Abstract
In production processes, maintenance decisions are often made based on uncertain assessment of risk. This uncertainty may not only appear in the probability when a process component goes into a state of failure, but also in the cost of associated repairs, consequential damage, and opportunity cost of lost production. In this paper, repair of a component is modeled as a Markov process with multiple states under the assumption that with a sufficient number of states, the Markovian property is valid, that is, the transition probabilities from the current state describe the future state of the system. A Markov formulation is developed for a system component with states representing a range of operating, fault and repair situations. A risk function is calculated based on the sum of the products of cost estimate and transition probability for possible states.
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© 2012 Springer-Verlag London Limited
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Lipsett, M.G., Gallardo Bobadilla, R. (2012). Modeling Risk in Discrete Multistate Repairable Systems. In: Amadi-Echendu, J., Willett, R., Brown, K., Mathew, J. (eds) Asset Condition, Information Systems and Decision Models. Engineering Asset Management Review. Springer, London. https://doi.org/10.1007/978-1-4471-2924-0_10
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DOI: https://doi.org/10.1007/978-1-4471-2924-0_10
Publisher Name: Springer, London
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