Large-scale selective maintenance optimization using bathtub-shaped failure rates

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Teemu J. Ikonen, Hossein Mostafaei, Yixin Ye, David E. Bernal, Ignacio E. Grossmann, Iiro Harjunkoski

Published: 2020, Last Modified: 24 Mar 2026Comput. Chem. Eng. 2020EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: Highlights•Linking of lifetime data analysis into selective maintenance optimization•Selective maintenance optimization based on bathtub-shaped failure rates•Efficiency improvement 1: replacement preclusion based on the infant mortality period•Efficiency improvement 2: convexified selective maintenance optimization models•Applicable to large-scale systems with up to 700 to 1000 components