Results 1 to 10 of about 22,539 (211)

Hydrodynamic lubrication in colloidal gels.

open access: yesSoft Matter, 2023
In this work, we show that hydrodynamic lubrication and far-field hydrodynamics combine to drastically shift the structural evolution of colloidal gels both during formation and aging.
Torre KW, de Graaf J.
europepmc   +6 more sources

The effect of the electrical double layer on hydrodynamic lubrication: a non-monotonic trend with increasing zeta potential [PDF]

open access: yesBeilstein Journal of Nanotechnology, 2017
In the present study, a modified Reynolds equation including the electrical double layer (EDL)-induced electroviscous effect of lubricant is established to investigate the effect of the EDL on the hydrodynamic lubrication of a 1D slider bearing.
Dalei Jing, Yunlu Pan, Xiaoming Wang
doaj   +2 more sources

Electro-magneto-hydrodynamic lubrication [PDF]

open access: yesOpen Physics, 2018
The topic of the presented paper aims to demonstrate a new principle of hydrodynamic lubrication in mechanical, thermal and electro-magnetic fields. Up till now, when dealing with the hydrodynamic theory lubrication, many authors of scientific papers ...
Wierzcholski Krzysztof, Miszczak Andrzej
doaj   +2 more sources

Fluid–Structure Interaction Analysis in Ball Bearings Subjected to Hydrodynamic and Mixed Lubrication

open access: yesApplied Sciences, 2023
The mathematical and computational modeling of the lubricated contact between bearing surfaces is presented to analyze the sliding friction using a realistic 3D model on a microscopic scale.
Marvelúcia Almeida   +2 more
doaj   +1 more source

A New Thermal Elasto-Hydrodynamic Lubrication Solver Implementation in OpenFOAM

open access: yesLubricants, 2023
Designing effective thermal management systems within transmission systems requires simulations to consider the contributions from phenomena such as hydrodynamic lubrication regions.
James Layton   +5 more
doaj   +1 more source

An Experimental Investigation of Hydrodynamic Journal Bearing with Different Oil Grades [PDF]

open access: yesPort Said Engineering Research Journal, 2019
Journal bearings are known to be intrinsic components in different marine applications. They are regarded as the most instrumental means by which large loads could be transmitted at mean speed of rotation.
Nour Marey
doaj   +1 more source

Manipulating Frictional Performance of Wet Clutch Engagement through Material Properties and Operating Conditions

open access: yesLubricants, 2022
Wet clutch engagement is mainly influenced by the frictional behaviors between the friction pad and steel plate as well as the lubrication behaviors.
Siyoul Jang
doaj   +1 more source

Lubrication State Transformation and Characteristic Analysis of Sliding Bearing under Low Rotary Speed and High Eccentric

open access: yesJixie chuandong, 2022
Taking hydrodynamic sliding bearing as the research object,models of hydrodynamic lubrication and mixed lubrication are established. The characteristic parameters such as friction force,friction coefficient,load-carrying capacity and temperature rise of ...
Hongbin Zhang   +3 more
doaj  

Experimental and Theoretical Investigation for Shaft Journal Bearing Lubrication Performance [PDF]

open access: yesPort Said Engineering Research Journal
Hydrodynamic lubrication is definitely one of the foremost factors upon which the load carrying capacity within journal bearing mainly rely. Therefore, maintaining journal bearing lubrication away from boundary and transient lubrication regions is so ...
Nader Abdul Rahman   +3 more
doaj   +1 more source

A multiphase flow study for lubrication characteristics on the internal flow pattern of ball bearing

open access: yesResults in Engineering, 2023
This work proposes a general method for establishing the lubrication analysis model of ball bearing and the oil-air multiphase flow characteristics inside ball bearing is revealed by CFD. Based on the geometric feature, the micro-clearance in the chamber
Wentao Shan   +5 more
doaj   +1 more source

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