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Journal Articles

Air Foil Thrust and Journal Bearing Coatings: A Review

Nick Morris, Ramin Rahmani, Homer Rahnejat, Bharat Bhushan
Journal: Journal of Tribology
Publisher: ASME
Article Type: Review Articles
J. Tribol. January 2025, 147(1): 010801.
Paper No: TRIB-24-1099
https://doi.org/10.1115/1.4065986
Published Online: September 9, 2024
View Article titled, Air Foil Thrust and Journal Bearing Coatings: A Review
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Topics: Coatings, Foil bearings, Temperature, Thrust, Journal bearings, Coating processes
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

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

Yuanlong Cao, Kaiyuan Hao, Jiahui Fan, Hang Zhang, Hanqing Guan, Kai Feng
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. March 2024, 146(3): 034102.
Paper No: TRIB-23-1122
https://doi.org/10.1115/1.4063441
Published Online: December 11, 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, Cooling, Flow (Dynamics), Heat, Rotors, Springs, Temperature, Shape memory alloys, Stiffness, Foil bearings
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
Publisher: ASME
Article Type: Technical Briefs
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

Investigations of the Bump Foil Bearing With Thick Top Foil Based on Contact Mechanics

Jie Li, Changlin Li, Jianjun Du
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 2023, 145(7): 074601.
Paper No: TRIB-22-1412
https://doi.org/10.1115/1.4056900
Published Online: April 12, 2023
View Article titled, Investigations of the Bump Foil Bearing With Thick Top Foil Based on Contact Mechanics
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Topics: Bearings, Foil bearings, Rotors, Stiffness, Stress, Contact mechanics, Deformation, Shells
Journal Articles

A Simplified Model for Numerical Investigation of Bump-Type Foil Bearings Based on Contact Nonlinearity

Yan Zhang, Shuhong Xiao
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. December 2022, 144(12): 121001.
Paper No: TRIB-21-1635
https://doi.org/10.1115/1.4055027
Published Online: July 29, 2022
View Article titled, A Simplified Model for Numerical Investigation of Bump-Type Foil Bearings Based on Contact Nonlinearity
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Topics: Bearings, Clearances (Engineering), Contact mechanics, Displacement, Foil bearings, Friction, Pressure, Rotors, Stiffness, Stress
Journal Articles

Novel Thrust Foil Bearing With Pocket Grooves for Enhanced Static Performance

Nguyen LaTray, Daejong Kim
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2021, 143(11): 111803.
Paper No: TRIB-20-1472
https://doi.org/10.1115/1.4049941
Published Online: February 23, 2021
View Article titled, Novel Thrust Foil Bearing With Pocket Grooves for Enhanced Static Performance
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Topics: Bearings, Design, Film thickness, Foil bearings, Pressure, Stress, Thrust, Thrust bearings
Journal Articles

Experimental Assessment of a 3D-Printed Stainless Steel Gas Foil Bearing

Karim Shalash, Jürg Schiffmann
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. August 2020, 142(8): 081802.
Paper No: TRIB-19-1435
https://doi.org/10.1115/1.4047193
Published Online: June 5, 2020
View Article titled, Experimental Assessment of a 3D-Printed Stainless Steel Gas Foil Bearing
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Topics: Additive manufacturing, Bearings, Foil bearings, Manufacturing, Rotors, Stainless steel, Design, Melting, Lasers
Journal Articles

Investigation of Structural Conformity in a Three-Pad Adaptive Air Foil Bearing With Regard to Active Control of Radial Clearance

Hossein Sadri, Henning Schlums, Michael Sinapius
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. August 2019, 141(8): 081701.
Paper No: TRIB-18-1296
https://doi.org/10.1115/1.4043780
Published Online: June 4, 2019
View Article titled, Investigation of Structural Conformity in a Three-Pad Adaptive Air Foil Bearing With Regard to Active Control of Radial Clearance
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Topics: Bearings, Clearances (Engineering), Foil bearings, Shapes, Shells, Stiffness, Stress, Damping, Degrees of freedom, Film thickness
Journal Articles

Identification of Dynamic Characteristics of Hybrid Bump-Metal Mesh Foil Bearings

Zilong Zhao, Kai Feng, Xueyuan Zhao, Wanhui Liu
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. September 2018, 140(5): 051702.
Paper No: TRIB-16-1384
https://doi.org/10.1115/1.4039721
Published Online: April 26, 2018
View Article titled, Identification of Dynamic Characteristics of Hybrid Bump-Metal Mesh Foil Bearings
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Topics: Bearings, Damping, Metals, Stiffness, Stress, Density, Foil bearings
Journal Articles

A Contribution to the Thermal Modeling of Bump Type Air Foil Bearings: Analysis of the Thermal Resistance of Bump Foils

Andreas Lehn, Marcel Mahner, Bernhard Schweizer
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. November 2017, 139(6): 061702.
Paper No: TRIB-16-1272
https://doi.org/10.1115/1.4036631
Published Online: July 10, 2017
View Article titled, A Contribution to the Thermal Modeling of Bump Type Air Foil Bearings: Analysis of the Thermal Resistance of Bump Foils
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Topics: Thermal resistance, Foil bearings, Surface roughness, Pressure
Journal Articles

A Neural Network Identification Technique for a Foil-Air Bearing Under Variable Speed Conditions and Its Application to Unbalance Response Analysis

Mohd Firdaus Bin Hassan, Philip Bonello
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. March 2017, 139(2): 021501.
Paper No: TRIB-15-1328
https://doi.org/10.1115/1.4033455
Published Online: August 11, 2016
View Article titled, A Neural Network Identification Technique for a Foil-Air Bearing Under Variable Speed Conditions and Its Application to Unbalance Response Analysis
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Topics: Bearings, Excitation, Rotors, Artificial neural networks, Foil bearings, Displacement
Journal Articles

Starved Hydrodynamic Gas Foil Bearings—Experiment, Micromechanical Phenomenon, and Hypotheses

Hooshang Heshmat, James F. Walton, II
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. October 2016, 138(4): 041703.
Paper No: TRIB-15-1235
https://doi.org/10.1115/1.4032911
Published Online: July 20, 2016
View Article titled, Starved Hydrodynamic Gas Foil Bearings—Experiment, Micromechanical Phenomenon, and Hypotheses
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Topics: Bearings, Foil bearings, Particulate matter, Pressure, Viscosity, Stress, Lubrication, Fluids
Journal Articles

Structural Stiffness of X-750 Alloy Bump Foil Strips for Compliant Foil Bearings With Different Heat Treatments

Wenbo Duan, Yanhua Sun, Chunhua Ding, Lie Yu
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. July 2016, 138(3): 031702.
Paper No: TRIB-15-1153
https://doi.org/10.1115/1.4032350
Published Online: March 22, 2016
View Article titled, Structural Stiffness of X-750 Alloy Bump Foil Strips for Compliant Foil Bearings With Different Heat Treatments
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Topics: Alloys, Cycles, Foil bearings, Heat, Heat treating (Metalworking), Stiffness, Stress, Strips, Displacement, Temperature
Journal Articles

Experimental Evaluation of the Structure Characterization of a Novel Hybrid Bump-Metal Mesh Foil Bearing

Kai Feng, Yuman Liu, Xueyuan Zhao, Wanhui Liu
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. April 2016, 138(2): 021702.
Paper No: TRIB-15-1108
https://doi.org/10.1115/1.4031496
Published Online: October 15, 2015
View Article titled, Experimental Evaluation of the Structure Characterization of a Novel Hybrid Bump-Metal Mesh Foil Bearing
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Topics: Bearings, Damping, Density, Excitation, Metals, Stiffness, Stress, Foil bearings
Journal Articles

High-Speed Subsonic Compressible Lubrication

Florence Dupuy, Benyebka Bou-Saïd, John Tichy
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. October 2015, 137(4): 041702.
Paper No: TRIB-15-1030
https://doi.org/10.1115/1.4030207
Published Online: October 1, 2015
View Article titled, High-Speed Subsonic Compressible Lubrication
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Topics: Bearings, Compressible flow, Flow (Dynamics), Heat transfer, Lubrication, Mach number, Pressure, Temperature, Compressibility, Inertia (Mechanics)
Journal Articles

Experimental Studies on Foil Bearing With a Sliding Coating Made of Synthetic Material

Grzegorz Zywica, Pawel Baginski, Slawomir Banaszek
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2016, 138(1): 011301.
Paper No: TRIB-14-1313
https://doi.org/10.1115/1.4031396
Published Online: September 22, 2015
View Article titled, Experimental Studies on Foil Bearing With a Sliding Coating Made of Synthetic Material
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Topics: Bearings, Coatings, Foil bearings, Temperature, Rotors
Journal Articles

A New Structural Stiffness Model for Bump-Type Foil Bearings: Application to Generation II Gas Lubricated Foil Thrust Bearing

Abdelrasoul M. Gad, Shigehiko Kaneko
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. October 2014, 136(4): 041701.
Paper No: TRIB-13-1126
https://doi.org/10.1115/1.4027601
Published Online: May 19, 2014
View Article titled, A New Structural Stiffness Model for Bump-Type Foil Bearings: Application to Generation II Gas Lubricated Foil Thrust Bearing
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Topics: Bearings, Deflection, Foil bearings, Friction, Stiffness, Stress, Strips, Thrust bearings, Pressure, Load bearing capacity
Journal Articles

Experimental Feasibility Study of Radial Injection Cooling of Three-Pad Air Foil Bearings

Suman K. Shrestha, Daejong Kim, Young Cheol Kim
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. October 2013, 135(4): 041703.
Paper No: TRIB-12-1175
https://doi.org/10.1115/1.4024547
Published Online: June 24, 2013
View Article titled, Experimental Feasibility Study of Radial Injection Cooling of Three-Pad Air Foil Bearings
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Topics: Bearings, Cooling, Foil bearings, Temperature, Flow (Dynamics), Air flow, Rotors
Journal Articles

Foil Bearing Design Guidelines for Improved Stability

J. Schiffmann, Z. S. Spakovszky
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2013, 135(1): 011103.
Paper No: TRIB-12-1022
https://doi.org/10.1115/1.4007759
Published Online: December 20, 2012
View Article titled, Foil Bearing Design Guidelines for Improved Stability
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Topics: Bearings, Damping, Design, Foil bearings, Rotors, Stability, Stress, Whirls, Compressibility