Results 11 to 20 of about 7,881,982 (352)

Effect of Micro-Textured Surfaces and Sliding Speed on the Lubrication Mechanism and Friction-Wear Characteristics of CF/PEEK Rubbing against 316L Stainless Steel under Seawater Lubrication

open access: yesApplied Sciences, 2021
In this work, the lubrication mechanism and friction-wear characteristics of the friction pair between carbon-fiber-reinforced polyether ether ketone (CF/PPEK) and 316L stainless steel with a micro-hemispherical pit textured surface at different sliding ...
Yingna Liang   +5 more
doaj   +2 more sources

Insights into the Multiscale Lubrication Mechanism of Edible Phase Change Materials. [PDF]

open access: yesACS Appl Mater Interfaces, 2023
Investigation of a lubrication behavior of phase change materials (PCM) can be challenging in applications involving relative motion, e.g., sport (ice skating), food (chocolates), energy (thermal storage), apparel (textiles with PCM), etc.
Soltanahmadi S, Bryant M, Sarkar A.
europepmc   +2 more sources

Tribological Properties and Lubrication Mechanism of Nickel Nanoparticles as an Additive in Lithium Grease. [PDF]

open access: yesNanomaterials (Basel), 2022
Nanomaterials exhibit intriguing tribological performance and have received particular attention in the lubrication field. However, little research has been found that surveyed the application of nanometer Ni in lithium grease.
Wang J, Zhang H, Hu W, Li J.
europepmc   +2 more sources

Electrostatic atomization minimum quantity lubrication machining: from mechanism to application

open access: yesInternational Journal of Extreme Manufacturing, 2022
Metal cutting fluids (MCFs) under flood conditions do not meet the urgent needs of reducing carbon emission. Biolubricant-based minimum quantity lubrication (MQL) is an effective alternative to flood lubrication.
Wenhao Xu   +12 more
semanticscholar   +1 more source

Cryogenic minimum quantity lubrication machining: from mechanism to application

open access: yesFrontiers of Mechanical Engineering, 2021
Cutting fluid plays a cooling-lubrication role in the cutting of metal materials. However, the substantial usage of cutting fluid in traditional flood machining seriously pollutes the environment and threatens the health of workers.
Mingzheng Liu   +14 more
semanticscholar   +1 more source

Lubrication mechanism in gearbox of high-speed railway trains

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
In this study, the moving particle semi-implicit (MPS) method is employed for numerical simulation of flow field in gearbox of high-speed railway trains so as to understand the lubrication mechanism and mode in the gearbox during high-speed operation.
Xingqiao Deng   +7 more
semanticscholar   +1 more source

Lubrication Mechanism of Phosphonium Phosphate Ionic Liquid in Nanoscale Single‐Asperity Sliding Contacts

open access: yesAdvanced Materials Interfaces, 2020
While phosphonium phosphate ionic liquids (ILs) have been evaluated as additives for engine oils owing to their excellent physico‐chemical properties, miscibility with hydrocarbon fluids, and promising tribological properties, their lubrication mechanism
Zixuan Li   +7 more
semanticscholar   +1 more source

Study of tribological properties and lubrication mechanism of surfactant-coated anthracite sheets used as lubricant additives

open access: yes, 2020
Anthracite sheets were coated by sorbitol fatty acid ester (span80) through ball-milling process. The tribological properties of the span80-coated anthracite sheets as the additive in polyalpha olefin were evaluated through a series of friction tests ...
Hailong Liu   +5 more
semanticscholar   +1 more source

Recent Progress in Cartilage Lubrication [PDF]

open access: yesAdvances in Materials, 2021
Healthy articular cartilage, covering the ends of bones in major joints such as hips and knees, presents the most efficiently‐lubricated surface known in nature, with friction coefficients as low as 0.001 up to physiologically high pressures.
Weifeng Lin, J. Klein
semanticscholar   +1 more source

Lubrication Mechanism of scCO2-MQL in the Assisted Machining of Titanium Alloys

open access: yesMachines, 2023
Cutting fluids are often used in the machining of titanium alloys to reduce processing temperature and maximize quality and productivity. The permeability of the cutting fluid in the capillary tube directly influences the effect of lubrication on cooling
Limin Shi   +3 more
doaj   +1 more source

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