Results 11 to 20 of about 834 (177)

Elastohydrodynamic Lubrication [PDF]

open access: yesLubricants, 2020
The development of EHL theory from its tentative beginnings is outlined, with an account of how Ertel explained its relation to Hertz contact theory. The problems caused by the failure of the early numerical analysts to understand that the film thickness
James A. Greenwood
doaj   +3 more sources

A mixed thermal elastohydrodynamic lubrication model of rotary lip seal [PDF]

open access: yesScience Progress, 2020
Rotary lip seal is used in various applications where the rotation shaft needs to be sealed, such as hydraulic pumps, fuel pumps, camshafts, crankshafts, and so on.
Xiaokai Huang, Shouwen Liu, Chao Zhang
doaj   +2 more sources

Thin Film Morphology and Tribology Study in a Compliant Contact

open access: yesBiosurface and Biotribology
Sensory properties of food, such as creaminess and smoothness, enhance the overall consumption experience. These properties are also linked to swallowing difficulties in elderly individuals.
Yating Huang   +6 more
doaj   +2 more sources

Relationship Between Physical Characteristics of Cereal Polysaccharides and Soft Tribology-The Importance of Grain Source and Malting Modification. [PDF]

open access: yesFood Sci Nutr
The physical characteristics of the main starch and non‐starch polysaccharides in worts were characterized. The lubrication behaviour of the worts was analyzed by soft tribology. The data analysis showed the relationship between the molar mass and conformation of these polysaccharied and lubrication behaviour in laboratory‐produced worts.
Moreno Ravelo RC, Gastl M, Becker T.
europepmc   +2 more sources

A Study on Anti-Shock Performance of Marine Diesel Engine Based on Multi-Body Dynamics and Elastohydrodynamic Lubrication

open access: yesApplied Sciences, 2021
Diesel engine anti-shock performance is important for navy ships. The calculation method is a fast and economic way compared to underwater explosion trial in this field.
Liang Chen   +4 more
doaj   +1 more source

Wind turbine main-bearing lubrication – Part 1: An introductory review of elastohydrodynamic lubrication theory [PDF]

open access: yesWind Energy Science, 2022
This paper is the first in a two-part study on lubrication in wind turbine main bearings. Elastohydrodynamic lubrication is a complex field, the formulas and results from which should not be applied blindly, but with proper awareness and consideration of
E. Hart, E. de Mello, R. Dwyer-Joyce
doaj   +1 more source

Piston Compression Ring Elastodynamics and Ring–Liner Elastohydrodynamic Lubrication Correlation Analysis

open access: yesLubricants, 2022
Friction loss in an internal combustion engine largely depends on elastohydrodynamic lubrication. The piston compression ring is a contributor to such parasitic losses in the piston subsystem.
Swagatika Biswal, Prakash Chandra Mishra
doaj   +1 more source

Transient Thermo Elastohydrodynamic Lubrication of Asymmetric Polymer Planetary Gear with Addendum Modification

open access: yesJixie chuandong, 2022
In order to investigate the thermo elastohydrodynamic lubrication characteristics of internal meshing asymmetrical gears with addendum modification, the transient thermo elastohydrodynamic lubrication of asymmetrical polymer gears with addendum ...
Mingyu Zuo   +5 more
doaj  

Analysis of Transient Elastohydrodynamic Lubrication of Asymmetric Polymer Gear

open access: yesJixie chuandong, 2021
Polymer gears are light and corrosion resistant, which can reduce noise and improve economic benefits. Correspondingly, polymer gear teeth are weaker than metal ones, so asymmetric design is adopted to improve the strength of polymer gear.
Mingyu Zuo   +5 more
doaj  

Investigation of Couple Stress Fluid and Surface Roughness Effects in the Elastohydrodynamic Lubrication Problems using Wavelet-Based Decoupled Method

open access: yesLubricants, 2016
The standard decoupled method with Newton-generalized minimum residual procedure performs poorly or may break down when used to solve certain elastohydrodynamic lubrication problems.
Siddu C. Shiralashetti   +1 more
doaj   +1 more source

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