Utilizing an adaptive neuro-fuzzy inference system (ANFIS) for overcrowding level risk assessment in railway stations

H Alawad, M An, S Kaewunruen - Applied Sciences, 2020 - mdpi.com
The railway network plays a significant role (both economically and socially) in assisting the
reduction of urban traffic congestion. It also accelerates the decarbonization in cities …

Numerical investigation of dynamic derailment behavior of railway vehicle when passing through a turnout

J Lai, J Xu, P Wang, Z Yan, S Wang, R Chen… - Engineering Failure …, 2021 - Elsevier
Wheel flange climb derailment of vehicles in railway turnouts is a serious safety issue. In
particular, derailment accidents in smaller turnouts, caused by poor track alignment before …

Bayesian network-based human error reliability assessment of derailments

S Dindar, S Kaewunruen, M An - Reliability Engineering & System Safety, 2020 - Elsevier
The knowledge acquired in relation to failures associated with components has made
significant contributions to the development of components with increased reliability, as well …

A hierarchical Bayesian-based model for hazard analysis of climate effect on failures of railway turnout components

S Dindar, S Kaewunruen, M An - Reliability Engineering & System Safety, 2022 - Elsevier
There has been a considerable increase in derailment investigations, in particular at railway
turnouts (RTs), as the majority of derailments lead to lengthy disruptions to the appropriate …

Optimal siting and sizing of wayside energy storage systems in a DC railway line

R Lamedica, A Ruvio, L Palagi, N Mortelliti - Energies, 2020 - mdpi.com
The paper proposes an optimal siting and sizing methodology to design an energy storage
system (ESS) for railway lines. The scope is to maximize the economic benefits. The …

Influence of the motion conditions of wheelsets on dynamic derailment behaviour of a bogie in railway turnouts

J Lai, J Xu, Z Zheng, P Wang, S Wang - Vehicle System Dynamics, 2022 - Taylor & Francis
Wheel climb derailment frequently occurs in turnouts. This is usually because track
alignments in the turnout area are very poor and the cross-sections of switch rail are not …

Measurement of the geometric center of a turnout for the safety of railway infrastructure using MMS and total station

A Kampczyk - Sensors, 2020 - mdpi.com
The turnouts in railway infrastructure constitute bottlenecks, limiting the capacity of the entire
railway network. These turnouts force speed limits due to their design and geometry. The …

Dealing with disruptions in railway track inspection using risk-based machine learning

S Kaewunruen, MH Osman - Scientific Reports, 2023 - nature.com
Unplanned track inspections can be a direct consequence of any disruption to the operation
of on-board track geometry monitoring activities. A novel response strategy to enhance the …

Designed a Passive Grinding Test Machine to Simulate Passive Grinding Process

PZ Liu, WJ Zou, J Peng, XD Song, FR Xiao - Processes, 2021 - mdpi.com
Passive grinding is a high-speed rail grinding maintenance strategy, which is completely
different from the conventional rail active grinding system. In contrast to active grinding, there …

New insights from multibody dynamic analyses of a turnout system under impact loads

M Hamarat, S Kaewunruen, M Papaelias, M Silvast - Applied Sciences, 2019 - mdpi.com
Featured Application The new findings highlight for the first time the dynamic phenomena of
turnout systems considering composite, concrete and timber sleepers and bearers. It also …