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Proceedings Papers

An Aero Engine Disk Sizing and Weight Estimation Approach With Improved Temperature Profiles

Ioannis Zaimis, Elias Carpentari, Tim Begiebing, Volker Gümmer
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A038, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126351
https://doi.org/10.1115/GT2024-126351
View Paper titled, An Aero Engine Disk Sizing and Weight Estimation Approach With Improved Temperature Profiles
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Topics: Aircraft engines, Compressors, Disks, Low cycle fatigue, Temperature, Temperature profiles, Weight (Mass)
Proceedings Papers

A Physics Informed Neural Network for Solving the Inverse Heat Transfer Problem in Gas Turbine Rotating Cavities

Mark R. Puttock-Brown, Goutham Krishna Mahesh Bindhu, Colin E. Ashby
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A022, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128967
https://doi.org/10.1115/GT2024-128967
View Paper titled, A Physics Informed Neural Network for Solving the Inverse Heat Transfer Problem in Gas Turbine Rotating Cavities
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Topics: Artificial neural networks, Cavities, Gas turbines, Heat transfer, Physics, Temperature profiles, Flux (Metallurgy), Heat, Heat conduction, Inverse problems
Proceedings Papers

Influence of Dilution and Effusion Flows in Generating Variable Inlet Profiles for a High-Pressure Turbine

Chad B. Schaeffer, Michael D. Barringer, Stephen P. Lynch, Karen A. Thole
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T11A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123899
https://doi.org/10.1115/GT2024-123899
View Paper titled, Influence of Dilution and Effusion Flows in Generating Variable Inlet Profiles for a High-Pressure Turbine
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Topics: Flow (Dynamics), High pressure (Physics), Turbines, Temperature, Jets, Combustion chambers, Computational fluid dynamics, Shapes, Temperature profiles, Cooling
Proceedings Papers

CFD Modelling and Experimental Validation of Temperature Profile at Pad Leading Edge of Tilting Pad Journal Bearings

Andrea Riva, Edoardo Gheller, Steven Chatterton, Paolo Emilio Lino Maria Pennacchi
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT22A024, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128675
https://doi.org/10.1115/GT2024-128675
View Paper titled, CFD Modelling and Experimental Validation of Temperature Profile at Pad Leading Edge of Tilting Pad Journal Bearings
Open the PDF for CFD Modelling and Experimental Validation of Temperature Profile at Pad Leading Edge of Tilting Pad Journal Bearings in another window
Topics: Computational fluid dynamics, Journal bearings, Lubrication, Modeling, Temperature profiles
Proceedings Papers

The Role of the Working Fluid and Non-Ideal Thermodynamic Effects on Performance of Gas Lubricated Bearings

Wessel de Waart, Matteo Pini
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT22A017, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127645
https://doi.org/10.1115/GT2024-127645
View Paper titled, The Role of the Working Fluid and Non-Ideal Thermodynamic Effects on Performance of Gas Lubricated Bearings
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Topics: Bearings, Fluids, Gas bearings, Turbomachinery, Bulk modulus, Machinery, Rotors, Turbines, Vapors, Contamination
Proceedings Papers

Development of Thermo-Mechanical Service-Like Testing for Supercritical CO 2 Expanders

Federico Bucciarelli, Damaso Checcacci, Giuseppe Macoretta, Bernardo Disma Monelli, Leonardo Bertini
Proc. ASME. GT2024, Volume 11: Supercritical CO2, V011T28A032, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128170
https://doi.org/10.1115/GT2024-128170
View Paper titled, Development of Thermo-Mechanical Service-Like Testing for Supercritical CO 2 Expanders
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Topics: Supercritical carbon dioxide, Testing, Thermomechanics, Design, Stress, Carbon dioxide, Carburization, Corrosion, Creep, Cycles
Proceedings Papers

An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps and Inlet Temperature Profiles

Deepanshu Singh, Paul F. Beard, David Cardwell, Vianney Staelens, Pratik Bahulekar, Mark Stokes, Simon Bather, Kam S. Chana
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122649
https://doi.org/10.1115/GT2024-122649
View Paper titled, An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps and Inlet Temperature Profiles
Open the PDF for An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps and Inlet Temperature Profiles in another window
Topics: Engines, High pressure (Physics), Pressure measurement, Rotors, Temperature profiles, Turbines, Stress, Aerodynamics, Computational fluid dynamics, Heat
Proceedings Papers

Thermodynamic Assessment of a Combined Cycle Gas Turbine With Exhaust Gas Recirculation Under Part-Load Operation Toward Carbon Capture Penalty Reduction

Antoine Verhaeghe, Maria Jose Mendoza Morales, Julien Blondeau, Frederiek Demeyer, Laurent Bricteux, Ward De Paepe
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101902
https://doi.org/10.1115/GT2023-101902
View Paper titled, Thermodynamic Assessment of a Combined Cycle Gas Turbine With Exhaust Gas Recirculation Under Part-Load Operation Toward Carbon Capture Penalty Reduction
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Topics: Carbon capture and storage, Combined cycle gas turbines, Exhaust gas recirculation, Stress, Temperature, Turbines, Exhaust systems, Combustion, Flue gases, Gas turbines
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
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: Engines, Flow (Dynamics), Gages, Heat transfer, Thin films, Temperature profiles, Nozzle guide vanes, Temperature, Combustion chambers, Heat transfer coefficients
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80388
https://doi.org/10.1115/GT2022-80388
View Paper titled, 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
Open the PDF for 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 in another window
Topics: Heat transfer, High pressure (Physics), Rotors, Test facilities, Transients (Dynamics), Turbines, Nozzle guide vanes, Gages, Heat flux, Temperature profiles
Proceedings Papers

Computational and Experimental Study of Film-Cooling Effectiveness With and Without Downstream Vortex Generators

Chien-Shing Lee, Tom I-P. Shih, Douglas Straub, Justin Weber, Edward Robey
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A030, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82675
https://doi.org/10.1115/GT2022-82675
View Paper titled, Computational and Experimental Study of Film-Cooling Effectiveness With and Without Downstream Vortex Generators
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Topics: Film cooling, Generators, Vortices, Flow (Dynamics), Cooling, Heat transfer, Temperature, Computation, Flat plates, Plates (structures)
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

Extension of Fuel Flexibility for Siemens Energy SGT-300-2S Dry Low Emission Combustion System

Phill Hubbard, Jadeed Beita, Kexin Liu, Suresh Sadasivuni, Ghenadie Bulat
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A028, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80895
https://doi.org/10.1115/GT2022-80895
View Paper titled, Extension of Fuel Flexibility for Siemens Energy SGT-300-2S Dry Low Emission Combustion System
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Topics: Combustion systems, Emissions, Fuels, Combustion, Heating, Combustion chambers, Temperature, Turbines, Dynamics (Mechanics), Engines
Proceedings Papers

Design and Testing of a 275 Bar 700 Degree Celsius Expander for an Integrally Geared Supercritical CO2 Compander

Jason Wilkes, Kyle Robinson, Karl Wygant, Rob Pelton, Jonathan Bygrave
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A025, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83284
https://doi.org/10.1115/GT2022-83284
View Paper titled, Design and Testing of a 275 Bar 700 Degree Celsius Expander for an Integrally Geared Supercritical CO2 Compander
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Topics: Design, Supercritical carbon dioxide, Testing, Compressors, Concentrating solar power, Creep, Fatigue, Gears, High pressure (Physics), High temperature
Proceedings Papers

Design of a Cooled sCO2 Combustion Test Rig for Steady-State Kinetics Testing

Kelsi M. Katcher, Timothy C. Allison, Michael Marshall, Yuin Jin, Chansun Lim, Sungho Chang
Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A002, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-04122
https://doi.org/10.1115/GT2021-04122
View Paper titled, Design of a Cooled sCO2 Combustion Test Rig for Steady-State Kinetics Testing
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Topics: Combustion, Design, Steady state, Testing, Temperature, Cycles, Flow (Dynamics), Carbon capture and storage, Chemical kinetics, Circuits
Proceedings Papers

High-Fidelity Simulations of a High-Pressure Turbine Vane With End Walls: Impact of Secondary Structures and Spanwise Temperature Profiles on Losses

Yaomin Zhao, Richard D. Sandberg
Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT32A002, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58816
https://doi.org/10.1115/GT2021-58816
View Paper titled, High-Fidelity Simulations of a High-Pressure Turbine Vane With End Walls: Impact of Secondary Structures and Spanwise Temperature Profiles on Losses
Open the PDF for High-Fidelity Simulations of a High-Pressure Turbine Vane With End Walls: Impact of Secondary Structures and Spanwise Temperature Profiles on Losses in another window
Topics: Engineering simulation, High pressure (Physics), Simulation, Temperature profiles, Turbines, Boundary layers, Blades, Pressure, Suction, Combustion chambers
Proceedings Papers

Flamelet Versus Detailed Chemistry LES for a Liquid Fueled Gas-Turbine Combustor: A Comparison of Accuracy and Computational Cost

Megan Karalus, Piyush Thakre, Graham Goldin, Dustin Brandt
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A001, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59395
https://doi.org/10.1115/GT2021-59395
View Paper titled, Flamelet Versus Detailed Chemistry LES for a Liquid Fueled Gas-Turbine Combustor: A Comparison of Accuracy and Computational Cost
Open the PDF for Flamelet Versus Detailed Chemistry LES for a Liquid Fueled Gas-Turbine Combustor: A Comparison of Accuracy and Computational Cost in another window
Topics: Chemistry, Combustion chambers, Gas turbines, Flamelet generated manifold, Nitrogen oxides, Combustion, Soot, Aircraft engines, Emissions, Engineering simulation
Proceedings Papers

Identification of High-Frequency Transverse Acoustic Modes in Multi-Nozzle Can Combustors

J. Kim, W. Gillman, D. Wu, B. Emerson, V. Acharya, R. Mckinney, T. Lieuwen, M. Isono, T. Saitoh
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A051, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16130
https://doi.org/10.1115/GT2020-16130
View Paper titled, Identification of High-Frequency Transverse Acoustic Modes in Multi-Nozzle Can Combustors
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Topics: Acoustics, Combustion chambers, Nozzles, Finite element methods, Mode shapes, Pressure, Boundary-value problems, Combustion, Flames, Gas turbines
Proceedings Papers

Hybrid RANS/LES Simulation of Combustor/Turbine Interactions

Guoping Xia, Georgi Kalitzin, Jin Lee, Gorazd Medic, Om Sharma
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A013, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14873
https://doi.org/10.1115/GT2020-14873
View Paper titled, Hybrid RANS/LES Simulation of Combustor/Turbine Interactions
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Topics: Combustion chambers, Reynolds-averaged Navier–Stokes equations, Simulation, Turbines, Flow (Dynamics), High pressure (Physics), Temperature profiles, Blades, Computational fluid dynamics, Design
Proceedings Papers

Deposition of Fuel Impurities Within Thermal Barrier Coatings in Gas Turbine Hot Gas Paths

Christian Holländer, Werner Stamm, Oliver Lüsebrink, Harald Harders, Lorenz Singheiser
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A003, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14480
https://doi.org/10.1115/GT2020-14480
View Paper titled, Deposition of Fuel Impurities Within Thermal Barrier Coatings in Gas Turbine Hot Gas Paths
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Topics: Fuels, Gas turbines, Thermal barrier coatings, Diffusion (Physics), Equilibrium (Physics), Pressure, Vapor deposition, Blades, Condensation, Engines