Measurements of Water-Air Flow Phenomena in a Chamber with a Rotating Shaft
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Thermal Science"
DOI: 10.1007/s11630-020-1265-7
Abstract: The paper concerns the phenomena of the fluid film that occurs in the bearing chamber of an aircraft engine. The geometry of the system includes two concentric cylinders, between which there is a mixture of… read more here.
Keywords: fluid film; water; air; shaft ... See more keywords
Numerical simulatim of rainwater accumulation and flow characteristics over windshield of high-speed trains
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Central South University"
DOI: 10.1007/s11771-020-4288-z
Abstract: In this paper, a Euler-Lagrangian particle/fluid film/VOF coupled multiphase flow model is presented. Numerical simulations are conducted, and the rainwater accumulation and flow characteristics over two types of windshields are studied based on the presented… read more here.
Keywords: fluid film; accumulation flow; rainwater accumulation; film ... See more keywords
A semianalytical approach to nonlinear fluid film forces of a hydrodynamic journal bearing with two axial grooves
Sign Up to like & getrecommendations! Published in 2019 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2018.07.048
Abstract: Abstract A semianalytical approach to nonlinear fluid film forces of a hydrodynamic journal bearing with two axial grooves under the cavitation boundary condition is proposed. The pressure distribution of the Reynolds equation of a finitely… read more here.
Keywords: film forces; journal bearing; fluid film; film ... See more keywords
Qualitative potentials of surface textures and coatings in the performance of fluid-film bearings: a critical review
Sign Up to like & getrecommendations! Published in 2021 at "Surface Topography: Metrology and Properties"
DOI: 10.1088/2051-672x/abdda0
Abstract: The purpose of this article is to present the physical insights behind the successful implementation of surface textures and coatings in fluid film bearing systems for improving the tribological performance. The article is a systematic… read more here.
Keywords: performance; textures coatings; surface textures; fluid film ... See more keywords
Combined effect of recess shape and fluid film thickness on the performance characteristics of hydrostatic guideways
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/09544062221127626
Abstract: Hydrostatic guideways, meant for linear motion are used in high-precision machine tools, to reduce vibration and improve the damping characteristics. The hydrostatic pad in the guideway is provided with a recess, to facilitate the formation… read more here.
Keywords: recess; fluid film; pressure; fluid ... See more keywords
Fluid-film lubrication computing with many-core processors and graphics processing units
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Mechanical Engineering"
DOI: 10.1177/1687814018804719
Abstract: The advancement of modern processors with many-core and large-cache may have little computational advantages if only serial computing is employed. In this study, several parallel computing approaches, using devices with multiple or many processor cores,… read more here.
Keywords: graphics processing; fluid film; processing units; film lubrication ... See more keywords
Theoretical and Numerical Investigation of Reduction of Viscous Friction in Circular and Non-Circular Journal Bearings Using Active Lubrication
Sign Up to like & getrecommendations! Published in 2023 at "Lubricants"
DOI: 10.3390/lubricants11050218
Abstract: Reducing friction losses is one of the most common ways to improve fluid film bearings, whose adjustable design provides additional opportunities to improve their dynamic and tribological properties. Previous studies have shown the possibility of… read more here.
Keywords: friction; fluid film; viscous friction; reduction viscous ... See more keywords
Experimental and Numerical Investigation of Static and Dynamic Characteristics of Bio-Oils and SAE40 in Fluid Film Journal Bearing
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15103595
Abstract: Mineral-based oils are the market leaders when it comes to their consumption in different types of rotating machines. Recently, a lot of attention has been given to the bio-oils and lubricants due to their better… read more here.
Keywords: journal bearing; bio oils; dynamic characteristics; fluid film ... See more keywords
Viscoelastic Response of Elastohydrodynamically Lubricated Compliant Contacts below Glass-Transition Temperature
Sign Up to like & getrecommendations! Published in 2023 at "Polymers"
DOI: 10.3390/polym15112528
Abstract: The widespread use of polymers in the high-performance engineering applications brings challenges in the field of liquid lubrication in order to separate the rubbing surfaces by the coherent fluid-film thickness relative to not only the… read more here.
Keywords: temperature; film thickness; response; fluid film ... See more keywords