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Proceedings Papers

Automated Data-Driven Physics Discovery of Turbine Component Damage

Sheng Zhang, Ryan Jacobs, Sayan Ghosh, Ambarish Kulkarni, Liping Wang
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A008, June 13–17, 2022
Paper No: GT2022-83372
https://doi.org/10.1115/GT2022-83372
View Paper titled, Automated Data-Driven Physics Discovery of Turbine Component Damage
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Topics: Damage, Machine learning, Physics, Turbine components
Proceedings Papers

Development of a Dynamic Turbine Expansion Model Using a Paired Thermofluid and FEA Methodology

Michael Ross, Wim Fuls
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A001, June 13–17, 2022
Paper No: GT2022-78258
https://doi.org/10.1115/GT2022-78258
View Paper titled, Development of a Dynamic Turbine Expansion Model Using a Paired Thermofluid and FEA Methodology
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Topics: Finite element analysis, Modeling, Steam turbines, Thermofluids, Turbines, Temperature, Clearances (Engineering), Coal, Nozzles, Power stations
Proceedings Papers

Effect of Vane/Blade Interaction for a Cooled Turbine Blade — Part II: Unsteady Pressure and Heat Transfer Distributions

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, V06BT13A002, June 13–17, 2022
Paper No: GT2022-78272
https://doi.org/10.1115/GT2022-78272
View Paper titled, Effect of Vane/Blade Interaction for a Cooled Turbine Blade — Part II: Unsteady Pressure and Heat Transfer Distributions
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Topics: Blades, Heat transfer, Pressure, Turbine blades, Cooling, Suction, Film cooling, Flow (Dynamics), Fluctuations (Physics), Airfoils
Proceedings Papers

Impacts of the Additive Manufacturing Process on the Roughness of Engine Scale Vanes and Cooling Channels

Alexander J. Wildgoose, Karen A. Thole, Ramesh Subramanian, Lisa Kersting, Anand Kulkarni
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A025, June 13–17, 2022
Paper No: GT2022-84063
https://doi.org/10.1115/GT2022-84063
View Paper titled, Impacts of the Additive Manufacturing Process on the Roughness of Engine Scale Vanes and Cooling Channels
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Topics: Additive manufacturing, Cooling, Engines, Surface roughness, Wall thickness, Computerized tomography, Design, Flow (Dynamics), Heat transfer, Investment casting (Process)
Proceedings Papers

A New Interpretation of Hot Gas Ingress Through Turbine Rim Seals Influenced by Mainstream Annulus Swirl

Dimitrios Graikos, Hui Tang, Carl M. Sangan, Gary D. Lock, James A. Scobie
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A008, June 13–17, 2022
Paper No: GT2022-82430
https://doi.org/10.1115/GT2022-82430
View Paper titled, A New Interpretation of Hot Gas Ingress Through Turbine Rim Seals Influenced by Mainstream Annulus Swirl
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Topics: Annulus, Turbines, Flow (Dynamics), Disks, Carbon dioxide, Clearances (Engineering), Computational fluid dynamics, Eddies (Fluid dynamics), Engines, Physics
Proceedings Papers

Amplitude and Wavelength Effects for Wavy Channels

Thomas M. Corbett, Karen A. Thole, Sudhakar Bollapragada
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A002, June 13–17, 2022
Paper No: GT2022-78356
https://doi.org/10.1115/GT2022-78356
View Paper titled, Amplitude and Wavelength Effects for Wavy Channels
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Topics: Wavelength, Additive manufacturing, Computational fluid dynamics, Cooling, Design, Computerized tomography, Durability, Engineering simulation, Flow (Dynamics), Friction
Proceedings Papers

Flow Scaling Considerations for Internal Coolant Warming

Connor J. Wiese, Carol E. Bryant, James L. Rutledge
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A010, June 13–17, 2022
Paper No: GT2022-81510
https://doi.org/10.1115/GT2022-81510
View Paper titled, Flow Scaling Considerations for Internal Coolant Warming
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Topics: Coolants, Flow (Dynamics), Engines, Fluids, Gases, Temperature distribution, Turbine components
Proceedings Papers

Design Considerations and Validation of a Near Wall Cooled Stator Heat Shield With Sequential Impingement Cooling

P. Peschke, S. Naik, M. Henze
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A026, June 13–17, 2022
Paper No: GT2022-82864
https://doi.org/10.1115/GT2022-82864
View Paper titled, Design Considerations and Validation of a Near Wall Cooled Stator Heat Shield With Sequential Impingement Cooling
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Topics: Cooling, Design, Gas turbines, Heat shielding, Heat transfer, Impingement cooling, Stators, Engines, Air flow, Flow (Dynamics)
Proceedings Papers

Scaling Flat Plate Overall Effectiveness Measurements

Luke J. McNamara, Jacob P. Fischer, Marta Kernan, James L. Rutledge
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A018, June 13–17, 2022
Paper No: GT2022-81826
https://doi.org/10.1115/GT2022-81826
View Paper titled, Scaling Flat Plate Overall Effectiveness Measurements
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Topics: Flat plates, Coolants, Engines, Flow (Dynamics), Thermal conductivity, Turbine components, Cooling, Design, Gases, Low temperature
Proceedings Papers

Predictive Modelling of Local Film-Cooling Flow on a Turbine Rotor Blade

Eric T. DeShong, Reid A. Berdanier, Karen A. Thole
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A027, June 13–17, 2022
Paper No: GT2022-82507
https://doi.org/10.1115/GT2022-82507
View Paper titled, Predictive Modelling of Local Film-Cooling Flow on a Turbine Rotor Blade
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Topics: Blades, Film cooling, Flow (Dynamics), Modeling, Rotors, Turbines, Cooling, Testing, Turbine blades, Design
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
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

A Dynamic Systems Based Approach to Estimate Cyclic and Creep Damage of a Power Turbine Blade Subjected to a Random Transient Operation

Dipankar Dua, Quang Le, Anthony Saladino, Deepak Thirumurthy, Jaskirat Singh
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A022, June 7–11, 2021
Paper No: GT2021-59390
https://doi.org/10.1115/GT2021-59390
View Paper titled, A Dynamic Systems Based Approach to Estimate Cyclic and Creep Damage of a Power Turbine Blade Subjected to a Random Transient Operation
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Topics: Creep, Damage, Dynamic systems, Transients (Dynamics), Turbine blades, Engines, Stress, Instrumentation, Turbine components, Turbines
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
https://doi.org/10.1115/GT2021-59496
View Paper titled, The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames
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Topics: Film cooling, Flow (Dynamics), Heat transfer, Turbines, Engines, Cooling, Density, High pressure (Physics), Aerodynamic flow, Cascades (Fluid dynamics)
Proceedings Papers

Parametric Optimization of Film Cooling Hole Geometry

Fraser B. Jones, Dale W. Fox, Todd Oliver, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A013, June 7–11, 2021
Paper No: GT2021-59326
https://doi.org/10.1115/GT2021-59326
View Paper titled, Parametric Optimization of Film Cooling Hole Geometry
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Topics: Film cooling, Geometry, Optimization, Coolants, Simulation, Additive manufacturing, Computational fluid dynamics, Cross-flow, Diffusers, Performance characterization
Proceedings Papers

Convection in Scaled Turbine Internal Cooling Passages With Additive Manufacturing Roughness

Gabriel J. Stafford, Stephen T. McClain, David R. Hanson, Robert F. Kunz, Karen A. Thole
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A018, June 7–11, 2021
Paper No: GT2021-59684
https://doi.org/10.1115/GT2021-59684
View Paper titled, Convection in Scaled Turbine Internal Cooling Passages With Additive Manufacturing Roughness
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Topics: Additive manufacturing, Convection, Cooling, Surface roughness, Turbines, Aluminum, Friction, Compressibility, Computer numerical control machine tools, Drag (Fluid dynamics)
Proceedings Papers

Impact of Additive Manufacturing on Internal Cooling Channels With Varying Diameters and Build Directions

Alexander J. Wildgoose, Karen A. Thole, Paul Sanders, Lieke Wang
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A017, September 21–25, 2020
Paper No: GT2020-15049
https://doi.org/10.1115/GT2020-15049
View Paper titled, Impact of Additive Manufacturing on Internal Cooling Channels With Varying Diameters and Build Directions
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Topics: Additive manufacturing, Cooling, Surface roughness, Design, Friction, Pressure, Boundary-value problems, Gas turbines, Heat transfer, Lasers
Proceedings Papers

Long Duration Uniform Crystal Temperature Sensor Application in Industrial Gas Turbine for Cooling Design Validation

Gregory Vogel, Anastasia Thomas, Edward Ginzbursky, Alex Torkaman
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A016, September 21–25, 2020
Paper No: GT2020-15010
https://doi.org/10.1115/GT2020-15010
View Paper titled, Long Duration Uniform Crystal Temperature Sensor Application in Industrial Gas Turbine for Cooling Design Validation
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Topics: Cooling, Crystals, Design, Industrial gases, Temperature sensors, Turbines, Temperature, Engines, Sensors, Airfoils
Proceedings Papers

Effects of Cooling Configurations on the Aerothermal Performance of a Turbine Endwall With Jet Impingement and Film Cooling

Hongyan Bu, Zhendong Guo, Liming Song, Jun Li
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A027, September 21–25, 2020
Paper No: GT2020-14774
https://doi.org/10.1115/GT2020-14774
View Paper titled, Effects of Cooling Configurations on the Aerothermal Performance of a Turbine Endwall With Jet Impingement and Film Cooling
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Topics: Cooling, Film cooling, Turbines, Databases, Design, Combustion, Computational fluid dynamics, Computer simulation, Cooling systems, Design methodology
Proceedings Papers

Large Eddy Simulation of Film Cooling for the Real Additive Manufactured Fan-Shaped Holes

Wei Shi, Xueying Li, Lang Wang, Jing Ren, Hongde Jiang
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A036, September 21–25, 2020
Paper No: GT2020-14852
https://doi.org/10.1115/GT2020-14852
View Paper titled, Large Eddy Simulation of Film Cooling for the Real Additive Manufactured Fan-Shaped Holes
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Topics: Additive manufacturing, Film cooling, Large eddy simulation, Flow (Dynamics), Fluids, Heat transfer, Manufacturing, Surface roughness, Workflow, Bifurcation
Proceedings Papers

Experimental and Computational Investigation of Shaped Film Cooling Holes Designed to Minimize Inlet Separation

Fraser B. Jones, Dale W. Fox, David G. Bogard
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A053, September 21–25, 2020
Paper No: GT2020-15561
https://doi.org/10.1115/GT2020-15561
View Paper titled, Experimental and Computational Investigation of Shaped Film Cooling Holes Designed to Minimize Inlet Separation
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Topics: Film cooling, Separation (Technology), Coolants, Design, Diffusers, Additive manufacturing, Combustion gases, Engineering simulation, Flow (Dynamics), Geometry