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Journal Articles

Modeling of Flash Temperature for Elastic Sliding Contact of Single Micro-Asperity Pair

Zhe Wu, Yuying Zhang, Yang Xu, Desuan Jie, Robert L. Jackson
Journal: Journal of Tribology
Article Type: Research Papers
Publisher: ASME
J. Tribol. January 2024, 146(1): 011702.
Paper No: TRIB-23-1194
https://doi.org/10.1115/1.4063334
Published Online: September 27, 2023
View Article titled, Modeling of Flash Temperature for Elastic Sliding Contact of Single Micro-Asperity Pair
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Topics: Finite element model, Surface roughness, Temperature, Finite element methods, Friction, Pressure
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

Evolution and action mechanism of relative negative pressure zone in spiral groove gas face seal for aero-engine

Accepted Manuscript
Hui Li, Guoqing Li, Hao Liu, Ang Li, Xingen Lu
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-23-1163
https://doi.org/10.1115/1.4063197
Published Online: August 16, 2023
View Article titled, Evolution and action mechanism of relative negative pressure zone in spiral groove gas face seal for aero-engine
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Topics: Aircraft engines, Pressure, Film thickness, Leakage, Design, Flow control, Fuel consumption, Optimization, Sealing (Process), Shear (Mechanics)
Journal Articles

A Model of Hydrodynamic Bearings With Circumferential Parallel Arranged Grooves

Yan Li, Yanqiang Ning, Desheng Zhang, Yinhe Zhi
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. October 2023, 145(10): 104102.
Paper No: TRIB-23-1155
https://doi.org/10.1115/1.4063026
Published Online: August 16, 2023
View Article titled, A Model of Hydrodynamic Bearings With Circumferential Parallel Arranged Grooves
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Topics: Bearings, Pressure, Shapes, Leakage, Rotors, Transients (Dynamics)
Journal Articles

Simulation of Air Ingestion in a Mechanical Seal With Inward Pumping Spiral Grooves

Abdel-Salem Medjahed, Antoinette Blouin, Balint Pap, Noël Brunetière
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. November 2023, 145(11): 114401.
Paper No: TRIB-23-1098
https://doi.org/10.1115/1.4062899
Published Online: July 25, 2023
View Article titled, Simulation of Air Ingestion in a Mechanical Seal With Inward Pumping Spiral Grooves
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Topics: Fluids, Pressure, Sealing (Process), Viscosity, Surface roughness, Simulation, Fluid pressure
Journal Articles

Contacting Micro Asperity of a Deformable Surface

Shuangbiao Liu, Nicole Dorcy, Q. Jane Wang, Yip-Wah Chung, Stephen Berkebile
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. November 2023, 145(11): 111501.
Paper No: TRIB-22-1432
https://doi.org/10.1115/1.4062576
Published Online: July 17, 2023
View Article titled, Contacting Micro Asperity of a Deformable Surface
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Topics: Pressure, Surface roughness, Finite element analysis, Plasticity
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
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

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

Prediction of Static Characteristics of Hydrodynamic Air Foil Bearing Considering Contact and Friction Between Foils

Nanrong Hu, Hekun Jia, Bifeng Yin, Zeyuan Zhou, Bo Xu
Journal: Journal of Tribology
Article Type: Technical Briefs
Publisher: ASME
J. Tribol. September 2023, 145(9): 094501.
Paper No: TRIB-22-1337
https://doi.org/10.1115/1.4062369
Published Online: June 26, 2023
View Article titled, Prediction of Static Characteristics of Hydrodynamic Air Foil Bearing Considering Contact and Friction Between Foils
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Topics: Bearings, Deformation, Displacement, Friction, Pressure, Stress, Foil bearings
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

Stochastic Performance of Journal Bearing With Two-Layered Porous Bush—A Machine Learning Approach

Subrata Barman, Kritesh Kumar Gupta, Subrata Kushari, Sudip Dey
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. October 2023, 145(10): 104101.
Paper No: TRIB-22-1271
https://doi.org/10.1115/1.4062487
Published Online: May 25, 2023
View Article titled, Stochastic Performance of Journal Bearing With Two-Layered Porous Bush—A Machine Learning Approach
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Topics: Bearings, Journal bearings, Load bearing capacity, Machine learning, Pressure, Reynolds number, Leakage, Support vector machines, Simulation, Steady state
Includes: Supplementary data
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

An Improved Slicing Technique for Finite Line Contacts in the Modeling of Rolling Element Bearings

Di Yang, Xi Wang, Yu Hou
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2023, 145(8): 084302.
Paper No: TRIB-23-1037
https://doi.org/10.1115/1.4062364
Published Online: May 12, 2023
View Article titled, An Improved Slicing Technique for Finite Line Contacts in the Modeling of Rolling Element Bearings
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Topics: Algorithms, Displacement, Fittings, Modeling, Pressure, Rolling bearings, Stress
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

Developing Elastic–Plastic Material Models for Pressure Measurement Films in a Steel–Steel Contact for Smooth and Rough Surfaces

Ina Stratmann, Jannik Goersch, Moritz Neuser, Christian Schindler, Tanja Stratmann
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. July 2023, 145(7): 071501.
Paper No: TRIB-23-1002
https://doi.org/10.1115/1.4062101
Published Online: March 31, 2023
View Article titled, Developing Elastic–Plastic Material Models for Pressure Measurement Films in a Steel–Steel Contact for Smooth and Rough Surfaces
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Topics: Pressure, Pressure measurement, Simulation, Steel, Surface roughness, Plastics
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
Journal Articles

Simplified Calculation of Recess Pressure Considering the Hydrodynamic Effect

Jiawei Wang, Sen Jiang, Jiuqi Huang, Wencai Xiong, Jingwei Hu, Zhaozhe Meng, Ange Nsilani Kouediatouka, Guangneng Dong
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. June 2023, 145(6): 064101.
Paper No: TRIB-22-1381
https://doi.org/10.1115/1.4056740
Published Online: February 9, 2023
View Article titled, Simplified Calculation of Recess Pressure Considering the Hydrodynamic Effect
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Topics: Bearings, Pressure
Journal Articles

A Comparison of the High-Pressure Viscometry and Optical Inference Methods Used to Determine the Pressure-Viscosity Coefficient

W. M. Hannon, C. H. Hager, R. J. Sadinski
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. May 2023, 145(5): 054104.
Paper No: TRIB-22-1225
https://doi.org/10.1115/1.4056283
Published Online: February 1, 2023
View Article titled, A Comparison of the High-Pressure Viscometry and Optical Inference Methods Used to Determine the Pressure-Viscosity Coefficient
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Topics: Film thickness, Pressure, Viscosity, Shear (Mechanics), Refractive index, Lubricants, Uncertainty