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David G. Bogard
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Proceedings Papers

Evaluation of Pressure Drop and Cooling Effectiveness of Serpentine Channels With Varying Internal Rib Configurations

Christopher Yoon, Molly E. Ellinger, David G. Bogard
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT15A013, June 26–30, 2023
Paper No: GT2023-104216
https://doi.org/10.1115/GT2023-104216
View Paper titled, Evaluation of Pressure Drop and Cooling Effectiveness of Serpentine Channels With Varying Internal Rib Configurations
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Topics: Cooling, Gas turbines, Pressure drop, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Overall Cooling Effectiveness With Internal Serpentine Channels and Optimized Film Cooling Holes

Christopher Yoon, Elise M. Flachs, Molly R. Ellinger, David G. Bogard
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A024, June 26–30, 2023
Paper No: GT2023-104171
https://doi.org/10.1115/GT2023-104171
View Paper titled, Overall Cooling Effectiveness With Internal Serpentine Channels and Optimized Film Cooling Holes
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Topics: Cooling, Film cooling
Proceedings Papers

Considerations for Compressible Film Cooling: A Computational Study of the Effects of Transonic Flows and Varying Mainstream Mach Number

Dale W. Fox, Michael Furgeson, David G. Bogard
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A022, June 26–30, 2023
Paper No: GT2023-104049
https://doi.org/10.1115/GT2023-104049
View Paper titled, Considerations for Compressible Film Cooling: A Computational Study of the Effects of Transonic Flows and Varying Mainstream Mach Number
Open the PDF for Considerations for Compressible Film Cooling: A Computational Study of the Effects of Transonic Flows and Varying Mainstream Mach Number in another window
Topics: Film cooling, Mach number, Transonic flow
Proceedings Papers

Experimental Study of Compressible Film Cooling Scaling and Hole Geometry

Dale W. Fox, Michael Furgeson, Elise M. Flachs, David G. Bogard
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A021, June 26–30, 2023
Paper No: GT2023-104038
https://doi.org/10.1115/GT2023-104038
View Paper titled, Experimental Study of Compressible Film Cooling Scaling and Hole Geometry
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Topics: Film cooling, Gas turbines, Geometry, Mach number
Proceedings Papers

The Effects of Channel Supplies on Overall Film-Cooling Effectiveness

Emma M. Veley, Karen A. Thole, David G. Bogard
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A017, June 26–30, 2023
Paper No: GT2023-103136
https://doi.org/10.1115/GT2023-103136
View Paper titled, The Effects of Channel Supplies on Overall Film-Cooling Effectiveness
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Topics: Film cooling, Cooling, Additive manufacturing, Diffusers, Durability, Engines, Gas turbines, Heat transfer, Temperature
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

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

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
Proceedings Papers

Evaluation of Adjoint Optimized Hole - Part II: Parameter Effects on Performance

Christopher Yoon, Daniel Gutierrez, Michael T. Furgeson, David G. Bogard
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A031, June 13–17, 2022
Paper No: GT2022-82726
https://doi.org/10.1115/GT2022-82726
View Paper titled, Evaluation of Adjoint Optimized Hole - Part II: Parameter Effects on Performance
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Topics: Computation, Cross-flow, Density, Design, Engines, Film cooling, Flow (Dynamics), Fluid mechanics, Gas turbines, Heat transfer
Proceedings Papers

Development and Evaluation of Shaped Film Cooling Holes Designed for Additive Manufacturing

Michael T. Furgeson, Emma M. Veley, Christopher Yoon, Daniel Gutierrez, David G. Bogard, Karen A. Thole
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A041, June 13–17, 2022
Paper No: GT2022-83201
https://doi.org/10.1115/GT2022-83201
View Paper titled, Development and Evaluation of Shaped Film Cooling Holes Designed for Additive Manufacturing
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Topics: Additive manufacturing, Film cooling
Proceedings Papers

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
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A043, June 13–17, 2022
Paper No: GT2022-83313
https://doi.org/10.1115/GT2022-83313
View Paper titled, Printability and Overall Cooling Performance of Additively Manufactured Holes With Inlet and Exit Rounding
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Topics: Additive manufacturing, Cooling, Design, Film cooling, Surface roughness, Convection, Coolants, Diffusers, Engines, Gas turbines
Proceedings Papers

Evaluation of Adjoint Optimized Holes - Part I Baseline Performance

Daniel Gutierrez, Christopher Yoon, Michael T. Furgeson, Emma M. Veley, David G. Bogard, Karen A. Thole
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A044, June 13–17, 2022
Paper No: GT2022-83436
https://doi.org/10.1115/GT2022-83436
View Paper 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), Gas turbines
Journal Articles

Experimental and Computational Investigation of Film Cooling Performance and External Flowfield Effects Due to Impingement Coolant Feed in the Leading Edge of a Turbine Blade

Jacob D. Moore, Christopher C. Easterby, David G. Bogard
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091014.
Paper No: TURBO-21-1218
https://doi.org/10.1115/1.4053724
Published Online: March 16, 2022
View Article titled, Experimental and Computational Investigation of Film Cooling Performance and External Flowfield Effects Due to Impingement Coolant Feed in the Leading Edge of a Turbine Blade
Open the PDF for Experimental and Computational Investigation of Film Cooling Performance and External Flowfield Effects Due to Impingement Coolant Feed in the Leading Edge of a Turbine Blade in another window
Topics: Coolants, Film cooling, Flow (Dynamics), Blades
Journal Articles

Effects on Film Cooling Performance in the Showerhead From Geometric Parameterization of Shaped Hole Designs

Jacob D. Moore, Christopher C. Easterby, David G. Bogard
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091006.
Paper No: TURBO-21-1217
https://doi.org/10.1115/1.4053723
Published Online: March 4, 2022
View Article titled, Effects on Film Cooling Performance in the Showerhead From Geometric Parameterization of Shaped Hole Designs
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Topics: Coolants, Design, Film cooling, Flow (Dynamics), Blades, Temperature, Discharge coefficient, Diffusers
Journal Articles

Experimental and Computational Investigation of Integrated Internal and Film Cooling Designs Incorporating a Thermal Barrier Coating

Matthew J. Horner, Christopher Yoon, Michael Furgeson, Todd A. Oliver, David G. Bogard
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091001.
Paper No: TURBO-21-1147
https://doi.org/10.1115/1.4053840
Published Online: March 4, 2022
View Article titled, Experimental and Computational Investigation of Integrated Internal and Film Cooling Designs Incorporating a Thermal Barrier Coating
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Topics: Cooling, Film cooling, Thermal barrier coatings, Metals, Coolants, Flow (Dynamics)
Proceedings Papers

Effects of Showerhead Cooling on Turbine Vane Suction Side Film Cooling Effectiveness

Marcia I. Ethridge, J. Michael Cutbirth, David G. Bogard
Proc. ASME. IMECE2000, Heat Transfer: Volume 3, 69-78, November 5–10, 2000
Paper No: IMECE2000-1462
https://doi.org/10.1115/IMECE2000-1462
View Paper titled, Effects of Showerhead Cooling on Turbine Vane Suction Side Film Cooling Effectiveness
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Topics: Cooling, Film cooling, Suction, Turbines, Coolants, Turbulence, Airfoils, Jets, Boundary layers, Density
Proceedings Papers

Additively Manufactured Porous Geometries for Hybrid Turbine Cooling

Nathan D. Fier, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A005, June 7–11, 2021
Paper No: GT2021-58991
https://doi.org/10.1115/GT2021-58991
View Paper titled, Additively Manufactured Porous Geometries for Hybrid Turbine Cooling
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Topics: Additive manufacturing, Cooling, Film cooling, Turbines
Proceedings Papers

CFD Evaluation of Internal Flow Effects on Turbine Blade Leading-Edge Film Cooling With Shaped Hole Geometries

Christopher C. Easterby, Jacob D. Moore, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A023, June 7–11, 2021
Paper No: GT2021-59780
https://doi.org/10.1115/GT2021-59780
View Paper titled, CFD Evaluation of Internal Flow Effects on Turbine Blade Leading-Edge Film Cooling With Shaped Hole Geometries
Open the PDF for CFD Evaluation of Internal Flow Effects on Turbine Blade Leading-Edge Film Cooling With Shaped Hole Geometries in another window
Topics: Computational fluid dynamics, Film cooling, Gas turbines, Internal flow, Turbine blades
Proceedings Papers

Adjoint Optimization of Film Cooling Hole Geometry

Fraser B. Jones, Todd Oliver, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A014, June 7–11, 2021
Paper No: GT2021-59332
https://doi.org/10.1115/GT2021-59332
View Paper titled, Adjoint Optimization of Film Cooling Hole Geometry
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Topics: Film cooling, Geometry, Optimization, Reynolds-averaged Navier–Stokes equations, Design, Additive manufacturing, Computational fluid dynamics, Shapes
Proceedings Papers

Effects on Film Cooling Performance in the Showerhead From Geometric Parameterization of Shaped Hole Designs

Jacob D. Moore, Christopher C. Easterby, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A026, June 7–11, 2021
Paper No: GT2021-60014
https://doi.org/10.1115/GT2021-60014
View Paper titled, Effects on Film Cooling Performance in the Showerhead From Geometric Parameterization of Shaped Hole Designs
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Topics: Film cooling, Parametrization