Reinforcement learning method for the multi-objective speed trajectory optimization of a freight train

X Lin, Z Liang, L Shen, F Zhao, X Liu, P Sun… - Control Engineering …, 2023 - Elsevier
With the rising urge to mitigate the green house effect, reducing the energy consumption of
the freight train attracts much attention. Multiple constraints should be taken into account to …

[PDF][PDF] Multi-objective optimization for online train trajectory planning with moving window method

Z He, Y Li, H Li, N Xu - IAENG International Journal of Computer Science, 2023 - iaeng.org
Optimization on trajectory planning is significant offering the driver or automatic train
operation system a guidance to drive the train efficiently. An optimal trajectory is subject to …

Energy management strategy to optimise regenerative braking in a hybrid dual‐mode locomotive

D Sofía Mendoza, J Solano… - IET Electrical Systems in …, 2020 - Wiley Online Library
This study proposes an energy management strategy (EMS) for a dual‐mode hybrid
locomotive equipped with a fuel cell, supercapacitors, and batteries, and intermittent access …

Online model-based fault detection of synchronous generators using residual analysis

Z Masoumi, B Moaveni, SMM Gazafrudi, J Faiz - IEEE Access, 2021 - ieeexplore.ieee.org
In this paper, an online model-based fault detection approach based on residual analysis in
synchronous generators (SGs) is presented. Two types of faults are studied in this paper:(i) …

Estimation of rail grade and horizontal curvature from non-proprietary data sources

N Rastogi, HC Frey - 2018 - trid.trb.org
Train energy use and emissions depend on running resistance. Running resistance
depends on grade, curve radius, and other factors. Practical methods to measure or estimate …

Mathematical modeling and numerical simulation of locomotives electrical drive systems in Modelica

LTFW Silva, LP Resende… - 2017 Brazilian Power …, 2017 - ieeexplore.ieee.org
The main goal of the present paper is to show how the Modelica modeling language can be
used for modeling a locomotive electric drive system. The key properties of the Modelica …

Railway trajectory modeling for simulation of locomotives drive systems

LP Resende, LTFW Silva… - 2017 Brazilian Power …, 2017 - ieeexplore.ieee.org
In order to obtain an electrical model compatible with practical situations, modeling the load
of electrical engines is fundamental. Hence, the motion dynamics related to railway traction …

Gestão ambiental e energética no agronegócio: estudo de caso para o transporte de grãos em longa distância

FV de Lucca Ribeiro… - Revista Gestão & …, 2023 - revistagt.fpl.emnuvens.com.br
Objetivo do estudo: Este estudo tem por objetivo analisar a gestão ambiental e energética
no setor do agronegócio, por meio da avaliação do consumo de energia e emissão de GEE …

Avaliação do desempenho operacional, financeiro e ambiental em uma empresa de transporte ferroviário de cargas

FVL Ribeiro - 2021 - bibliotecatede.uninove.br
RESUMO O setor de transportes de cargas é um dos mais relevantes para economia, sendo
que a expectativa para os próximos anos é de crescimento, sendo o seu desempenho …

Online Energy-efficient Control of Urban Rail Train Operation Based on Switching Time Optimization

Y Chen, L Feng, J Zhan, F Shang - 2020 Chinese Automation …, 2020 - ieeexplore.ieee.org
Traditional energy-saving driving strategy is to make the train track an off-line optimal speed
curve in actual operation. Due to the disturbance in the daily operation of the train, the off …