Boundary and elastohydrodynamic lubrication studies of glycerol aqueous solutions as green lubricants

Y Shi, I Minami, M Grahn, M Björling, R Larsson - Tribology International, 2014 - Elsevier
In this paper, the boundary and elastohydrodynamic lubricating behaviour of glycerol and its
aqueous solutions are discussed in both rolling and sliding contacts with a view on …

Application of tribological artificial neural networks in machine elements

J Walker, H Questa, A Raman, M Ahmed… - Tribology Letters, 2023 - Springer
Traditionally, analytical equations used in tribo-dynamic modelling, such as those used for
predicting central film thickness within elastohydrodynamic lubricated contacts, have led to …

[HTML][HTML] A multi-physics transient wear model for helical gear pairs

J Walker, M Mohammadpour, S Theodossiades… - Tribology …, 2022 - Elsevier
This study combines the use of a Tooth Contact Analysis (TCA) model for helical gear pair
conjunctions with a multifaceted tribological model, implicitly coupled with a multi-body …

Superlubricity behaviors of Si3N4/DLC Films under PAO oil with nano boron nitride additive lubrication

Q Zeng, F Yu, G Dong - Surface and interface analysis, 2013 - Wiley Online Library
The tribological properties of Si3N4 ball sliding against diamond‐like carbon (DLC) films
were investigated using a ball‐on‐disc tribometer under dry friction and oil lubrications …

DLC and glycerol: Superlubricity in rolling/sliding elastohydrodynamic lubrication

M Björling, Y Shi - Tribology Letters, 2019 - Springer
Low friction is one of the most important parameters for the development of machine
components and machines with high efficiency. Many of the common machine components …

Towards the true prediction of EHL friction

M Björling, W Habchi, S Bair, R Larsson… - Tribology …, 2013 - Elsevier
The capability to predict elastohydrodynamic film-thickness and friction from primary
measurements of transport properties of liquid has been an elusive goal for tribologists for …

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 …

[HTML][HTML] Mapping of the lubrication regimes in rough surface EHL contacts

J Hansen, M Björling, R Larsson - Tribology International, 2019 - Elsevier
Understanding film formation in rough surface elastohydrodynamically lubricated (EHL)
contacts have been an ongoing pursuit in lubrication science for more than half a century …

Film thickness in a ball-on-disc contact lubricated with greases, bleed oils and base oils

T Cousseau, M Björling, B Graça, A Campos… - Tribology …, 2012 - Elsevier
Three different lubricating greases and their bleed and base oils were compared in terms of
film thickness in a ball-on-disc test rig through optical interferometry. The theoretical values …

Mapping the friction between railway wheels and rails focusing on environmental conditions

Y Zhu, Y Lyu, U Olofsson - Wear, 2015 - Elsevier
The coefficient of friction between railway wheels and rails is crucial to the railway adhesion,
further greatly affecting railway operation and maintenance. Since the wheel–rail system is …