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Journal Articles
Accepted Manuscript
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-21-1356
Published Online: May 17, 2022
...Shuyun Jiang; Yongjin Zhu Axial static stiffness is a main technical indicator for the ball screw feed drive system, and the elastic deformation outside the Hertz contact zone of the system affects its axial static stiffness. However, the influence of elastic deformation outside the Hertz contact...
Journal Articles
Accepted Manuscript
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-22-1023
Published Online: May 17, 2022
... a validated explicit finite element (FE) method to analyze transient wheel-rail rolling/slipping contact behaviors. The contact during the traction of the wheel from both standstill status and moving status is focused. Conditions of partial and full slip within the contact patch are considered by setting...
Journal Articles
Article Type: Research Papers
J. Tribol. September 2022, 144(9): 091704.
Paper No: TRIB-21-1395
Published Online: March 22, 2022
... process can be divided into two stages: the adhesion stage and the sliding stage [ 32 ]. At the fully sliding critical value, the friction force and friction coefficient were the smallest, the adhesive friction contact was the smallest, and the vibration amplitude increased sharply. This is the most...
Journal Articles
Accepted Manuscript
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-21-1387
Published Online: March 8, 2022
... causes metal oxides, which is likely to increase the electrical resistance at the contact interface. This research aims to develop an electrical circuit to be used with a reciprocating wear test machine to study the tribological performance of various thicknesses of tin and copper layers to reduce metal...
Journal Articles
Article Type: Research Papers
J. Tribol. August 2022, 144(8): 081702.
Paper No: TRIB-21-1517
Published Online: February 28, 2022
... the illustrations in Refs. [ 24 , 26 ]) and ( b ) schematic of exfoliation and sliding of PTFE crystalline slices near contact region in sliding friction (following the illustrations in Refs. [ 8 , 27 ]) (a) Crystallite structure of PTFE polymer (following the illustrations in Refs. [24,26]) and (b) schematic...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2022, 144(7): 071203.
Paper No: TRIB-21-1268
Published Online: February 8, 2022
... investigations, a new energy-based torque distribution model is established in the present study. In the proposed model, numerous affecting parameters, including the connector compression work, effective bearing radius, effective thread contact radius, and spiral angle are considered. Then a parameterized thread...
Journal Articles
Article Type: Research Papers
J. Tribol. June 2022, 144(6): 062303.
Paper No: TRIB-21-1398
Published Online: December 14, 2021
... roughness, on the sealing performance, is evaluated. Generally, it was found that for a given load, as the radius of the edge decreases, the maximum contact pressure increases, and the sealing performance improves. In addition, a lower surface roughness yielded better sealing for a given load. Surprisingly...
Journal Articles
Article Type: Research Papers
J. Tribol. February 2022, 144(2): 021204.
Paper No: TRIB-21-1283
Published Online: October 26, 2021
...Huijie Zhang; Shuhai Liu The tribological properties of proppant particle sliding on shale rock determine the shale gas production. This work focuses on investigating the impacts of sliding speed on the coefficient of friction (COF) and wear of the silica ball–shale rock contact, which...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2022, 144(1): 011705.
Paper No: TRIB-21-1238
Published Online: September 24, 2021
... which causes surface roughening of the tools and deterioration of deep drawn products. In this article, an adhesive wear model based on a deterministic approach is developed to predict the galling behavior in a deep drawing process. The model uses the surface topography, material properties and contact...
Journal Articles
Article Type: Research Papers
J. Tribol. May 2022, 144(5): 051501.
Paper No: TRIB-21-1180
Published Online: August 11, 2021
...X. M. Liang; Y. Ding; Y. Duo; W. K. Yuan; G. F. Wang In this paper, an incremental equivalent contact model is developed for elastic-perfectly plastic solids with rough surfaces. The contact of rough surface is modeled by the accumulation of circular contacts with varying radius, which is estimated...
Journal Articles
Article Type: Research Papers
J. Tribol. May 2022, 144(5): 051602.
Paper No: TRIB-21-1253
Published Online: August 3, 2021
...Arman Ahmadi; Farshid Sadeghi In this investigation, a three-dimensional (3D) finite element model (FEM) was developed to study fretting wear of Hertzian circular and line contacts. The wear law incorporated in this model is based on the accumulated dissipated energy (ADE). A stress-based damage...
Topics: Wear
Journal Articles
Article Type: Research Papers
J. Tribol. January 2022, 144(1): 011704.
Paper No: TRIB-21-1103
Published Online: June 18, 2021
... particles DMD process RSM dry sliding wear ANOVA contact friction tribological systems wear mechanisms The need for lightweight materials has focused attention on the development of metal matrix composites (MMCs) to improve fuel efficiency and minimize CO 2 emissions in automobiles, which...
Journal Articles
Article Type: Research Papers
J. Tribol. February 2022, 144(2): 021703.
Paper No: TRIB-20-1548
Published Online: May 6, 2021
...S. Sudhagar; Lokavarapu Bhaskara Rao This study was performed to measure the extent of wear of unlubricated spur gears on the involute tooth. Contacts that roll and slide normally undergo wear. When material removal occurs due to surface wear from the gear profile, the surface pressure in the gear...
Topics: Gears, Stress, Wear
Journal Articles
Article Type: Research Papers
J. Tribol. August 2021, 143(8): 081503.
Paper No: TRIB-21-1020
Published Online: April 9, 2021
...G. F. Wang; X. M. Liang; D. Yan The accurate calculation of the real contact area between rough surfaces is a key issue in tribology. In this paper, based on the geometrical information of total contact area and the number of contact patches with respect to surface separation, a new method...
Journal Articles
Article Type: Research Papers
J. Tribol. December 2021, 143(12): 121601.
Paper No: TRIB-20-1474
Published Online: March 24, 2021
...Leoluca Scurria; Tommaso Tamarozzi; Oleg Voronkov; Dieter Fauconnier When simulating elastohydrodynamic lubrication, two main approaches are usually followed to predict the pressure and fluid film thickness distribution throughout the contact. The conventional approach relies on the Reynolds...
Journal Articles
Article Type: Research Papers
J. Tribol. December 2021, 143(12): 121801.
Paper No: TRIB-20-1493
Published Online: February 23, 2021
...Hong-Wei Cui; Yu-Yu Jiang; Qi-Liang Wang Hydro-viscous drive has gained extensive application in fans, pumps, belt conveyors, and scraper conveyors for step-less speed regulating, soft starting, and overload protection. In the mixed friction stage, the state of contact and load-bearing capacity...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2021, 143(10): 102101.
Paper No: TRIB-20-1217
Published Online: February 12, 2021
... speed. The contact stability increased with applied load, while high sliding speed caused the drastic vibration of sliding contact. The studies can provide a beneficial guideline for the current-carrying applications of Cu/graphene composites to reduce the friction and wear. References [1...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2021, 143(10): 102201.
Paper No: TRIB-20-1421
Published Online: January 13, 2021
...Shuowen Zhang; Chenhui Zhang Mixed lubrication is a major lubrication regime in the presence of surface roughness. A deterministic model is established to solve mixed lubricated point contact in this paper, using a new method to solve the asperity contact region in mixed lubrication. Treatment...
Journal Articles
Article Type: Research Papers
J. Tribol. August 2021, 143(8): 081702.
Paper No: TRIB-20-1274
Published Online: November 25, 2020
... extent. These observations, however, can be understood in the light of Hertz’s theory, where, in the condition of contact between sphere and surface, the highest stresses and, consequently, the largest plastic deformation occurs beneath the surface, explaining the greater influence of deep rolling...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2021, 143(7): 071501.
Paper No: TRIB-20-1328
Published Online: November 2, 2020
...Lei-Tao Li; Xuan-Ming Liang; Yu-Zhe Xing; Duo Yan; Gang-Feng Wang The measurement of the real contact area between rough surfaces is one of the most challenging problems in contact mechanics and is of importance to understand some physical mechanisms in tribology. Based on the frustrated total...