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Journal Articles

Numerical Simulation Method of Rough Surfaces Based on Random Switching System

Tingjian Wang, Liqin Wang, Dezhi Zheng, Xiaoli Zhao, Le Gu
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. April 2015, 137(2): 021403.
Paper No: TRIB-14-1261
https://doi.org/10.1115/1.4029644
Published Online: April 1, 2015
View Article titled, Numerical Simulation Method of Rough Surfaces Based on Random Switching System
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Topics: Surface roughness, Simulation, Computer simulation
Proceedings Papers

Performance and Failure Modes of Grease Lubricated Hybrid Ceramic Bearing in High Speed and High Temperature Condition

Dezhi Zheng, Le Gu, Tingjian Wang, Liqin Wang
Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 259-261, October 7–10, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2012-61189
https://doi.org/10.1115/IJTC2012-61189
View Paper titled, Performance and Failure Modes of Grease Lubricated Hybrid Ceramic Bearing in High Speed and High Temperature Condition
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Topics: Bearings, Ceramics, Failure mechanisms, High temperature, Failure, Ball bearings, Design, Inspection, Lubrication, Rolling bearings
Proceedings Papers

Tribological Property Analyses of DLC Films on Ceramic Ball Surfaces With 3-D FEA Method and Experiments

Chuanwei Zhang, Le Gu, Dezhi Zheng
Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 63-65, October 7–10, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2012-61068
https://doi.org/10.1115/IJTC2012-61068
View Paper titled, Tribological Property Analyses of DLC Films on Ceramic Ball Surfaces With 3-D FEA Method and Experiments
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Topics: Ceramics, Diamond films, Finite element analysis, Tribology, Disks, Shear stress, Stress, Stress concentration, Carbon, Coatings
Proceedings Papers

Surface Damage Under Extreme Conditions Existed in Aircraft Bearings

Bo Peng, Liqin Wang, Le Gu, Dezhi Zheng
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 215-217, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41127
https://doi.org/10.1115/IJTC2010-41127
View Paper titled, Surface Damage Under Extreme Conditions Existed in Aircraft Bearings
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Topics: Aircraft, Bearings, Damage, Aircraft engines, Bearing steel, Disks, Fatigue, Fracture (Materials), Oxidation, Stress
Proceedings Papers

Friction and Wear Behavior of Polyetherimide(PEI) Filled With Polytetrafluoroethylene(PTFE)

LiQin Wang, JianWei Sun, Le Gu
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 313-315, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41094
https://doi.org/10.1115/IJTC2010-41094
View Paper titled, Friction and Wear Behavior of Polyetherimide(PEI) Filled With Polytetrafluoroethylene(PTFE)
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Topics: Friction, Wear, Composite materials, Dry friction, Elastic moduli, Scanning electron microscopes, Tribology
Proceedings Papers

Impact of Sulfur Pollution Silver Cage on Bearing Operating Performance

Qingxiang Yang, Yulin Qi, Le Gu
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 195-197, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41093
https://doi.org/10.1115/IJTC2010-41093
View Paper titled, Impact of Sulfur Pollution Silver Cage on Bearing Operating Performance
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Topics: Bearings, Pollution, Silver, Sulfur, Friction, Disks, Machinery, Temperature
Proceedings Papers

Self-Lubricated Modification for Silicon Nitride Ceramic Ball Surface

Le Gu, Guangze Tang, Chuanwei Zhang, Cuini Jing, Liqin Wang
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 59-60, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41161
https://doi.org/10.1115/IJTC2010-41161
View Paper titled, Self-Lubricated Modification for Silicon Nitride Ceramic Ball Surface
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Topics: Silicon nitride ceramics, Ceramics, Diamond films, Disks, Ball milling, Film thickness, Friction, Ion implantation, Lubricants, Surface roughness
Proceedings Papers

Cage Instabilities in High-Speed Cylindrical Roller Bearings

Zhenhuan Ye, Liqin Wang, Le Gu, Dezhi Zheng
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 207-209, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41118
https://doi.org/10.1115/IJTC2010-41118
View Paper titled, Cage Instabilities in High-Speed Cylindrical Roller Bearings
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Topics: Roller bearings, Whirls, Bearings, Clearances (Engineering), Stress, Dynamic models, Geometry, Lubrication, Rollers