Results 21 to 30 of about 27,010 (208)

Availability Analysis of an Offshore Wind Turbine Subjected to Age-Based Preventive Maintenance by Petri Nets

open access: yesJournal of Marine Science and Engineering, 2022
This paper analyses the production availability and the associated maintenance costs of an offshore wind turbine with a horizontal axis configuration using Petri Nets modelling with Monte Carlo Simulation.
Eduard Lotovskyi   +2 more
doaj   +1 more source

Optimising Age-Replacement and Extended Non-Renewing Warranty Policies in Lifecycle Costing [PDF]

open access: yes, 2011
This paper analyses the life cycle cost of equipment protected by both base and extended warranty policies from a consumer's perspective. We assume that the equipment has two types of failure: minor and catastrophic. A minor failure can be corrected with
Longhurst, Phil, Wu, Shaomin
core   +2 more sources

Strategy Optimization of Multi-Component System Opportunity Maintenance for Electric Multiple Units From a Lean Maintenance Perspective

open access: yesIEEE Access, 2023
The deterioration characteristics of electric multiple units (EMUs) components can lead to complex and costly maintenance processes. This paper focuses on investigating the influence mechanism of the interaction between operation and maintenance (O ...
Jing Li   +4 more
doaj   +1 more source

Optimal preventive 'maintenance-first or -last' policies with generalized imperfect maintenance models

open access: yesJournal of Industrial & Management Optimization, 2021
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Chen, Yen-Luan   +3 more
openaire   +3 more sources

Imperfect Preventive Maintenance Model Study Based On Reliability Limitation

open access: yesMATEC Web of Conferences, 2016
Effective maintenance is crucial for equipment performance in industry. Imperfect maintenance conform to actual failure process. Taking the dynamic preventive maintenance cost into account, the preventive maintenance model was constructed by using age ...
Zhou Qian, Sun Yufeng
doaj   +1 more source

An improved integrated maintenance/spare parts management for wind turbine systems with adopting switching concept

open access: yesEnergy Reports, 2022
In this work, we address an optimized integrated maintenance strategy and spare parts management problem for wind turbine system, with an observable level of degradation.
F. Abderrahmane   +4 more
doaj   +1 more source

Not all surveillance data are created equal—A multi‐method dynamic occupancy approach to determine rabies elimination from wildlife [PDF]

open access: yes, 2019
1. A necessary component of elimination programmes for wildlife disease is effective surveillance. The ability to distinguish between disease freedom and non‐detection can mean the difference between a successful elimination campaign and new epizootics ...
Cliquet F.   +10 more
core   +2 more sources

An opportunistic maintenance strategy for wind turbines

open access: yesIET Renewable Power Generation, 2021
Maintenance strategies aim at reduction of the operation and maintenance cost of wind turbines. An opportunistic maintenance strategy offers cost advantages over the traditional preventive replacement maintenance strategy by considering cost dependency ...
Dameng Wang   +6 more
doaj   +1 more source

Optimal Preventive Maintenance of Wind Turbine Components with Imperfect Continuous Condition Monitoring

open access: yesEnergies, 2019
Among the different maintenance techniques applied to wind turbine (WT) components, online condition monitoring is probably the most promising technique.
Ahmed Raza, Vladimir Ulansky
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

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