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Journal Articles

Thermohydrodynamic Analysis of a Controllable Stiffness Foil Bearing with Shape Memory Alloy Springs: Experimental Tests and Theoretical Predictions

Accepted Manuscript
Yuanlong Cao, Hao kaiyuan, Jiahui Fan, Hang Zhang, Hanqing Guan, Kai Feng
Journal: Journal of Tribology
Article Type: Research Papers
Publisher: ASME
J. Tribol.
Paper No: TRIB-23-1122
https://doi.org/10.1115/1.4063441
Published Online: September 14, 2023
View Article titled, Thermohydrodynamic Analysis of a Controllable Stiffness Foil Bearing with Shape Memory Alloy Springs: Experimental Tests and Theoretical Predictions
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Topics: Bearings, Foil bearings, Shape memory alloys, Springs, Stiffness, Thermohydrodynamics, Cooling, Temperature, Flow (Dynamics), Rotors
Journal Articles

Modified finite difference methods for Reynold equation with film thickness discontinuity

Accepted Manuscript
Qiang He, Fengming Hu, Weifeng Huang, Yang Hu, Guohui Cong, Yixun Zhang
Journal: Journal of Tribology
Article Type: Research Papers
Publisher: ASME
J. Tribol.
Paper No: TRIB-23-1154
https://doi.org/10.1115/1.4063442
Published Online: September 14, 2023
View Article titled, Modified finite difference methods for Reynold equation with film thickness discontinuity
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Topics: Film thickness, Finite difference methods, Lubrication, Flow (Dynamics), Fluid film lubrication, Pressure, Robustness, Sealing (Process), Shapes
Journal Articles

A Simplified Thermal Plasto-Elastohydrodynamic Lubrication Model for Circular Contact With Real Surface Roughness

P. C. Romio, P. M. T. Marques, C. M. C. G. Fernandes, J. H. O. Seabra
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. December 2023, 145(12): 124102.
Paper No: TRIB-23-1090
https://doi.org/10.1115/1.4062898
Published Online: September 4, 2023
View Article titled, A Simplified Thermal Plasto-Elastohydrodynamic Lubrication Model for Circular Contact With Real Surface Roughness
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Topics: Film thickness, Friction, Lubricants, Lubrication, Pressure, Simulation, Stress, Surface roughness, Temperature, Elastohydrodynamic lubrication
Journal Articles

Thermoelastohydrodynamic mixed lubrication of combined rod seals operating at high pressures and speeds: mathematical modeling and numerical analysis

Accepted Manuscript
Bingqing Wang, Xiaoxuan Li, Xudong Peng, Yuntang Li, Yuan Chen, Jie Jin
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-22-1415
https://doi.org/10.1115/1.4063267
Published Online: August 28, 2023
View Article titled, Thermoelastohydrodynamic mixed lubrication of combined rod seals operating at high pressures and speeds: mathematical modeling and numerical analysis
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Topics: Lubrication, Modeling, Numerical analysis
Journal Articles

Knudsen Maximum Effect in Micro-Scale Gas Lubrication

Accepted Manuscript
Haijun Zhang, Xiao-Jun Gu, Qin Yang, Wei Zhao, Feilong Jiang
Journal: Journal of Tribology
Article Type: Technical Briefs
J. Tribol.
Paper No: TRIB-23-1195
https://doi.org/10.1115/1.4063268
Published Online: August 28, 2023
View Article titled, Knudsen Maximum Effect in Micro-Scale Gas Lubrication
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Topics: Bearings, Lubrication, Microscale devices
Journal Articles

The Effect of Spherical Hybrid Silica–Molybdenum Disulfide on the Lubricating Characteristics of Castor Oil

Gulshan Verma, A. P. Harsha, O. P. Khatri
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. December 2023, 145(12): 121701.
Paper No: TRIB-23-1078
https://doi.org/10.1115/1.4062996
Published Online: August 18, 2023
View Article titled, The Effect of Spherical Hybrid Silica–Molybdenum Disulfide on the Lubricating Characteristics of Castor Oil
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Topics: Lubricants, Lubrication, Particulate matter, Wear, Molybdenum, Stability, Friction, Tribology
Journal Articles

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

Accepted Manuscript
Nathaniel Gibbons, Christopher Goyne
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-23-1114
https://doi.org/10.1115/1.4063190
Published Online: August 16, 2023
View Article titled, Form Shear Stress (FSS) Correction in Bulk Flow Analysis of Grooved Seals Based on Effective Film Thickness
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Topics: Film thickness, Flow (Dynamics), Shear stress, Modeling, Computational fluid dynamics, Reynolds number, Dynamic response, Engineering simulation, Leakage, Lubrication
Journal Articles

Dynamic Behavior of a Tilting-Pad Thrust Bearing Operating Under a Hybrid Lubrication Regime

Jefferson Silva Barbosa, Aldemir Ap Cavallini, Jr, Ilmar Ferreira Santos, Valder Steffen, Jr
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. November 2023, 145(11): 114101.
Paper No: TRIB-22-1193
https://doi.org/10.1115/1.4062817
Published Online: July 12, 2023
View Article titled, Dynamic Behavior of a Tilting-Pad Thrust Bearing Operating Under a Hybrid Lubrication Regime
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Topics: Bearings, Damping, Lubrication, Pressure, Stiffness, Thrust bearings, Rotors, Stress
Journal Articles

Data-driven model of the distribution lubrication on water-lubricated bearing under severe operating conditions

Accepted Manuscript
Wu Ouyang, Qilin Liu, Xingxin Liang, Xueqin Zhang, Wenjing Wang
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-23-1108
https://doi.org/10.1115/1.4062900
Published Online: July 4, 2023
View Article titled, Data-driven model of the distribution lubrication on water-lubricated bearing under severe operating conditions
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Topics: Bearings, Lubrication, Water
Journal Articles

Influence of shaft scratch on static and transient behavior of water-lubricated bearing

Accepted Manuscript
Peng Liang, Xingyang Li, Feng Guo, Xiaohan Zhang, Fulin Jiang
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-23-1100
https://doi.org/10.1115/1.4062814
Published Online: June 23, 2023
View Article titled, Influence of shaft scratch on static and transient behavior of water-lubricated bearing
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Topics: Bearings, Lubrication, Transients (Dynamics), Water
Journal Articles

Mixed Lubrication Analysis of Scrolls Lubricated With CO 2 /Oil Mixture Based on a Homogeneous Model

Chunjie Wei, Hui Song, Zhaowen Hu, Wei Wang
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. November 2023, 145(11): 112201.
Paper No: TRIB-23-1053
https://doi.org/10.1115/1.4062690
Published Online: June 13, 2023
View Article titled, Mixed Lubrication Analysis of Scrolls Lubricated With CO 2 /Oil Mixture Based on a Homogeneous Model
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Topics: Carbon dioxide, Clearances (Engineering), Compressors, Lubrication, Pressure, Refrigerants, Stress, Surface roughness, Tribology, Film thickness
Journal Articles

Friction Characteristics of SUS440C/Si 3 N 4 Lubricated by Polytetrafluoroethylene Under Cryogenic Environment

Hiromitsu Kakudo, Satoshi Takada, Tomoko Hirayama
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. October 2023, 145(10): 101702.
Paper No: TRIB-23-1038
https://doi.org/10.1115/1.4062486
Published Online: May 19, 2023
View Article titled, Friction Characteristics of SUS440C/Si 3 N 4 Lubricated by Polytetrafluoroethylene Under Cryogenic Environment
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Topics: Friction, Lubrication
Journal Articles

Numerical Analysis of Turbulence Effect for Coupled Journal-Thrust Water-Lubricated Bearing With Micro Grooves

Tianyou Yang, Jianlin Cai, Liwu Wang, Dongxing Tang, Shouan Chen, Jiaxu Wang
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2023, 145(8): 084101.
Paper No: TRIB-22-1420
https://doi.org/10.1115/1.4062362
Published Online: May 12, 2023
View Article titled, Numerical Analysis of Turbulence Effect for Coupled Journal-Thrust Water-Lubricated Bearing With Micro Grooves
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Topics: Bearings, Journal bearings, Stress, Thrust, Thrust bearings, Turbulence, Water, Lubrication, Fluid pressure, Reynolds number
Journal Articles

Point Contact Thermal Mixed Elastohydrodynamic Lubrication Under Short-Period Intermittent Motion

Mingyu Zhang, Minglu Yao, Jing Wang, Yong Wan
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2023, 145(8): 082202.
Paper No: TRIB-22-1278
https://doi.org/10.1115/1.4062098
Published Online: May 12, 2023
View Article titled, Point Contact Thermal Mixed Elastohydrodynamic Lubrication Under Short-Period Intermittent Motion
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Topics: Elastohydrodynamic lubrication, Film thickness, Friction, Lubrication, Pressure, Surface roughness, Temperature, Temperature effects
Journal Articles

Study on Lubricating Performance of the Bubbly Oil Under High Shear Rate—Part 1: Generation Method and Viscosity Measurement of the Bubbly Oil

Shuyun Jiang, Shaohua Li, Li Lu, Chibin Zhang
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2023, 145(8): 084102.
Paper No: TRIB-23-1024
https://doi.org/10.1115/1.4062366
Published Online: May 12, 2023
View Article titled, Study on Lubricating Performance of the Bubbly Oil Under High Shear Rate—Part 1: Generation Method and Viscosity Measurement of the Bubbly Oil
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Topics: Bearings, Lubrication, Shear rate, Viscosity, Viscosity measurement, Temperature, Pressure, Microbubbles, Bubbles, Clearances (Engineering)
Journal Articles

Study on Lubricating Performance of the Bubbly Oil Under High Shear Rate—Part 2: Application Study in High-Speed Bearing

Shuyun Jiang, Shaohua Li, Feida Zhou, Xiaohui Lin
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2023, 145(8): 084103.
Paper No: TRIB-22-1247
https://doi.org/10.1115/1.4062407
Published Online: May 12, 2023
View Article titled, Study on Lubricating Performance of the Bubbly Oil Under High Shear Rate—Part 2: Application Study in High-Speed Bearing
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Topics: Bearings, Lubrication, Thrust bearings, Shear rate, Viscosity, Temperature, Friction, Torque, Pressure, Film thickness
Journal Articles

Interaction Between Gear Surface Wear and Contact Fatigue

Shengnan Zhang, Ming Yan, Yushi Wang
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2023, 145(8): 081702.
Paper No: TRIB-23-1041
https://doi.org/10.1115/1.4062363
Published Online: May 12, 2023
View Article titled, Interaction Between Gear Surface Wear and Contact Fatigue
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Topics: Fatigue, Lubrication, Wear, Gears
Journal Articles

Electrical Contact During a Rolling Vibratory Motion Considering Mixed Lubrication

Robert L. Jackson, Santosh Angadi
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2023, 145(8): 082201.
Paper No: TRIB-22-1378
https://doi.org/10.1115/1.4062295
Published Online: May 2, 2023
View Article titled, Electrical Contact During a Rolling Vibratory Motion Considering Mixed Lubrication
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Topics: Contact resistance, Lubricants, Lubrication, Surface roughness, Film thickness, Vibration, Viscosity, Springs
Journal Articles

Influence of Free Water Droplets on Film Formation Under Point Contact Grease Lubrication

Yiming Han, Petr Sperka, Jing Wang, Ivan Krupka, Martin Hartl, Weimin Li, Xiaobo Wang, Weimin Liu
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. July 2023, 145(7): 074101.
Paper No: TRIB-22-1390
https://doi.org/10.1115/1.4056944
Published Online: April 25, 2023
View Article titled, Influence of Free Water Droplets on Film Formation Under Point Contact Grease Lubrication
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Topics: Film thickness, Water, Reciprocating motion, Lubrication, Drops, Cycles
Journal Articles

On the Lubrication and Stability Behaviors of a Conical Hybrid Floating Ring Bearing With Thermal Effects

Shuai Yang, Xueqing Jiang, Shaolin Zhang, Hong Guo, Shaoqi Cen
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. June 2023, 145(6): 064102.
Paper No: TRIB-21-1498
https://doi.org/10.1115/1.4056631
Published Online: March 16, 2023
View Article titled, On the Lubrication and Stability Behaviors of a Conical Hybrid Floating Ring Bearing With Thermal Effects
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Topics: Bearings, Lubrication, Pressure, Stability, Stiffness, Temperature, Temperature effects, Viscosity, Lubricants, Rotors