Numerical Simulation of Influence of Surface Features on the Elastohydrodynamic Lubrication of Sliding Line Contact Using Krylov Subspace Method
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DOI: 10.1007/s10598-021-09526-x
Abstract: The article presents an efficient novel numerical method to investigate overrolling (with slip) of transient EHL line contact problem with surface asperities. Jacobian free Newton–Krylov subspace (JFNK) method is used for the solution of discretized… read more here.
Keywords: line; line contact; surface; method ... See more keywords
Experimental and Numerical Analysis of Soft Elastohydrodynamic Lubrication in Line Contact
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DOI: 10.1007/s11249-017-0825-9
Abstract: This paper describes an experimental setup that allows the observations of the stress distribution under soft elastohydrodynamic lubrication (EHL) in line contact by means of photoelasticity. This experimental method is rarely used in the EHL… read more here.
Keywords: lubrication; line contact; elastohydrodynamic lubrication; soft elastohydrodynamic ... See more keywords
Stiffness and damping models for the oil film in line contact elastohydrodynamic lubrication and applications in the gear drive
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DOI: 10.1016/j.apm.2018.05.012
Abstract: Abstract Innovative stiffness and damping models for oil films are developed to account for the impacts in both normal and tangential directions. Given that these models are applied to a gear drive in line contact… read more here.
Keywords: stiffness; line contact; gear drive; stiffness damping ... See more keywords
Effects of clamping misalignments on the line-contact deformation of a constrained elastica
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Non-linear Mechanics"
DOI: 10.1016/j.ijnonlinmec.2017.12.009
Abstract: Abstract Previous research shows that the lowest two natural frequencies of the line-contact deformation of a clamped–clamped elastic strip constrained by a pair of plane walls located symmetrically with respect to the clamping axis are… read more here.
Keywords: line contact; clamping misalignments; contact deformation; line ... See more keywords
Contact between two planar buckled beams pushed together transversely
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Solids and Structures"
DOI: 10.1016/j.ijsolstr.2020.04.029
Abstract: Abstract In this paper we study the behavior of two buckled beams when they are pushed toward each other. The elastica model is adopted in the theoretical formulation. In the early stage, the buckled beams… read more here.
Keywords: line contact; buckled beams; contact two; beams pushed ... See more keywords
Finite line contact stiffness under elastohydrodynamic lubrication considering linear and nonlinear force models
Sign Up to like & getrecommendations! Published in 2020 at "Tribology International"
DOI: 10.1016/j.triboint.2020.106219
Abstract: Abstract The aim of this study is to analyze the stiffness of finite line contact under elastohydrodynamic lubrication (EHL) with linear and nonlinear force approximations. The numerical solution of the finite line contact is compared… read more here.
Keywords: line contact; elastohydrodynamic lubrication; force; contact ... See more keywords
Numerical solution of thermal EHL line contact with bio-based oil as lubricant
Sign Up to like & getrecommendations! Published in 2019 at "Australian journal of mechanical engineering"
DOI: 10.1080/14484846.2019.1699720
Abstract: The paper presents the numerical solution of line contact thermal elastohydrodynamic lubrication (EHL) with bio-based lubricant. The model comprises Reynolds equation, film thickness, load balance ... read more here.
Keywords: numerical solution; line contact; bio based;
Numerical modeling of elastohydrodynamic lubrication in point or line contact for heterogeneous elasto-plastic materials
Sign Up to like & getrecommendations! Published in 2017 at "Mechanics of Advanced Materials and Structures"
DOI: 10.1080/15376494.2016.1227506
Abstract: ABSTRACT A semi-analytic solution is developed for heterogeneous elasto-plastic materials with inhomogeneous inclusions under elastohydrodynamic lubrication in point contact or line contact. The inhomogeneous inclusions within a material are homogenized as homogeneous inclusions with properly… read more here.
Keywords: lubrication point; line contact; elastohydrodynamic lubrication; heterogeneous elasto ... See more keywords
Analysis of Line Contact Elastohydrodynamic Lubrication with the Particles under Rough Contact Surface
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DOI: 10.1155/2020/5420426
Abstract: A numerical solution for line contact elastohydrodynamic lubrication (EHL) occurring on the rough surface of heterogeneous materials with a group of particles is presented in this study. The film thickness disturbance caused by particles and… read more here.
Keywords: contact elastohydrodynamic; line contact; elastohydrodynamic lubrication; surface ... See more keywords
Transient elastohydrodynamic analysis of finite line contact under load impulse
Sign Up to like & getrecommendations! Published in 2020 at "Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology"
DOI: 10.1177/1350650120967210
Abstract: Numerical analysis is performed to study the transient behavior of EHL finite line contact of a cylindrical roller and flat plane under load impulse. In the present work, effect of pressure on the density and… read more here.
Keywords: line contact; load impulse; contact; load ... See more keywords
Line contact ring magnetorheological finishing process for precision polishing of optics.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.450569
Abstract: A line contact ring magnetorheological finishing (RMRF) process is conceptualized and developed for the finishing of precision optical surfaces. This tool is analogous to the cup wheel tool widely used in the optical industry for… read more here.
Keywords: finishing; line contact; process; optics ... See more keywords