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Journal Articles

Adiabatic Effectiveness Measurements for a Baseline Shaped Film Cooling Hole

Robert P. Schroeder, Karen A. Thole
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121003.
Paper No: TURBO-22-1059
DOI: https://doi.org/10.1115/1.4055271
Published Online: September 15, 2022
View Article titled, Adiabatic Effectiveness Measurements for a Baseline Shaped Film Cooling Hole
Click here to open pdf in another window PDF for Adiabatic Effectiveness Measurements for a Baseline Shaped Film Cooling Hole
Topics: Cooling, Film cooling, Turbulence, Coolants, Density, 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
Journal: Journal of Turbomachinery
Article Type: Research Papers
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
View Article titled, The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames
Click here to open pdf in another window PDF for The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames
Topics: Cavities, Film cooling, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Struts (Engineering), Cooling, Turbines, Density, Heat flux
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
Journal: Journal of Turbomachinery
Article Type: Research Papers
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
View Article titled, Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 1—Effect of Density Ratio
Click here to open pdf in another window PDF for Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 1—Effect of Density Ratio
Topics: Coolants, Cooling, Density, Flow (Dynamics), Film cooling, Nozzle guide vanes, Heat transfer, Pressure, Computational fluid dynamics, Momentum
Journal Articles

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

Haifeng Xing, Lei Luo, Wei Du, Songtao Wang
Journal: Journal of Turbomachinery
Article Type: Research Papers
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
View Article titled, Direct and Inverse Model for Single-Hole Film Cooling With Machine Learning
Click here to open pdf in another window PDF for Direct and Inverse Model for Single-Hole Film Cooling With Machine Learning
Topics: Artificial neural networks, Design, Errors, Film cooling, Machine learning, Coolants, Computational fluid dynamics, Density, Turbulence, Modeling
Journal Articles

The Influence of Element Thermal Conductivity, Shape, and Density on Heat Transfer in a Rough Wall Turbulent Boundary Layer With Strong Pressure Gradients

Christoph Gramespacher, Holger Albiez, Matthias Stripf, Hans-Jörg Bauer
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081001.
Paper No: TURBO-20-1306
DOI: https://doi.org/10.1115/1.4050390
Published Online: April 21, 2021
View Article titled, The Influence of Element Thermal Conductivity, Shape, and Density on Heat Transfer in a Rough Wall Turbulent Boundary Layer With Strong Pressure Gradients
Click here to open pdf in another window PDF for The Influence of Element Thermal Conductivity, Shape, and Density on Heat Transfer in a Rough Wall Turbulent Boundary Layer With Strong Pressure Gradients
Topics: Heat transfer, Surface roughness, Thermal conductivity, Turbulence, Density
Journal Articles

Upstream Film Cooling on the Contoured Endwall of a Transonic Turbine Vane in an Annular Cascade

Daniel A. Salinas, Izhar Ullah, Lesley M. Wright, Je-Chin Han, John W. McClintic, Daniel C. Crites, Ardeshir Riahi
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2021, 143(6): 061012.
Paper No: TURBO-20-1301
DOI: https://doi.org/10.1115/1.4050357
Published Online: April 9, 2021
View Article titled, Upstream Film Cooling on the Contoured Endwall of a Transonic Turbine Vane in an Annular Cascade
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Topics: Cascades (Fluid dynamics), Coolants, Film cooling, Flow (Dynamics), Pressure, Mach number, Density, Cooling
Journal Articles

Assessment of MULTALL as Computational Fluid Dynamics Code for the Analysis of Tube-Axial Fans

Piero Danieli, Massimo Masi, Giovanni Delibra, Alessandro Corsini, Andrea Lazzaretto
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071005.
Paper No: TURBO-20-1338
DOI: https://doi.org/10.1115/1.4050445
Published Online: April 9, 2021
View Article titled, Assessment of MULTALL as Computational Fluid Dynamics Code for the Analysis of Tube-Axial Fans
Click here to open pdf in another window PDF for Assessment of MULTALL as Computational Fluid Dynamics Code for the Analysis of Tube-Axial Fans
Topics: Computational fluid dynamics, Rotors, Turbulence, Fans, Density
Journal Articles

Numerical Assessment of Density Ratio and Mainstream Turbulence Effects on Leading-Edge Film Cooling: Heat and Mass Transfer Methods

S. Ravelli, H. Abdeh, G. Barigozzi
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 2021, 143(4): 041002.
Paper No: TURBO-20-1234
DOI: https://doi.org/10.1115/1.4049912
Published Online: March 22, 2021
View Article titled, Numerical Assessment of Density Ratio and Mainstream Turbulence Effects on Leading-Edge Film Cooling: Heat and Mass Transfer Methods
Click here to open pdf in another window PDF for Numerical Assessment of Density Ratio and Mainstream Turbulence Effects on Leading-Edge Film Cooling: Heat and Mass Transfer Methods
Topics: Coolants, Film cooling, Turbulence, Density, Simulation, Pressure, Temperature, Engines, Jets, Cooling
Journal Articles

Probabilistic Finite Element Analysis of Cooled High-Pressure Turbine Blades—Part A: Holistic Description of Manufacturing Variability

Lars Högner, Matthias Voigt, Ronald Mailach, Marcus Meyer, Ulf Gerstberger
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2020, 142(10): 101008.
Paper No: TURBO-20-1028
DOI: https://doi.org/10.1115/1.4047778
Published Online: September 15, 2020
View Article titled, Probabilistic Finite Element Analysis of Cooled High-Pressure Turbine Blades—Part A: Holistic Description of Manufacturing Variability
Click here to open pdf in another window PDF for Probabilistic Finite Element Analysis of Cooled High-Pressure Turbine Blades—Part A: Holistic Description of Manufacturing Variability
Topics: Airfoils, Blades, Design, Electromagnetic scattering, Finite element analysis, Geometry, High pressure (Physics), Manufacturing, Measurement uncertainty, Optimization
Journal Articles

Scaling Flat-Plate, Low-Temperature Adiabatic Effectiveness Results Using the Advective Capacity Ratio

Jacob P. Fischer, Luke J. McNamara, James L. Rutledge, Marc D. Polanka
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2020, 142(8): 081010.
Paper No: TURBO-19-1124
DOI: https://doi.org/10.1115/1.4046544
Published Online: July 29, 2020
View Article titled, Scaling Flat-Plate, Low-Temperature Adiabatic Effectiveness Results Using the Advective Capacity Ratio
Click here to open pdf in another window PDF for Scaling Flat-Plate, Low-Temperature Adiabatic Effectiveness Results Using the Advective Capacity Ratio
Topics: Coolants, Density, Flat plates, Flow (Dynamics), Gases, Low temperature, Turbulence, Momentum, Specific heat, Film cooling
Journal Articles

Transonic Turbine Vane Endwall Film Cooling Using the Pressure-Sensitive Paint Measurement Technique

Chao-Cheng Shiau, Izzet Sahin, Izhar Ullah, Je-Chin Han, Alexander V. Mirzamoghadam, Ardeshir Riahi, Curtis Stimpson
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2020, 142(8): 081004.
Paper No: TURBO-19-1273
DOI: https://doi.org/10.1115/1.4045990
Published Online: July 28, 2020
View Article titled, Transonic Turbine Vane Endwall Film Cooling Using the Pressure-Sensitive Paint Measurement Technique
Click here to open pdf in another window PDF for Transonic Turbine Vane Endwall Film Cooling Using the Pressure-Sensitive Paint Measurement Technique
Topics: Coolants, Film cooling, Flow (Dynamics), Mach number, Momentum, Pressure, Density, Turbines, Cooling, Cascades (Fluid dynamics)
Journal Articles

A Comparison of Turbulence Levels From Particle Image Velocimetry and Constant Temperature Anemometry Downstream of a Low-Pressure Turbine Cascade at High-Speed Flow Conditions

Silvio Chemnitz, Reinhard Niehuis
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 2020, 142(7): 071008.
Paper No: TURBO-19-1251
DOI: https://doi.org/10.1115/1.4046272
Published Online: June 30, 2020
View Article titled, A Comparison of Turbulence Levels From Particle Image Velocimetry and Constant Temperature Anemometry Downstream of a Low-Pressure Turbine Cascade at High-Speed Flow Conditions
Click here to open pdf in another window PDF for A Comparison of Turbulence Levels From Particle Image Velocimetry and Constant Temperature Anemometry Downstream of a Low-Pressure Turbine Cascade at High-Speed Flow Conditions
Topics: Cascades (Fluid dynamics), Flow (Dynamics), Particulate matter, Pressure, Probes, Temperature, Turbines, Turbulence, Wakes, Wire
Journal Articles

Theory of Non-Dimensional Groups in Film Effectiveness Studies

Francesco Ornano, Thomas Povey
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 2020, 142(4): 041002.
Paper No: TURBO-19-1075
DOI: https://doi.org/10.1115/1.4046277
Published Online: February 26, 2020
View Article titled, Theory of Non-Dimensional Groups in Film Effectiveness Studies
Click here to open pdf in another window PDF for Theory of Non-Dimensional Groups in Film Effectiveness Studies
Topics: Coolants, Density, Film cooling, Flow (Dynamics), Momentum, Specific heat, Temperature, Reynolds-averaged Navier–Stokes equations, Shear (Mechanics), Cooling
Journal Articles

A Parametric Investigation of Vane Showerhead Film Cooling by Pressure-Sensitive Paint Technique

H. Abdeh, G. Barigozzi, S. Ravelli, S. Rouina
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2020, 142(3): 031007.
Paper No: TURBO-19-1270
DOI: https://doi.org/10.1115/1.4045875
Published Online: February 21, 2020
View Article titled, A Parametric Investigation of Vane Showerhead Film Cooling by Pressure-Sensitive Paint Technique
Click here to open pdf in another window PDF for A Parametric Investigation of Vane Showerhead Film Cooling by Pressure-Sensitive Paint Technique
Topics: Coolants, Density, Film cooling, Pressure, Cooling, Wind tunnels, Turbulence, Cascades (Fluid dynamics), Flow (Dynamics), Cooling systems
Journal Articles

Application of the Quantitative Monochrome Calibrated Schlieren Technique in a Highly Loaded Turbine Cascade Test

Zhihong Zhou, Haotian Wang, Huoxing Liu
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2019, 141(11): 111007.
Paper No: TURBO-19-1179
DOI: https://doi.org/10.1115/1.4045088
Published Online: October 22, 2019
View Article titled, Application of the Quantitative Monochrome Calibrated Schlieren Technique in a Highly Loaded Turbine Cascade Test
Click here to open pdf in another window PDF for Application of the Quantitative Monochrome Calibrated Schlieren Technique in a Highly Loaded Turbine Cascade Test
Topics: Cascades (Fluid dynamics), Density, Flow (Dynamics), Pressure, Schlieren methods, Shock (Mechanics), Turbines, Blades, Boundary-value problems, Shock waves
Journal Articles

Effect of Density Ratio on Film-Cooling Effectiveness Distribution and Its Uniformity for Several Hole Geometries on a Flat Plate

Jiaxu Yao, Jin Xu, Ke Zhang, Jiang Lei, Lesley M. Wright
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. May 2019, 141(5): 051008.
Paper No: TURBO-18-1119
DOI: https://doi.org/10.1115/1.4041810
Published Online: January 22, 2019
View Article titled, Effect of Density Ratio on Film-Cooling Effectiveness Distribution and Its Uniformity for Several Hole Geometries on a Flat Plate
Click here to open pdf in another window PDF for Effect of Density Ratio on Film-Cooling Effectiveness Distribution and Its Uniformity for Several Hole Geometries on a Flat Plate
Topics: Density, Film cooling, Shapes, Flat plates
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
Journal Articles

Effects of Density and Blowing Ratios on the Turbulent Structure and Effectiveness of Film Cooling

Zachary T. Stratton, Tom I-P. Shih
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. October 2018, 140(10): 101007.
Paper No: TURBO-18-1195
DOI: https://doi.org/10.1115/1.4041218
Published Online: September 28, 2018
View Article titled, Effects of Density and Blowing Ratios on the Turbulent Structure and Effectiveness of Film Cooling
Click here to open pdf in another window PDF for Effects of Density and Blowing Ratios on the Turbulent Structure and Effectiveness of Film Cooling
Topics: Boundary layer turbulence, Boundary layers, Density, Film cooling, Flow (Dynamics), Turbulence, Vortices, Cooling, Shear (Mechanics), Vorticity
Journal Articles

Turbine Blade Platform Film Cooling With Fan-Shaped Holes Under Simulated Swirl Purge Flow and Slashface Leakage Conditions

Andrew F Chen, Chao-Cheng Shiau, Je-Chin Han
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. January 2018, 140(1): 011006.
Paper No: TURBO-17-1152
DOI: https://doi.org/10.1115/1.4038150
Published Online: October 25, 2017
View Article titled, Turbine Blade Platform Film Cooling With Fan-Shaped Holes Under Simulated Swirl Purge Flow and Slashface Leakage Conditions
Click here to open pdf in another window PDF for Turbine Blade Platform Film Cooling With Fan-Shaped Holes Under Simulated Swirl Purge Flow and Slashface Leakage Conditions
Topics: Coolants, Density, Film cooling, Flow (Dynamics), Pressure, Blades, Cascades (Fluid dynamics), Leakage flows
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)