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Journal Articles

The Impact Of Thermal Load And Turbulent Flow On Minimum Film Thickness Of A Large Tilting-Pad Journal Bearing

Accepted Manuscript
Daniel Vetter, Thomas Hagemann, Hubert Schwarze
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1370
https://doi.org/10.1115/1.4063383
Published Online: September 8, 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: Film thickness, Journal bearings, Thermal loads, Turbulence, Bearings, Thermal expansion, Algorithms, Approximation, Clearances (Engineering), Deflection
Journal Articles

On The Performance Of Hydrostatic Journal Bearings In Air, Water, And Liquid Nitrogen: Measurements And Predictions

Accepted Manuscript
Hyunsung Jung, Kyuman Kim, Keun Ryu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1304
https://doi.org/10.1115/1.4063282
Published Online: August 30, 2023
View Article titled, On The Performance Of Hydrostatic Journal Bearings In Air, Water, And Liquid Nitrogen: Measurements And Predictions
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Topics: Hydrostatics, Journal bearings, Nitrogen, Water, Bearings, Stress, Fluids, Rocket engines, Durability, Flow (Dynamics)
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
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

Rotor Stability Effects of Tilting Pad Journal Bearings With Assembled Clearance Asymmetry

Leonardo Urbiola-Soto, Paolo Pennacchi
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2022, 144(8): 081009.
Paper No: GTP-22-1010
https://doi.org/10.1115/1.4054606
Published Online: June 20, 2022
View Article titled, Rotor Stability Effects of Tilting Pad Journal Bearings With Assembled Clearance Asymmetry
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Topics: Bearings, Clearances (Engineering), Rotors, Stability, Stiffness, Shells, Journal bearings, American Petroleum Institute, Manufacturing
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
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

Effect of Eccentricity and Surface Roughness on Probabilistic Performance of Two Axial Groove Bearing

Biswajit Roy, Lintu Roy, Sudip Dey
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2021, 143(10): 101013.
Paper No: GTP-21-1061
https://doi.org/10.1115/1.4051910
Published Online: September 20, 2021
View Article titled, Effect of Eccentricity and Surface Roughness on Probabilistic Performance of Two Axial Groove Bearing
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Topics: Bearings, Surface roughness, Steady state, Journal bearings, Simulation, Flow (Dynamics)
Journal Articles

Nonlinear Vibration Analysis of a Flexible Rotor Supported by a Flexure Pivot Tilting Pad Journal Bearing in Comparison to a Fixed Profile Journal Bearing With Experimental Verification

Nuntaphong Koondilogpiboon, Tsuyoshi Inoue
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091007.
Paper No: GTP-20-1468
https://doi.org/10.1115/1.4050367
Published Online: May 3, 2021
View Article titled, Nonlinear Vibration Analysis of a Flexible Rotor Supported by a Flexure Pivot Tilting Pad Journal Bearing in Comparison to a Fixed Profile Journal Bearing With Experimental Verification
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Topics: Bearings, Bifurcation, Journal bearings, Rotors, Limit cycles, Bending (Stress), Equilibrium (Physics)
Journal Articles

Identification of Dynamic Coefficients of a Five-Pad Tilting Pad Journal Bearing Up to Highest Surface Speeds

Philipp Zemella, Thomas Hagemann, Bastian Pfau, Hubert Schwarze
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081013.
Paper No: GTP-20-1572
https://doi.org/10.1115/1.4049664
Published Online: March 31, 2021
View Article titled, Identification of Dynamic Coefficients of a Five-Pad Tilting Pad Journal Bearing Up to Highest Surface Speeds
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Topics: Bearings, Damping, Flow (Dynamics), Stiffness, Stress, Journal bearings, Excitation, Fluid films
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
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

Squeeze Film Damper Suppression of Thermal Bow-Morton Effect Instability

Dongil Shin, Alan B. Palazzolo, Xiaomeng Tong
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2020, 142(12): 121013.
Paper No: GTP-20-1389
https://doi.org/10.1115/1.4048602
Published Online: December 1, 2020
View Article titled, Squeeze Film Damper Suppression of Thermal Bow-Morton Effect Instability
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Topics: Bearings, Dampers, Damping, Rotors, Simulation, Stiffness, Vibration, Transients (Dynamics), Lubricants, Journal bearings
Journal Articles

Extended Windage Loss Models for Gas Bearing Supported Spindles Operated in Dense Gases

Kévin Rosset, Jürg Schiffmann
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2020, 142(6): 061010.
Paper No: GTP-19-1651
https://doi.org/10.1115/1.4047124
Published Online: May 29, 2020
View Article titled, Extended Windage Loss Models for Gas Bearing Supported Spindles Operated in Dense Gases
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Topics: Bearings, Cylinders, Flow (Dynamics), Friction, Gas bearings, Journal bearings, Laminar flow, Rotating disks, Skin friction (Fluid dynamics), Thrust bearings
Journal Articles

Nonlinear Vibration Prediction of a Highly Flexible Rotor Supported by an Axial Groove Journal Bearing Considering Journal Angular Whirling Motion

Nuntaphong Koondilogpiboon, Tsuyoshi Inoue
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2020, 142(4): 041025.
Paper No: GTP-19-1360
https://doi.org/10.1115/1.4044761
Published Online: February 14, 2020
View Article titled, Nonlinear Vibration Prediction of a Highly Flexible Rotor Supported by an Axial Groove Journal Bearing Considering Journal Angular Whirling Motion
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Topics: Bearings, Journal bearings, Rotors, Whirls, Nonlinear vibration, Disks, Equilibrium (Physics)
Journal Articles

Experiments on a Large Flexure Pivot Journal Bearing: Summary of Test Results and Comparison With Predictions

Giuseppe Vannini, Filippo Cangioli, Enrico Ciulli, Matteo Nuti, Paola Forte, Jongsoo Kim, Richard Livermore-Hardy
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2020, 142(3): 031004.
Paper No: GTP-19-1320
https://doi.org/10.1115/1.4045520
Published Online: January 17, 2020
View Article titled, Experiments on a Large Flexure Pivot Journal Bearing: Summary of Test Results and Comparison With Predictions
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Topics: Bearings, Bending (Stress), Design, Journal bearings, Stress, Temperature, Stiffness, Flow (Dynamics)
Journal Articles

An Efficient Iterative Coupled Model for the Study of the Insurgence of the Morton Effect in Tilting Pad Journal Bearings

Duccio Griffini, Simone Salvadori, Enrico Meli, Simone Panconi, Alessandro Ridolfi, Andrea Rindi, Francesco Martelli, Daniele Panara, Leonardo Baldassarre
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2019, 141(5): 051013.
Paper No: GTP-17-1349
https://doi.org/10.1115/1.4041107
Published Online: December 19, 2018
View Article titled, An Efficient Iterative Coupled Model for the Study of the Insurgence of the Morton Effect in Tilting Pad Journal Bearings
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Topics: Bearings, Rotors, Temperature, Journal bearings, Vibration
Journal Articles

Theoretical and Experimental Analyses of Directly Lubricated Tilting-Pad Journal Bearings With Leading Edge Groove

Thomas Hagemann, Hubert Schwarze
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2019, 141(5): 051010.
Paper No: GTP-18-1354
https://doi.org/10.1115/1.4041026
Published Online: December 12, 2018
View Article titled, Theoretical and Experimental Analyses of Directly Lubricated Tilting-Pad Journal Bearings With Leading Edge Groove
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Topics: Bearings, Boundary-value problems, Design, Flow (Dynamics), Journal bearings, Lubricants, Lubrication, Pressure, Temperature, Stress
Journal Articles

Multiphase Computational Fluid Dynamics Modeling of External Oil Flow From a Journal Bearing

Martin Berthold, Hervé Morvan, Richard Jefferson-Loveday, Colin Young, Benjamin C. Rothwell, Stephen Ambrose
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2019, 141(5): 051002.
Paper No: GTP-18-1556
https://doi.org/10.1115/1.4041517
Published Online: November 20, 2018
View Article titled, Multiphase Computational Fluid Dynamics Modeling of External Oil Flow From a Journal Bearing
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Topics: Computational fluid dynamics, Flow (Dynamics), Journal bearings, Phase interfaces, Modeling, Boundary-value problems, Gears
Journal Articles

A Thermoelastohydrodynamic Analysis for the Static Performance of High-Speed—Heavy Load Tilting-Pad Journal Bearing Operating in the Turbulent Flow Regime and Comparisons to Test Data

Hirotoshi Arihara, Yuki Kameyama, Yoshitaka Baba, Luis San Andrés
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2019, 141(2): 021023.
Paper No: GTP-18-1445
https://doi.org/10.1115/1.4041130
Published Online: October 4, 2018
View Article titled, A Thermoelastohydrodynamic Analysis for the Static Performance of High-Speed—Heavy Load Tilting-Pad Journal Bearing Operating in the Turbulent Flow Regime and Comparisons to Test Data
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Topics: Bearings, Deformation, Journal bearings, Pressure, Stress, Temperature, Turbulence, Flow (Dynamics), Laminar flow, Viscosity
Journal Articles

Multivariate Response Rotordynamic Modeling and Sensitivity Analysis of Tilting Pad Bearings

Leonardo Urbiola-Soto
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2018, 140(7): 072502.
Paper No: GTP-17-1003
https://doi.org/10.1115/1.4038549
Published Online: April 10, 2018
View Article titled, Multivariate Response Rotordynamic Modeling and Sensitivity Analysis of Tilting Pad Bearings
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Topics: Bearings, Design, Modeling, Optimization, Response surface methodology, Sensitivity analysis, Vibration, Tribology, Lubricants, Experimental design
Journal Articles

Performance of Adaptive Lubricants in a Hybrid Journal Bearing Operating Under Fully Saturated Conditions

Ssu-Ying Chien, M. S. Cramer, Gen Fu, Alexandrina Untaroiu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2018, 140(6): 062504.
Paper No: GTP-17-1481
https://doi.org/10.1115/1.4038551
Published Online: February 21, 2018
View Article titled, Performance of Adaptive Lubricants in a Hybrid Journal Bearing Operating Under Fully Saturated Conditions
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Topics: Bearings, Carbon dioxide, Computational fluid dynamics, Journal bearings, Lubricants, Pressure, Temperature, Viscosity, Stress
Journal Articles

Toward Investigation of External Oil Flow From a Journal Bearing in an Epicyclic Gearbox

Martin Berthold, Hervé Morvan, Colin Young, Richard Jefferson-Loveday
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2018, 140(6): 062501.
Paper No: GTP-17-1410
https://doi.org/10.1115/1.4038284
Published Online: January 17, 2018
View Article titled, Toward Investigation of External Oil Flow From a Journal Bearing in an Epicyclic Gearbox
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Topics: Computational fluid dynamics, Flow (Dynamics), Journal bearings, Gears