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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
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071010.
Paper No: TURBO-22-1143
DOI: https://doi.org/10.1115/1.4056713
Published Online: February 10, 2023
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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
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031007.
Paper No: TURBO-21-1161
DOI: https://doi.org/10.1115/1.4052407
Published Online: October 4, 2021
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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
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111015.
Paper No: TURBO-20-1286
DOI: https://doi.org/10.1115/1.4050976
Published Online: July 5, 2021
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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
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071012.
Paper No: TURBO-20-1272
DOI: https://doi.org/10.1115/1.4050363
Published Online: April 19, 2021
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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
Article Type: Research Papers
J. Turbomach. February 2021, 143(2): 021005.
Paper No: TURBO-20-1226
DOI: https://doi.org/10.1115/1.4049613
Published Online: February 1, 2021
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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
Article Type: Research Papers
J. Turbomach. January 2021, 143(1): 011007.
Paper No: TURBO-20-1229
DOI: https://doi.org/10.1115/1.4049104
Published Online: December 28, 2020
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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
Article Type: Research Papers
J. Turbomach. June 2020, 142(6): 061006.
Paper No: TURBO-20-1039
DOI: https://doi.org/10.1115/1.4047187
Published Online: May 28, 2020
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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
Article Type: Research Papers
J. Turbomach. June 2020, 142(6): 061004.
Paper No: TURBO-19-1305
DOI: https://doi.org/10.1115/1.4046527
Published Online: May 12, 2020
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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
Article Type: Research-Article
J. Turbomach.
Paper No: TURBO-18-1221
DOI: https://doi.org/10.1115/1.4043782
Published Online: May 15, 2019
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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
Article Type: Research-Article
J. Turbomach. August 2019, 141(8): 081009.
Paper No: TURBO-18-1287
DOI: https://doi.org/10.1115/1.4043217
Published Online: March 29, 2019
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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
Article Type: Research-Article
J. Turbomach. January 2019, 141(1): 011005.
Paper No: TURBO-18-1217
DOI: https://doi.org/10.1115/1.4041467
Published Online: October 18, 2018
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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
Article Type: Research-Article
J. Turbomach. January 2019, 141(1): 011002.
Paper No: TURBO-18-1168
DOI: https://doi.org/10.1115/1.4041379
Published Online: October 17, 2018
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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
Article Type: Research-Article
J. Turbomach. December 2018, 140(12): 121001.
Paper No: TURBO-18-1161
DOI: https://doi.org/10.1115/1.4041061
Published Online: October 15, 2018
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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
Article Type: Research-Article
J. Turbomach. September 2018, 140(9): 091002.
Paper No: TURBO-18-1014
DOI: https://doi.org/10.1115/1.4040854
Published Online: August 20, 2018
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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
Article Type: Research-Article
J. Turbomach. November 2017, 139(11): 111010.
Paper No: TURBO-17-1086
DOI: https://doi.org/10.1115/1.4037492
Published Online: September 6, 2017
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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
Article Type: Research-Article
J. Turbomach. June 2017, 139(6): 061010.
Paper No: TURBO-16-1231
DOI: https://doi.org/10.1115/1.4035276
Published Online: February 7, 2017
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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
Article Type: Research-Article
J. Turbomach. June 2017, 139(6): 061004.
Paper No: TURBO-16-1246
DOI: https://doi.org/10.1115/1.4035211
Published Online: February 1, 2017
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Topics: Heat flux, Heat transfer, Wall temperature, Airfoils, Transients (Dynamics), Heat transfer coefficients, Convection, Shock waves, Gages, Temperature
Journal Articles

Effects of Double Wall Cooling Configuration and Conditions on Performance of Full-Coverage Effusion Cooling

Nathan Rogers, Zhong Ren, Warren Buzzard, Brian Sweeney, Nathan Tinker, Phil Ligrani, Keith Hollingsworth, Fred Liberatore, Rajeshriben Patel, Shaun Ho, Hee-Koo Moon
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. May 2017, 139(5): 051009.
Paper No: TURBO-16-1268
DOI: https://doi.org/10.1115/1.4035277
Published Online: January 24, 2017
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Topics: Film cooling, Flow (Dynamics), Heat transfer coefficients, Temperature, Wall temperature, Cooling
Journal Articles

Improved Methodologies for Time-Resolved Heat Transfer Measurements, Demonstrated on an Unshrouded Transonic Turbine Casing

Matthew Collins, Kam Chana, Thomas Povey
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. November 2016, 138(11): 111007.
Paper No: TURBO-16-1051
DOI: https://doi.org/10.1115/1.4033267
Published Online: May 17, 2016
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Topics: Gages, Heat flux, Heat transfer, Rotors, Temperature, Turbines, Uncertainty, Wall temperature, Flow (Dynamics)
Journal Articles

Numerical Investigation of Compound Angle Effusion Cooling Using Differential Reynolds Stress Model and Zonal Detached Eddy Simulation Approaches

G. Arroyo-Callejo, E. Laroche, P. Millan, F. Leglaye, F. Chedevergne
Journal: Journal of Turbomachinery
Article Type: Research-Article
J. Turbomach. October 2016, 138(10): 101001.
Paper No: TURBO-15-1109
DOI: https://doi.org/10.1115/1.4033016
Published Online: April 19, 2016
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Topics: Cooling, Eddies (Fluid dynamics), Film cooling, Flow (Dynamics), Simulation, Stress, Turbulence, Wall temperature, Reynolds-averaged Navier–Stokes equations