Results 11 to 20 of about 107,651 (313)

Modeling the Influence of Oil Film, Position and Orientation Parameters on the Accuracy of a Laser Triangulation Probe [PDF]

open access: yesSensors, 2019
The laser triangulation probe conveniently obtains surface topography data of a measured target. However, compared to the touch probe, its reliability and accuracy can be negatively affected by various factors associated with the object being measured ...
Chengxing Wu   +3 more
doaj   +2 more sources

Oil repartition in a foam film architecture [PDF]

open access: yesSoft Matter, 2014
The propagation and distribution of oil inside the aqueous network of a foam is investigated in the case where oil can invade the foam without breaking it.
Piroird, Keyvan   +2 more
openaire   +6 more sources

Oil Film Formation of Reciprocating Seals Observed by Interferometry [PDF]

open access: yesTribology Online, 2014
Oil film thickness in rubber piston seals is measured by interferometry. Optimized optics and fluids enable clear interferograms. The oil film thickness on the contact area is measured during reciprocating motion.
Kenichi Yoshimura   +2 more
doaj   +2 more sources

Relationship between Supplied Oil Flow Rates and Oil Film Thicknesses under Starved Elastohydrodynamic Lubrication

open access: yesLubricants, 2015
Many studies have already considered starved lubrication. However, there have been no reports on the oil film thicknesses under steady starved EHL (elastohydrodynamic lubrication), where the ultra-low volume of oil supplied per unit time is uniform.
Taisuke Maruyama, Tsuyoshi Saitoh
doaj   +3 more sources

Quantification of oil film thickness on the top ring sliding surface by visualization

open access: yesNihon Kikai Gakkai ronbunshu, 2023
The oil film thickness of the piston ring at the sliding surface affects oil consumption, friction loss and wear of the ring and liner in internal combustion engines.
Akito WATANABE   +5 more
doaj   +1 more source

Acquisition Method for Micro-gap Oil Film Morphology of Hydrostatic Workbench Having Double Rectangular Cavities under Working Conditions of High-Speed and Heavy-Load [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2022
When the hydrostatic workbench is running under high-speed overload conditions, the friction by-product is partially placed, causing the micro-gap oil film to be smaller, and the tribology is exposed.
X. D. Yu   +9 more
doaj   +1 more source

Study on the Thermohydrodynamic Friction Characteristics of Surface-Textured Valve Plate of Axial Piston Pumps

open access: yesMicromachines, 2022
The purpose of this paper is to study the oil film and friction characteristics of valve plates with a micro-textured surface and to explore the influence of textures of different shapes and sizes on the valve plates.
Zhaoqiang Wang   +4 more
doaj   +1 more source

Viscous Oil Film Thermal Modeling of Hydrostatic Bearings With a Rectangular Microgroove Surface

open access: yesFrontiers in Energy Research, 2022
The thermal effect of the viscous oil film of hydrostatic bearings is the key factor causing bearing errors, and the hydrostatic bearing working surface with microgroove structures can potentially inhibit the thermal effect and effectively ensure the ...
Teng Liu   +8 more
doaj   +1 more source

TEMPERATURE EFFECT IN MINIMUM OIL FILM THICKNESS MEASUREMENTS IN A SIMPLIFIED SINGLE-RING TEST RIG USED TO SIMULATE THE PISTON-CYLINDER ASSEMBLY [PDF]

open access: yesProceedings on Engineering Sciences, 2019
As part of the study of the complex lubrication phenomena between the piston-ring and the cylinder liner, it is important to characterize the oil film thickness in view of new designs that can be implemented for the piston-ring assembly.
Polychronis S. DELLIS
doaj   +1 more source

Establishing the True Dynamic Bending Moment of Propeller Shaft Using a Single Bridge of Strain Gauge

open access: yesApplied Sciences, 2022
The measurement of shaft bending (whirling) moment can be performed via a telemetry system including strain gauges which can obtain the bending stress.
Quang Dao Vuong   +8 more
doaj   +1 more source

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