Carbon emission reduction in railway maintenance using reinforcement learning

Jessada Sresakoolchai, Sakdirat Kaewunruen

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

At present, the effect of global warming becomes more severe due to carbon emissions. This negative effect attracts the interest of the international community to minimize it. The railway industry is an industry in which carbon emission cannot be neglected due to the sizes of projects, long operation and maintenance stages in the service life, including sources of energy that might not be clean in some areas. This study aims to minimize the negative effect of the railway industry on the maintenance aspect by using reinforcement learning to optimize maintenance activities. The maintenance in the railway industry is a complicated task and might not be optimized in terms of cost efficiency, serviceability, and environmental impact. The use of reinforcement learning can improve the overall efficiency of railway maintenance as it has been proven in many tasks in the railway industry and other industries. Data used to develop the machine learning model are based on field data collected during 2016-019. The length of the studies section is 30 km. Sources of data are from track geometry cars, maintenance reports, defect reports, and maintenance manuals of the sampled railway operator. The methodology used in the study is Proximal Policy Optimization (PPO). The results show that the use of reinforcement learning can reduce the carbon emission from railway maintenance activities by 48% which causes a significant amount of carbon emission while the railway defects are reduced by 68% which improved maintenance efficiency.
Original languageEnglish
Title of host publicationLife-cycle of structures and infrastructure systems
Subtitle of host publicationProceedings of the eighth international symposium on life-cycle civil engineering (IALCCE 2023), 2-6 July, 2023, Politecnico Di Milano, Milan, Italy
EditorsFabio Biondini, Dan M. Frangopol
Place of PublicationLondon
PublisherTaylor & Francis
Pages1778-17785
Number of pages8
Edition1
ISBN (Electronic)9781003323020
DOIs
Publication statusE-pub ahead of print - 28 Jun 2023
EventEighth International Symposium on Life-Cycle Civil Engineering: IALCCE 2023 - Milan, Milan, Italy
Duration: 2 Jul 20236 Jul 2023
https://ialcce2023.org/

Publication series

NameLife-Cycle of Civil Engineering Systems
PublisherRoutledge
ISSN (Electronic)2641-2195

Conference

ConferenceEighth International Symposium on Life-Cycle Civil Engineering
Abbreviated titleIALCCE 2023
Country/TerritoryItaly
CityMilan
Period2/07/236/07/23
Internet address

Bibliographical note

ACKNOWLEDGMENT
The authors also wish to thank the European Commission for the financial sponsorship of the H2020-RISE Project no.691135 “RISEN: Rail Infrastructure Systems Engineering Network”, which enables a global research network that addresses the grand challenge of railway infrastructure resilience and advanced sensing in extreme environments (www.risen2rail.eu).

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