Challenges and progress in the understanding and modelling of the wheel–rail creep forces

E Vollebregt, K Six, O Polach - Vehicle System Dynamics, 2021 - Taylor & Francis
This paper surveys advances in the understanding and modelling of wheel–rail creep
forces. The main focus is placed on tribological aspects, for which significant progress was …

A survey of wheel–rail contact models for rail vehicles

SZ Meymand, A Keylin, M Ahmadian - Vehicle System Dynamics, 2016 - Taylor & Francis
Accurate and efficient contact models for wheel–rail interaction are essential for the study of
the dynamic behaviour of a railway vehicle. Assessment of the contact forces and moments …

Study on wear and RCF performance of repaired damage railway wheels: Assessing laser cladding to repair local defects on wheels

Y Zhu, Y Yang, X Mu, W Wang, Z Yao, H Yang - Wear, 2019 - Elsevier
Sometimes, railway wheels cannot be re-turned and have to be discarded far before its time
in service due to local defects and severe wear. Laser cladding which deposits a surface …

[HTML][HTML] Full-scale dynamometer tests of composite railway brake shoes including latxa sheep wool fibers

P Monreal-Perez, D Elduque, D López, I Sola… - Journal of Cleaner …, 2022 - Elsevier
The main target of the present work is to characterize the effect of the inclusion of natural
sheep wool (SW) into a railway brake block composition and then to compare it to that of a …

Detailed wheel/rail geometry processing with the conformal contact approach

E Vollebregt - Multibody System Dynamics, 2021 - Springer
This paper proposes a new way of considering wheel–rail contact in multibody systems
simulation that goes beyond the traditional planar constraint and elastic approaches. In this …

A review of ultrasonic reflectometry for the physical characterization of lubricated tribological contacts: history, methods, devices, and technological trends

M Schirru, M Varga - Tribology Letters, 2022 - Springer
Although “film thickness” and “viscosity” represent two of the most important physical
parameters in lubricated tribological contacts, their in situ measurement in tribosystems is …

Implications of water medium for the evolution of rolling contact fatigue under rail surface defect conditions

SY Zhang, QY Liu, WJ Wang, M Spiryagin, Q Lin… - Tribology …, 2022 - Elsevier
With existing rail surface defects, third body mediums play an important role in the evolution
of Rolling Contact Fatigue (RCF). This study investigates the effect of water mediums on the …

Sub-scale simulation and measurement of railroad wheel/rail adhesion under dry and wet conditions

WJ Wang, H Wang, HY Wang, J Guo, QY Liu, MH Zhu… - Wear, 2013 - Elsevier
The adhesion characteristics of railroad wheels against rails were simulated using a sub-
scale wheel/rail configuration. The apparatus consists of a small roller to simulate the …

[HTML][HTML] Measurements of friction coefficients between rails lubricated with a friction modifier and the wheels of an IORE locomotive during real working conditions

J Lundberg, M Rantatalo, C Wanhainen, J Casselgren - Wear, 2015 - Elsevier
The real friction coefficients between the rails and the wheels on a 360 t and 10,800 kW
IORE locomotive were measured using the locomotive׳ s in-built traction force measurement …

Wheel-rail creep force model for predicting water induced low adhesion phenomena

G Trummer, LE Buckley-Johnstone, P Voltr… - Tribology …, 2017 - Elsevier
A computationally efficient engineering model to predict adhesion in rolling contact in the
presence of water is presented which may be implemented in multibody dynamics software …