Results 11 to 20 of about 24,285 (271)

Theory of Hydrodynamic Lubrication [PDF]

open access: bronzeJournal of Applied Mechanics, 1962
Oscar Pinkus   +2 more
openaire   +3 more sources

Hydrodynamic interactions in dense active suspensions: from polar order to dynamical clusters [PDF]

open access: yes, 2017
We study the role of hydrodynamic interactions in the collective behaviour of collections of microscopic active particles suspended in a fluid. We introduce a novel calculational framework that allows us to separate the different contributions to their ...
Liverpool, Tanniemola B.   +1 more
core   +3 more sources

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

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

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

Stokesian Dynamics [PDF]

open access: yes, 1988
Particles suspended or dispersed in a fluid medium occur in a wide variety of natural and man-made settings, e.g. slurries, composite materials, ceramics, colloids, polymers, proteins, etc.
Bossis, Georges, Brady, John F.
core   +1 more source

Identification of Local Lubrication Regimes on Textured Surfaces by 3D Roughness Curvature Radius [PDF]

open access: yes, 2014
This paper proposes a new method of 3D roughness peaks curvature radius calculation and its application to tribological contact analysis as a characteristic signature of tribological contact.
Bigerelle, Maxence   +3 more
core   +2 more sources

Influence of short grooves on hydrodynamic lubrication of textured infinitely long sliders

open access: yesAdvances in Mechanical Engineering, 2018
The influence of geometrical parameters of the short grooves on the hydrodynamic lubrication is studied in this article. Based on Reynolds equation and Jakobsson–Floberg–Olsson cavitation theory, an analytical model is developed to investigate the ...
Hao Fu   +4 more
doaj   +1 more source

Experimental study on the lubrication characteristics of porous journal bearings with hydrodynamic shape forming at annular surface under sine-wave vibrated conditions (Examination into the shaft whirling behavior at pivot supported condition by measuring the time history waveform on shaft with parameter of vibrated Frequency changes)

open access: yesNihon Kikai Gakkai ronbunshu, 2018
This report describes the study on the lubrication characteristics of porous journal bearings as a DC spindle motor's bearing system made with oil impregnated sintered materials having some hydrodynamic shapes. Herring Bone (I & II), Three Lobed
Shigeru OHTSUKA   +3 more
doaj   +1 more source

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