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Keywords: Asperities
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Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. September 2018, 140(5): 051402.
Paper No: TRIB-18-1119
Published Online: July 12, 2018
...Zhiqian Wang; Xingna Liu This paper studies elastic–plastic contact between Greenwood–Williamson (GW) rough surfaces, on which there are many asperities with the same radius whose height obeys the Gaussian distribution. A new plasticity index is defined as the ratio of the standard deviation...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. November 2018, 140(6): 061705.
Paper No: TRIB-17-1096
Published Online: June 13, 2018
.... Assoc. Editor: Alan Palazzolo. 19 03 2017 13 05 2018 Boundary lubrication Films Hydrodynamic lubrication Mixed lubrication Squeeze films Surface roughness Asperities Hydroviscous drive (HVD) is a new type of fluid power transmission, which transfers power with viscous...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. November 2018, 140(6): 061601.
Paper No: TRIB-17-1039
Published Online: May 21, 2018
... Wear Wear mechanisms Characterization Asperities Cavitation erosion is a sensitive issue for many components of hydraulic systems exposed to the action of high flow fluids and of vibrating components that are immersed in fluids. In order to increase the durability of hydraulic components...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. September 2018, 140(5): 051608.
Paper No: TRIB-17-1447
Published Online: May 14, 2018
...; published online May 14, 2018. Assoc. Editor: Stephen Boedo. 21 11 2017 13 04 2018 Piston rings Sliding Surface properties Surface roughness Wear Characterization Asperities The piston ring/cylinder bore tribosystem is of utmost importance for engine performance...
Topics: Cylinders, Wear
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. November 2018, 140(6): 061501.
Paper No: TRIB-17-1426
Published Online: May 7, 2018
.... A numerical approach was developed on the basis of stochastic solution of mixed lubrication, which combined the Patir and Cheng's average flow model for calculation of the hydrodynamic pressure and the Kogut and Etsion's (KE) rough surface contact model for calculation of the asperity contact pressure...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. September 2018, 140(5): 051401.
Paper No: TRIB-17-1278
Published Online: April 5, 2018
...-related features of the contact interface. In particular, the break-free force distribution function of the Jenkins elements could be expressed in terms of height distribution of surface asperities. The model considered the contribution of elastically, elasto-plastically as well as plastically deformed...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. July 2018, 140(4): 041504.
Paper No: TRIB-17-1387
Published Online: March 30, 2018
... received October 15, 2017; final manuscript received January 24, 2018; published online March 30, 2018. Assoc. Editor: Liming Chang. 15 10 2017 24 01 2018 Elastohydrodynamic lubrication Mixed lubrication Surface roughness Asperities Power and motion are transmitted through...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. July 2018, 140(4): 041706.
Paper No: TRIB-17-1304
Published Online: February 23, 2018
.... Assoc. Editor: Stephen Boedo. 31 07 2017 20 12 2017 Fluid film lubrication Hydrodynamic lubrication Surface roughness Surface treatments Asperities Surface texturing has become an effective method for improving the performance of many vital friction pairs such as piston...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. July 2018, 140(4): 041301.
Paper No: TRIB-17-1397
Published Online: February 22, 2018
... Wear mechanisms Characterization Asperities 22 10 2017 21 01 2018 Contributed by the Tribology Division of ASME for publication in the J OURNAL OF T RIBOLOGY . Manuscript received October 22, 2017; final manuscript received January 21, 2018; published online February 22, 2018...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. March 2018, 140(2): 021404.
Paper No: TRIB-16-1362
Published Online: October 9, 2017
... studied the lateral contact (shoulder–shoulder contact) between upper and lower asperities in the elastic and elastic-perfectly plastic stages, which is neglected by other classical models. The normal force can be divided into a normal component and a tangential component when two asperities...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. March 2018, 140(2): 021403.
Paper No: TRIB-17-1026
Published Online: October 4, 2017
...Yuechang Wang; Ying Liu; Gaolong Zhang; Yuming Wang The simulated rough surface with desired parameters is widely used as an input for the numerical simulation of tribological behavior such as the asperity contact, lubrication, and wear. In this study, a simulation method for generating non...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. March 2018, 140(2): 022002.
Paper No: TRIB-17-1107
Published Online: September 29, 2017
... textures were observed. Good adhesion of epoxy matrix and carbon nanotube may be one of the reasons for decreasing in wear rate. Furthermore, these plateaus formed on 0.1 wt. % multiwalled carbon nanotube-filled composite worn surface prevent direct contact of the counterpart asperities, which ultimately...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. March 2018, 140(2): 022201.
Paper No: TRIB-16-1195
Published Online: September 29, 2017
... Asperities A typical magnetorheological fluid (MRF) is a colloidal suspension which contains scattered magnetic particles in liquid with low magnetic permeability. When no magnetic field is applied, the liquid can be easily changed its form according to the shape of the vessel [ 1 ]. The viscosity...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2018, 140(1): 011609.
Paper No: TRIB-17-1036
Published Online: August 22, 2017
... fatigue, whereas abrasive part is an anticipatory outcome of plastic contacts by hard metal asperities on to soft polymer surface. Further, presuming adhesive interactions in elastic–plastic contacts, asperity contact theories with necessary modifications were analyzed to assess load and separation...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2018, 140(1): 011403.
Paper No: TRIB-17-1042
Published Online: August 2, 2017
... February 1, 2017; final manuscript received April 27, 2017; published online August 2, 2017. Assoc. Editor: James R. Barber. 01 02 2017 27 04 2017 Friction Interface Sliding Surface roughness Viscosity Asperities After the introduction of the concepts of multiscale...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2018, 140(1): 011604.
Paper No: TRIB-17-1028
Published Online: July 21, 2017
... the wear track to that of W a of 9.0  μ m (Fig. 21( c ) ) at higher applied normal load. The fretting wear mechanism of magnesium alloys at low and high applied normal load are described by the following phenomenon: at low loads, adhesion and deformation of asperities, formation of oxides, abrasion...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2018, 140(1): 011402.
Paper No: TRIB-16-1401
Published Online: July 21, 2017
... . Manuscript received December 26, 2016; final manuscript received April 27, 2017; published online July 21, 2017. Assoc. Editor: James R. Barber. 2 The error in classical asperity theories can be considerable and depends on the Nayak bandwidth (at least for the area load, see Ref. [ 23 ]), whereas...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2018, 140(1): 011701.
Paper No: TRIB-16-1355
Published Online: July 21, 2017
..., 2017; published online July 21, 2017. Assoc. Editor: Stephen Boedo. 17 11 2016 11 05 2017 Hydrodynamic lubrication Micro-tribology Surface roughness Asperities The pressure that is generated due to the relative motion of two surfaces in close proximity when...