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Journal Articles

A Review of Computational Fluid Dynamics Approaches Used to Investigate Lubrication of Rolling Element Bearings

Farshid Sadeghi, Ujjawal Arya, Saeed Aamer, Andreas Meinel
Journal: Journal of Tribology
Publisher: ASME
Article Type: Review Articles
J. Tribol. October 2024, 146(10): 100801.
Paper No: TRIB-24-1123
https://doi.org/10.1115/1.4065663
Published Online: July 4, 2024
View Article titled, A Review of Computational Fluid Dynamics Approaches Used to Investigate Lubrication of Rolling Element Bearings
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Topics: Bearings, Computational fluid dynamics, Flow (Dynamics), Lubricants, Lubrication, Modeling
Journal Articles

Impact of Oil Supply Conditions on Water Lubrication Assisted With Minimal Secondary Lubricating Medium

Hao Ji, Tao Yu, Xiaohan Zhang, Feng Guo, Peng Liang, Gerhard Poll
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2024, 146(10): 104601.
Paper No: TRIB-23-1411
https://doi.org/10.1115/1.4065495
Published Online: June 6, 2024
View Article titled, Impact of Oil Supply Conditions on Water Lubrication Assisted With Minimal Secondary Lubricating Medium
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Topics: Friction, Lubrication, Simulation, Water, Computational fluid dynamics, Flow (Dynamics)
Journal Articles

Using Fluid Curtains to Improve Sealing Performance in Turbomachinery Applications

J. A. MacCalman, R. J. Williams, G. L. Ingram, S. I. Hogg
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. August 2024, 146(8): 084401.
Paper No: TRIB-23-1330
https://doi.org/10.1115/1.4065264
Published Online: April 23, 2024
View Article titled, Using Fluid Curtains to Improve Sealing Performance in Turbomachinery Applications
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Topics: Flow (Dynamics), Fluids, Leakage, Sealing (Process), Turbomachinery, Pressure, Leakage flows, Geometry, Computational fluid dynamics, Design
Journal Articles

Surrogate Model Development for Air Foil Thrust Bearings With Chevron-Patterned Trailing Edge

Saltuk Yildiz, Alexandrina Untaroiu
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. August 2024, 146(8): 084101.
Paper No: TRIB-23-1353
https://doi.org/10.1115/1.4065104
Published Online: April 22, 2024
View Article titled, Surrogate Model Development for Air Foil Thrust Bearings With Chevron-Patterned Trailing Edge
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Topics: Computational fluid dynamics, Computer simulation, Design, Fluids, Foil bearings, Load bearing capacity, Optimization, Temperature, Thrust bearings, Bearings
Journal Articles

Form Shear Stress Correction in Bulk Flow Analysis of Grooved Seals Based on Effective Film Thickness

Nathaniel Gibbons, Christopher Goyne
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. January 2024, 146(1): 014401.
Paper No: TRIB-23-1114
https://doi.org/10.1115/1.4063190
Published Online: September 27, 2023
View Article titled, Form Shear Stress Correction in Bulk Flow Analysis of Grooved Seals Based on Effective Film Thickness
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Topics: Computational fluid dynamics, Film thickness, Flow (Dynamics), Shear stress, Simulation, Leakage, Modeling, Reynolds number
Journal Articles

Experiments and Lattice-Boltzmann Simulation of Flow in a Vertically Aligned Gearbox

Bercelay Niebles Atencio, Hua-Dong Yao, Valery Chernoray
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2023, 145(11): 114103.
Paper No: TRIB-23-1043
https://doi.org/10.1115/1.4062813
Published Online: August 29, 2023
View Article titled, Experiments and Lattice-Boltzmann Simulation of Flow in a Vertically Aligned Gearbox
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Topics: Computational fluid dynamics, Disks, Flow (Dynamics), Flow visualization, Gears, Lattice Boltzmann methods, Mechanical drives, Simulation, Torque, Torque measurement
Journal Articles

Pressure Profile and Stiffness Analysis of Supercritical CO 2 Inside a Rotating Annulus Cooling Passage Using Computational Fluid Dynamics

Md. Uddin, Halim Gurgenci, Zhiqiang Guan
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2023, 145(11): 114102.
Paper No: TRIB-22-1244
https://doi.org/10.1115/1.4062812
Published Online: July 17, 2023
View Article titled, Pressure Profile and Stiffness Analysis of Supercritical CO 2 Inside a Rotating Annulus Cooling Passage Using Computational Fluid Dynamics
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Topics: Annulus, Computational fluid dynamics, Cooling, Pressure, Stiffness, Supercritical carbon dioxide, Geometry, Fluids, Bearings
Journal Articles

A Simulation Analysis of Ball Bearing Lubrication Characteristics Considering the Cage Clearance

Jing Liu, Hengtai Ni, Ruyi Zhou, Xinyi Li, Qinkun Xing, Guang Pan
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2023, 145(4): 044301.
Paper No: TRIB-22-1274
https://doi.org/10.1115/1.4056358
Published Online: December 26, 2022
View Article titled, A Simulation Analysis of Ball Bearing Lubrication Characteristics Considering the Cage Clearance
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Topics: Ball bearings, Bearings, Cavities, Clearances (Engineering), Flow (Dynamics), Lubricating oils, Lubrication, Dynamic models, Rotation, Computational fluid dynamics
Journal Articles

Computational Fluid Dynamics Analysis of the Influence of Gas Content on the Rotordynamic Force Coefficients for a Circumferentially Grooved Annular Seal for Multiple Phase Pumps

Tingcheng Wu, Luis San Andrés, Xueliang Lu
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2022, 144(11): 111803.
Paper No: TRIB-21-1495
https://doi.org/10.1115/1.4054757
Published Online: June 23, 2022
View Article titled, Computational Fluid Dynamics Analysis of the Influence of Gas Content on the Rotordynamic Force Coefficients for a Circumferentially Grooved Annular Seal for Multiple Phase Pumps
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Topics: Computational fluid dynamics, Pressure, Excitation, Flow (Dynamics), Two-phase flow
Journal Articles

Fluid–Solid Interaction Modeling of Elastohydrodynamic Lubrication Point Contacts

Wyatt Peterson, Kushagra Singh, Farshid Sadeghi
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2022, 144(11): 111601.
Paper No: TRIB-22-1061
https://doi.org/10.1115/1.4054589
Published Online: June 23, 2022
View Article titled, Fluid–Solid Interaction Modeling of Elastohydrodynamic Lubrication Point Contacts
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Topics: Computational fluid dynamics, Fluid structure interaction, Fluids, Modeling, Pressure, Stress, Film thickness, Elastohydrodynamic lubrication, Cavitation, Temperature effects
Journal Articles

An Improved Dynamic Modeling Approach of Aerostatic Thrust Bearing Considering Frequency-Varying Stiffness and Damping of Air Film

Hui Zhuang, Jianguo Ding, Peng Chen, Yu Chang, Xiaoyun Zeng, Xingbao Liu
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. August 2022, 144(8): 081806.
Paper No: TRIB-21-1417
https://doi.org/10.1115/1.4053260
Published Online: March 2, 2022
View Article titled, An Improved Dynamic Modeling Approach of Aerostatic Thrust Bearing Considering Frequency-Varying Stiffness and Damping of Air Film
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Topics: Bearings, Damping, Dynamic response, Springs, Stiffness, Stress, Thrust, Thrust bearings, Transients (Dynamics), Vibration
Journal Articles

Investigation of Oil–Air Flow and Temperature for High-Speed Ball Bearings by Combining Nonlinear Dynamic and Computational Fluid Dynamics Models

Song Deng, Guiqiang Zhao, Dongsheng Qian, Shaofeng Jiang, Lin Hua
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 2022, 144(7): 071204.
Paper No: TRIB-21-1374
https://doi.org/10.1115/1.4052965
Published Online: February 11, 2022
View Article titled, Investigation of Oil–Air Flow and Temperature for High-Speed Ball Bearings by Combining Nonlinear Dynamic and Computational Fluid Dynamics Models
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Topics: Air flow, Ball bearings, Bearings, Computational fluid dynamics, Stress, Temperature, Temperature distribution, Rotation, Dynamic models, Friction
Journal Articles

Variation of Lubricant Distribution Across the Radial Direction in a Journal Bearing

Shanshan Wei, Yuri Kligerman, Roman Goltsberg, Izhak Etsion
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. June 2022, 144(6): 061803.
Paper No: TRIB-21-1399
https://doi.org/10.1115/1.4053093
Published Online: December 8, 2021
View Article titled, Variation of Lubricant Distribution Across the Radial Direction in a Journal Bearing
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Topics: Cavitation, Computational fluid dynamics, Film thickness, Journal bearings, Lubricants, Bearings
Journal Articles

Lubrication Effect of the Nozzle Layout for Arc Tooth Cylindrical Gears

Shuai Mo, Changpeng Zhou, Heyu Dang
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. March 2022, 144(3): 031202.
Paper No: TRIB-21-1368
https://doi.org/10.1115/1.4052680
Published Online: November 9, 2021
View Article titled, Lubrication Effect of the Nozzle Layout for Arc Tooth Cylindrical Gears
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Topics: Gears, Lubrication, Nozzles, Computational fluid dynamics
Journal Articles

Tilt Pad Bearing Distributed Pad Inlet Temperature With Machine Learning—Part I: Static and Dynamic Characteristics

Jongin Yang, Alan Palazzolo
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. June 2022, 144(6): 061801.
Paper No: TRIB-20-1503
https://doi.org/10.1115/1.4052171
Published Online: September 3, 2021
View Article titled, Tilt Pad Bearing Distributed Pad Inlet Temperature With Machine Learning—Part I: Static and Dynamic Characteristics
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Topics: Finite element methods, Fluid films, Temperature, Rotors, Bearings, Machine learning, Flow (Dynamics), Computational fluid dynamics, Temperature distribution, Fluids
Journal Articles

Theoretical Leakage Equations Towards Liquid-Phase Flow in the Straight-Through Labyrinth Seal

Lingsheng Han, Yongqing Wang, Kuo Liu, Ziyou Ban, Bo Qin, Haibo Liu, Minghua Dai
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. March 2022, 144(3): 031802.
Paper No: TRIB-20-1462
https://doi.org/10.1115/1.4051156
Published Online: June 8, 2021
View Article titled, Theoretical Leakage Equations Towards Liquid-Phase Flow in the Straight-Through Labyrinth Seal
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Topics: Clearances (Engineering), Flow (Dynamics), Leakage, Pressure, Steady state, Computational fluid dynamics, Subcooling, Nitrogen
Journal Articles

Computation of Hydrodynamic and Capillary Phenomena in Binder Jet Three-Dimensional Printing

Joshua J. Wagner, C. Fred Higgs, III
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. May 2021, 143(5): 051113.
Paper No: TRIB-21-1120
https://doi.org/10.1115/1.4050942
Published Online: May 6, 2021
View Article titled, Computation of Hydrodynamic and Capillary Phenomena in Binder Jet Three-Dimensional Printing
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Topics: Additive manufacturing, Binders (Materials), Bridges (Structures), Drops, Flow (Dynamics), Fluids, Particulate matter, Simulation, Surface tension, Algorithms
Journal Articles

Analysis of Incomplete Film in Parallel Plates Including Inlet Tube and Groove

Shanshan Wei, Haibo Zhang, Yuri Kligerman, Roman Goltsberg, Izhak Etsion
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2021, 143(11): 111804.
Paper No: TRIB-20-1497
https://doi.org/10.1115/1.4050016
Published Online: February 23, 2021
View Article titled, Analysis of Incomplete Film in Parallel Plates Including Inlet Tube and Groove
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Topics: Clearances (Engineering), Flow (Dynamics), Plates (structures), Computational fluid dynamics, Boundary-value problems, Pressure, Bearings, Lubricants, Design
Journal Articles

A Review of Journal Bearing Thermal Effects on Rotordynamic Response

Dongil Shin, Jongin Yang, Xiaomeng Tong, Junho Suh, Alan Palazzolo
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. March 2021, 143(3): 031803.
Paper No: TRIB-19-1508
https://doi.org/10.1115/1.4048167
Published Online: September 21, 2020
View Article titled, A Review of Journal Bearing Thermal Effects on Rotordynamic Response
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Topics: Bearings, Computational fluid dynamics, Journal bearings, Modeling, Rotors, Temperature, Temperature effects, Viscosity, Fluids
Journal Articles

Computational Fluid Dynamics Based Mixing Prediction for Tilt Pad Journal Bearing TEHD Modeling—Part II: Implementation With Machine Learning

Jongin Yang, Alan Palazzolo
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. January 2021, 143(1): 011802.
Paper No: TRIB-19-1340
https://doi.org/10.1115/1.4047751
Published Online: August 3, 2020
View Article titled, Computational Fluid Dynamics Based Mixing Prediction for Tilt Pad Journal Bearing TEHD Modeling—Part II: Implementation With Machine Learning
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Topics: Artificial neural networks, Computational fluid dynamics, Flow (Dynamics), Machine learning, Modeling, Temperature, Journal bearings, Pressure