Results 21 to 30 of about 3,904,834 (301)

Preventive maintenance models with random maintenance quality [PDF]

open access: yes, 2005
In real-world environments it is usually difficult to specify the quality of a preventive maintenance (PM) action precisely. This uncertainty makes it problematic to optimise maintenance policy.-This problem is tackled in this paper by assuming that the ...
Clements-Croome, Derek   +3 more
core   +1 more source

The development of the technical systems preventive maintenance model based on availability and cost criterions compromise

open access: yesVojnotehnički Glasnik, 1995
The technical systems preventive maintenance complex model based on maximum availability and cost effectiveness criterions compromise has been developed.
Svetomir Minić , Živan Arsenić
doaj   +1 more source

Optimal Task Abort and Maintenance Policies Considering Time Redundancy

open access: yesMathematics, 2022
For many practical systems that are required to perform critical tasks, it is commonly observed that tasks can be performed multiple times within a limited time to improve task success probability. Such property is referred to as time redundancy.
Ke Chen, Xian Zhao, Qingan Qiu
doaj   +1 more source

Optimization method of fatigue maintenance for cable-beam anchorage zone of suspension bridge

open access: yesScience Progress, 2020
The cable-beam anchorage zone is the vital load-bearing component in suspension bridge. For maintenance of such structure, a method of probabilistic optimization was proposed by combining linear elastic fracture mechanics, structural reliability and life
Hongmei Tan, Yong Zeng, Qianping Zhang
doaj   +1 more source

Optimal preventive maintenance strategies for a wind turbine gearbox

open access: yesEnergy Reports, 2022
This paper investigates two maintenance strategies for wind turbine gearboxes. The first one is frequently adopted in practice. It consists in monitoring the state of the gearbox through its temperature.
Yazid Aafif   +4 more
doaj   +1 more source

Optimal placement of maintenance facilities

open access: yesMATEC Web of Conferences, 2018
The article deals with the placement of service facilities and infrastructure. The most typical statements of problems are given. It is shown that the greatest difficulty is the simultaneous consideration of budget constraints and restrictions on the ...
Barkalov Sergei   +2 more
doaj   +1 more source

Assessing maintenance contracts when preventive maintenance is outsourced [PDF]

open access: yes, 2012
In some companies, corrective maintenance is conducted in-house but preventive maintenance might be outsourced. This raises a need to optimise some parameters such as the number of contracts from a perspective of the equipment owner.
Shaomin Wu, Wu, Shaomin
core   +1 more source

Multiobjective Optimization for Railway Maintenance Plans [PDF]

open access: yesJournal of Computing in Civil Engineering, 2018
AbstractRailway track maintenance is a critical problem for any railway administrator. More precisely, preventive maintenance scheduling is a nondeterministic polynomial time (NP)–hard problem, whi...
Daniel Peralta   +8 more
openaire   +4 more sources

Optimal Maintenance Management of Offshore Wind Farms

open access: yesEnergies, 2016
Nowadays offshore wind energy is the renewable energy source with the highest growth. Offshore wind farms are composed of large and complex wind turbines, requiring a high level of reliability, availability, maintainability and safety (RAMS).
Alberto Pliego Marugán   +2 more
doaj   +1 more source

Optimizing the Preventive Maintenance Scheduling Based on Dynamic Deterministic Demand in The Cement Manufacturing

open access: yesJurnal Ilmiah Teknik Industri, 2021
Preventive maintenance is a planned and scheduled maintenance method that is carried out before a machine failure occurs. The maintenance schedule can be determined based on experience, historical data, or recommendations.
Halim Qista Karima, Fauzan Romadlon
doaj   +1 more source

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