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Journal Articles

Model for Local Cavitation Instabilities in Two-Bladed Turbopump Inducers

Youngkuk Yoon, Seung Jin Song
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051013.
Paper No: TURBO-24-1151
https://doi.org/10.1115/1.4067027
Published Online: November 22, 2024
View Article titled, Model for Local Cavitation Instabilities in Two-Bladed Turbopump Inducers
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Topics: Blades, Cavitation, Flow (Dynamics), Leakage, Vortices, Cavities, Oscillations
Journal Articles

Innovative Cavity Modeling for Centrifugal Compressors Aeromechanical Analysis

Accepted Manuscript
Marco Batisti, Lorenzo Pinelli, Lorenzo Toni, Alberto Guglielmo, Michele Marconcini, Andrea Arnone
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1278
https://doi.org/10.1115/1.4067240
Published Online: November 21, 2024
View Article titled, Innovative Cavity Modeling for Centrifugal Compressors Aeromechanical Analysis
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Topics: Cavities, Compressors, Computational fluid dynamics, Modeling, Turbochargers
Journal Articles

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

Accepted Manuscript
Mark Puttock-Brown, Goutham Krishna, Colin Ashby
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1208
https://doi.org/10.1115/1.4067125
Published Online: November 11, 2024
View Article 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, Compressors, Gas turbines, Heat transfer, Physics, Turbochargers, Temperature profiles, Flux (Metallurgy), Heat
Journal Articles

Control of Shroud Leakage Loss and Windage Torque in a Low-Pressure Turbine Stage

Loizos Christodoulou, Zhihui Li, Stephen Ambrose, Richard Jefferson-Loveday, Richard Jackson, Gary Lock, Carl Sangan, James Scobie
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041012.
Paper No: TURBO-24-1260
https://doi.org/10.1115/1.4066816
Published Online: October 25, 2024
View Article titled, Control of Shroud Leakage Loss and Windage Torque in a Low-Pressure Turbine Stage
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Topics: Cavities, Flow (Dynamics), Pressure, Rotors, Turbines, Flow control, Leakage, Torque, Annulus, Leakage flows
Includes: Supplementary data
Journal Articles

Impact of Blowing and Density Ratio on the Film Cooling and Heat Transfer in an Aggressive Turbine Center Frame

Patrick R. Jagerhofer, Tobias Glasenapp, Bastian Patzer, Emil Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031010.
Paper No: TURBO-24-1201
https://doi.org/10.1115/1.4066562
Published Online: October 15, 2024
View Article titled, Impact of Blowing and Density Ratio on the Film Cooling and Heat Transfer in an Aggressive Turbine Center Frame
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Topics: Film cooling, Flow (Dynamics), Heat transfer, Cavities, Cooling, Density
Journal Articles

Aerothermal Performance Robustness and Reliability Analysis of Turbine Blade Squealer Tip With Film Cooling

Ming Huang, Kaiyuan Zhang, Zhigang Li, Jun Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2024, 146(11): 111011.
Paper No: TURBO-23-1088
https://doi.org/10.1115/1.4064081
Published Online: June 25, 2024
View Article titled, Aerothermal Performance Robustness and Reliability Analysis of Turbine Blade Squealer Tip With Film Cooling
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Topics: Algorithms, Blades, Clearances (Engineering), Cooling, Event history analysis, Film cooling, Flow (Dynamics), Heat flux, Heat transfer, Polynomials
Journal Articles

Turbine Cavity Mainstream Ingestion Assessing Method Based on Penetration Depth Analysis

Lei Xie, Qiang Du, Guang Liu, Zengyan Lian, Yaguang Xie, Yifu Luo
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2024, 146(8): 081008.
Paper No: TURBO-23-1242
https://doi.org/10.1115/1.4064840
Published Online: March 12, 2024
View Article titled, Turbine Cavity Mainstream Ingestion Assessing Method Based on Penetration Depth Analysis
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Topics: Cavities, Flow (Dynamics), Sealing (Process), Turbines, Computational fluid dynamics
Journal Articles

Windage Torque Reduction in Low-Pressure Turbine Cavities Part II: Experimental and Numerical Results

Richard W. Jackson, Zhihui Li, Loizos Christodoulou, Stephen Ambrose, Carl M. Sangan, Richard Jefferson-Loveday, Gary D. Lock, James A. Scobie
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061005.
Paper No: TURBO-23-1214
https://doi.org/10.1115/1.4063876
Published Online: January 29, 2024
View Article titled, Windage Torque Reduction in Low-Pressure Turbine Cavities Part II: Experimental and Numerical Results
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Topics: Cavities, Flow (Dynamics), Pressure, Torque, Wheels, Annulus, Stators, Rotors, Flow control, Turbines
Journal Articles

Windage Torque Reduction in Low-Pressure Turbine Cavities Part I: Concept Design and Numerical Investigations

Zhihui Li, Loizos Christodoulou, Richard Jefferson-Loveday, Stephen Ambrose, Richard Jackson, Gary D. Lock, Carl M. Sangan, James A. Scobie
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061004.
Paper No: TURBO-23-1161
https://doi.org/10.1115/1.4064224
Published Online: January 29, 2024
View Article titled, Windage Torque Reduction in Low-Pressure Turbine Cavities Part I: Concept Design and Numerical Investigations
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Topics: Cavities, Design, Flow (Dynamics), Flow control, Pressure, Torque, Turbines, Cavity flows
Journal Articles

Adaptation of von Karman Institute for Fluid Dynamics’ Isentropic Compression Tube Facility for High-Speed Low-Pressure Turbines Testing

Antonino Federico Maria Torre, Filippo Merli, Lorenzo Da Valle, Marios Patinios, Sergio Lavagnoli, Pintat Ludovic
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2024, 146(4): 041008.
Paper No: TURBO-23-1167
https://doi.org/10.1115/1.4064067
Published Online: December 18, 2023
View Article titled, Adaptation of von Karman Institute for Fluid Dynamics’ Isentropic Compression Tube Facility for High-Speed Low-Pressure Turbines Testing
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Topics: Cavities, Design, Flow (Dynamics), Instrumentation, Pressure, Probes, Turbines, Testing, Rotors, Blades
Journal Articles

A Model of Mass and Heat Transfer for Disc Temperature Prediction in Open Compressor Cavities

Tom E. W. Nicholas, James A. Scobie, Gary D. Lock, Hui Tang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2024, 146(4): 041001.
Paper No: TURBO-23-1238
https://doi.org/10.1115/1.4064082
Published Online: December 15, 2023
View Article titled, A Model of Mass and Heat Transfer for Disc Temperature Prediction in Open Compressor Cavities
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Topics: Cavities, Disks, Flow (Dynamics), Heat transfer, Plumes (Fluid dynamics), Temperature, Compressors, Buoyancy
Journal Articles

Analysis of Cavity Disk Heat Transfer by Solving Inverse Heat Transfer Problem

E. Diemel, S. Odenbach, W. Uffrecht, J. Rey Villazon, A. Guijarro Valencia
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Briefs
J. Turbomach. April 2024, 146(4): 044501.
Paper No: TURBO-22-1296
https://doi.org/10.1115/1.4064119
Published Online: December 15, 2023
View Article titled, Analysis of Cavity Disk Heat Transfer by Solving Inverse Heat Transfer Problem
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Topics: Cavities, Disks, Flow (Dynamics), Heat flux, Heat transfer, Temperature
Journal Articles

Time-Averaged Aerodynamics of a High-Speed Low-Pressure Turbine Cascade With Cavity Purge and Unsteady Wakes

G. Lopes, L. Simonassi, S. Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021008.
Paper No: TURBO-23-1150
https://doi.org/10.1115/1.4063878
Published Online: November 13, 2023
View Article titled, Time-Averaged Aerodynamics of a High-Speed Low-Pressure Turbine Cascade With Cavity Purge and Unsteady Wakes
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Topics: Cascades (Fluid dynamics), Cavities, Flow (Dynamics), Pressure, Blades
Journal Articles

On the Use of Pressure-Sensitive Paint to Determine the Rim Sealing Effectiveness

L. Orsini, A. Picchi, B. Facchini, A. Bonini, L. Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021001.
Paper No: TURBO-23-1187
https://doi.org/10.1115/1.4063754
Published Online: October 31, 2023
View Article titled, On the Use of Pressure-Sensitive Paint to Determine the Rim Sealing Effectiveness
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Topics: Cavities, Flow (Dynamics), Paints, Pressure, Rotors, Sealing (Process), Stators, Wheels
Journal Articles

Impact of the Purge Flow Density Ratio on the Rim Sealing Effectiveness in Hot Gas Ingestion Measurements

L. Orsini, A. Picchi, B. Facchini, A. Bonini, L. Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021002.
Paper No: TURBO-23-1188
https://doi.org/10.1115/1.4063755
Published Online: October 31, 2023
View Article titled, Impact of the Purge Flow Density Ratio on the Rim Sealing Effectiveness in Hot Gas Ingestion Measurements
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Topics: Carbon dioxide, Cavities, Density, Flow (Dynamics), Pressure, Rotors, Sealing (Process), Stators, Disks, Annulus
Journal Articles

Attenuation of Detrimental Hub Leakage Effects in an Axial Compressor Rotor by Customized Geometrical Design Features

Jannik Petermann, Kevin Schulz, Bernd Becker, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121007.
Paper No: TURBO-23-1154
https://doi.org/10.1115/1.4063508
Published Online: October 19, 2023
View Article titled, Attenuation of Detrimental Hub Leakage Effects in an Axial Compressor Rotor by Customized Geometrical Design Features
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Topics: Compressors, Design, Flow (Dynamics), Geometry, Leakage, Pressure, Rotors, Disks, Blades, Cavities
Journal Articles

Experimental Investigation of Transient Flow Phenomena in Rotating Compressor Cavities

Mikolaj J. Pernak, Tom E. W. Nicholas, Jake T. Williams, Richard W. Jackson, Hui Tang, Gary D. Lock, James A. Scobie
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121005.
Paper No: TURBO-23-1143
https://doi.org/10.1115/1.4063507
Published Online: October 19, 2023
View Article titled, Experimental Investigation of Transient Flow Phenomena in Rotating Compressor Cavities
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Topics: Cavities, Disks, Flow (Dynamics), Heat transfer, Temperature, Transients (Dynamics), Compressors, Steady state, Buoyancy
Journal Articles

Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame

Patrick R. Jagerhofer, Tobias Glasenapp, Bastian Patzer, Emil Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121012.
Paper No: TURBO-23-1177
https://doi.org/10.1115/1.4063515
Published Online: October 19, 2023
View Article titled, Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame
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Topics: Cavities, Film cooling, Flow (Dynamics), Heat transfer, Turbines, Struts (Engineering), Pressure, Cooling, Heat transfer coefficients
Journal Articles

Experimental Validation of a Seal Flutter Model

Roque Corral, Michele Greco
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121010.
Paper No: TURBO-23-1174
https://doi.org/10.1115/1.4063514
Published Online: October 19, 2023
View Article titled, Experimental Validation of a Seal Flutter Model
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Topics: Cavities, Computational fluid dynamics, Engineering simulation, Flutter (Aerodynamics), Pressure, Simulation, Stability, Flow (Dynamics), Kinetic energy, Damping
Journal Articles

Rotating Instabilities in Shrouded Low Pressure Turbine at Design and Off-Design Conditions

Maxime Perini, Nicolas Binder, Yannick Bousquet, Eric Schwartz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111006.
Paper No: TURBO-22-1351
https://doi.org/10.1115/1.4063247
Published Online: October 4, 2023
View Article titled, Rotating Instabilities in Shrouded Low Pressure Turbine at Design and Off-Design Conditions
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Topics: Blades, Cavities, Design, Flow (Dynamics), Pressure, Rotors, Stators, Temperature, Turbines, Simulation