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Keywords: mixed lubrication
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Journal Articles
Article Type: Research Papers
J. Tribol. July 2022, 144(7): 071603.
Paper No: TRIB-21-1346
Published Online: January 13, 2022
... film lubrication, full film lubrication ω 1 , ω 2 = angular velocity for driving gear and driven gear helical gear time-varying mesh stiffness mixed EHL condition tooth surface wear elastohydrodynamic lubrication mixed lubrication surface roughness and asperities surfaces...
Journal Articles
Article Type: Research Papers
J. Tribol. May 2022, 144(5): 052201.
Paper No: TRIB-21-1400
Published Online: November 25, 2021
... lubrication. Conventional 2-body mixed lubrication is a special case of 3-body mixed lubrication analysis with particle size of zero. This study revealed that the values of real contact area, film thickness, contact mode, and the solid contact load in 3-body contact were larger than those in ideal 2-body...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2022, 144(1): 011603.
Paper No: TRIB-21-1282
Published Online: October 20, 2021
... on the contact area; in particular, Wu and Cheng [ 22 ] have given the friction model along the line of gear contact. Gear efficiency and its friction value under mixed-lubrication have been studied and discussed actively from around 1950 [ 1 – 8 ]. Churning loss [ 9 ] and windage loss [ 10 ] of gears have...
Topics: Friction, Gears
Journal Articles
Article Type: Research Papers
J. Tribol. May 2022, 144(5): 051901.
Paper No: TRIB-21-1200
Published Online: August 27, 2021
... 07 2021 27 08 2021 friction lubricant additives mixed lubrication solid lubricants Petroleum-based commercial lubricants are the subject of numerous studies due to not only the progressive depletion of the world reserves of fossil fuels but also the concern about...
Journal Articles
Article Type: Research Papers
J. Tribol. May 2022, 144(5): 051603.
Paper No: TRIB-21-1177
Published Online: August 27, 2021
... in Ball-Race Contacts Operating in Mixed Lubrication Conditions ,” Lubricants , 3 ( 2 ), pp. 222 – 243 . 10.3390/lubricants3020222 [7] Zhang , X. , Xu , H. , Chang , W. , Xi , H. , Xing , Y. , Pei , S. , and Wang , F. , 2019 , “ Torque Variations of Ball Bearings...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2022, 144(1): 011702.
Paper No: TRIB-20-1554
Published Online: April 22, 2021
... of carbide ceramics, promoting the hydrodynamic lubrication for carbide ceramics. B 4 C ceramic shows lower friction coefficients than those of SiC and B 4 C–SiC ceramics in boundary lubrication and mixed lubrication at 20 and 40 N. Table 2 Friction test conditions Sliding speed (m/s) 0.005...
Journal Articles
Article Type: Research Papers
J. Tribol. November 2021, 143(11): 111801.
Paper No: TRIB-20-1414
Published Online: February 12, 2021
... lubrication mixed lubrication scratching sliding surface properties and characterization surface treatments tribological systems Various surface technologies—milling, turning, polishing, sandblasting, and laser texturing—have generated distinctly different surface textures for ice friction...
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. September 2021, 143(9): 091201.
Paper No: TRIB-19-1478
Published Online: January 8, 2021
...@kit.edu Contributed by the Tribology Division of ASME for publication in the J ournal of T ribology . 19 11 2019 29 11 2020 29 11 2020 08 01 2021 boundary lubrication elastohydrodynamic lubrication films fluid film lubrication gears lubricants mixed lubrication...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2021, 143(7): 071401.
Paper No: TRIB-20-1132
Published Online: October 29, 2020
... nanostructuration. 24 03 2020 21 09 2020 21 09 2020 29 10 2020 dry friction fluid friction mixed lubrication solid lubricants Topographies of the tribofilms surfaces built-up under dry or liquid (dodecane) conditions are investigated by SEM. Micrographs of graphite and hBN...
Journal Articles
Article Type: Research Papers
J. Tribol. June 2021, 143(6): 062301.
Paper No: TRIB-20-1222
Published Online: October 27, 2020
... effects on combined seals, the traditional axisymmetric modeling method will introduce the overstretching problems, resulting in large errors. To overcome this problem, this paper proposed a putter-movement method, where an extra putter is introduced into the model, and a mixed-lubrication theory...
Journal Articles
Article Type: Research Papers
J. Tribol. June 2021, 143(6): 061601.
Paper No: TRIB-20-1297
Published Online: October 27, 2020
...: talbot.11@osu.edu Contributed by the Tribology Division of ASME for publication in the J ournal of T ribology . 29 06 2020 08 09 2020 09 09 2020 27 10 2020 elastohydrodynamic lubrication gears mixed lubrication Helical gears are by far the most widely used...
Journal Articles
Article Type: Research Papers
J. Tribol. February 2021, 143(2): 022201.
Paper No: TRIB-20-1228
Published Online: September 21, 2020
... model of mixed lubrication was developed for the lubricated friction pairs under cyclic loading. The metal contact was calculated by an improved asperity contact model of elastic–plastic with the loading, unloading, and reloading characteristics in consideration. The developed model was applied...
Journal Articles
Article Type: Research Papers
J. Tribol. February 2021, 143(2): 021901.
Paper No: TRIB-20-1169
Published Online: August 5, 2020
... conditions, increasing the coumarin concentration had an obvious effect on the mixed lubrication (ML) and elasto-hydrodynamic lubrication (EHL) regions but not on other lubrication regions. Moreover, a mathematical model was proposed to show the relationship between FC and friction velocity. Importantly...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2021, 143(1): 011601.
Paper No: TRIB-20-1109
Published Online: July 28, 2020
...Yuechang Wang; Abdel Dorgham; Ying Liu; Chun Wang; Mark C. T. Wilson; Anne Neville; Abdullah Azam The ability to simulate mixed lubrication problems has greatly improved, especially in concentrated lubricated contacts. A mixed lubrication simulation method was developed by utilizing the semi-system...
Includes: Supplementary data
Journal Articles
Article Type: Research Papers
J. Tribol. August 2020, 142(8): 082101.
Paper No: TRIB-19-1473
Published Online: April 8, 2020
... adhesion lubricant additives lubricants mixed lubrication nanotribology surface fracture cracking wear The colloidal dispersal of nanoparticles in oil suspensions used for the functions of cooling and lubricating has significance for minimizing the tribological problems. The colloidal...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2020, 142(7): 071701.
Paper No: TRIB-19-1425
Published Online: March 2, 2020
... 30 01 2020 water-lubricated bearings sliding wear mixed lubrication transient analysis Water-lubricated bearings have been attracted increasing attention owing to their excellent performances compared with oil-lubricated bearings, including lower temperature rise, smaller...
Journal Articles
Article Type: Research Papers
J. Tribol. June 2020, 142(6): 061703.
Paper No: TRIB-19-1368
Published Online: February 26, 2020
... frequency of 5 Hz, mixed lubrication dominated, while under reciprocating frequency of 25 Hz, the lubrication regimes changed from mixed to full film lubrication. The influence of the interaction between particles and surface pores on the lubricating behaviors is discussed as follows: Under reciprocating...
Journal Articles
Article Type: Research Papers
J. Tribol. May 2020, 142(5): 052301.
Paper No: TRIB-19-1193
Published Online: January 30, 2020
...@zf.com Email: sauer@mv.uni-kl.de Contributed by the Tribology Division of ASME for publication in the J ournal of T ribology . 02 05 2019 10 12 2019 11 12 2019 20 12 2019 transient thermoelastohydrodynamics radial shaft seals structuring mixed lubrication...
Journal Articles
Article Type: Research Papers
J. Tribol. May 2020, 142(5): 052101.
Paper No: TRIB-19-1387
Published Online: January 29, 2020
.... , and Tenne , R. , 2003 , “ Tribological Properties of WS2 Nanoparticles Under Mixed Lubrication ,” Wear , 255 ( 7–12 ), pp. 785 – 793 . 10.1016/S0043-1648(03)00044-9 [32] Gulzar , M. , Masjuki , H. , Varman , M. , Kalam , M. , Mufti , R. A. , Zulkifli , N. , Yunus...