cooling, Film cooling, Design, Coolants, Diffusers
Journal Articles

Numerical Study of Crossflow Effects on Discharge Coefficient of the Converging Slot Hole

Qingzong Xu, Guangyao Xu, Qiang Du, Dawei Chen, Haoyang Liu, Hongye Li
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061005.
Paper No: TURBO-22-1080
https://doi.org/10.1115/1.4056302
Published Online: December 6, 2022
View Article titled, Numerical Study of Crossflow Effects on Discharge Coefficient of the Converging Slot Hole
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Topics: Compressible flow, Coolants, Discharge coefficient, Film cooling, Flow (Dynamics), Mach number, Pressure
Journal Articles

Experimental Study of Film Cooling With Favorable and Adverse Pressure Gradients

Ralph J. Volino, Matthew C. Gillcrist
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061003.
Paper No: TURBO-22-1195
https://doi.org/10.1115/1.4056205
Published Online: December 6, 2022
View Article titled, Experimental Study of Film Cooling With Favorable and Adverse Pressure Gradients
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Topics: Boundary layers, Film cooling, Flow (Dynamics), Jets, Pressure gradient, Temperature, Heat transfer, Turbulence
Journal Articles

EVALUATION OF ADJOINT OPTIMIZED HOLES - PART I BASELINE PERFORMANCE

Accepted Manuscript
Daniel Gutierrez, Christopher Yoon, Michael Furgeson, Emma Veley, David G. Bogard, Karen A. Thole
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-22-1271
https://doi.org/10.1115/1.4056390
Published Online: December 1, 2022
View Article titled, EVALUATION OF ADJOINT OPTIMIZED HOLES - PART I BASELINE PERFORMANCE
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Topics: Additive manufacturing, Computation, Coolants, Cooling, Cross-flow, Design, Engines, Film cooling, Flow (Dynamics), Heat transfer
Journal Articles

Experimental Study of Impact of In-Service Deterioration on Thermal Performance of High-Pressure Nozzle Guide Vanes

Mathias Michaud, Nafiz H. K. Chowdhury, Thomas Povey
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. February 2023, 145(2): 021014.
Paper No: TURBO-22-1017
https://doi.org/10.1115/1.4055864
Published Online: November 7, 2022
View Article titled, Experimental Study of Impact of In-Service Deterioration on Thermal Performance of High-Pressure Nozzle Guide Vanes
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Topics: Coolants, Cooling, Film cooling, Surface roughness, Temperature, Engines, Thermal barrier coatings, Heat transfer
Journal Articles

Predictive Modeling of Local Film-Cooling Flow on a Turbine Rotor Blade

Eric T. DeShong, Reid A. Berdanier, Karen A. Thole
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041014.
Paper No: TURBO-22-1263
https://doi.org/10.1115/1.4055972
Published Online: November 7, 2022
View Article titled, Predictive Modeling of Local Film-Cooling Flow on a Turbine Rotor Blade
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Topics: Blades, Coolants, Cooling, Film cooling, Flow (Dynamics), Modeling, Trajectories (Physics), Turbines, Temperature, Testing
Journal Articles

Impact of Ceramic Matrix Composite Topology on Overall Effectiveness

Ryan D. Edelson, Karen A. Thole
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031016.
Paper No: TURBO-22-1262
https://doi.org/10.1115/1.4055749
Published Online: November 3, 2022
View Article titled, Impact of Ceramic Matrix Composite Topology on Overall Effectiveness
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Topics: Ceramic matrix composites, Film cooling, Flow (Dynamics), Topology, Coolants, Cooling
Journal Articles

Scaling Flat Plate Overall Effectiveness Measurements

Luke J. McNamara, Jacob P. Fischer, Marta E. Kernan, James L. Rutledge
Journal: Journal of Turbomachinery
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

Film Cooling and Cold Streaks Tracking on a Fully Cooled Nozzle Guide Vane Under Representative Combustor Outflow Conditions

G. Babazzi, T. Bacci, A. Picchi, B. Facchini, S. Cubeda
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. February 2023, 145(2): 021005.
Paper No: TURBO-22-1165
https://doi.org/10.1115/1.4055500
Published Online: October 12, 2022
View Article titled, Film Cooling and Cold Streaks Tracking on a Fully Cooled Nozzle Guide Vane Under Representative Combustor Outflow Conditions
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Topics: Combustion chambers, Coolants, Film cooling, Flow (Dynamics), Nozzle guide vanes, Oxygen, Pressure, Probes, Swirling flow, Temperature