Perspectives on railway track geometry condition monitoring from in-service railway vehicles

P Weston, C Roberts, G Yeo, E Stewart - Vehicle system dynamics, 2015 - Taylor & Francis
This paper presents a view of the current state of monitoring track geometry condition from in-
service vehicles. It considers technology used to provide condition monitoring; some issues …

A survey of train positioning solutions

J Otegui, A Bahillo, I Lopetegi, LE Díez - IEEE Sensors Journal, 2017 - ieeexplore.ieee.org
Positioning accurately and safely a train is nowadays a great challenge. That includes
currently available railway sensors and new candidate sensors for data fusion. Global …

Nonlinear MPC-based slip control for electric vehicles with vehicle safety constraints

L Yuan, H Zhao, H Chen, B Ren - Mechatronics, 2016 - Elsevier
This paper presents a new slip control system for electric vehicles (EVs) equipped with four
in-wheel motors, based on nonlinear model predictive control (nonlinear MPC) scheme. In …

A multi-sensor positioning method-based train localization system for low density line

W Jiang, S Chen, B Cai, J Wang… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
The BeiDou navigation satellite system (BDS) has been widely applied in many areas,
including communications, transportation, emergency rescue, public security, surveying …

Evaluation of experimental GNSS and 10-DOF MEMS IMU measurements for train positioning

J Otegui, A Bahillo, I Lopetegi… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Integrating new candidate sensors, such as Global Navigation Satellite System (GNSS) and
inertial measurement unit (IMU), into fail-safe train positioning systems have recently …

Development of an innovative wheel–rail contact model for the analysis of degraded adhesion in railway systems

B Allotta, E Meli, A Ridolfi, A Rindi - Tribology International, 2014 - Elsevier
A detailed description of adhesion is crucial in tribology, vehicle dynamics and railway
systems, both theoretically and practically. However, an accurate adhesion model is quite …

Train distance and speed estimation using multi sensor data fusion

G Muniandi, E Deenadayalan - IET Radar, Sonar & Navigation, 2019 - Wiley Online Library
The accurate distance and speed estimates of train and individual coaches are necessary
for the safe operation of the high‐speed train system. Often, the train system does not rely on …

An evaluation of train control information systems for sustainable railway using the analytic hierarchy process (AHP) model

E Krmac, B Djordjević - European Transport Research Review, 2017 - Springer
Purpose In the process of nowadays efficiency evaluation of any mode of transportation,
sustainability results are the most important factor. In regard to railway sustainability, Train …

An innovative wheel–rail contact model for railway vehicles under degraded adhesion conditions

E Meli, A Ridolfi - Multibody System Dynamics, 2015 - Springer
The accurate modelling of the wheel–rail contact plays a fundamental role in the railway
field since the contact forces heavily affect the vehicle dynamics, the wear of the contact …

Experimental study on the potential of vehicle's attitude response to railway track irregularity in precise train localization

Q Chen, Y Zhou, B Fang, Q Zhang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Railway track is never perfect, as rail distortions, namely, geometric irregularities, exist at all
locations along the track. However, these distortions can be regarded as valuable indicators …