Multi-objective optimization of reliability–redundancy allocation problem with cold-standby strategy using NSGA-II

MA Ardakan, MT Rezvan - Reliability Engineering & System Safety, 2018 - Elsevier
The reliability–redundancy allocation problem (RRAP) involves the selection of components
reliability and redundancy levels, with the aim of maximizing system reliability. Generally …

G-mixed: A new strategy for redundant components in reliability optimization problems

N Sedaghat, MA Ardakan - Reliability Engineering & System Safety, 2021 - Elsevier
Improving system reliability without increasing system cost or weight is a realm of great
attraction for system designers. This objective can be achieved by developing new …

Grey wolf optimizer and hybrid PSO‐GWO for reliability optimization and redundancy allocation problem

AS Bhandari, A Kumar, M Ram - Quality and Reliability …, 2023 - Wiley Online Library
Abstract Analysis and optimization of system reliability have very much importance for
developing an optimal design for the system while using the available resources. Several …

Optimal activation order vs. redundancy strategies in reliability optimization problems

MA Ardakan, S Talkhabi, MN Juybari - Reliability Engineering & System …, 2022 - Elsevier
The optimal activation order (OAO) is introduced as a new concept in reliability optimization
problems (ROPs), which sharply contrasts with the conventional redundancy strategies …

Network reliability analysis: Matrix-exponential approach

A Alkaff, MN Qomarudin, Y Bilfaqih - Reliability Engineering & System …, 2020 - Elsevier
An exact method for analyzing the reliability of networks whose components' lifetimes have
matrix-based distributions is proposed. The method produces an add-on algorithm for the …

Development of a blended particle swarm optimization to optimize mission design life of a series–parallel reliable system with time dependent component reliabilities …

N Bhattacharyee, N Kumar, SK Mahato, AK Bhunia - Soft Computing, 2021 - Springer
Maximization of system reliability is a topic of much concern in the field of engineering
design, telecommunication, aircraft design, plant and factory establishing, producing of …

Redundancy Allocation of Components with Time-Dependent Failure Rates

E Zio, H Gholinezhad - Mathematics, 2023 - mdpi.com
The Redundancy Allocation Problem (RAP) is well-known in the field of reliability
optimization. In this paper, RAP is investigated assuming that the distribution of the time to …

Redundancy allocation problem with a mixed strategy for a system with k-out-of-n subsystems and time-dependent failure rates based on Weibull distribution: An …

P Pourkarim Guilani, P Azimi, M Sharifi… - Scientia …, 2019 - scientiairanica.sharif.edu
Reliability improvement for electronics and mechanical systems is vital for engineers in
order to design of these systems. For this reason, there are many researches in this scope to …

Water cycle algorithm for solving the reliability-redundancy allocation problem with a choice of redundancy strategies

N Mahdavi-Nasab, M Abouei Ardakan… - … in Statistics-Theory …, 2020 - Taylor & Francis
This paper proposes a new mathematical model for the reliability-redundancy allocation
problem (RRAP) with a choice of redundancy strategies. To maximize the reliability of a …

Modeling and analysis of system reliability using phase‐type distribution closure properties

A Alkaff, MN Qomarudin - Applied Stochastic Models in …, 2020 - Wiley Online Library
Phase‐type distribution closure properties are utilized to devise algorithms for generating
reliability functions of systems with basic structures. These structures include series, parallel …