Optimization performance of plain journal bearings with partial wall slip

S Cui, C Zhang, M Fillon, L Gu - Tribology International, 2020 - Elsevier
In present work, in order to optimize partial slip zone for heavily loaded journal bearings, an
isothermal hydrodynamic model considering wall slip occurring at oil-bush interface is built …

Finite element modeling and simulation of mixed elastohydrodynamic lubrication for the finite line contact under tilting loads

C Fang, Y Peng, W Zhou, G Gao, X Meng - Tribology International, 2023 - Elsevier
Misalignment is a prevalent problem in rotor machinery. This paper proposes a numerical
analysis for the mixed EHL of finite-line contacts considering tilting loads based on FEM. The …

[HTML][HTML] A coupled finite-volume CFD solver for two-dimensional elasto-hydrodynamic lubrication problems with particular application to rolling element bearings

A Hajishafiee, A Kadiric, S Ioannides, D Dini - Tribology International, 2017 - Elsevier
This paper describes a new computational fluid dynamics methodology for modelling
elastohydrodynamic contacts. A finite-volume technique is implemented in the …

Is Elastohydrodynamic Minimum Film Thickness Truly Governed by Inlet Rheology?

W Habchi, P Sperka, S Bair - Tribology Letters, 2023 - Springer
This work investigates the governing mechanisms of minimum film thickness in
elastohydrodynamic lubricated contacts. Up until now, it was thought to be governed by …

Friction reduction in elastohydrodynamic contacts by thin-layer thermal insulation

M Björling, W Habchi, S Bair, R Larsson, P Marklund - Tribology letters, 2014 - Springer
Reducing friction is of utmost importance to improve efficiency and lifetime of many products
used in our daily lives. Thin hard coatings like diamond-like carbon (DLC) have been shown …

On friction regimes in quantitative elastohydrodynamics

W Habchi, S Bair, P Vergne - Tribology International, 2013 - Elsevier
This paper identifies the different friction regimes encountered in elastohydrodynamic
lubricated point contacts using a quantitative, physics-based approach. The idea is to link …

A numerical model for the solution of thermal elastohydrodynamic lubrication in coated circular contacts

W Habchi - Tribology International, 2014 - Elsevier
This paper presents a finite element model for the solution of thermal elastohydrodynamic
lubrication in coated circular contacts. The model is based on a full-system finite element …

Stabilized finite elements for the solution of the Reynolds equation considering cavitation

H Gravenkamp, S Pfeil, R Codina - Computer Methods in Applied …, 2024 - Elsevier
The Reynolds equation, combined with the Elrod algorithm for including the effect of
cavitation, resembles a nonlinear convection–diffusion–reaction (CDR) equation. Its solution …

A coupled finite element EHL and continuum damage mechanics model for rolling contact fatigue

NR Paulson, F Sadeghi, W Habchi - Tribology International, 2017 - Elsevier
The objectives of this study were to investigate the effects of elastohydrodynamic lubrication
pressure on the rolling contact fatigue life of non-conformal contacts. In order to achieve the …

Supervised adaptive method for robust and fast solving of lubrication problems

X Zhang, C Zhang, K Du, B Xu, J Zhang - Tribology International, 2025 - Elsevier
The supervised adaptive method (SAM) is introduced to rapidly and robustly solve
lubrication problems of conformal friction pairs, especially under extremely severe mixed …