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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

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

Numerical Calculation of Fluid Film Force on Journal Bearings Based on a Biconjugate Gradient-Stabilized Algorithm

Bin Wei, Yinghou Jiao, Xianglin Wu
Journal: Journal of Tribology
Article Type: Technical Briefs
J. Tribol. November 2022, 144(11): 114502.
Paper No: TRIB-22-1057
https://doi.org/10.1115/1.4054976
Published Online: July 29, 2022
View Article titled, Numerical Calculation of Fluid Film Force on Journal Bearings Based on a Biconjugate Gradient-Stabilized Algorithm
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Topics: Algorithms, Bearings, Boundary-value problems, Journal bearings, Lubricants, Pressure, Relaxation (Physics), Steady state, Rotors, Dynamic analysis
Journal Articles

Active Fluid-Film Bearing With Deep Q-Network Agent-Based Control System

Yuri N. Kazakov, Alexey V. Kornaev, Denis V. Shutin, Shengbo Li, Leonid A. Savin
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2022, 144(8): 081803.
Paper No: TRIB-21-1486
https://doi.org/10.1115/1.4053776
Published Online: February 28, 2022
View Article titled, Active Fluid-Film Bearing With Deep Q-Network Agent-Based Control System
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Topics: Bearings, Control equipment, Control systems, Fluid films, Friction, Pressure, Torque, Lubrication, Signals, Displacement
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

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

Jongin Yang, Alan Palazzolo
Journal: Journal of Tribology
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

Tilt Pad Bearing Distributed Pad Inlet Temperature With Machine Learning—Part II: Morton Effect

Jongin Yang, Alan Palazzolo
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. June 2022, 144(6): 061802.
Paper No: TRIB-20-1504
https://doi.org/10.1115/1.4052172
Published Online: September 3, 2021
View Article titled, Tilt Pad Bearing Distributed Pad Inlet Temperature With Machine Learning—Part II: Morton Effect
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Topics: Finite element methods, Rotors, Simulation, Temperature, Transients (Dynamics), Fluid films, Bearings, Vibration
Journal Articles

Quantitative Analysis of Reynolds and Navier–Stokes Based Modeling Approaches for Isothermal Newtonian Elastohydrodynamic Lubrication

Leoluca Scurria, Tommaso Tamarozzi, Oleg Voronkov, Dieter Fauconnier
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. December 2021, 143(12): 121601.
Paper No: TRIB-20-1474
https://doi.org/10.1115/1.4050272
Published Online: March 24, 2021
View Article titled, Quantitative Analysis of Reynolds and Navier–Stokes Based Modeling Approaches for Isothermal Newtonian Elastohydrodynamic Lubrication
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Topics: Elastohydrodynamic lubrication, Fluid films, Fluids, Lubricants, Modeling, Pressure, Risk-based maintenance, Solids, Stress, Viscosity
Journal Articles

Lubrication and Fluid Film Study on the Vane Tip in a Vane Pump Hydraulic Transmission Considering a Fluid and Structure Interaction

Feng Wang, Zhenxing Sun, Wieslaw Fiebig, Bing Xu, Kim A. Stelson
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. December 2021, 143(12): 121803.
Paper No: TRIB-20-1423
https://doi.org/10.1115/1.4050350
Published Online: March 18, 2021
View Article titled, Lubrication and Fluid Film Study on the Vane Tip in a Vane Pump Hydraulic Transmission Considering a Fluid and Structure Interaction
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Topics: Flow (Dynamics), Fluid films, Fluids, Lubrication, Pressure, Pumps, Dynamics (Mechanics)
Journal Articles

Effect of Pitch Error on Static and Dynamic Characteristics of Hydrostatic Worm-Rack-Drive

Yongtao Zhang, Yupeng Liu, Junjun Deng, Rongxiang Song, Yingdan Zhu
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. November 2021, 143(11): 111201.
Paper No: TRIB-20-1469
https://doi.org/10.1115/1.4049619
Published Online: February 5, 2021
View Article titled, Effect of Pitch Error on Static and Dynamic Characteristics of Hydrostatic Worm-Rack-Drive
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Topics: Damping, Errors, Flow (Dynamics), Fluid films, Hydrostatics, Pressure, Stiffness, Thread, Displacement, Clearances (Engineering)
Journal Articles

Magnetohydrodynamics of Lubricant in Recessed Conical Hybrid Journal Bearing With Taper Error

Abhishek Kumar, Satish C. Sharma
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. August 2021, 143(8): 081801.
Paper No: TRIB-20-1209
https://doi.org/10.1115/1.4049068
Published Online: November 20, 2020
View Article titled, Magnetohydrodynamics of Lubricant in Recessed Conical Hybrid Journal Bearing With Taper Error
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Topics: Bearings, Errors, Journal bearings, Lubricants, Magnetohydrodynamics, Stress, Fluid films
Journal Articles

Concise Data Set Formulation for Dynamically Loaded Conformal Elastohydrodynamic Lubrication Problems

S. Boedo
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. June 2021, 143(6): 061802.
Paper No: TRIB-20-1325
https://doi.org/10.1115/1.4048501
Published Online: October 27, 2020
View Article titled, Concise Data Set Formulation for Dynamically Loaded Conformal Elastohydrodynamic Lubrication Problems
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Topics: Bearings, Density, Eigenvalues, Elastohydrodynamic lubrication, Fluid films, Lubricants, Finite element analysis, Pressure, Elasticity
Journal Articles

Film Thickness and Friction Investigations in a Fluid Film Thrust Bearing Employing A New Conceived Micro-Texture on Pads

J. C. Atwal, R. K. Pandey
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. June 2021, 143(6): 061801.
Paper No: TRIB-20-1301
https://doi.org/10.1115/1.4048500
Published Online: October 13, 2020
View Article titled, Film Thickness and Friction Investigations in a Fluid Film Thrust Bearing Employing A New Conceived Micro-Texture on Pads
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Topics: Bearings, Film thickness, Friction, Pressure, Stress, Texture (Materials), Thrust bearings, Fluid films, Cavitation
Journal Articles

Thermohydrodynamic Characteristics and Stability Analysis for a Journal Hybrid Floating Ring Bearing Within Laminar and Turbulent Mixed Flow Regime

Yang Shuai, Guo Hong, Zhang Shao-Lin, Xia Bo-Qian
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. March 2021, 143(3): 031801.
Paper No: TRIB-19-1486
https://doi.org/10.1115/1.4048166
Published Online: September 1, 2020
View Article titled, Thermohydrodynamic Characteristics and Stability Analysis for a Journal Hybrid Floating Ring Bearing Within Laminar and Turbulent Mixed Flow Regime
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Topics: Bearings, Flow (Dynamics), Fluid films, Pressure, Stability, Temperature, Turbulence, Reynolds number, Viscosity, Rotors
Journal Articles

A Study of Hole-Entry Grooved Surface Hybrid Spherical Journal Bearing Operating With Electrorheological Lubricant

Adesh Kumar Tomar, Satish C. Sharma
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. November 2020, 142(11): 111802.
Paper No: TRIB-20-1126
https://doi.org/10.1115/1.4047298
Published Online: June 19, 2020
View Article titled, A Study of Hole-Entry Grooved Surface Hybrid Spherical Journal Bearing Operating With Electrorheological Lubricant
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Topics: Bearings, Fluid films, Journal bearings, Lubricants, Stress
Journal Articles

Influence of Fluid Film Boundary Migration on Dynamic Coefficients of Journal Bearings and Behavior of Rotor System

Changmin Chen, Jianping Jing, Jiqing Cong, Zezeng Dai, Jianhua Cheng
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. October 2020, 142(10): 101801.
Paper No: TRIB-19-1380
https://doi.org/10.1115/1.4047066
Published Online: May 18, 2020
View Article titled, Influence of Fluid Film Boundary Migration on Dynamic Coefficients of Journal Bearings and Behavior of Rotor System
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Topics: Bearings, Boundary-value problems, Damping, Errors, Journal bearings, Rotors, Stiffness, Pressure, Fluid films
Journal Articles

Hydrodynamic Performance Characteristics of a Fluid Film Journal Bearing With a Rectangular Jacking Pocket

Michael Branagan, Neal Morgan, Christopher Goyne, Roger Fittro, Robert Rockwell, Minhui He
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. February 2020, 142(2): 021801.
Paper No: TRIB-19-1070
https://doi.org/10.1115/1.4045014
Published Online: November 16, 2019
View Article titled, Hydrodynamic Performance Characteristics of a Fluid Film Journal Bearing With a Rectangular Jacking Pocket
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Topics: Bearings, Computational fluid dynamics, Fluid films, Journal bearings, Pressure, Geometry, Stiffness, Regression models
Journal Articles

Optimal Parameters of Grooved Conical Hybrid Journal Bearing With Shear Thinning and Piezo-viscous Lubricant Behavior

Abhishek Kumar, Satish C. Sharma
Journal: Journal of Tribology
Article Type: Research-Article
J. Tribol. July 2019, 141(7): 071702.
Paper No: TRIB-19-1049
https://doi.org/10.1115/1.4043507
Published Online: May 9, 2019
View Article titled, Optimal Parameters of Grooved Conical Hybrid Journal Bearing With Shear Thinning and Piezo-viscous Lubricant Behavior
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Topics: Bearings, Fluid films, Lubricants, Shear (Mechanics), Stress, Journal bearings
Journal Articles

Numerical and Experimental Analyses of Static and Dynamic Characteristics for Partially Helically Grooved Liquid Annular Seals

Keisuke Nagai, Kazuki Koiso, Satoru Kaneko, Hiroo Taura, Yusuke Watanabe
Journal: Journal of Tribology
Article Type: Research-Article
J. Tribol. February 2019, 141(2): 022201.
Paper No: TRIB-18-1108
https://doi.org/10.1115/1.4040574
Published Online: September 17, 2018
View Article titled, Numerical and Experimental Analyses of Static and Dynamic Characteristics for Partially Helically Grooved Liquid Annular Seals
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Topics: Clearances (Engineering), Damping, Experimental analysis, Fluid films, Leakage flows, Rotors, Spin (Aerodynamics), Whirls, Numerical analysis, Stators
Journal Articles

The Influence of Surface Patterning on the Thermal Properties of Textured Thrust Bearings

Gen Fu, Alexandrina Untaroiu
Journal: Journal of Tribology
Article Type: Research-Article
J. Tribol. November 2018, 140(6): 061706.
Paper No: TRIB-17-1361
https://doi.org/10.1115/1.4040383
Published Online: June 13, 2018
View Article titled, The Influence of Surface Patterning on the Thermal Properties of Textured Thrust Bearings
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Topics: Bearings, Computational fluid dynamics, Design, Stress, Temperature, Texture (Materials), Thermal properties, Thrust bearings, Optimization, Friction