Research Article

A New Biobjective Model to Optimize Integrated Redundancy Allocation and Reliability-Centered Maintenance Problems in a System Using Metaheuristics

Table 2

Range of the main parameters.

NSGA-IIMOPSOMOFA
ParameterRangeParameterRangeParameterRange

Pop. size ()20–100Pop. size ()20–100Pop. size ()10–100
Max iteration number (Maxit)50–200Max iteration number (Maxit)50–200Max iteration number (Maxit)50–200
Cross rate (Cr)0.5–0.9Inertia weight ()0.4–0.9Randomization parameter 0.1–0.9
Mutation rate (Mr)0.01–0.3Cognitive factor 1-2Fixed light absorption coefficient 1–3
Social factor 1-2