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Journal Articles

Rib Turbulator Effects on Crossflow-Fed Shaped Film Cooling Holes

Dale W. Fox, Fraser B. Jones, John W. McClintic, David G. Bogard, Thomas E. Dyson, Zachary D. Webster
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. March 2019, 141(3): 031013.
Paper No: TURBO-18-1258
DOI: https://doi.org/10.1115/1.4041673
Published Online: January 21, 2019
View Article titled, Rib Turbulator Effects on Crossflow-Fed Shaped Film Cooling Holes
Click here to open pdf in another window PDF for Rib Turbulator Effects on Crossflow-Fed Shaped Film Cooling Holes
Topics: Coolants, Film cooling, Flow (Dynamics), Discharge coefficient, Friction
Journal Articles

Flow Physics of Diffused-Exit Film Cooling Holes Fed by Internal Crossflow

John W. McClintic, Dale W. Fox, Fraser B. Jones, David G. Bogard, Thomas E. Dyson, Zachary D. Webster
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. March 2019, 141(3): 031010.
Paper No: TURBO-18-1326
DOI: https://doi.org/10.1115/1.4042166
Published Online: January 16, 2019
View Article titled, Flow Physics of Diffused-Exit Film Cooling Holes Fed by Internal Crossflow
Click here to open pdf in another window PDF for Flow Physics of Diffused-Exit Film Cooling Holes Fed by Internal Crossflow
Topics: Coolants, Diffusers, Film cooling, Flow (Dynamics), Temperature, Swirling flow, Physics
Journal Articles

Direct Experimental Measurements of Heat Transfer Coefficient Augmentation Due to Approach Flow Effects

Joshua B. Anderson, David G. Bogard, Thomas E. Dyson, Zachary Webster
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. March 2019, 141(3): 031011.
Paper No: TURBO-18-1331
DOI: https://doi.org/10.1115/1.4042210
Published Online: January 16, 2019
View Article titled, Direct Experimental Measurements of Heat Transfer Coefficient Augmentation Due to Approach Flow Effects
Click here to open pdf in another window PDF for Direct Experimental Measurements of Heat Transfer Coefficient Augmentation Due to Approach Flow Effects
Topics: Boundary layers, Density, Film cooling, Flow (Dynamics), Heat transfer coefficients, Heating, Turbulence, Coolants, Heat flux, Boundary layer turbulence
Proceedings Papers

Flow Physics of Diffused-Exit Film Cooling Holes Fed by Internal Crossflow

John W. McClintic, Dale W. Fox, Fraser B. Jones, David G. Bogard, Thomas E. Dyson, Zachary D. Webster
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT19A032, June 11–15, 2018
Paper No: GT2018-76904
DOI: https://doi.org/10.1115/GT2018-76904
View Paper titled, Flow Physics of Diffused-Exit Film Cooling Holes Fed by Internal Crossflow
Click here to open pdf in another window PDF for Flow Physics of Diffused-Exit Film Cooling Holes Fed by Internal Crossflow
Topics: Film cooling, Flow (Dynamics), Physics, Coolants, Diffusers, Swirling flow, Diffusion (Physics), Internal flow
Proceedings Papers

Rib Turbulator Effects on Crossflow-Fed Shaped Film Cooling Holes

Dale W. Fox, Fraser B. Jones, John W. McClintic, David G. Bogard, Thomas E. Dyson, Zachary Webster
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT19A015, June 11–15, 2018
Paper No: GT2018-75857
DOI: https://doi.org/10.1115/GT2018-75857
View Paper titled, Rib Turbulator Effects on Crossflow-Fed Shaped Film Cooling Holes
Click here to open pdf in another window PDF for Rib Turbulator Effects on Crossflow-Fed Shaped Film Cooling Holes
Topics: Film cooling, Airfoils, Coolants, Discharge coefficient, Flow (Dynamics), Friction, Test facilities, Turbines
Proceedings Papers

Direct Experimental Measurements of Heat Transfer Coefficient Augmentation due to Approach Flow Effects

Joshua B. Anderson, David G. Bogard, Thomas E. Dyson, Zachary Webster
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT19A036, June 11–15, 2018
Paper No: GT2018-77170
DOI: https://doi.org/10.1115/GT2018-77170
View Paper titled, Direct Experimental Measurements of Heat Transfer Coefficient Augmentation due to Approach Flow Effects
Click here to open pdf in another window PDF for Direct Experimental Measurements of Heat Transfer Coefficient Augmentation due to Approach Flow Effects
Topics: Flow (Dynamics), Heat transfer coefficients, Film cooling, Boundary layers, Heat flux, Boundary layer turbulence, Coolants, Density, Design, Engines
Journal Articles

Effect of Internal Crossflow Velocity on Film Cooling Effectiveness—Part II: Compound Angle Shaped Holes

John W. McClintic, Joshua B. Anderson, David G. Bogard, Thomas E. Dyson, Zachary D. Webster
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. January 2018, 140(1): 011004.
Paper No: TURBO-17-1128
DOI: https://doi.org/10.1115/1.4037998
Published Online: October 25, 2017
View Article titled, Effect of Internal Crossflow Velocity on Film Cooling Effectiveness—Part II: Compound Angle Shaped Holes
Click here to open pdf in another window PDF for Effect of Internal Crossflow Velocity on Film Cooling Effectiveness—Part II: Compound Angle Shaped Holes
Topics: Film cooling, Heat transfer coefficients, Discharge coefficient, Heat transfer, Coolants
Journal Articles

Effect of Internal Crossflow Velocity on Film Cooling Effectiveness—Part I: Axial Shaped Holes

John W. McClintic, Joshua B. Anderson, David G. Bogard, Thomas E. Dyson, Zachary D. Webster
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. January 2018, 140(1): 011003.
Paper No: TURBO-17-1121
DOI: https://doi.org/10.1115/1.4037997
Published Online: October 25, 2017
View Article titled, Effect of Internal Crossflow Velocity on Film Cooling Effectiveness—Part I: Axial Shaped Holes
Click here to open pdf in another window PDF for Effect of Internal Crossflow Velocity on Film Cooling Effectiveness—Part I: Axial Shaped Holes
Topics: Film cooling, Coolants, Discharge coefficient, Density, Flow (Dynamics)
Proceedings Papers

Conjugate Heat Transfer Scaling for Inconel 718

William R. Stewart, Thomas E. Dyson
Proc. ASME. GT2017, Volume 5A: Heat Transfer, V05AT10A007, June 26–30, 2017
Paper No: GT2017-64873
DOI: https://doi.org/10.1115/GT2017-64873
View Paper titled, Conjugate Heat Transfer Scaling for Inconel 718
Click here to open pdf in another window PDF for Conjugate Heat Transfer Scaling for Inconel 718
Topics: Heat transfer, Temperature, Thermal conductivity, Cooling, Film cooling, Heat transfer coefficients, Testing, Boundary-value problems, Dust, Engines
Proceedings Papers

Effect of Internal Crossflow Velocity on Film Cooling Effectiveness: Part II — Compound Angle Shaped Holes

John W. McClintic, Joshua B. Anderson, David G. Bogard, Thomas E. Dyson, Zachary D. Webster
Proc. ASME. GT2017, Volume 5C: Heat Transfer, V05CT19A022, June 26–30, 2017
Paper No: GT2017-64624
DOI: https://doi.org/10.1115/GT2017-64624
View Paper titled, Effect of Internal Crossflow Velocity on Film Cooling Effectiveness: Part II — Compound Angle Shaped Holes
Click here to open pdf in another window PDF for Effect of Internal Crossflow Velocity on Film Cooling Effectiveness: Part II — Compound Angle Shaped Holes
Topics: Film cooling, Heat transfer coefficients, Coolants, Discharge coefficient, Gas turbines
Proceedings Papers

Freestream Flow Effects on Film Effectiveness and Heat Transfer Coefficient Augmentation for Compound Angle Shaped Holes

Joshua B. Anderson, John W. McClintic, David G. Bogard, Thomas E. Dyson, Zachary Webster
Proc. ASME. GT2017, Volume 5C: Heat Transfer, V05CT19A027, June 26–30, 2017
Paper No: GT2017-64853
DOI: https://doi.org/10.1115/GT2017-64853
View Paper titled, Freestream Flow Effects on Film Effectiveness and Heat Transfer Coefficient Augmentation for Compound Angle Shaped Holes
Click here to open pdf in another window PDF for Freestream Flow Effects on Film Effectiveness and Heat Transfer Coefficient Augmentation for Compound Angle Shaped Holes
Topics: Flow (Dynamics), Heat transfer coefficients, Boundary layers, Film cooling, Turbulence, Boundary layer turbulence, Cooling, Density, Design, Gas turbines
Proceedings Papers

Effect of Internal Crossflow Velocity on Film Cooling Effectiveness: Part I — Axial Shaped Holes

John W. McClintic, Joshua B. Anderson, David G. Bogard, Thomas E. Dyson, Zachary D. Webster
Proc. ASME. GT2017, Volume 5C: Heat Transfer, V05CT19A021, June 26–30, 2017
Paper No: GT2017-64616
DOI: https://doi.org/10.1115/GT2017-64616
View Paper titled, Effect of Internal Crossflow Velocity on Film Cooling Effectiveness: Part I — Axial Shaped Holes
Click here to open pdf in another window PDF for Effect of Internal Crossflow Velocity on Film Cooling Effectiveness: Part I — Axial Shaped Holes
Topics: Film cooling, Coolants, Blades, Cooling, Density, Flat plates, Gas turbines, Shapes
Proceedings Papers

Conjugate Scaling in the Presence of Bore Cooling

Thomas E. Dyson, James R. Winka, David B. Helmer
Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT10A021, June 15–19, 2015
Paper No: GT2015-43625
DOI: https://doi.org/10.1115/GT2015-43625
View Paper titled, Conjugate Scaling in the Presence of Bore Cooling
Click here to open pdf in another window PDF for Conjugate Scaling in the Presence of Bore Cooling
Topics: Cooling, Blades, Heat transfer coefficients, Nozzles, Testing, Coolants, Electrical conductivity, Engines, Errors, Film cooling
Proceedings Papers

Large-Scale Simulation of the Clocking Impact of 2D Combustor Profile on a Two Stage High Pressure Turbine

Thomas E. Dyson, David B. Helmer, James A. Tallman
Proc. ASME. GT2014, Volume 5B: Heat Transfer, V05BT14A008, June 16–20, 2014
Paper No: GT2014-25883
DOI: https://doi.org/10.1115/GT2014-25883
View Paper titled, Large-Scale Simulation of the Clocking Impact of 2D Combustor Profile on a Two Stage High Pressure Turbine
Click here to open pdf in another window PDF for Large-Scale Simulation of the Clocking Impact of 2D Combustor Profile on a Two Stage High Pressure Turbine
Topics: Combustion chambers, High pressure (Physics), Simulation, Turbines, Airfoils, Aviation, Blades, Boundary-value problems, Cavities, Computational fluid dynamics
Proceedings Papers

Adiabatic and Overall Effectiveness for a Fully Cooled Turbine Vane

Thomas E. Dyson, John W. McClintic, David G. Bogard, Sean D. Bradshaw
Proc. ASME. GT2013, Volume 3B: Heat Transfer, V03BT13A037, June 3–7, 2013
Paper No: GT2013-94928
DOI: https://doi.org/10.1115/GT2013-94928
View Paper titled, Adiabatic and Overall Effectiveness for a Fully Cooled Turbine Vane
Click here to open pdf in another window PDF for Adiabatic and Overall Effectiveness for a Fully Cooled Turbine Vane
Topics: Turbines, Cooling, Temperature, Coolants, Engines, Cascades (Fluid dynamics), Chords (Trusses), Design, Electrical conductivity, Engineering simulation
Proceedings Papers

Mean and Turbulent Velocity Profile Measurements on the Suction Side of a Film Cooled Turbine Vane

John W. McClintic, Thomas E. Dyson, David G. Bogard, Sean D. Bradshaw
Proc. ASME. GT2013, Volume 3B: Heat Transfer, V03BT13A038, June 3–7, 2013
Paper No: GT2013-94931
DOI: https://doi.org/10.1115/GT2013-94931
View Paper titled, Mean and Turbulent Velocity Profile Measurements on the Suction Side of a Film Cooled Turbine Vane
Click here to open pdf in another window PDF for Mean and Turbulent Velocity Profile Measurements on the Suction Side of a Film Cooled Turbine Vane
Topics: Suction, Turbines, Turbulence, Boundary layers, Coolants, Film cooling, Airfoils, Jets
Proceedings Papers

A CFD Evaluation of Multiple RANS Turbulence Models for Prediction of Boundary Layer Flows on a Turbine Vane

Thomas E. Dyson, David G. Bogard, Sean D. Bradshaw
Proc. ASME. GT2013, Volume 3C: Heat Transfer, V03CT14A014, June 3–7, 2013
Paper No: GT2013-94927
DOI: https://doi.org/10.1115/GT2013-94927
View Paper titled, A CFD Evaluation of Multiple RANS Turbulence Models for Prediction of Boundary Layer Flows on a Turbine Vane
Click here to open pdf in another window PDF for A CFD Evaluation of Multiple RANS Turbulence Models for Prediction of Boundary Layer Flows on a Turbine Vane
Topics: Boundary layers, Computational fluid dynamics, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Turbines, Turbulence, Thermal boundary layers, Prandtl number, Cooling, Engineering simulation
Proceedings Papers

Evaluation of CFD Simulations of Film Cooling Performance in the Showerhead Region of a Turbine Vane Including Conjugate Effects

Thomas E. Dyson, David G. Bogard, Sean D. Bradshaw
Proc. ASME. IMECE2012, Volume 7: Fluids and Heat Transfer, Parts A, B, C, and D, 1977-1986, November 9–15, 2012
Paper No: IMECE2012-88386
DOI: https://doi.org/10.1115/IMECE2012-88386
View Paper titled, Evaluation of CFD Simulations of Film Cooling Performance in the Showerhead Region of a Turbine Vane Including Conjugate Effects
Click here to open pdf in another window PDF for Evaluation of CFD Simulations of Film Cooling Performance in the Showerhead Region of a Turbine Vane Including Conjugate Effects
Topics: Computational fluid dynamics, Engineering simulation, Film cooling, Simulation, Turbines, Heat transfer, Jets, Reynolds-averaged Navier–Stokes equations, Airfoils, Boundary-value problems
Journal Articles

Sensitivity of the Overall Effectiveness to Film Cooling and Internal Cooling on a Turbine Vane Suction Side

Randall P. Williams, Thomas E. Dyson, David G. Bogard, Sean D. Bradshaw
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. March 2014, 136(3): 031006.
Paper No: TURBO-13-1024
DOI: https://doi.org/10.1115/1.4024681
Published Online: September 26, 2013
View Article titled, Sensitivity of the Overall Effectiveness to Film Cooling and Internal Cooling on a Turbine Vane Suction Side
Click here to open pdf in another window PDF for Sensitivity of the Overall Effectiveness to Film Cooling and Internal Cooling on a Turbine Vane Suction Side
Topics: Coolants, Cooling, Film cooling, Flow (Dynamics), Suction, Temperature, Turbines, Momentum, Airfoils, Heat transfer
Journal Articles

Adiabatic and Overall Effectiveness for the Showerhead Film Cooling of a Turbine Vane

Marc L. Nathan, Thomas E. Dyson, David G. Bogard, Sean D. Bradshaw
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. March 2014, 136(3): 031005.
Paper No: TURBO-13-1023
DOI: https://doi.org/10.1115/1.4024680
Published Online: September 26, 2013
View Article titled, Adiabatic and Overall Effectiveness for the Showerhead Film Cooling of a Turbine Vane
Click here to open pdf in another window PDF for Adiabatic and Overall Effectiveness for the Showerhead Film Cooling of a Turbine Vane
Topics: Coolants, Cooling, Film cooling, Momentum, Pressure, Turbines, Flow (Dynamics), Temperature, Engines, Suction