Artificial neural networks applied to the measurement of lateral wheel-rail contact force: A comparison with a harmonic cancellation method

P Urda, JF Aceituno, S Muñoz, JL Escalona - Mechanism and Machine …, 2020 - Elsevier
This paper presents a method for the experimental measurement of the lateral wheel-rail
contact force based on Artificial Neural Networks (ANN). It is intended to demonstrate how …

Multibody model of railway vehicles with weakly coupled vertical and lateral dynamics

S Muñoz, JF Aceituno, P Urda, JL Escalona - Mechanical Systems and …, 2019 - Elsevier
In the field of railroad dynamics, multibody models used for on-board state observation,
parameter identification and track geometry measurement must ensure a high computational …

Uncertainty analysis of vehicle fuel consumption in twin-roller chassis dynamometer experiments and simulation models

MA de Menezes Lourenço, JJ Eckert, FL Silva… - … and Machine Theory, 2023 - Elsevier
Chassis dynamometers are one of the main test benches applied to vehicle development
and homologation, however, vehicle experiments and simulations present associated …

Wheel-rail contact force measurement using strain gauges and distance lasers on a scaled railway vehicle

P Urda, S Muñoz, JF Aceituno, JL Escalona - Mechanical Systems and …, 2020 - Elsevier
Abstract In this paper, a 1: 10 scaled dynamometric wheelset is presented. It has been
equipped with two different technologies: strain gauges and distance lasers. The first one is …

Vehicle and twin-roller chassis dynamometer model considering slip tire interactions

MAM Lourenço, JJ Eckert, FL Silva… - … Based Design of …, 2023 - Taylor & Francis
Abstract xComputational representation of real-world systems plays an important role in
vehicle analysis. Aiming to improve mobility systems, this article presents the development …

An approach to simulating Lunar crewed vehicle motions on Earth using a scaled prototype with active compensation

R Yuan, H Gao, Z Liu, R Lu, Z Deng - Mechanism and Machine Theory, 2023 - Elsevier
A Lunar crewed vehicle (LCV) is an indispensable detection tool that can not only transport
astronauts a long distance from the Lunar module but also ensure their safety when moving …

Estimation of lateral track irregularity using a Kalman filter. Experimental validation

S Muñoz, J Ros, P Urda, JL Escalona - Journal of Sound and Vibration, 2021 - Elsevier
The aim of this work is the development of a model-based methodology for the estimation of
lateral track irregularities from measurements from different sensors mounted on an in …

Measurement of railroad track irregularities using an automated recording vehicle

P Urda, JF Aceituno, S Muñoz, JL Escalona - Measurement, 2021 - Elsevier
This paper presents the design, construction and experimental validation of a scaled railway
vehicle for the automated and quick survey of the geometry of an experimental scaled track …

A new wayside method for measuring and evaluating wheel-rail contact forces and positions

W Zhou, S Abdulhakeem, C Fang, T Han, G Li, Y Wu… - Measurement, 2020 - Elsevier
Wheel-rail contact forces affect the safety, stability, economy and smooth running of the
railway system. Measuring these forces and their positions remains a challenge due to the …

Development of the reduced-scale vehicle model for the dynamic characteristic analysis of the hyperloop

J Lee, W You, J Lim, KS Lee, JY Lim - Energies, 2021 - mdpi.com
This study addresses the Hyperloop characterized by a capsule-type vehicle,
superconducting electrodynamic suspension (SC-EDS) levitation, and driving in a near …