Results 21 to 30 of about 6,128,191 (241)

Optimization Methods for Redundancy Allocation in Hybrid Structure Large Binary Systems

open access: yesMathematics, 2022
This paper addresses the issue of optimal redundancy allocation in hybrid structure large binary systems. Two aspects of optimization are considered: (1) maximizing the reliability of the system under the cost constraint, and (2) obtaining the necessary ...
Petru Cașcaval, Florin Leon
doaj   +1 more source

Optimization of distribution of emergency resources for emergency rescue points of oil and gas pipelines [PDF]

open access: yesE3S Web of Conferences, 2021
According to the inherent characteristics of long-distance oil and gas pipelines, the optimization of emergency resources allocation can be implemented to maximize the utilization of pipeline emergency resources under a certain cost of emergency ...
Chen Y.Y., Zhang L.B., Hu J.Q., Liu Z.Y.
doaj   +1 more source

A Hybrid Genetic Algorithm/Simulation Approach for Redundancy Optimization with Objective of Maximizing Mean Lifetime and Considering Component Selection [PDF]

open access: yesInternational Journal of Research in Industrial Engineering, 2013
In this paper, we consider a reliability redundancy optimization problem in a series-parallel type system employing the redundancy strategy of cold-standby.
H. Karimi, A.A. Najafi
doaj   +2 more sources

An Adjusted Water Cycle Algorithm for Solving Reliability-redundancy Allocation Problems with Cold-standby Components [PDF]

open access: yesInternational Journal of Supply and Operations Management, 2018
Reliability-redundancy allocation problem (RRAP) is one of the most practical methods used to improve system reliability through performing a tradeoff between reliability and redundancy levels of components.
Mohammad N. Juybari   +2 more
doaj   +1 more source

A Memtic genetic algorithm for a redundancy allocation problem [PDF]

open access: yes, 2012
In general redundancy allocation problems the redundancy strategy for each subsystem is predetermined. Tavakkoli- Moghaddam presented a series-parallel redundancy allocation problem with mixing components (RAPMC) in which the redundancy strategy can be ...
Behzad Maleki Vishkaei   +2 more
core   +1 more source

Optimization Methods for Redundancy Allocation in Large Systems [PDF]

open access: yesVietnam Journal of Computer Science, 2020
This paper addresses the issue of optimal allocation of spare modules in large series-redundant systems in order to obtain a required reliability under cost constraints. Both cases of active and standby redundancy are considered.
Florin Leon   +2 more
doaj   +1 more source

A Novel Constraints Model of Credibility-Fuzzy for Reliability Redundancy Allocation Problem by Simplified Swarm Optimization

open access: yesApplied Sciences, 2021
A novel constraints model of credibility-fuzzy for the reliability redundancy allocation problem (RRAP) is studied in this work. The RRAP that must simultaneously decide reliability and redundancy of components is an effective approach in improving the ...
Hota Chia-Sheng Lin   +2 more
doaj   +1 more source

Novel Heuristic Algorithm & its Application for Reliability Optimization

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2023
Heuristic algorithms are practical, easy to implement, and work fast to provide short-term, feasible solutions for any kind of problem within economical budgets as compared to other meta-heuristic algorithms.
Tripti Dahiya   +4 more
doaj   +1 more source

Efficient Stochastic Approximation Monte Carlo Sampling for Heterogeneous Redundancy Allocation Problem

open access: yesIEEE Access, 2016
Existing optimization methods to heterogeneous redundancy allocation problem often suffer from the local-trap problem in optimization, due to the rugged energy landscapes.
Min Xu   +3 more
doaj   +1 more source

Multi-objective availability-redundancy allocation problem for a system with repairable and non-repairable components [PDF]

open access: yesDecision Science Letters, 2015
Reliability is one of the most important characteristics of the electrical and mechanical systems with applications in the space communication industries, internet networks, telecommunication systems, power generation systems, and productive facilities ...
Hossein Zoulfaghari   +2 more
doaj   +1 more source

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