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Proceedings Papers

Investigation of a High-Pressure Turbine Stage in a High-Speed Rotating Transient Test Facility for Rotor Tip Study and a Parametric Study for Improved Heat Transfer Calculation

Deepanshu Singh, Paul F. Beard, David Cardwell, Kam S. Chana
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A005, June 13–17, 2022
Paper No: GT2022-80388
DOI: https://doi.org/10.1115/GT2022-80388
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Topics: Heat transfer, High pressure (Physics), Rotors, Test facilities, Transients (Dynamics), Turbines, Nozzle guide vanes, Gages, Heat flux, Temperature profiles
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
Paper No: GT2022-82873
DOI: https://doi.org/10.1115/GT2022-82873
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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

Stratified and Buoyancy-Induced Flow in Closed Compressor Rotors

Gary D. Lock, Richard W. Jackson, Mikolaj Pernak, Oliver J. Pountney, Carl M. Sangan, J. Michael Owen, Hui Tang, James A. Scobie
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A007, June 13–17, 2022
Paper No: GT2022-82023
DOI: https://doi.org/10.1115/GT2022-82023
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Topics: Buoyancy, Compressors, Flow (Dynamics), Rotors, Disks, Fluids, Heat transfer, Temperature, Cavities, Compressibility
Proceedings Papers

Flow Visualization Study From a Flat Plate With Multiple Impinging Jets for Different Cross-Flow Schemes

Radheesh Dhanasegaran, Ssheshan Pugazhendhi
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A017, June 13–17, 2022
Paper No: GT2022-82152
DOI: https://doi.org/10.1115/GT2022-82152
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Topics: Cross-flow, Flat plates, Flow visualization, Jets, Heat transfer, Separation (Technology), Flow (Dynamics), Reynolds number, Skin friction (Fluid dynamics), Turbulence
Proceedings Papers

Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A014, June 13–17, 2022
Paper No: GT2022-82552
DOI: https://doi.org/10.1115/GT2022-82552
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Topics: Blades, Cooling, Gas turbines, Transients (Dynamics), Ventilation, Annulus, Flow (Dynamics), Temperature, Cycles, Compressors
Proceedings Papers

Effect of Vane/Blade Interaction for a Cooled Turbine Blade — Part I: Comparison of Experimental and Numerical Results

Spencer Sperling, Louis Christensen, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A001, June 13–17, 2022
Paper No: GT2022-78271
DOI: https://doi.org/10.1115/GT2022-78271
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Topics: Blades, Turbine blades, Engineering simulation, Simulation, Gas turbines, Heat transfer, Turbines, Airfoils, Flow (Dynamics), Pressure
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
Paper No: GT2022-83129
DOI: https://doi.org/10.1115/GT2022-83129
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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

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
Paper No: GT2022-81788
DOI: https://doi.org/10.1115/GT2022-81788
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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

Experimental and Numerical Investigation of a Novel Method for Gradient Temperature Measurement

Markus Schönheit, Marcus Thiele, Edward Ginzbursky, Anastasia Thomas
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A017, June 13–17, 2022
Paper No: GT2022-82909
DOI: https://doi.org/10.1115/GT2022-82909
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Topics: Accuracy and precision, Alloys, Combustion chambers, Computational fluid dynamics, Cooling, Crystals, Cycles, Cylinders, Design, Design methodology
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
Paper No: GT2022-81161
DOI: https://doi.org/10.1115/GT2022-81161
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Topics: Heat transfer coefficients, Pressure, Reliability, Film cooling, Nozzle guide vanes, Uncertainty, Cooling systems, Design, Dimensions, Engines
Proceedings Papers

Film Cooling Hole Shape Effects on Turbine Blade Heat Transfer – Part I: Computational Comparison to Experiment

Spencer Sperling, Louis Christensen, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A002, June 13–17, 2022
Paper No: GT2022-78244
DOI: https://doi.org/10.1115/GT2022-78244
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Topics: Film cooling, Heat transfer, Shapes, Turbine blades, Blades, Cooling, Pressure, Simulation, Turbines, Computation
Proceedings Papers

Wall Curvature Effect on Overall Thermal Performances of Film Cooling Covered by Thermal Barrier Coatings With Various Geometries

Wen-li Zhou, Jian Pu, Tiao Zhang, Jian-hua Wang, Wei-long Wu, Hang Su
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A036, June 13–17, 2022
Paper No: GT2022-82796
DOI: https://doi.org/10.1115/GT2022-82796
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Topics: Cooling, Film cooling, Heat flux, Heat transfer, Thermal barrier coatings
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
Paper No: GT2022-80810
DOI: https://doi.org/10.1115/GT2022-80810
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Topics: Film cooling, Heat transfer, Cooling, Heat transfer coefficients, Reynolds number, Density, Design, Engines, Flow (Dynamics), Heat flux
Proceedings Papers

Characterizing Flow Instabilities During Transient Events in the Turbine Rim Seal Cavity

Maria Rozman, Eric T. DeShong, Reid A. Berdanier, Karen A. Thole, Christopher Robak
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A021, June 13–17, 2022
Paper No: GT2022-82664
DOI: https://doi.org/10.1115/GT2022-82664
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Topics: Cavities, Flow instability, Transients (Dynamics), Turbines, Flow (Dynamics), Aircraft engines, Cooling, Cycles, Design, Energy generation
Proceedings Papers

Effect of Self-Sustained Pulsation of Coolant Flow on Adiabatic Effectiveness and Net Heat Flux Reduction on a Flat Plate

Nicola Rosafio, Simone Salvadori, Daniela Anna Misul, Mirko Baratta, Mauro Carnevale, Christian Saumweber
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A022, June 7–11, 2021
Paper No: GT2021-59663
DOI: https://doi.org/10.1115/GT2021-59663
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Topics: Coolants, Flat plates, Flow (Dynamics), Heat flux, Cooling, Cooling systems, Film cooling, Computer software, Design, Flow separation
Proceedings Papers

Measurement of Heat Transfer and Flow Structures in a Closed Rotating Cavity

Richard W. Jackson, Hui Tang, James A. Scobie, J. Michael Owen, Gary D. Lock
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A013, June 7–11, 2021
Paper No: GT2021-59605
DOI: https://doi.org/10.1115/GT2021-59605
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Topics: Cavities, Flow (Dynamics), Heat transfer, Disks, Temperature, Compressibility, Engines, Buoyancy, Compressors, Gas turbines
Proceedings Papers

Investigating Heat Transfer in a Straight Cooling Passage Using Transient Infrared Temperature Data and URANS Conjugate Heat Transfer Analysis

Louis Christensen, Richard Celestina, Spencer Sperling, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A023, June 7–11, 2021
Paper No: GT2021-60381
DOI: https://doi.org/10.1115/GT2021-60381
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Topics: Cooling, Heat transfer, Temperature, Transients (Dynamics), Heat conduction, Turbulence, Computer simulation, Errors, Convection, Engineering simulation
Proceedings Papers

Investigations on the Aerothermal Performance Uncertainty Quantification of the Turbine Blade Squealer Tip

Ming Huang, Zhigang Li, Jun Li, Liming Song
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A008, June 7–11, 2021
Paper No: GT2021-59033
DOI: https://doi.org/10.1115/GT2021-59033
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Topics: Turbine blades, Uncertainty quantification, Design, Uncertainty, Geometry, Heat transfer, Rotors, Clearances (Engineering), Film cooling, Heat flux
Proceedings Papers

Combustor Wall Surface Temperature and Heat Flux Measurement Using a Fiber-Coupled Long Wave Infrared Hyperspectral Sensor

Aravind Chandh, Oleksandr Bibik, Subodh Adhikari, David Wu, Tim Lieuwen, Paul Hsu, Sukesh Roy, Ruth Sikorski, Benjamin Emerson
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A028, June 7–11, 2021
Paper No: GT2021-58961
DOI: https://doi.org/10.1115/GT2021-58961
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Topics: Combustion chambers, Fibers, Heat flux, High pressure (Physics), Sensors, Temperature, Waves
Proceedings Papers

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
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A018, June 7–11, 2021
Paper No: GT2021-59496
DOI: https://doi.org/10.1115/GT2021-59496
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Topics: Film cooling, Flow (Dynamics), Heat transfer, Turbines, Engines, Cooling, Density, High pressure (Physics), Aerodynamic flow, Cascades (Fluid dynamics)