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Importance and Applications of Robotic and Autonomous Systems (RAS) in Railway Maintenance Sector: A Review [PDF]

open access: yesComputers, 2019
Maintenance, which is critical for safe, reliable, quality, and cost-effective service, plays a dominant role in the railway industry. Therefore, this paper examines the importance and applications of Robotic and Autonomous Systems (RAS) in railway ...
Randika K. W. Vithanage   +2 more
doaj   +7 more sources

On the Requirements of Digital Twin-Driven Autonomous Maintenance [PDF]

open access: yesAnnual Reviews in Control, 2020
Abstract Autonomy has become a focal point for research and development in many industries. Whilst this was traditionally achieved by modelling self-engineering behaviours at the component-level, efforts are now being focused on the sub-system and system-level through advancements in artificial intelligence.
John Ahmet Erkoyuncu   +2 more
exaly   +4 more sources

A Review on Technologies for Localisation and Navigation in Autonomous Railway Maintenance Systems

open access: yesSensors, 2022
Smart maintenance is essential to achieving a safe and reliable railway, but traditional maintenance deployment is costly and heavily human-involved. Ineffective job execution or failure in preventive maintenance can lead to railway service disruption ...
Masoumeh Rahimi   +5 more
doaj   +3 more sources

Autonomous Wi-Fi Direct connectivity maintenance scheme

open access: yesICT Express, 2023
In the emergency situations, Wi-Fi Direct (WFD) can provide group-based communications between group owner (GO) and group members (GMs). However, when GO disappears voluntarily or involuntarily, the group connectivity is terminated. For the re-connection,
Mingyu Joo, Haneul Ko, Yeunwoong Kyung
doaj   +2 more sources

Inspection and Maintenance of Industrial Infrastructure With Autonomous Underwater Robots

open access: yesFrontiers in Robotics and AI, 2023
Underwater infrastructure, such as pipelines, requires regular inspection and maintenance including cleaning, welding of defects and valve-turning or hot-stabbing. At the moment, these tasks are mostly performed by divers and Remotely Operated Vehicles (ROVs) but the use of intervention Autonomous Underwater Vehicles (intervention-AUVs) can greatly ...
Franka Nauert   +2 more
exaly   +5 more sources

Monitoring performance of two-wheeled automotive component painting service companies through the implementation of TPM [PDF]

open access: yesJournal of Applied Research on Industrial Engineering, 2023
Company is an organization that provides or produces products/services. Various types of companies and the complexity of the process make the company must be able to continue to grow and compete with competitors.
Supriyati Supriyati, Tri Wiyatno
doaj   +1 more source

Activation of the p62-Keap1-Nrf2 pathway protects against oxidative stress and excessive autophagy in ovarian granulosa cells to attenuate DEHP-induced ovarian impairment in mice

open access: yesEcotoxicology and Environmental Safety, 2023
Di-(2-ethylhexyl) phthalate (DEHP) is widely used in various plastics but has been demonstrated to cause female reproductive toxicity. However, the exact mechanism underlying the ovarian damage induced by DEHP remains unclear.
Bo Xu   +11 more
doaj   +1 more source

Implementation of Autonomous Maintenance in Total Productive Maintenance

open access: yesProcedia of Engineering and Life Science, 2021
The purpose of this research is to increase the Avaibility rate, Performance rate and OEE value on pipe extruder line 9 at PT. Wahana Tunas Utama Rucika which is engaged in manufacturing PVC pipe products (Poly Vinyl Clhoride). In order to increase productivity, Total Productive Maintenance (TPM) is measured by calculating OEE.
Juli Guritno, Atikha Sidhi Cahyana
openaire   +2 more sources

Analysis on the crimping quality of overhead transmission line conductors considering equivalent cross-sectional stiffness

open access: yesAIP Advances, 2022
Approximately 58% of wire failures are caused by slippage and fracture of electrical connectors, and the crimping quality analysis of connectors is based on equivalent cross-sectional stiffness.
Wei Zhang   +3 more
doaj   +1 more source

Long-Term Map Maintenance Pipeline for Autonomous Vehicles [PDF]

open access: yesIEEE Transactions on Intelligent Transportation Systems, 2022
For autonomous vehicles to operate persistently in a typical urban environment, it is essential to have high accuracy position information. This requires a mapping and localisation system that can adapt to changes over time. A localisation approach based on a single-survey map will not be suitable for long-term operation as it does not incorporate ...
Julie Stephany Berrio   +3 more
openaire   +4 more sources

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