Results 31 to 40 of about 2,997,605 (289)

Maintenance Management of a Transmission Substation with Optimization

open access: yesApplied Sciences, 2021
The paper deals with the reliability-centered maintenance (RCM) of a transmission substation. The process of the planning and actual performance of maintenance was carried out using an optimization algorithm.
Peter Kitak   +3 more
doaj   +1 more source

Reviews and case studies: Research opportunities in maintenance of office building services systems [PDF]

open access: yes, 2010
Purpose - The purpose of this study is to highlight special characteristics of building services systems and investigate how practitioners view reliability and maintenance.
Hornby, Matthew   +3 more
core   +1 more source

Monitoring Variability in Melt Pool Spatiotemporal Dynamics (VIMPS): Towards Proactive Humping Detection in Additive Manufacturing

open access: yesJournal of Manufacturing and Materials Processing
Humping is a common defect in direct energy deposition processes that reduces the geometric integrity of printed products. The available literature on humping detection is deemed reactive, as they focus on detecting late-stage melt pool spatial ...
Mohamed Abubakr Hassan   +3 more
doaj   +1 more source

OPTIMAL MAINTENANCE DECISIONS FOR DIKES

open access: yesProbability in the Engineering and Informational Sciences, 2000
To protect the Dutch polders against flooding, more than 2500 km of dikes have been constructed. Due to settlement, subsoil consolidation, and relative sea-level rise, these dikes slowly sink “away into the sea” and should therefore be heightened regularly (at present, every 50 years).
Speijker, L.J.P.   +3 more
openaire   +3 more sources

Leveraging Generative AI for Modelling and Optimization of Maintenance Policies in Industrial Systems

open access: yesInformation
This paper explores how generative AI can enhance the modelling and optimization of maintenance policies by incorporating real-time problem-solving techniques into structured maintenance frameworks.
Adolfo Crespo Márquez   +1 more
doaj   +1 more source

The Balance and Optimization Model of Coal Supply in the Flow Representation of Domestic Production and Imports: The Ukrainian Case Study

open access: yesEnergies, 2022
The successful supply of an economy with coal fuel, for a country that carries out its large-scale extraction and import, is a complex production and logistics problem.
Tetiana Bilan   +7 more
doaj   +1 more source

OPTIMAL MAINTENANCE OF SEMI-MARKOV MISSIONS

open access: yesProbability in the Engineering and Informational Sciences, 2014
We analyze optimal replacement and repair problems of semi-Markov missions that are composed of phases with random sequence and durations. The mission process is the minimal semi-Markov process associated with a Markov renewal process. The system is a complex one consisting of non-identical components whose failure properties depend on the mission ...
Cekyay, Bora, Ozekici, Suleyman
openaire   +5 more sources

International Journal of Prognostics and Health Management, ISSN 2153-2648, 2016 008 PHM-Based Wind Turbine Maintenance Optimization Using Real Options

open access: yesInternational Journal of Prognostics and Health Management, 2016
A simulation-based real options analysis (ROA) approach is used to determine the optimum predictive maintenance opportunity for a wind turbine with a remaining useful life (RUL) prediction.
Xin Lei, Peter A. Sandborn
doaj   +1 more source

Pavement Maintenance Decision Making Based on Optimization Models

open access: yesApplied Sciences, 2021
Pavement maintenance prioritization considering both quality and cost is an important decision-making problem. In this paper, the actual pavement condition index of city roads was calculated using municipal patrol data.
Shitai Bao   +4 more
doaj   +1 more source

Rapid modeling of field maintenance using discrete event simulation [PDF]

open access: yes, 2011
Discrete event simulation has been applied to a wide range of applications areas due to its ability to represent stochastic systems over time. Maintenance, particularly field maintenance, is complex due to the interaction of different sub-systems of ...
Tiwari, Ashutosh   +5 more
core   +1 more source

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