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Journal Articles

Spectral Heat Transfer Coefficient (SHTC) for Thermal Design Analysis - Part 1: Augmenting the Cooling Law for Non-isothermal Wall

Accepted Manuscript
L. He
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1159
https://doi.org/10.1115/1.4066671
Published Online: September 25, 2024
View Article titled, Spectral Heat Transfer Coefficient (SHTC) for Thermal Design Analysis - Part 1: Augmenting the Cooling Law for Non-isothermal Wall
Open the PDF for Spectral Heat Transfer Coefficient (SHTC) for Thermal Design Analysis - Part 1: Augmenting the Cooling Law for Non-isothermal Wall in another window
Topics: Cooling, Design, Heat transfer coefficients, Turbochargers, Temperature, Computational fluid dynamics, Flow (Dynamics), Film cooling, Heat, Heat transfer
Journal Articles

Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges

Deepanshu Singh, Paul F. Beard, David Cardwell, Kam S. Chana
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021009.
Paper No: TURBO-23-1170
https://doi.org/10.1115/1.4063735
Published Online: November 13, 2023
View Article titled, Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges
Open the PDF for Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges in another window
Topics: Gages, Heat transfer, Temperature, Thin films, Wall temperature, Engines, Heat flux, Flow (Dynamics), Nozzle guide vanes, Rotors
Journal Articles

Assessment of a Conjugate Heat Transfer Method on an Effusion Cooled Combustor Operated With a Swirl Stabilized Partially Premixed Flame

A. Amerini, S. Paccati, L. Mazzei, A. Andreini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081007.
Paper No: TURBO-22-1257
https://doi.org/10.1115/1.4056983
Published Online: April 6, 2023
View Article titled, Assessment of a Conjugate Heat Transfer Method on an Effusion Cooled Combustor Operated With a Swirl Stabilized Partially Premixed Flame
Open the PDF for Assessment of a Conjugate Heat Transfer Method on an Effusion Cooled Combustor Operated With a Swirl Stabilized Partially Premixed Flame in another window
Topics: Combustion chambers, Cooling, Flames, Heat transfer, Simulation, Temperature, Turbulence, Modeling, Wall temperature, Computational fluid dynamics
Journal Articles

Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions

Tommaso Bacci, Alessio Picchi, Giulia Babazzi, Bruno Facchini, Simone Cubeda
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071010.
Paper No: TURBO-22-1143
https://doi.org/10.1115/1.4056713
Published Online: February 10, 2023
View Article titled, Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions
Open the PDF for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions in another window
Topics: Combustion chambers, Flow (Dynamics), Heat transfer coefficients, Nozzle guide vanes, Temperature, Turbines, Wall temperature, High pressure (Physics), Cascades (Fluid dynamics), Boundary-value problems
Journal Articles

A New Experimental Approach for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a Nozzle Guide Vane With Inlet Temperature Distortions

Tommaso Bacci, Alessio Picchi, Bruno Facchini, Simone Cubeda
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031007.
Paper No: TURBO-21-1161
https://doi.org/10.1115/1.4052407
Published Online: October 4, 2021
View Article titled, A New Experimental Approach for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a Nozzle Guide Vane With Inlet Temperature Distortions
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Topics: Nozzle guide vanes, Temperature, Wall temperature, Combustion chambers, Heat transfer coefficients, Flow (Dynamics)
Journal Articles

An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades

Alexander V. Murray, Peter T. Ireland, Eduardo Romero
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111015.
Paper No: TURBO-20-1286
https://doi.org/10.1115/1.4050976
Published Online: July 5, 2021
View Article titled, An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades
Open the PDF for An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades in another window
Topics: Computational fluid dynamics, Cooling, Cooling systems, Engineering simulation, Geometry, Heat transfer coefficients, Simulation, Thermal resistance, Coolants, Flow (Dynamics)
Journal Articles

Experimental and Computational Analysis of Additive Manufactured Augmented Backside Liner Cooling Surfaces for Use in Micro-Gas Turbines

Adamos Adamou, Colin Copeland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071012.
Paper No: TURBO-20-1272
https://doi.org/10.1115/1.4050363
Published Online: April 19, 2021
View Article titled, Experimental and Computational Analysis of Additive Manufactured Augmented Backside Liner Cooling Surfaces for Use in Micro-Gas Turbines
Open the PDF for Experimental and Computational Analysis of Additive Manufactured Augmented Backside Liner Cooling Surfaces for Use in Micro-Gas Turbines in another window
Topics: Combustion chambers, Cooling, Design, Fins, Heat transfer, Pressure, Temperature, Turbines, Wall temperature, Additive manufacturing
Journal Articles

Scalable Heat Transfer Characterization on Film Cooled Geometries Based on Discrete Green’s Functions

Jorge Saavedra, Venkat Athmanathan, Guillermo Paniagua, Terrence Meyer, Doug Straub, James Black, Sridharan Ramesh
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2021, 143(2): 021005.
Paper No: TURBO-20-1226
https://doi.org/10.1115/1.4049613
Published Online: February 1, 2021
View Article titled, Scalable Heat Transfer Characterization on Film Cooled Geometries Based on Discrete Green’s Functions
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Topics: Flat plates, Heat flux, Heat transfer, Temperature, Wall temperature, Flow (Dynamics), Errors, Heat, Boundary-value problems, Simulation
Journal Articles

Wall Temperature Measurements in a Full-Scale Gas Turbine Combustor Test Rig With Fiber Coupled Phosphor Thermometry

Patrick Nau, Simon Görs, Christoph Arndt, Benjamin Witzel, Torsten Endres
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2021, 143(1): 011007.
Paper No: TURBO-20-1229
https://doi.org/10.1115/1.4049104
Published Online: December 28, 2020
View Article titled, Wall Temperature Measurements in a Full-Scale Gas Turbine Combustor Test Rig With Fiber Coupled Phosphor Thermometry
Open the PDF for Wall Temperature Measurements in a Full-Scale Gas Turbine Combustor Test Rig With Fiber Coupled Phosphor Thermometry in another window
Topics: Combustion chambers, Emissions, Fibers, Gas turbines, Lasers, Phosphors, Probes, Signals, Temperature, Temperature measurement
Journal Articles

Analysis of the Honeywell Uncertified Research Engine With Ice Crystal Cloud Ingestion at Simulated Altitudes

Philip C. E. Jorgenson, Joseph P. Veres, Samaun Nili, Shashwath R. Bommireddy, Kenneth L. Suder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2020, 142(6): 061006.
Paper No: TURBO-20-1039
https://doi.org/10.1115/1.4047187
Published Online: May 28, 2020
View Article titled, Analysis of the Honeywell Uncertified Research Engine With Ice Crystal Cloud Ingestion at Simulated Altitudes
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Topics: Engines, Ice, Temperature, Stators, Compressors, Wedges, Particulate matter, Inlet guide vanes, Flow (Dynamics), Wall temperature
Journal Articles

Experimental and Numerical Analysis of Additively Manufactured Inconel 718 Coupons With Lattice Structure

Sarwesh Parbat, Zheng Min, Li Yang, Minking Chyu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2020, 142(6): 061004.
Paper No: TURBO-19-1305
https://doi.org/10.1115/1.4046527
Published Online: May 12, 2020
View Article titled, Experimental and Numerical Analysis of Additively Manufactured Inconel 718 Coupons With Lattice Structure
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Topics: Additive manufacturing, Coolants, Flow (Dynamics), Heat transfer, Numerical analysis, Pressure drop, Wall temperature, Vortices, Cooling, Steady state
Journal Articles

Effect of the gas to wall temperature ratio on the bypass transition

Accepted Manuscript
Riccardo Rubini, Roberto Maffulli, Tony Arts
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach.
Paper No: TURBO-18-1221
https://doi.org/10.1115/1.4043782
Published Online: May 15, 2019
View Article titled, Effect of the gas to wall temperature ratio on the bypass transition
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Topics: Blades, Boundary layers, Computational fluid dynamics, Engineering design processes, Engineering simulation, Flow (Dynamics), Heat, Heat transfer, Mach number, Modeling
Journal Articles

Effect of Temperature Ratio on Jet Impingement Heat Transfer in Active Clearance Control Systems

Riccardo Da Soghe, Cosimo Bianchini, Jacopo D’Errico, Lorenzo Tarchi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. August 2019, 141(8): 081009.
Paper No: TURBO-18-1287
https://doi.org/10.1115/1.4043217
Published Online: March 29, 2019
View Article titled, Effect of Temperature Ratio on Jet Impingement Heat Transfer in Active Clearance Control Systems
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Topics: Clearances (Engineering), Computational fluid dynamics, Heat transfer, Temperature, Wall temperature, Control systems, Flow (Dynamics), Geometry, Jets, Fluids
Journal Articles

The Effects of Combustor Cooling Features on Nozzle Guide Vane Film Cooling Experiments

Nicholas E. Holgate, Peter T. Ireland, Eduardo Romero
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2019, 141(1): 011005.
Paper No: TURBO-18-1217
https://doi.org/10.1115/1.4041467
Published Online: October 18, 2018
View Article titled, The Effects of Combustor Cooling Features on Nozzle Guide Vane Film Cooling Experiments
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Topics: Calibration, Combustion chambers, Coolants, Cooling, Film cooling, Flow (Dynamics), Gates (Closures), Nozzle guide vanes, Temperature, Temperature profiles
Journal Articles

A Three-Dimensional Conjugate Approach for Analyzing a Double-Walled Effusion-Cooled Turbine Blade

Gladys C. Ngetich, Alexander V. Murray, Peter T. Ireland, Eduardo Romero
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2019, 141(1): 011002.
Paper No: TURBO-18-1168
https://doi.org/10.1115/1.4041379
Published Online: October 17, 2018
View Article titled, A Three-Dimensional Conjugate Approach for Analyzing a Double-Walled Effusion-Cooled Turbine Blade
Open the PDF for A Three-Dimensional Conjugate Approach for Analyzing a Double-Walled Effusion-Cooled Turbine Blade in another window
Topics: Blades, Coolants, Cooling, Film cooling, Flow (Dynamics), Heat transfer coefficients, Simulation, Wall temperature, Airfoils, Turbine blades
Journal Articles

Conjugate Heat Transfer Methodology for Thermal Design and Verification of Gas Turbine Cooled Components

Lorenzo Winchler, Antonio Andreini, Bruno Facchini, Luca Andrei, Alessio Bonini, Luca Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2018, 140(12): 121001.
Paper No: TURBO-18-1161
https://doi.org/10.1115/1.4041061
Published Online: October 15, 2018
View Article titled, Conjugate Heat Transfer Methodology for Thermal Design and Verification of Gas Turbine Cooled Components
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Topics: Blades, Computational fluid dynamics, Coolants, Cooling, Design, Film cooling, Finite element methods, Flow (Dynamics), Gas turbines, Heat transfer
Journal Articles

Improving Purge Air Cooling Effectiveness by Engineered End-Wall Surface Structures—Part II: Turbine Cascade

Xin Miao, Qiang Zhang, Chris Atkin, Zhengzhong Sun, Yansheng Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2018, 140(9): 091002.
Paper No: TURBO-18-1014
https://doi.org/10.1115/1.4040854
Published Online: August 20, 2018
View Article titled, Improving Purge Air Cooling Effectiveness by Engineered End-Wall Surface Structures—Part II: Turbine Cascade
Open the PDF for Improving Purge Air Cooling Effectiveness by Engineered End-Wall Surface Structures—Part II: Turbine Cascade in another window
Topics: Blades, Cascades (Fluid dynamics), Computational fluid dynamics, Cooling, Film cooling, Flow (Dynamics), Heat flux, Temperature, Turbines, Vortices
Journal Articles

On Large Eddy Simulation Based Conjugate Heat Transfer Procedure for Transient Natural Convection

M. Fadl, L. He
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2017, 139(11): 111010.
Paper No: TURBO-17-1086
https://doi.org/10.1115/1.4037492
Published Online: September 6, 2017
View Article titled, On Large Eddy Simulation Based Conjugate Heat Transfer Procedure for Transient Natural Convection
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Topics: Flow (Dynamics), Fluids, Heat transfer, Natural convection, Temperature, Transients (Dynamics), Wall temperature, Flux (Metallurgy), Heat, Turbulence
Journal Articles

Application of Film Cooling to an Unshrouded High-Pressure Turbine Casing

Matthew Collins, Kamaljit Chana, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. June 2017, 139(6): 061010.
Paper No: TURBO-16-1231
https://doi.org/10.1115/1.4035276
Published Online: February 7, 2017
View Article titled, Application of Film Cooling to an Unshrouded High-Pressure Turbine Casing
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Topics: Computational fluid dynamics, Coolants, Cooling, Film cooling, Flow (Dynamics), Geometry, Rotors, Temperature, Gages, Pressure
Journal Articles

Experimental Characterization of the Vane Heat Flux Under Pulsating Trailing-Edge Blowing

J. Saavedra, G. Paniagua, B. H. Saracoglu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. June 2017, 139(6): 061004.
Paper No: TURBO-16-1246
https://doi.org/10.1115/1.4035211
Published Online: February 1, 2017
View Article titled, Experimental Characterization of the Vane Heat Flux Under Pulsating Trailing-Edge Blowing
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Topics: Heat flux, Heat transfer, Wall temperature, Airfoils, Transients (Dynamics), Heat transfer coefficients, Convection, Shock waves, Gages, Temperature