Results 21 to 30 of about 22,870 (230)
Jixie 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]
Port Said Engineering Research JournalHydrodynamic 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
Results 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
Dynamic simulation of hydrodynamically interacting suspensions [PDF]
, 1988 A general method for computing the hydrodynamic interactions among an infinite suspension of particles, under the condition of vanishingly small particle Reynolds number, is presented.
Bossis, Georges +3 more
core +1 more source
Influence of short grooves on hydrodynamic lubrication of textured infinitely long sliders
Advances 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
Water stress: Opportunities for supply chain research
Production and Operations Management, EarlyView., 2023 Abstract Driven by climate change and overuse, water stress is a worsening sustainability concern that threatens businesses and communities across the globe. Leading global organizations such as the United Nations have expressed an urgent need for sustainable water management strategies across nations and economies.
Dustin Cole +4 more
wiley +1 more source
Identification of Local Lubrication Regimes on Textured Surfaces by 3D Roughness Curvature Radius [PDF]
, 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
Nihon 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
Nihon Kikai Gakkai ronbunshu, 2019 This report describes the study on the lubrication characteristics of porous journal bearings, which were made with oil impregnated sintered materials having some hydrodynamic shapes, to apply them for a DC Spindle Motor’s bearing system. Herring Bone (I
Shigeru OHTSUKA +3 more
doaj +1 more source
A coupled finite-volume CFD solver for two-dimensional elasto-hydrodynamic lubrication problems with particular application to rolling element bearings [PDF]
, 2016 This paper describes a new computational fluid dynamics methodology for modelling elastohydrodynamic contacts. A finite-volume technique is implemented in the ‘OpenFOAM’ package to solve the Navier-Stokes equations and resolve all gradients in a ...
Dini, D +3 more
core +1 more source