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Proceedings Papers

Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame

Patrick R. Jagerhofer, Tobias Glasenapp, Bastian Patzer, Emil Göttlich
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100405
https://doi.org/10.1115/GT2023-100405
View Paper titled, Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame
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Topics: Film cooling, Heat transfer, Turbines, Flow (Dynamics), Cavities, Heat transfer coefficients, Airfoils, Cooling, Ducts, Gases
Proceedings Papers

Heat Transfer Coefficient and Adiabatic Effectiveness Measurements on a Nozzle Guide Vane With a Single Row of Cylindrical Holes

Sofia Galeotti, Tommaso Bacci, Alessio Picchi, Bruno Facchini, Simone Cubeda
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102549
https://doi.org/10.1115/GT2023-102549
View Paper titled, Heat Transfer Coefficient and Adiabatic Effectiveness Measurements on a Nozzle Guide Vane With a Single Row of Cylindrical Holes
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Topics: Heat transfer coefficients, Nozzle guide vanes, Suction, Film cooling, Pressure, Cascades (Fluid dynamics), Computer simulation, Databases, Free stream turbulence, Gas flow
Proceedings Papers

Effects of Downstream Vortex Generators on Film Cooling a Flat Plate Fed by Crossflow

Douglas Straub, Justin Weber, Arnab Roy, Chien-Shing Lee, Tom I-P. Shih
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102498
https://doi.org/10.1115/GT2023-102498
View Paper titled, Effects of Downstream Vortex Generators on Film Cooling a Flat Plate Fed by Crossflow
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Topics: Film cooling, Flat plates, Generators, Heat transfer coefficients, Vortices
Proceedings Papers

Heat Transfer Coefficient Dependence on Coolant Temperature For Supercritical CO2 Leading-Edge Jet Impingement

Weston Olson, Erik Fernandez, Ladislav Vesely, Jayanta Kapat
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A029, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104020
https://doi.org/10.1115/GT2023-104020
View Paper titled, Heat Transfer Coefficient Dependence on Coolant Temperature For Supercritical CO2 Leading-Edge Jet Impingement
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Topics: Coolants, Heat transfer, Heat transfer coefficients, Supercritical carbon dioxide, Temperature
Proceedings Papers

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
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101625
https://doi.org/10.1115/GT2023-101625
View Paper titled, Understanding Thermal Unsteadiness in Engine Representative Flows and Improved Methodologies for Derived Heat Transfer Calculations Using Thin-Film Gauges
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Topics: Engines, Flow (Dynamics), Gages, Heat transfer, Thin films, Temperature profiles, Nozzle guide vanes, Temperature, Combustion chambers, Heat transfer coefficients
Proceedings Papers

Scaling Overall Effectiveness in Low Temperature Experiments

Carol E. Bryant, James L. Rutledge
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102228
https://doi.org/10.1115/GT2023-102228
View Paper titled, Scaling Overall Effectiveness in Low Temperature Experiments
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Topics: Low temperature, Coolants, Engines, Computational fluid dynamics, Carbon dioxide, Cooling, Design, Fluids, Gases, Heat transfer coefficients
Proceedings Papers

Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow

Bogdan Cernat, Jorge Pinho, Mizuki Okada, Sergio Lavagnoli
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A015, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83129
https://doi.org/10.1115/GT2022-83129
View Paper titled, Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow
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Topics: Flow (Dynamics), Rotors, Turbines, Pressure, Computation, Heat flux, Heat transfer, Reynolds-averaged Navier–Stokes equations, Temperature, Boundary-value problems
Proceedings Papers

Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO2 Power Cycle Application

Michael Marshall, Meysam Akbari, Ji-Cheng Zhao, Kevin Hoopes
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A015, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82301
https://doi.org/10.1115/GT2022-82301
View Paper titled, Design of an Additively Manufactured Recuperator With 800 °C Inlet Temperature for sCO2 Power Cycle Application
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Topics: Additive manufacturing, Design, Temperature, Thermodynamic power cycles, Flow (Dynamics), Heat transfer, Lasers, Containment, Creep, Heat exchangers
Proceedings Papers

Highly Time Resolved, Combined Temperature and Heat Flux Measurement Technique Based on ALTP Sensors

Konstantin Huber, Tim Rödiger
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A018, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82873
https://doi.org/10.1115/GT2022-82873
View Paper titled, Highly Time Resolved, Combined Temperature and Heat Flux Measurement Technique Based on ALTP Sensors
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Topics: Heat flux, Sensors, Temperature, Signals, Air jets, Density, Emission spectroscopy, Heat transfer coefficients, Signal to noise ratio, Spectroscopy
Proceedings Papers

Theoretical Considerations for Scaling Convection in Overall Effectiveness Experiments

Carol E. Bryant, James L. Rutledge
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A015, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81508
https://doi.org/10.1115/GT2022-81508
View Paper titled, Theoretical Considerations for Scaling Convection in Overall Effectiveness Experiments
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Topics: Computational fluid dynamics, Convection, Coolants, Density, Engineering simulation, Engines, Flow (Dynamics), Fluids, Gases, Heat transfer coefficients
Proceedings Papers

Experimental Study of Film Cooling With Favorable and Adverse Pressure Gradients

Ralph J. Volino, Matthew C. Gillcrist
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A001, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-78240
https://doi.org/10.1115/GT2022-78240
View Paper titled, Experimental Study of Film Cooling With Favorable and Adverse Pressure Gradients
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Topics: Film cooling, Pressure gradient, Flow (Dynamics), Boundary layers, Heat transfer, Heat transfer coefficients, Jets, Particulate matter, Probes, Temperature profiles
Proceedings Papers

Conjugate Heat Transfer of Cylindrical and Trenched Film Cooling Designs With Array Jet Impingement

Lukas Fischer, Andrés Sanchez, Fabian Schleich, Fabian Feller, Richard Raffelt, Michael Pfitzner
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A011, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80810
https://doi.org/10.1115/GT2022-80810
View Paper titled, Conjugate Heat Transfer of Cylindrical and Trenched Film Cooling Designs With Array Jet Impingement
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Topics: Film cooling, Heat transfer, Cooling, Heat transfer coefficients, Reynolds number, Density, Design, Engines, Flow (Dynamics), Heat flux
Proceedings Papers

Heat Transfer Coefficient and Adiabatic Effectiveness on a Film-Cooled Pressure Side: Results and Assessment of the IR-Based Measurement Technique Reliability

T. Bacci, A. Picchi, S. Galeotti, B. Facchini, S. Cubeda
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A012, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81161
https://doi.org/10.1115/GT2022-81161
View Paper titled, Heat Transfer Coefficient and Adiabatic Effectiveness on a Film-Cooled Pressure Side: Results and Assessment of the IR-Based Measurement Technique Reliability
Open the PDF for Heat Transfer Coefficient and Adiabatic Effectiveness on a Film-Cooled Pressure Side: Results and Assessment of the IR-Based Measurement Technique Reliability in another window
Topics: Heat transfer coefficients, Pressure, Reliability, Film cooling, Nozzle guide vanes, Uncertainty, Cooling systems, Design, Dimensions, Engines
Proceedings Papers

Numerical Prediction of Heat Transfer Coefficient and Adiabatic Effectiveness on a Nozzle Guide Vane With Representative Combustor Outflow

Stella Grazia Tomasello, Antonio Andreini, Tommaso Bacci, Bruno Facchini, Simone Cubeda, Luca Andrei
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT11A004, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82128
https://doi.org/10.1115/GT2022-82128
View Paper titled, Numerical Prediction of Heat Transfer Coefficient and Adiabatic Effectiveness on a Nozzle Guide Vane With Representative Combustor Outflow
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Topics: Combustion chambers, Gas turbines, Heat transfer coefficients, Nozzle guide vanes, Outflow, Reynolds-averaged Navier–Stokes equations, Turbines
Proceedings Papers

Accurate and Efficient Computation of Heat Transfer Coefficient From CFD Simulations

Jose M. Chaquet, Carlos Perez, Jaime Quintanal
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A009, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81788
https://doi.org/10.1115/GT2022-81788
View Paper titled, Accurate and Efficient Computation of Heat Transfer Coefficient From CFD Simulations
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Topics: Computation, Computational fluid dynamics, Engineering simulation, Heat transfer coefficients, Simulation, Fluids, Computer simulation, Flux (Metallurgy), Heat, Heat flux
Proceedings Papers

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

T. Bacci, A. Picchi, G. Babazzi, B. Facchini, S. Cubeda
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81263
https://doi.org/10.1115/GT2022-81263
View Paper titled, Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions
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Topics: Heat transfer coefficients, High pressure (Physics), Nozzle guide vanes, Temperature, Turbines, Wall temperature, Cascades (Fluid dynamics), Combustion chambers, Turbulence, Accounting
Proceedings Papers

Effects of the Ribbed-Squealer Tip on the Blade Tip Aerothermal Performance in a High Pressure Gas Turbine Cascade

Kun Du, Huarong Li, Na Hui, Yuanyuan Gao, Cunliang Liu
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A008, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81569
https://doi.org/10.1115/GT2022-81569
View Paper titled, Effects of the Ribbed-Squealer Tip on the Blade Tip Aerothermal Performance in a High Pressure Gas Turbine Cascade
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Topics: Blades, Cascades (Fluid dynamics), Gas turbines, Heat transfer, High pressure (Physics), Leakage, Leakage flows, Heat, Stress, Cavities
Proceedings Papers

Experimental Investigation of Local Heat Transfer in a Rotating Two-Pass Cooling Channel Using the Transient Thermochromic Liquid Crystal (TLC) Technique

Christian Waidmann, Rico Poser, David Gutiérrez de Arcos, Michael Göhring, Jens von Wolfersdorf, Klaus Semmler, Bernhard Jäppelt
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A009, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81291
https://doi.org/10.1115/GT2022-81291
View Paper titled, Experimental Investigation of Local Heat Transfer in a Rotating Two-Pass Cooling Channel Using the Transient Thermochromic Liquid Crystal (TLC) Technique
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Topics: Cooling, Heat transfer, Liquid crystals, Transients (Dynamics), Flow (Dynamics), Fluids, Temperature, Evaluation methods, Fluid pressure, Glass
Proceedings Papers

Improved Modeling and Experimental Evaluation of a Micro Gas Turbine for Solar-Hybrid Application

Chaz Fenner, Sybrand J. van der Spuy
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T18A017, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82661
https://doi.org/10.1115/GT2022-82661
View Paper titled, Improved Modeling and Experimental Evaluation of a Micro Gas Turbine for Solar-Hybrid Application
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Topics: Heat transfer, Micro gas turbines, Modeling, Solar energy, Turbines, Temperature, Turbochargers, Combustion chambers, Combustion, Generators
Proceedings Papers

Local Heat Transfer and Friction Measurements in Ribbed Channel at High Reynolds Numbers

Igor Baybuzenko
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A001, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-00259
https://doi.org/10.1115/GT2021-00259
View Paper titled, Local Heat Transfer and Friction Measurements in Ribbed Channel at High Reynolds Numbers
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Topics: Friction, Heat transfer, Reynolds number, Heat transfer coefficients, Cooling, Gas turbines, Temperature, Design, Metals, Air flow