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Keywords: bearings
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Journal Articles
Accepted Manuscript
Publisher: ASME
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-23-1335
Published Online: July 16, 2024
...Ming Liu; Kunpeng Xu; Xingxiao Wei; Xu Liu; Xun Pei; Bo Wang A full circumferential contact mechanics modeling study considering the effect of waviness mesoscopic profile and rolling element contact relationship on bearing load distribution is carried out. In the model, a sinusoidal function...
Journal Articles
Accepted Manuscript
Publisher: ASME
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-24-1146
Published Online: July 2, 2024
...Hengrui Du; Jing Wang; Xinqing Wang In ball bearings without a cage, adjacent balls exhibit a zero-entrainment velocity (ZEV) contact condition, which is worse than typical pure rolling or rolling-sliding contact, and the contact between adjacent balls under periodic loading is notably more...
Journal Articles
Accepted Manuscript
Publisher: ASME
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-24-1022
Published Online: May 9, 2024
...Collier Fais; Muhammad Ali; Isaiah Yasko This study presents the design and development of a new hydrodynamic thrust bearing test rig with a novel (patent pending) hydrodynamic pressure feedback bearing alignment control system. The bearing alignment system maintains even distribution of thrust...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. July 2024, 146(7): 074501.
Paper No: TRIB-23-1252
Published Online: March 25, 2024
...Pedro Herrera; Christopher Goyne; Robert Rockwell The stiffness and damping coefficients of fluid film bearings play a key role in predicting levels of vibration and stability margins in high-performance industrial rotating machinery. However, variability in the coefficients calculated by numerical...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. March 2024, 146(3): 034301.
Paper No: TRIB-23-1342
Published Online: December 11, 2023
...Samruddhi Patel; Sanjay Patel The empirical and mathematical approach is presented in the present paper for multiple distributed and localized flaws analyses in the shaft-rotor-bearing arrangement. These flaws in the combination of the inner raceway, outer raceway, and roller are measured...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. January 2024, 146(1): 012201.
Paper No: TRIB-23-1100
Published Online: October 5, 2023
...Peng Liang; Xingyang Li; Feng Guo; Xiaohan Zhang; Fulin Jiang When sand enters the gap between the shaft and water-lubricated bearing, it will nick surfaces of shaft and bearing bush, and the scratch will appear. The variations of static and transient performance with the number and depth...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. February 2024, 146(2): 024301.
Paper No: TRIB-23-1146
Published Online: October 5, 2023
...Zhixiang Zhao; Xi Wang; Yu Hou Roller skew in roller bearings can cause heat generation in roller–race and roller–rib contacts, thus reducing bearing life. It is significant to obtain the roller skew angle in situ for guiding the bearing design and adjusting the operating conditions. In this study...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. September 2023, 145(9): 091108.
Paper No: TRIB-23-1011
Published Online: June 13, 2023
...Shuaijun Ma; Yanjing Yin; Linbo Zhu; Ke Yan; Yongsheng Zhu As a crucial component, rolling bearings directly determine the reliability of rotating equipment. However, current dynamic models for predicting the bearing performance either ignore the velocity and stress dispersion at the ball/raceway...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2023, 145(10): 104101.
Paper No: TRIB-22-1271
Published Online: May 25, 2023
...Subrata Barman; Kritesh Kumar Gupta; Subrata Kushari; Sudip Dey This investigation presents the deterministic and stochastic responses of the journal bearing with a two-layered porous bush. Pressure equations in the porous layers and modified Reynolds equations in the clearance region are governed...
Includes: Supplementary data
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. August 2023, 145(8): 084301.
Paper No: TRIB-22-1288
Published Online: May 2, 2023
... developed rocket engine technologies for liquid methane engines. In this paper, we investigate the heat generation characteristics of ball bearings used in liquid methane turbopumps. A usual approach to evaluating a cryogenic ball bearing performance is to conduct experimental testing which costs a lot...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 2023, 145(7): 074101.
Paper No: TRIB-22-1390
Published Online: April 25, 2023
...Yiming Han; Petr Sperka; Jing Wang; Ivan Krupka; Martin Hartl; Weimin Li; Xiaobo Wang; Weimin Liu The influence of the grease-water two-phase emulsion on the bearing tracks on the film formation has been studied by carrying out optical interferometry experiments on a ball disk test rig to observe...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. May 2023, 145(5): 054301.
Paper No: TRIB-22-1309
Published Online: January 17, 2023
...Ken Takahashi; Takafumi Nagatomo The calculating method for fatigue life of rolling bearings is based on the theory of Lundberg and Palmgren. The rated life is determined from the ratio of the dynamic load rating of the bearing to the dynamic equivalent load. However, in actual applications...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. March 2023, 145(3): 031201.
Paper No: TRIB-22-1200
Published Online: November 17, 2022
...Oliver Menck Fatigue life calculation in bearings is an issue that has been the focus of decades of research culminating in national and international standards that are easily applicable to a wide variety of applications. However, almost all research has focused on simple, repetitive operating...
Topics: Bearings, Stress
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. February 2023, 145(2): 021204.
Paper No: TRIB-22-1046
Published Online: November 10, 2022
...Michael Dawoud; Stephan Beitler; Hubert Schwarze The rolling element slip of an NU215 cylindrical roller bearing fitted with four cage types was studied under various operating conditions. In comparison, a specially designed full complement bearing with the same principal dimensions was also tested...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. February 2023, 145(2): 021203.
Paper No: TRIB-22-1063
Published Online: November 10, 2022
...Michael Dawoud; Stephan Beitler; Hubert Schwarze The slip behavior of four cage types was studied for an NU215 cylindrical roller bearing under radial forces lower than the minimum recommended by the manufacturer by performing force, speed, and oil flow ramp tests. In comparison, a specially...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. January 2023, 145(1): 011801.
Paper No: TRIB-22-1005
Published Online: October 7, 2022
... ] and Feng et al. [ 30 ] use the Reynolds’ equation of lubrication theory to calculate the stiffness and damping coefficients due to translational and angular motions of a water lubricated hydrodynamic journal bearing. The influence of laminar and turbulent flow conditions is investigated as well...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2022, 144(11): 112201.
Paper No: TRIB-22-1035
Published Online: June 23, 2022
...–thermal–load coupling model, a 30,205 tapered roller bearing with curved contact is examined by reading the real-time key point temperatures using thermocouple. Finally, the effectiveness of the presented model is verified through experiments and comparison. To simplify the analysis of the contact...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2022, 144(11): 111201.
Paper No: TRIB-21-1447
Published Online: June 20, 2022
...Jing Liu; Zidan Xu The heat generated during the bearing working process would greatly affect the working life and stability of bearing and mechanical transmission system. To analyze the heat generation of cylindrical roller bearings (CRBs), a theoretical calculation model of bearing friction...