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Journal Articles

Relationship Between Wavy Liquid Film Dynamics and Droplet Formation From Trailing Edge

Yoshiaki Kamada, Keito Murakami, Zhenying Wang, Chihiro Inoue, Shigeki Senoo
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031014.
Paper No: GTP-24-1498
https://doi.org/10.1115/1.4066375
Published Online: October 4, 2024
View Article titled, Relationship Between Wavy Liquid Film Dynamics and Droplet Formation From Trailing Edge
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Topics: Air flow, Drops, Film thickness, Flow (Dynamics), Liquid films, Dynamics (Mechanics), Friction, Fluorescence, Brightness (Photometry)
Journal Articles

A Thermal Model for a Hybrid Gas Bearing System in Oil-Free Turbochargers

Accepted Manuscript
Wonbae Jung, Adolfo Delgado, Anthony Dudlo, Sang-Guk Kang, Chol-Bum M. Kweon
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1519
https://doi.org/10.1115/1.4066588
Published Online: September 19, 2024
View Article titled, A Thermal Model for a Hybrid Gas Bearing System in Oil-Free Turbochargers
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Topics: Gas bearings, Turbochargers, Rotors, Temperature, Bearings, Thermal energy transport, Viscosity, Algorithms, Damping, Density
Journal Articles

A Study on the Oil Film Thickness Between the Lower Rail of Oil Control Ring and Lower Flank of Oil Control Ring Groove of an Engine

Ken Miura, Akemi Ito, Yuta Nakamura, Rina Yamada, Koichi Nishibe, Miyuki Usui, Naoki Iijima
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2024, 146(8): 081017.
Paper No: GTP-23-1099
https://doi.org/10.1115/1.4064582
Published Online: March 11, 2024
View Article titled, A Study on the Oil Film Thickness Between the Lower Rail of Oil Control Ring and Lower Flank of Oil Control Ring Groove of an Engine
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Topics: Engines, Film thickness, Rails, Pressure, Optical fiber
Journal Articles

The Impact of Thermal Load and Turbulent Flow on Minimum Film Thickness of a Large Tilting-Pad Journal Bearing

Daniel Vetter, Thomas Hagemann, Hubert Schwarze
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2024, 146(1): 011007.
Paper No: GTP-23-1370
https://doi.org/10.1115/1.4063383
Published Online: October 17, 2023
View Article titled, The Impact of Thermal Load and Turbulent Flow on Minimum Film Thickness of a Large Tilting-Pad Journal Bearing
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Topics: Approximation, Bearings, Clearances (Engineering), Deformation, Film thickness, Stress, Temperature, Thermomechanics, Turbulence, Journal bearings
Journal Articles

Experimental Force Coefficients of a Hydrostatic Thrust Bearing and Comparisons to Predictions

Homin Lim, Keun Ryu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2023, 145(11): 111010.
Paper No: GTP-23-1303
https://doi.org/10.1115/1.4063308
Published Online: September 29, 2023
View Article titled, Experimental Force Coefficients of a Hydrostatic Thrust Bearing and Comparisons to Predictions
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Topics: Bearings, Film thickness, Hydrostatics, Stress, Thrust bearings, Pressure, Stiffness, Hammers, Thrust
Journal Articles

Theoretical and Experimental Comparisons for Rotordynamic Coefficients of a Multiscratched Tilting Pad Journal Bearing

Mohamed-Amine Hassini, Silun Zhang, Steven Chatterton, Paolo Pennacchi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021008.
Paper No: GTP-22-1312
https://doi.org/10.1115/1.4055482
Published Online: November 28, 2022
View Article titled, Theoretical and Experimental Comparisons for Rotordynamic Coefficients of a Multiscratched Tilting Pad Journal Bearing
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Topics: Bearings, Film thickness, Journal bearings, Pressure, Rotors, Stiffness, Stress, Temperature, Displacement, Damping
Journal Articles

Static and Rotordynamic Characteristics for Supercritical Carbon Dioxide Spiral Groove Dry Gas Seal With the Tilted Seal Ring

Tao Yuan, Zhigang Li, Jun Li, Qi Yuan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011011.
Paper No: GTP-22-1145
https://doi.org/10.1115/1.4055787
Published Online: October 20, 2022
View Article titled, Static and Rotordynamic Characteristics for Supercritical Carbon Dioxide Spiral Groove Dry Gas Seal With the Tilted Seal Ring
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Topics: Damping, Displacement, Film thickness, Fluid films, Fluids, Leakage, Pressure, Sealing (Process), Stiffness, Supercritical carbon dioxide
Journal Articles

Circumferentially Grooved Seal Flow Field Analysis Based on Effective Film Thickness to Improve Bulk Flow Models

Nathaniel Gibbons, Cori Watson-Kassa, Christopher Goyne, Minhui He
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111021.
Paper No: GTP-22-1349
https://doi.org/10.1115/1.4055412
Published Online: September 28, 2022
View Article titled, Circumferentially Grooved Seal Flow Field Analysis Based on Effective Film Thickness to Improve Bulk Flow Models
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Topics: Film thickness, Flow (Dynamics), Rotors, Shear stress, Pressure drop, Pressure, Leakage
Journal Articles

How Do Interfacial Shear and Gravity Affect the Oil Film Characteristics Near an Aero-Engine Bearing?

Avick Sinha, Benjamin Brewster, Kathy Johnson, Mike Walsh, David Hann
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2022, 144(10): 101001.
Paper No: GTP-22-1037
https://doi.org/10.1115/1.4055211
Published Online: August 25, 2022
View Article titled, How Do Interfacial Shear and Gravity Affect the Oil Film Characteristics Near an Aero-Engine Bearing?
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Topics: Aircraft engines, Bearings, Film thickness, Flow (Dynamics), Gravity (Force), Shear (Mechanics), Stress, Waves, Imaging
Journal Articles

Static and Dynamic Characteristics of Journal Bearings Under Uncertainty: A Nonprobabilistic Perspective

Chao Fu, Weidong Zhu, Jiaojiao Ma, Fengshou Gu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2022, 144(7): 071012.
Paper No: GTP-22-1040
https://doi.org/10.1115/1.4054376
Published Online: May 20, 2022
View Article titled, Static and Dynamic Characteristics of Journal Bearings Under Uncertainty: A Nonprobabilistic Perspective
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Topics: Bearings, Journal bearings, Uncertainty, Viscosity, Clearances (Engineering), Pressure, Lubricants, Stress, Film thickness
Journal Articles

Simulation of a Simplified Aeroengine Bearing Chamber Using a Fully Coupled Two-Way Eulerian Thin Film/Discrete Phase Approach Part I: Film Behavior Near the Bearing

Andrew Nicoli, Kathy Johnson, Richard Jefferson-Loveday
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2021, 143(10): 101015.
Paper No: GTP-21-1138
https://doi.org/10.1115/1.4051560
Published Online: September 20, 2021
View Article titled, Simulation of a Simplified Aeroengine Bearing Chamber Using a Fully Coupled Two-Way Eulerian Thin Film/Discrete Phase Approach Part I: Film Behavior Near the Bearing
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Topics: Bearings, Film thickness, Flow (Dynamics), Thin films, Gravity (Force), Drops, Simulation, Shear (Mechanics)
Journal Articles

Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Experimental Evaluation and Fluid–Structure Model Predictions

Bugra Ertas, Keith Gary, Adolfo Delgado
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081023.
Paper No: GTP-20-1671
https://doi.org/10.1115/1.4050864
Published Online: May 7, 2021
View Article titled, Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Experimental Evaluation and Fluid–Structure Model Predictions
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Topics: Bearings, Fluids, Stress, Thrust, Thrust bearings, Turbomachinery, Pressure, Clearances (Engineering), Flow (Dynamics), Supercritical carbon dioxide
Journal Articles

Influence of Manufacturing Variation on the Dynamic and Tribological Performance of Tilting Pad Journal Bearings

Leonardo Urbiola-Soto
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061017.
Paper No: GTP-20-1254
https://doi.org/10.1115/1.4049205
Published Online: March 31, 2021
View Article titled, Influence of Manufacturing Variation on the Dynamic and Tribological Performance of Tilting Pad Journal Bearings
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Topics: Bearings, Clearances (Engineering), Design, Manufacturing, Pressure, Shells, Tribology, Journal bearings, Transfer functions, Temperature
Journal Articles

Static Performance of a Hydrostatic Thrust Foil Bearing for Large Scale Oil-Free Turbomachines

Nguyen LaTray, Daejong Kim, Myongsok Song
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2021, 143(4): 041017.
Paper No: GTP-20-1721
https://doi.org/10.1115/1.4049884
Published Online: February 26, 2021
View Article titled, Static Performance of a Hydrostatic Thrust Foil Bearing for Large Scale Oil-Free Turbomachines
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Topics: Bearings, Deflection, Film thickness, Foil bearings, Hydrostatics, Pressure, Stress, Thrust, Turbomachinery, Disks
Journal Articles

Modeling of Partially Wetting Liquid Film Using an Enhanced Thin Film Model for Aero-Engine Bearing Chamber Applications

Kuldeep Singh, Medhat Sharabi, Richard Jefferson-Loveday, Stephen Ambrose, Carol Eastwick, Jing Cao, Adrian Jacobs
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2021, 143(4): 041001.
Paper No: GTP-20-1559
https://doi.org/10.1115/1.4049663
Published Online: February 8, 2021
View Article titled, Modeling of Partially Wetting Liquid Film Using an Enhanced Thin Film Model for Aero-Engine Bearing Chamber Applications
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Topics: Bearings, Film thickness, Flow (Dynamics), Thin films, Wetting, Aircraft engines, Liquid films, Drying, Simulation
Journal Articles

A Computational Model for the Analysis of the Static Forced Performance of Self-Equalizing Tilting Pad Thrust Bearings

Rasool Koosha, Luis San Andrés
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2020, 142(10): 101013.
Paper No: GTP-20-1489
https://doi.org/10.1115/1.4048458
Published Online: September 29, 2020
View Article titled, A Computational Model for the Analysis of the Static Forced Performance of Self-Equalizing Tilting Pad Thrust Bearings
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Topics: Bearings, Friction, Plates (structures), Pressure, Stress, Thrust bearings, Thrust, Fluid films, Film thickness, Computer software
Journal Articles

Effect of Pad and Liner Material Properties on the Static Load Performance of a Tilting Pad Thrust Bearing

Rasool Koosha, Luis San Andrés
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2019, 141(12): 121007.
Paper No: GTP-19-1510
https://doi.org/10.1115/1.4045278
Published Online: November 11, 2019
View Article titled, Effect of Pad and Liner Material Properties on the Static Load Performance of a Tilting Pad Thrust Bearing
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Topics: Bearings, Fluid films, Polymers, Rotors, Steel, Stress, Temperature, Deformation, Turbulence, Flow (Dynamics)
Journal Articles

A New Structural Bump Foil Model With Application From Start-Up to Full Operating Conditions

Mihai Arghir, Omar Benchekroun
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101017.
Paper No: GTP-19-1332
https://doi.org/10.1115/1.4044685
Published Online: September 20, 2019
View Article titled, A New Structural Bump Foil Model With Application From Start-Up to Full Operating Conditions
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Topics: Algorithms, Bearings, Errors, Film thickness, Foil bearings, Friction, Lubrication, Manufacturing, Rotors, Stress
Journal Articles

An Experimentally Derived Model to Predict the Water Film in a Compressor Cascade With Droplet Laden Flow

Niklas Neupert, Janneck Christoph Harbeck, Franz Joos
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2019, 141(9): 092601.
Paper No: GTP-17-1512
https://doi.org/10.1115/1.4043690
Published Online: June 5, 2019
View Article titled, An Experimentally Derived Model to Predict the Water Film in a Compressor Cascade With Droplet Laden Flow
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Topics: Blades, Drops, Film thickness, Flow (Dynamics), Water, Cascades (Fluid dynamics), Compressors, Sprays, Shear (Mechanics)
Journal Articles

Experimental and Theoretical Rotordynamic Coefficients of Smooth and Round-Hole Pattern Water-Fed Annular Seals

Pascal Jolly, Mihaï Arghir, Olivier Bonneau, Mohamed-Amine Hassini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 112501.
Paper No: GTP-18-1130
https://doi.org/10.1115/1.4040177
Published Online: July 5, 2018
View Article titled, Experimental and Theoretical Rotordynamic Coefficients of Smooth and Round-Hole Pattern Water-Fed Annular Seals
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Topics: Bearings, Damping, Excitation, Film thickness, Flow (Dynamics), Fluids, Friction, Inertia (Mechanics), Rotors, Stators