1-20 of 22
Keywords: rough surface
Close
Sort by
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. August 2023, 145(8): 082202.
Paper No: TRIB-22-1278
Published Online: May 12, 2023
...Mingyu Zhang; Minglu Yao; Jing Wang; Yong Wan To improve mechanical efficiency, the tribological performance of short-period intermittent motion needs to be investigated. Based on the theory of thermal elastohydrodynamic lubrication (EHL) and considering the influences of rough surface, a mixed-EHL...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. August 2023, 145(8): 082201.
Paper No: TRIB-22-1378
Published Online: May 2, 2023
... conductive contact. In this work, a coupled structural–fluid theoretical model is developed for evaluating such intermittent contact breaks/gaps when two metallic rough surfaces in contact are under vibrations. The model is capable of predicting the increase in the fluid film as well as the contact...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 2022, 144(7): 071501.
Paper No: TRIB-21-1481
Published Online: January 27, 2022
...Zhaoning Sun; Xiaohai Li A finite element analysis of a rigid sphere contact with a deformable elastic–plastic plat called indentation model is studied. The numerical results are applied on the rough surfaces contact of the Greenwood-Williamson (G-W) model. A series of the relationships...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. September 2021, 143(9): 091701.
Paper No: TRIB-20-1273
Published Online: January 8, 2021
... Division of ASME for publication in the J ournal of T ribology . 10 06 2020 12 11 2020 13 11 2020 08 01 2021 fractal theory fretting wear artificial neural network rough surface abrasion adhesion contact mechanics dry friction surface fatigue and fretting Based...
Journal Articles
Publisher: ASME
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...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. March 2020, 142(3): 031602.
Paper No: TRIB-19-1133
Published Online: December 9, 2019
...-dimensional linear contact mixed elastohydrodynamic lubrication model and the contact stiffness calculation method of rough surface, a method for calculating the gear meshing stiffness under mixed lubrication is proposed in this paper. According to the proposed calculation method, the effects of speed...
Journal Articles
Publisher: ASME
Article Type: Other (Seals, Manufacturing)
J. Tribol. January 2012, 134(1): 012201.
Published Online: February 9, 2012
...Ping Zhou; Dongming Guo; Renke Kang; Zhuji Jin The average flow model offers a great convenience for the analysis of laminar flow over rough surfaces and is widely used in simulation studies. Flow factors used in the average flow model are generally expressed as a function of statistical properties...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 2010, 132(3): 031703.
Published Online: June 24, 2010
..., at such low clearances, the topography of the air bearing surfaces also comes into question, making it important to consider both rarefaction and surface roughness effects in the air bearing design. In order to simplify the air bearing analysis of rough surfaces, averaging techniques for the lubrication...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2010, 132(2): 021701.
Published Online: March 24, 2010
...James White This paper describes the derivation and numerical solution of a lubrication equation appropriate for high Knudsen number flows and certain types of striated rough surfaces. The derivation begins with the compressible form of the lubrication equation together with the nonlinear series...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. October 2009, 131(4): 044504.
Published Online: September 25, 2009
...W. Cheng; K. Farhang Approximate closed-form equations are derived for normal contact force between nominally flat rough surfaces in dry contact. The formulation is based on the asperity-level interaction in which adhesive forces between two asperities and elastic and rate-dependent forces...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2009, 131(4): 041402.
Published Online: September 23, 2009
... for the contact of two rough surfaces. Half-plane tangential force due to elastic-plastic contact is derived through the statistical summation of tangential force component along an arbitrary tangential direction. Two sets of equations are found. In the first set of equations the functional forms are simpler...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. July 2009, 131(3): 034503.
Published Online: June 1, 2009
...Ali Sepehri; Kambiz Farhang In this paper we consider the contact between two rectangular rough surfaces that provide normal and tangential contact forces, as well as contact moment, to counteract the net moment imposed by the applied forces. The surfaces are permitted to develop a slight angular...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2009, 131(2): 021401.
Published Online: March 3, 2009
... distribution q ( x ) (where q ( x , y ) = f p ( x , y ) everywhere) and subtracting from it a scaled form. Hertzian contact rough surface pressure distribution tangential compliance partial slip friction mechanical contact rough surfaces 19...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2008, 130(2): 021402.
Published Online: April 22, 2008
...Ling He; Timothy C. Ovaert By applying the line integral of Barnett–Lothe tensors on oblique planes, the three-dimensional rough surface contact problem for a semi-infinite anisotropic elastic half-plane in contact with a rough rigid sphere is formulated. The conjugate gradient technique...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. October 2007, 129(4): 952–956.
Published Online: April 28, 2007
... fractals random processes rough surfaces surface roughness fractal surface characterization rough surface topography contact mechanics Fractal modeling of contacting rough surfaces emerged because there existed major inadequacy in the early theory of tribology ( 1...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. October 2007, 129(4): 957–962.
Published Online: April 23, 2007
...J. Jamari; M. B. de Rooij; D. J. Schipper In this paper, a theoretical and experimental investigation is presented to study the contact behavior of the plastic contact of deterministic rough surfaces. Analyses exclude bulk deformation of the rough surface and concentrate to the contact on asperity...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Tribol. January 2007, 129(1): 40–59.
Published Online: August 4, 2006
... , 96 , pp. 250 – 257 . Cole , S. J. , and Sayles , R. S. , 1992 , “ A Numerical Model for the Contact of Layered Elastic Bodies with Real Rough Surfaces ,” ASME J. Tribol. 0742-4787 , 114 , pp. 334 – 340 . Mao , K. , Sun , Y. , and Bell , T. , 1996...