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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
Article Type: Research Papers
Publisher: ASME
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

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

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

Bercelay Niebles Atencio, Hua-Dong Yao, Valery Chernoray
Journal: Journal of Tribology
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

Static Characteristics of High-Speed Water-Lubricated Journal Bearing Considering Turbulence and Cavitation Effects

Hao Zhang, Xiaohui Lin, Shuyun Jiang
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. December 2023, 145(12): 124101.
Paper No: TRIB-23-1109
https://doi.org/10.1115/1.4063025
Published Online: August 18, 2023
View Article titled, Static Characteristics of High-Speed Water-Lubricated Journal Bearing Considering Turbulence and Cavitation Effects
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Topics: Bubbles, Cavitation, Journal bearings, Turbulence, Water, Bearings, Stress, Flow (Dynamics), Friction
Journal Articles

Study of Magnetorheological Grease Flow in a Double Restriction Seal Configuration

Aashna Raj, Chiranjit Sarkar, Piyush Kumar, Manabendra Pathak
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. May 2023, 145(5): 054401.
Paper No: TRIB-22-1292
https://doi.org/10.1115/1.4056366
Published Online: January 5, 2023
View Article titled, Study of Magnetorheological Grease Flow in a Double Restriction Seal Configuration
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Topics: Flow (Dynamics), Magnetic fields, Particulate matter, Chain, Rheology, Viscosity
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
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

Slip Characteristics in Cylindrical Roller Bearings. Part I: Influence of Cage Type on Rolling Set Slip

Michael Dawoud, Stephan Beitler, Hubert Schwarze
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. February 2023, 145(2): 021203.
Paper No: TRIB-22-1063
https://doi.org/10.1115/1.4055555
Published Online: November 10, 2022
View Article titled, Slip Characteristics in Cylindrical Roller Bearings. Part I: Influence of Cage Type on Rolling Set Slip
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Topics: Bearings, Rollers, Knudsen number, Flow (Dynamics), Roller bearings, Stress
Journal Articles

Computational Fluid–Structure Interaction Analysis of Piston Pin Multiphase Elastohydrodynamic Lubrication With Unsteady Flow Channel Variation

Yudai Narumi, Jun Ishimoto, Daisuke Kanayama, Hiroshi Kuribara, Yoshikatsu Nakano
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. February 2023, 145(2): 021603.
Paper No: TRIB-22-1143
https://doi.org/10.1115/1.4055407
Published Online: November 4, 2022
View Article titled, Computational Fluid–Structure Interaction Analysis of Piston Pin Multiphase Elastohydrodynamic Lubrication With Unsteady Flow Channel Variation
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Topics: Fluids, Lubricating oils, Numerical analysis, Pistons, Pressure, Stress, Flow (Dynamics), Cavitation, Fluid structure interaction, Lubrication
Journal Articles

Dynamic Force and Moment Characteristics of Annular Gaps—Simulation Results and Evaluation of the Relevance of the Tilt and Moment Coefficients

Maximilian M. G. Kuhr, Rainer Nordmann, Peter F. Pelz
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. January 2023, 145(1): 011801.
Paper No: TRIB-22-1005
https://doi.org/10.1115/1.4055180
Published Online: October 7, 2022
View Article titled, Dynamic Force and Moment Characteristics of Annular Gaps—Simulation Results and Evaluation of the Relevance of the Tilt and Moment Coefficients
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Topics: Annulus, Damping, Excitation, Flow (Dynamics), Fluid films, Inertia (Mechanics), Reynolds number, Stiffness, Rotation
Journal Articles

Static Force Characteristic of Annular Gaps – Experimental and Simulation Results

Maximilian M. G. Kuhr, Sebastian R. Lang, Peter F. Pelz
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. November 2022, 144(11): 111804.
Paper No: TRIB-21-1627
https://doi.org/10.1115/1.4054792
Published Online: July 12, 2022
View Article titled, Static Force Characteristic of Annular Gaps – Experimental and Simulation Results
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Topics: Annulus, Clearances (Engineering), Flow (Dynamics), Pressure, Reynolds number, Rotors, Simulation results
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
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
Open the PDF for 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 in another window
Topics: Computational fluid dynamics, Pressure, Excitation, Flow (Dynamics), Two-phase flow
Journal Articles

An Average Flow Model Considering Non-Newtonian Characteristics With Application to Grease Behavior

Miaojie Wu, Xu Han, Yourui Tao, Jiaxing Pei
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. October 2022, 144(10): 101802.
Paper No: TRIB-22-1062
https://doi.org/10.1115/1.4054508
Published Online: June 6, 2022
View Article titled, An Average Flow Model Considering Non-Newtonian Characteristics With Application to Grease Behavior
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Topics: Flow (Dynamics), Surface roughness, Pressure, Deformation, Rheology, Film thickness
Journal Articles

An Extended Reynolds Equation for Non-Newtonian Lubrication With the Upper Convected Maxwell Model

Boris Grigor’ev, Artem Eliseev
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2022, 144(8): 081805.
Paper No: TRIB-21-1440
https://doi.org/10.1115/1.4053787
Published Online: February 28, 2022
View Article titled, An Extended Reynolds Equation for Non-Newtonian Lubrication With the Upper Convected Maxwell Model
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Topics: Fluids, Lubrication, Rheology, Stress, Pressure, Lubricants, Simulation, Approximation, Flow (Dynamics)
Journal Articles

Lubrication Characteristics of Water-Lubricated Rubber Bearings Based on an Improved Algorithm of the Mass Conservation Boundary Condition

Gang Liu, Ming Li
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2022, 144(8): 081804.
Paper No: TRIB-21-1403
https://doi.org/10.1115/1.4053701
Published Online: February 28, 2022
View Article titled, Lubrication Characteristics of Water-Lubricated Rubber Bearings Based on an Improved Algorithm of the Mass Conservation Boundary Condition
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Topics: Algorithms, Bearings, Boundary-value problems, Cavitation, Flow (Dynamics), Lubrication, Pressure, Water, Rubber, Fluids
Journal Articles

Modeling and Analysis for the Transmission Characteristics of a Proposed Dual-Drive Hydrostatic Lead Screw System

Jiajia Lu, Xianying Feng, Zhe Su, Yandong Liu, Dechen Wang
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. July 2022, 144(7): 071202.
Paper No: TRIB-21-1292
https://doi.org/10.1115/1.4052422
Published Online: February 8, 2022
View Article titled, Modeling and Analysis for the Transmission Characteristics of a Proposed Dual-Drive Hydrostatic Lead Screw System
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Topics: Displacement, Fluid films, Hydrostatics, Screws, Thread, Design, Modeling, Pressure, Flow (Dynamics)
Journal Articles

Thick Si-Doped DLC Coatings With High Load Bearing Capacity on Cold Working Tool Steels by PECVD

Xinyu Wang, Xudong Sui, Shuaituo Zhang, Mingming Yan, Yan Lu, Junying Hao
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. July 2022, 144(7): 071401.
Paper No: TRIB-21-1421
https://doi.org/10.1115/1.4053191
Published Online: January 11, 2022
View Article titled, Thick Si-Doped DLC Coatings With High Load Bearing Capacity on Cold Working Tool Steels by PECVD
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Topics: Coatings, Tool steel, Work hardening, Wear, Stress, Flow (Dynamics), Tribology, Plasma-enhanced chemical vapor deposition
Journal Articles

A Nonhomogeneous Bulk Flow Model for Gas in Liquid Flow Annular Seals: An Effort to Produce Engineering Results

Xueliang Lu, Luis San Andrés, Jing Yang
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. June 2022, 144(6): 062302.
Paper No: TRIB-21-1239
https://doi.org/10.1115/1.4052678
Published Online: December 14, 2021
View Article titled, A Nonhomogeneous Bulk Flow Model for Gas in Liquid Flow Annular Seals: An Effort to Produce Engineering Results
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Topics: Flow (Dynamics), High pressure (Physics), Pressure, Leakage, Stiffness, Clearances (Engineering), Damping
Journal Articles

Behaviors of a Hole-Pattern Seal With Wet-Gas

Min Zhang, Dara W. Childs
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. December 2021, 143(12): 121807.
Paper No: TRIB-21-1156
https://doi.org/10.1115/1.4052254
Published Online: September 15, 2021
View Article titled, Behaviors of a Hole-Pattern Seal With Wet-Gas
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Topics: Air flow, Compressors, Damping, Design, Flow (Dynamics), Leakage, Rotors, Stability, Excitation, Stiffness
Journal Articles

The Causes of Asymmetric Deformation of Surface Roughness Asperities in Elastohydrodynamic Lubrication Contacts

Motohiro Kaneta, Kenji Matsuda, Hiroshi Nishikawa
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. June 2022, 144(6): 061601.
Paper No: TRIB-21-1306
https://doi.org/10.1115/1.4052255
Published Online: September 8, 2021
View Article titled, The Causes of Asymmetric Deformation of Surface Roughness Asperities in Elastohydrodynamic Lubrication Contacts
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Topics: Deformation, Elastic moduli, Elastohydrodynamic lubrication, Pressure, Shapes, Steel, Surface roughness, Thermal conductivity, Temperature, Surface deformation