... 25 05 2024 25 05 2024 30 08 2024 Graphical Abstract Figure elastohydrodynamic lubrication (EHL) friction traction modeling simulation finite element method rolling/sliding elliptical In many mechanical systems, the contacts between the rolling/sliding...

... characteristics can be simply adjusted. The present paper also deals with the non-Newtonian behavior of MR fluid on the bearing performance characteristics parameters. The finite element method is used to solve the modified Reynolds equation. The findings of numerical simulation show that the application...

... failure was attributed to plastic yielding. Two different modes were identified for the sliding yield failure depending upon the initial loading. This work was the first one to carry out post-flattening tangential contact analysis. finite element method hemispherical contact sliding contact...

... strain hardening indenter elasticity finite element method In this section, accounting for the effect of indenter elasticity on unloading behavior, the FE model of a power-law strain hardening elastic-plastic half-space indented by an elastic sphere is designed. The half-space material is set...

... screw feed drive system flexible model axial stiffness elastic deformation Hertz contact theory finite element method bearings contact contact mechanics rolling rolling element bearings National Natural Science Foundation of China 10.13039/501100001809 12172088 51635004...

... of electrorheological lubricant on the performance of grooved hybrid spherical journal bearing. The effect of different arrangements of grooves, i.e., partially grooved or fully grooved on the bearing surface, has been studied. The finite element method is used to numerically simulate the results. Furthermore...

...@smail.iitm.ac.in Email: raghuprakash@iitm.ac.in Contributed by the Tribology Division of ASME for publication in the J ournal of T ribology . 09 10 2019 15 02 2020 15 02 2020 04 03 2020 contact analysis dissimilar materials finite element method frictional dissipation...

... for an equivalent isotropic half-space problem is applied to simplify the present transversely isotropic coating. The finite element method (FEM) is utilized to solve the Reynolds equation, the load balance equation, the rheology equations, and the elastic deformation equation simultaneously. The simulation results...

... the mathematic model for ASHB was built and solved by the finite element method (FEM). The influence of semicone angle on static and dynamic performance characteristics was theoretically investigated. The simulated results have been compared with that of the traditional fixed slot-compensated hydrostatic bearing...

...Guanci Chen; Jianmin Wen The stiffness of rolling bearings and their supporting structure in wind turbines is very low because of their large dimensions. Accurate predictions of the deformations of bearing elements and their flexible supports are difficult. In this paper, the finite element method...

... deformable rough surface pressed against a rigid flat surface is carried out using the finite element method in steps. A simplified multi-asperity contact model is developed using actual summit radii deduced from the rough surface, applying single asperity contact model results. The resultant contact...

... and the shape of the cavitated region are unknown and so a free boundary problem arises. hydrodynamic lubrication cavitation squeeze textured bearings complementarity finite element method cavitation complementarity film flow lubricants 14 08 2009 14 07 2010...

...Suresh Verma; Vijay Kumar; K. D. Gupta This paper presents a theoretical study of the performance characteristics of a constant flow valve compensated multirecess hydrostatic journal bearings operating with micropolar lubricant. The finite element method and iterative procedure have been used...

... 23 06 2008 elastic deformation finite element analysis foils liquid films machine bearings foil bearing finite element method minimum film thickness Air foil bearings have been successfully used in various types of rotating machinery, such as turbochargers, auxiliary...

... scheme based on the finite element method is presented to solve simultaneously the momentum and continuity equations. The numerical model is then validated by confronting it with previously published analytical, experimental, and numerical results. Particular attention is devoted to analyzing...

... distortions thermal distortions real gas finite element method Mechanical gas face seals are used to ensure the sealing of rotating machines, such as centrifugal compressors and gas turbines. Working with compressible fluids, they are basically composed of two rings, one of which rotates, separated...

... that were pointed out to be responsible for generating additional load capacity are microcavitation ( 6 7 8 9 10 ), convective inertia ( 13 14 ) and piezo viscosity . surface texture multiscale method flowfactor Reynolds equation Navier–Stokes mixed lubrication finite element method...

... 11 2006 viscoelasticity mechanical contact creep relaxation convex programming contact mechanics viscoelasticity Wiechert model mathematical programming finite element method Contact problems are frequently encountered in many mechanical applications. The extensive use...