Results 251 to 260 of about 1,587,400 (304)
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An improved imperfect maintenance strategy for multiperiod randomly failing equipment with stochastic repair times

, 2021
PurposeIn this paper, a maintenance strategy based on improved imperfect maintenance actions with stochastic repair times for multiperiod randomly failing equipment is developed.
S. Dellagi, M. N. Darghouth
semanticscholar   +1 more source

Joint maintenance and spare parts inventory optimization for multi-unit systems considering imperfect maintenance actions

Reliability Engineering & System Safety, 2020
Joint maintenance and spare parts inventory optimization has attracted increasing attention in recent years because of its capability in addressing the maintenance planning and the spare parts provisioning of industrial systems simultaneously.
Tao Yan   +5 more
semanticscholar   +1 more source

IMPERFECT PRODUCTION SYSTEMS WITH IMPERFECT PREVENTIVE MAINTENANCE, INFLATION, AND TIME VALUE OF MONEY [PDF]

open access: possibleAsia-Pacific Journal of Operational Research, 2006
A model that integrates the issues of production, quality, maintenance, inspection, inflation, and time value of money is proposed in this paper. It is assumed that the production system starts in the in-control state producing items of high or perfect quality.
openaire   +2 more sources

An Exact Method for Solving Selective Maintenance Problems Considering Imperfect Maintenance

2016 International Conference on Intelligent Networking and Collaborative Systems (INCoS), 2016
In the past few decades, analytical models for maintenance optimization have been extensively investigated. As research continues, the cases considered during the mathematical modeling are much more practical, as well as complex, which brings many difficulties for solution. In this paper, we present an exact method for solving the selective maintenance
Wenbin Cao   +3 more
openaire   +1 more source

Selective maintenance optimization when quality of imperfect maintenance actions are stochastic

Reliability Engineering & System Safety, 2016
Abstract This paper addresses the selective maintenance optimization problem in a multi-component system, carrying out several missions with scheduled inter-mission breaks. To improve the probability of the system successfully completing the next mission, maintenance is performed on the system׳s components during the break. Each component is assigned
Abdelhakim Khatab, El-Houssaine Aghezzaf
openaire   +1 more source

Imperfect Preventive Maintenance Models

2000
This chapter surveys the earlier results of imperfect preventive maintenance (pm) models which could be applied to actual systems; (i) the unit after pm has the same hazard rate as before pm, (ii) the age of the unit becomes x units of time younger at pm, and (iii) the age reduces to at when it was t before pm.
openaire   +1 more source

Imperfect repair models with preventive maintenance

Journal of Applied Probability, 2003
Brown and Proschan (1983) introduced the imperfect repair model, in which an item, upon failure, is replaced with a new one with probability α, and is minimally repaired with probability 1 − α. In this paper we equip the imperfect repair model with preventive maintenance, and we obtain stochastic maintenance comparisons for the numbers of failures ...
Li, Haijun, Shaked, Moshe
openaire   +2 more sources

A multi-phase Wiener process-based degradation model with imperfect maintenance activities

Reliability Engineering & System Safety, 2023
Jie Ma   +5 more
semanticscholar   +1 more source

Selective Maintenance for Systems under Imperfect Maintenance Policy

2014
Due to the advent of complex engineering systems in the last few decades, reliability and maintenance issues are gaining more attention than ever. Maintenance is important to keep a system running and ensure that it performs its functions satisfactorily. Often, there are limited resources to complete the maintenance of a system.
openaire   +1 more source

Integrated optimization of real-time order acceptance and flexible job-shop rescheduling with multi-level imperfect maintenance constraints

Swarm and Evolutionary Computation, 2023
Youjun An   +5 more
semanticscholar   +1 more source

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