Contact mechanics for dynamical systems: a comprehensive review
P Flores - Multibody System Dynamics, 2022 - Springer
This work reviews the main techniques to model dynamical systems with contact-impact
events. Regularized and non-smooth formulations are considered, wherein the fundamental …
events. Regularized and non-smooth formulations are considered, wherein the fundamental …
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 …
forces. The main focus is placed on tribological aspects, for which significant progress was …
[HTML][HTML] Contact-impact events with friction in multibody dynamics: Back to basics
Multibody dynamics deals with the study of mechanical systems composed of multiple
bodies, whose motion interactions are governed by the presence of kinematic constraints …
bodies, whose motion interactions are governed by the presence of kinematic constraints …
A three-dimensional approach for contact detection between realistic wheel and rail surfaces for improved railway dynamic analysis
The wheel-rail contact modeling problem assumes a preponderant role on the dynamic
analysis of railway systems using multibody systems formulations. The accurate and efficient …
analysis of railway systems using multibody systems formulations. The accurate and efficient …
Influence of the operational conditions on static and dynamic stiffness of rail pads
The track has a crucial role in the performance of the rail network as it provides support and
guidance to the rolling stock. During train operation, the vehicle-track interaction generates …
guidance to the rolling stock. During train operation, the vehicle-track interaction generates …
[HTML][HTML] The importance of sleepers spacing in railways
The railway tracks are composed of steel rails that are supported by the infrastructure
through sleepers, which are generally assembled with a fixed separation between them …
through sleepers, which are generally assembled with a fixed separation between them …
Prediction of mechanical properties of rail pads under in-service conditions through machine learning algorithms
D Ferreño, JA Sainz-Aja, IA Carrascal… - … in Engineering Software, 2021 - Elsevier
Train operations generate high impact and fatigue loads that degrade the rail infrastructure
and the vehicle components. Rail pads are installed between the rails and the sleepers in …
and the vehicle components. Rail pads are installed between the rails and the sleepers in …
Derailment study of railway cargo vehicles using a response surface methodology
Railway bogies of the Y25 family are the most common type of freight bogies used in
Europe. However, this family of bogies presents poor curving performance and a derailment …
Europe. However, this family of bogies presents poor curving performance and a derailment …
Implementation of a non-Hertzian contact model for railway dynamic application
The development of wheel–rail contact models is an active topic of railway research with the
dual objective of improving the accuracy of multibody simulations and reducing its …
dual objective of improving the accuracy of multibody simulations and reducing its …
Dynamic calibration of slab track models for railway applications using full-scale testing
J Sainz-Aja, J Pombo, D Tholken, I Carrascal… - Computers & …, 2020 - Elsevier
Research and development of technology for railways has found new impetus as society
continues to search for cost effective and sustainable means of transport. This tasks …
continues to search for cost effective and sustainable means of transport. This tasks …