Abstract
This chapter considers seven models with discrete variables where a unit is replaced preventively after a specified number N of uses, failures, faults, preventive maintenances and shocks have occured. Optimal policies to minimize the expected cost rates are discussed. Each optimal number N* is given by a unique solution of equation. Further, two discrete problems of a parallel redundant system which determine the total number of failed units and the number of units are considered. Finally, extended models with continuous and discrete variables are introduced.
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© 1984 Springer-Verlag Berlin Heidelberg
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Nakagawa, T. (1984). Discrete Replacement Models. In: Osaki, S., Hatoyama, Y. (eds) Stochastic Models in Reliability Theory. Lecture Notes in Economics and Mathematical Systems, vol 235. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-45587-2_4
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DOI: https://doi.org/10.1007/978-3-642-45587-2_4
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