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Journal Articles

Investigating the Influence of Mainstream Turbulence and Large Vortices on Gas Turbine Trenched Film Cooling Flows Using Planar Temperature-Velocity Imaging

Michael Straußwald, Tobias Sander, Christopher Abram, Michael Pfitzner

J. Turbomach. October 2022, 144(10): 101013.

Paper No: TURBO-21-1260

DOI: https://doi.org/10.1115/1.4054215

Published Online: July 4, 2022

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Topics: Cooling, Film cooling, Flow (Dynamics), Temperature, Turbulence, Momentum, Geometry, Vortices

Journal Articles

Analysis of Large Eddy Simulations and 1D Hot-Wire Data to Determine Actively Generated Main Flow Turbulence in a Film Cooling Test Rig

Lukas Fischer, Michael Straußwald, Michael Pfitzner

J. Turbomach. November 2022, 144(11): 111003.

Paper No: TURBO-21-1282

DOI: https://doi.org/10.1115/1.4054778

Published Online: July 4, 2022

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Topics: Film cooling, Probes, Turbulence, Generators, Wire, Flow (Dynamics)

Journal Articles

Detached Eddy Simulation of the Unsteady Flow and Film Cooling Characteristics of an Endwall With an Interrupted Slot

Qiang Du, Guangyao Xu, Qingzong Xu, Pei Wang

J. Turbomach. October 2022, 144(10): 101012.

Paper No: TURBO-21-1195

DOI: https://doi.org/10.1115/1.4054543

Published Online: June 16, 2022

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Topics: Coolants, Film cooling, Flat plates, Flow (Dynamics), Simulation, Unsteady flow, Vortices, Eddies (Fluid dynamics), Temperature, Vorticity

Journal Articles

Applying Infrared Thermography as a Method for On-Line Monitoring of Turbine Blade Coolant Flow

Eric DeShong, Benjamin Peters, Kamran Paynabar, Nagi Gebraeel, Karen A. Thole, Reid A. Berdanier

J. Turbomach.

Paper No: TURBO-22-1048

DOI: https://doi.org/10.1115/1.4054814

Published Online: June 14, 2022

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Topics: Coolants, Flow (Dynamics), Thermography, Turbine blades, Turbochargers, Blades, Gas turbines, Algorithms, Cooling, Engines

Journal Articles

HIGH-RESOLUTION THERMAL PROFILING OF A COMBUSTOR IN A NON-DEDICATED TEST USING THERMAL HISTORY COATINGS

David Peral, Ahmed Amer Abdullah Zaid, Christoph Benninghoven, Silvia Araguás Rodríguez, David Kluß, Solon Karagiannopoulos, Robert Krewinkel, Jörg P Feist

J. Turbomach.

Paper No: TURBO-21-1225

DOI: https://doi.org/10.1115/1.4054635

Published Online: May 23, 2022

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Topics: Coatings, Combustion chambers, Computational fluid dynamics, Resolution (Optics), Turbochargers, Temperature, Testing, Calibration, Temperature profiles, Thermocouples

Journal Articles

THERMAL PERFORMANCE OF DOUBLE-SIDED, PARTIAL HEIGHT STRIP FIN ARRAYS IN A HIGH ASPECT RATIO, RECTANGULAR CHANNEL

Nathaniel Tracy, Lesley Wright, Je-Chin Han

J. Turbomach.

Paper No: TURBO-21-1234

DOI: https://doi.org/10.1115/1.4054544

Published Online: May 11, 2022

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Topics: Heat transfer, Strips, Turbochargers, Fins, Friction, Reynolds number, Flow (Dynamics), Film cooling, Heat transfer coefficients, Pressure drop

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

J. Turbomach. September 2022, 144(9): 091014.

Paper No: TURBO-21-1218

DOI: https://doi.org/10.1115/1.4053724

Published Online: March 16, 2022

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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

J. Turbomach. September 2022, 144(9): 091006.

Paper No: TURBO-21-1217

DOI: https://doi.org/10.1115/1.4053723

Published Online: March 4, 2022

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Topics: Coolants, Design, Film cooling, Flow (Dynamics), Blades, Temperature, Discharge coefficient, Diffusers

Journal Articles

Effect of a Ceramic Matrix Composite Surface on Film Cooling

Peter H. Wilkins, Stephen P. Lynch, Karen A. Thole, Tyler Vincent, San Quach, Dominic Mongillo

J. Turbomach. August 2022, 144(8): 081014.

Paper No: TURBO-21-1222

DOI: https://doi.org/10.1115/1.4053842

Published Online: March 4, 2022

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Topics: Ceramic matrix composites, Computational fluid dynamics, Film cooling, Flow (Dynamics), Heat transfer, Temperature, Reynolds-averaged Navier–Stokes equations, Surface roughness, Coolants

Journal Articles

Effect of Coolant Crossflow on Film Cooling Effectiveness of Diffusion Slot Hole With and Without Ribs

Chen Li, Baitao An, Jianjun Liu

J. Turbomach. September 2022, 144(9): 091005.

Paper No: TURBO-20-1191

DOI: https://doi.org/10.1115/1.4053915

Published Online: March 4, 2022

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Topics: Coolants, Diffusion (Physics), Film cooling, Cooling, Pressure, Flow (Dynamics)

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

J. Turbomach. September 2022, 144(9): 091001.

Paper No: TURBO-21-1147

DOI: https://doi.org/10.1115/1.4053840

Published Online: March 4, 2022

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Topics: Cooling, Film cooling, Thermal barrier coatings, Metals, Coolants, Flow (Dynamics)

Journal Articles

Film Cooling Effectiveness Measurement of Fan-Shaped Holes Manufactured Using Electrical Discharge Machining Technique

S. Rouina, H. Abdeh, G. Barigozzi, V. Odemondo, L. Abba, M. Iannone

J. Turbomach. July 2022, 144(7): 071008.

Paper No: TURBO-21-1204

DOI: https://doi.org/10.1115/1.4053236

Published Online: March 2, 2022

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Topics: Coolants, Electrical discharge machining, Film cooling, Manufacturing, Diffusers, Pressure, Flat plates, Flow (Dynamics), Reynolds number

Journal Articles

Surface Heater Fabrication Using Micro-Lithography for Transpiration Cooling Heat Transfer Coefficient Measurements

Zheng Min, Sarwesh Parbat, Qing-Ming Wang, Minking K. Chyu

J. Turbomach. July 2022, 144(7): 071003.

Paper No: TURBO-21-1215

DOI: https://doi.org/10.1115/1.4053233

Published Online: February 24, 2022

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Topics: Adiabatic cooling, Coolants, Heat transfer, Heat transfer coefficients, Lithography, Manufacturing, Transpiration, Steady state, Film cooling, Design

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

J. Turbomach. July 2022, 144(7): 071001.

Paper No: TURBO-21-1205

DOI: https://doi.org/10.1115/1.4053235

Published Online: February 24, 2022

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Topics: Cavities, Film cooling, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Struts (Engineering), Cooling, Turbines, Density, Heat flux

Journal Articles

Flow Check and Adiabatic Effectiveness Measurements on Traditionally Versus Additively Manufactured Film-Cooling Holes

S. Cubeda, L. Andrei, L. Innocenti, F. Paone, L. Cocchi, A. Picchi, B. Facchini

J. Turbomach. July 2022, 144(7): 071005.

Paper No: TURBO-21-1208

DOI: https://doi.org/10.1115/1.4053289

Published Online: February 24, 2022

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Topics: Electrical discharge machining, Film cooling, Flow (Dynamics), Discharge coefficient, Manufacturing

Journal Articles

Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 2—Effect of Combustor-Nozzle Guide Vane Misalignment

Shuo Mao, Ridge Sibold, Wing F. Ng, Zhigang Li, Bo Bai, Hongzhou Xu, Michael Fox

J. Turbomach. May 2022, 144(5): 051004.

Paper No: TURBO-21-1102

DOI: https://doi.org/10.1115/1.4052738

Published Online: November 17, 2021

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Topics: Combustion chambers, Coolants, Cooling, Film cooling, Flow (Dynamics), Heat transfer, Nozzle guide vanes, Vortices, Pressure, Design

Journal Articles

Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 1—Effect of Density Ratio

Shuo Mao, Ridge Sibold, Wing F. Ng, Zhigang Li, Bo Bai, Hongzhou Xu, Michael Fox

J. Turbomach. May 2022, 144(5): 051003.

Paper No: TURBO-21-1101

DOI: https://doi.org/10.1115/1.4052754

Published Online: November 17, 2021

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Topics: Coolants, Cooling, Density, Flow (Dynamics), Film cooling, Nozzle guide vanes, Heat transfer, Pressure, Computational fluid dynamics, Momentum

Journal Articles

Endwall Heat Transfer and Cooling Performance of a Transonic Turbine Vane With Upstream Injection Flow

Zhigang Li, Bo Bai, Jun Li, Shuo Mao, Wing F. Ng, Hongzhou Xu, Michael Fox

J. Turbomach. April 2022, 144(4): 041004.

Paper No: TURBO-20-1300

DOI: https://doi.org/10.1115/1.4052457

Published Online: November 5, 2021

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Topics: Coolants, Cooling, Film cooling, Flow (Dynamics), Heat transfer, Computational fluid dynamics, Turbulence, Turbines, Heat transfer coefficients

Journal Articles

Direct and Inverse Model for Single-Hole Film Cooling With Machine Learning

Haifeng Xing, Lei Luo, Wei Du, Songtao Wang

J. Turbomach. April 2022, 144(4): 041006.

Paper No: TURBO-21-1054

DOI: https://doi.org/10.1115/1.4052601

Published Online: November 5, 2021

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Topics: Artificial neural networks, Design, Errors, Film cooling, Machine learning, Coolants, Computational fluid dynamics, Density, Turbulence, Modeling

Journal Articles

Comparison of Film Cooling Performance for Different Purge Slot Configurations in a Cylindrical and State-of-the-Art Nozzle Guide Vane

Christian Landfester, Gunther Müller, Robert Krewinkel, Clemens Domnick, Martin Böhle

J. Turbomach. March 2022, 144(3): 031014.

Paper No: TURBO-21-1154

DOI: https://doi.org/10.1115/1.4052456

Published Online: November 2, 2021

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Topics: Coolants, Film cooling, Flow (Dynamics), Nozzle guide vanes, Pressure, Probes, Design, Wakes, Cooling

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Journal citation

NARROW

Manuscript

Investigating the Influence of Mainstream Turbulence and Large Vortices on Gas Turbine Trenched Film Cooling Flows Using Planar Temperature-Velocity Imaging

Analysis of Large Eddy Simulations and 1D Hot-Wire Data to Determine Actively Generated Main Flow Turbulence in a Film Cooling Test Rig

Detached Eddy Simulation of the Unsteady Flow and Film Cooling Characteristics of an Endwall With an Interrupted Slot

Applying Infrared Thermography as a Method for On-Line Monitoring of Turbine Blade Coolant Flow

HIGH-RESOLUTION THERMAL PROFILING OF A COMBUSTOR IN A NON-DEDICATED TEST USING THERMAL HISTORY COATINGS

THERMAL PERFORMANCE OF DOUBLE-SIDED, PARTIAL HEIGHT STRIP FIN ARRAYS IN A HIGH ASPECT RATIO, RECTANGULAR CHANNEL

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

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

Effect of a Ceramic Matrix Composite Surface on Film Cooling

Effect of Coolant Crossflow on Film Cooling Effectiveness of Diffusion Slot Hole With and Without Ribs

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

Film Cooling Effectiveness Measurement of Fan-Shaped Holes Manufactured Using Electrical Discharge Machining Technique

Surface Heater Fabrication Using Micro-Lithography for Transpiration Cooling Heat Transfer Coefficient Measurements

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

Flow Check and Adiabatic Effectiveness Measurements on Traditionally Versus Additively Manufactured Film-Cooling Holes

Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 2—Effect of Combustor-Nozzle Guide Vane Misalignment

Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 1—Effect of Density Ratio

Endwall Heat Transfer and Cooling Performance of a Transonic Turbine Vane With Upstream Injection Flow

Direct and Inverse Model for Single-Hole Film Cooling With Machine Learning

Comparison of Film Cooling Performance for Different Purge Slot Configurations in a Cylindrical and State-of-the-Art Nozzle Guide Vane

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