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Journal Articles

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
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061017.
Paper No: TURBO-24-1267
https://doi.org/10.1115/1.4066965
Published Online: January 13, 2025
View Articletitled, 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: Blades, Computational fluid dynamics, Pressure, Rotors, Turbines, Flow (Dynamics), Pressure measurement, Chords (Trusses), Engines, Leakage flows
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
Journal Articles

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
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021009.
Paper No: TURBO-23-1170
https://doi.org/10.1115/1.4063735
Published Online: November 13, 2023
View Articletitled, 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: Gages, Heat transfer, Temperature, Thin films, Wall temperature, Engines, Heat flux, Flow (Dynamics), Nozzle guide vanes, Rotors
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
Journal Articles

Measurement of Inertial and Acoustic Waves in a Turbine Chute Rim Seal Cavity

Anna Bru Revert, Paul F. Beard, John W. Chew
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061021.
Paper No: GTP-22-1603
https://doi.org/10.1115/1.4056552
Published Online: February 15, 2023
View Articletitled, Measurement of Inertial and Acoustic Waves in a Turbine Chute Rim Seal Cavity
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Topics: Acoustics, Annulus, Cavities, Flow (Dynamics), Pressure, Rotors, Waves, Disks, Unsteady flow
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

A Review of High-Speed Rotating HP Turbine Heat Transfer and Cooling Studies Over the Last Decade in the Oxford Turbine Research Facility

Chiara Falsetti, Paul F. Beard, David N. Cardwell, Kam S. Chana
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A016, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81945
https://doi.org/10.1115/GT2022-81945
View Paper titled, A Review of High-Speed Rotating HP Turbine Heat Transfer and Cooling Studies Over the Last Decade in the Oxford Turbine Research Facility
Open the PDF for A Review of High-Speed Rotating HP Turbine Heat Transfer and Cooling Studies Over the Last Decade in the Oxford Turbine Research Facility in another window
Topics: Combustion chambers, Cooling, Heat transfer, Turbines
Proceedings Papers

Measurement of Inertial and Acoustic Waves in a Turbine Chute Rim Seal Cavity

Anna Bru Revert, Paul F. Beard, John W. Chew
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A012, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82846
https://doi.org/10.1115/GT2022-82846
View Paper titled, Measurement of Inertial and Acoustic Waves in a Turbine Chute Rim Seal Cavity
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Topics: Acoustics, Cavities, Turbines, Waves, Flow (Dynamics), Pressure, Pressure transducers, Inspection, Measurement systems, Rotors
Journal Articles

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
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121020.
Paper No: GTP-22-1351
https://doi.org/10.1115/1.4055683
Published Online: October 14, 2022
View Articletitled, 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: Flow (Dynamics), Gages, Heat flux, Heat transfer, Nozzle guide vanes, Rotors, Temperature, Thin films, Turbines, Transients (Dynamics)
Journal Articles

Performance of a Turbine Rim Seal Subject to Rotationally-Driven and Pressure-Driven Ingestion

Anna Bru Revert, Paul F. Beard, John W. Chew, Sebastiaan Bottenheim
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081025.
Paper No: GTP-20-1696
https://doi.org/10.1115/1.4049858
Published Online: May 28, 2021
View Articletitled, Performance of a Turbine Rim Seal Subject to Rotationally-Driven and Pressure-Driven Ingestion
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Topics: Annulus, Cavities, Disks, Flow (Dynamics), Pressure, Rotors, Sealing (Process), Turbines
Journal Articles

Wall-Modeled Large Eddy Simulations of Axial Turbine Rim Sealing

Donato M. Palermo, Feng Gao, Dario Amirante, John W. Chew, Anna Bru Revert, Paul F. Beard
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061025.
Paper No: GTP-20-1400
https://doi.org/10.1115/1.4049487
Published Online: April 2, 2021
View Articletitled, Wall-Modeled Large Eddy Simulations of Axial Turbine Rim Sealing
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Topics: Flow (Dynamics), Rotors, Sealing (Process), Turbines, Stators, Scalars, Annulus, Large eddy simulation, Disks, Cavity flows
Journal Articles

Impact of Rotor-Casing Effusion Cooling on Turbine Performance and Operating Point: An Experimental, Computational, and Theoretical Study

Maxwell G. Adams, Paolo Adami, Matthew Collins, Paul F. Beard, Kam S. Chana, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2021, 143(3): 031005.
Paper No: TURBO-20-1032
https://doi.org/10.1115/1.4050019
Published Online: February 19, 2021
View Articletitled, Impact of Rotor-Casing Effusion Cooling on Turbine Performance and Operating Point: An Experimental, Computational, and Theoretical Study
Open the PDF for Impact of Rotor-Casing Effusion Cooling on Turbine Performance and Operating Point: An Experimental, Computational, and Theoretical Study in another window
Topics: Coolants, Cooling, Flow (Dynamics), Pressure, Rotors, Turbines, Blades
Journal Articles

Effect of a Combined Hot-Streak and Swirl Profile on Cooled 1.5-Stage Turbine Aerodynamics: An Experimental and Computational Study

Maxwell G. Adams, Paul F. Beard, Mark R. Stokes, Fredrik Wallin, Kam S. Chana, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2021, 143(2): 021011.
Paper No: TURBO-19-1186
https://doi.org/10.1115/1.4049103
Published Online: February 1, 2021
View Articletitled, Effect of a Combined Hot-Streak and Swirl Profile on Cooled 1.5-Stage Turbine Aerodynamics: An Experimental and Computational Study
Open the PDF for Effect of a Combined Hot-Streak and Swirl Profile on Cooled 1.5-Stage Turbine Aerodynamics: An Experimental and Computational Study in another window
Topics: Aerodynamics, Flow (Dynamics), Pressure, Rotors, Temperature, Turbines, Blades, High pressure (Physics), Combustion chambers
Proceedings Papers

Wall-Modelled Large Eddy Simulations of Axial Turbine Rim Sealing

Donato M. Palermo, Feng Gao, Dario Amirante, John W. Chew, Anna Bru Revert, Paul F. Beard
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A015, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14973
https://doi.org/10.1115/GT2020-14973
View Paper titled, Wall-Modelled Large Eddy Simulations of Axial Turbine Rim Sealing
Open the PDF for Wall-Modelled Large Eddy Simulations of Axial Turbine Rim Sealing in another window
Topics: Large eddy simulation, Sealing (Process), Turbines, Rotors, Simulation, Annulus, Blades, Cavity flows, Convection, Eddies (Fluid dynamics)
Proceedings Papers

Performance of a Turbine Rim Seal Subject to Rotationally-Driven and Pressure-Driven Ingestion

Anna Bru Revert, Paul F. Beard, John W. Chew, Sebastiaan Bottenheim
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A012, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14773
https://doi.org/10.1115/GT2020-14773
View Paper titled, Performance of a Turbine Rim Seal Subject to Rotationally-Driven and Pressure-Driven Ingestion
Open the PDF for Performance of a Turbine Rim Seal Subject to Rotationally-Driven and Pressure-Driven Ingestion in another window
Topics: Pressure, Turbines, Flow (Dynamics), Sealing (Process), Disks, Cavities, Rotors, Annulus, Blades, Inlet guide vanes
Journal Articles

Commissioning of a Combined Hot-Streak and Swirl Profile Generator in a Transonic Turbine Test Facility

Maxwell G. Adams, Thomas Povey, Benjamin F. Hall, David N. Cardwell, Kam S. Chana, Paul F. Beard
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2020, 142(3): 031008.
Paper No: GTP-19-1034
https://doi.org/10.1115/1.4044224
Published Online: January 29, 2020
View Articletitled, Commissioning of a Combined Hot-Streak and Swirl Profile Generator in a Transonic Turbine Test Facility
Open the PDF for Commissioning of a Combined Hot-Streak and Swirl Profile Generator in a Transonic Turbine Test Facility in another window
Topics: Combustion chambers, Flow (Dynamics), Pressure, Temperature, Test facilities, Turbines, Nozzle guide vanes, Design
Proceedings Papers

Effect of Annulus Flow Conditions on Turbine Rim Seal Ingestion

Donato M. Palermo, Feng Gao, John W. Chew, Paul F. Beard
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT15A004, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90489
https://doi.org/10.1115/GT2019-90489
View Paper titled, Effect of Annulus Flow Conditions on Turbine Rim Seal Ingestion
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Topics: Annulus, Flow (Dynamics), Turbines, Rotors, Sealing (Process), Axial flow, Blades, Cavities, Clearances (Engineering), Modeling
Proceedings Papers

Advanced Numerical Simulation of Turbine Rim Seal Flows and Consideration for RANS Turbulence Modelling

Feng Gao, Nicolas Poujol, John W. Chew, Paul F. Beard
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A005, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75116
https://doi.org/10.1115/GT2018-75116
View Paper titled, Advanced Numerical Simulation of Turbine Rim Seal Flows and Consideration for RANS Turbulence Modelling
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Topics: Computer simulation, Flow (Dynamics), Modeling, Reynolds-averaged Navier–Stokes equations, Turbines, Turbulence, Computational fluid dynamics, Cavities, Pressure, Unsteady flow
Journal Articles

Unsteady Flow Phenomena in Turbine Rim Seals

Paul F. Beard, Feng Gao, Kam S. Chana, John Chew
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2017, 139(3): 032501.
Paper No: GTP-16-1312
https://doi.org/10.1115/1.4034452
Published Online: September 27, 2016
View Articletitled, Unsteady Flow Phenomena in Turbine Rim Seals
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Topics: Cavities, Disks, Flow (Dynamics), Pressure, Rotors, Sensors, Turbines, Unsteady flow, Cavity flows, Computational fluid dynamics
Proceedings Papers

Unsteady Flow Phenomena in Turbine Rim Seals

Paul F. Beard, John Chew, Feng Gao, Kam S. Chana
Proc. ASME. GT2016, Volume 5A: Heat Transfer, V05AT15A001, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56110
https://doi.org/10.1115/GT2016-56110
View Paper titled, Unsteady Flow Phenomena in Turbine Rim Seals
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Topics: Turbines, Unsteady flow, Flow (Dynamics), Computational fluid dynamics, Disks, Sealing (Process), Cavities, Cavity flows, Design, Physics