Study on surface roughness and piezo-viscous shear thinning lubricant effects on the performance of hole-entry hybrid spherical journal bearing

AK Tomar, SC Sharma - Tribology International, 2022 - Elsevier
Previous lubrication studies concerning the non-recessed hole-entry hybrid spherical
journal bearings are mainly carried out without the consideration of surface roughness …

Performance of textured spherical thrust hybrid bearing operating with shear thinning and piezoviscous lubricants

N Agrawal, SC Sharma - Proceedings of the Institution of …, 2022 - journals.sagepub.com
Improving the lubricating performance of tribo-pairs using engineering textured surfaces has
been the main focus of tribology research in recent years. The use of a suitably designed …

Elasto-hydrodynamic lubrication analysis of a porous misaligned crankshaft bearing operating with nanolubricants

R Hamel, M Lahmar, B Bou-Saïd - Mechanics & Industry, 2023 - mechanics-industry.org
In this paper, the combined effects of the characteristic size and concentration of inorganic
fullerene-like tungsten disulphide nanoparticles (IF-WS 2 NPs) or molybdenum disulphide …

The effects of ultra-low viscosity engine oil on mechanical efficiency and fuel economy

Y Zhang, Z Ma, Y Feng, Z Diao, Z Liu - Energies, 2021 - mdpi.com
The development of a sustainable powertrain requires improved thermal efficiency.
Reducing frictional power losses through the use of ultra-low viscosity oil is one of the most …

Combined effects of elastic deformation and piezo-viscous dependency on the performance of a journal bearing operating with a non-Newtonian fluid

B Chetti, M Hemis, O Tahar… - Proceedings of the …, 2022 - journals.sagepub.com
A theoretical study of the effects of elastic deformation and the variation of viscosity with
pressure on the performance characteristics of a circular journal bearing lubricated with non …

Shear-Thinning and piezoviscous lubricant behavior of spiral grooved hybrid thrust pad bearing configurations

N Kumar, SC Sharma - Proceedings of the Institution of …, 2023 - journals.sagepub.com
The present study investigates the effects of shear-thinning and piezoviscous lubricant on
the behavior of inwardly and outwardly spiral grooved hybrid annular thrust pad bearing …

Revisiting mobility-based predictions of cyclic minimum film thickness in big-end connecting rod bearings

S Boedo, TM Blais - SAE International Journal of Engines, 2022 - JSTOR
This article compares elastohydrodynamic lubrication (EHL) and mobility-based solution
methods for the determination of cyclic minimum film thickness hmin* encountered in four …