Results 91 to 100 of about 9,862 (276)

Self-sustained lift and low friction via soft lubrication

open access: yes, 2016
Relative motion between soft wet solids arises in a number of applications in natural and artificial settings, and invariably couples elastic deformation and fluid flow.
Jules, Théo   +3 more
core   +3 more sources

Effect of viscosity on rolling-element fatigue life at cryogenic temperature with fluorinated ether lubricants [PDF]

open access: yes
Rolling-element fatigue tests were conducted with 12.7-mm-(1/2-in.-) diameter AISI 52100 steel balls in the NASA five-ball fatigue tester, with a maximum hertz stress of 5500 mN/m2 (800 000 psi), a shaft speed of 4750 rpm, lubricant temperature of 200 K (
Dietrich, M. W., Zaretsky, E. V.
core   +1 more source

Experimental investigations of elastohydrodynamic lubrication [PDF]

open access: yes
Various experimental studies of elastohydrodynamic lubrication have been reviewed. The various types of machines used in these investigations, such as the disc, two and four ball, crossed-cylinders, and crossed-axes rolling disc machine, are described ...
Dowson, D., Hamrock, B. J.
core   +1 more source

Elastohydrodynamic lubrication theory [PDF]

open access: yes
The isothermal elastohydrodynamic lubrication (EHL) of a point contact was analyzed numerically by simultaneously solving the elasticity and Reynolds equations.
Dowson, D., Hamrock, B. J.
core   +1 more source

Analysis of Elastohydrodynamic Lubrication for Steel-polymer Spur Gear Pairs

open access: yesJixie chuandong
Polymer gears have the advantages of good self-lubrication and low production cost. Polymer gears are susceptible to pitting failure in transmission due to load, lubrication, etc. Metal-polymer gears' pairs have a longer service life than polymer-polymer
Zhou Jia'ao   +3 more
doaj  

Elastohydrodynamic lubrication of elliptical contacts for materials of low elastic modulus. 1: Fully flooded conjunction [PDF]

open access: yes
Elastohydrodynamic lubrication concepts of conjunctions of elliptical form are applied to materials of low elastic modulus. The influence of the ellipticity parameter and the dimensionless speed, load, and material parameters on minimum film thickness ...
Dowson, D., Hamrock, B. J.
core   +1 more source

Elastohydrodynamics of a sliding, spinning and sedimenting cylinder near a soft wall

open access: yes, 2015
We consider the motion of a fluid-immersed negatively buoyant particle in the vicinity of a thin compressible elastic wall, a situation that arises in a variety of technological and natural settings.
Mahadevan, L., Salez, Thomas
core   +3 more sources

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