Optimal inspection and mission abort policies for systems subject to degradation

X Zhao, J Sun, Q Qiu, K Chen - European Journal of Operational Research, 2021 - Elsevier
Safety-critical systems are commonly required to perform missions in various engineering
fields. Failures of safety-critical systems may result in irretrievable economic losses and …

A finite-horizon condition-based maintenance policy for a two-unit system with dependent degradation processes

B Liu, MD Pandey, X Wang, X Zhao - European Journal of Operational …, 2021 - Elsevier
This paper analyzes a condition-based maintenance (CBM) model for a system with two
heterogeneous components in which degradation follows a bivariate gamma process …

Optimal condition-based preventive maintenance policy for balanced systems

J Wang, Q Qiu, H Wang, C Lin - Reliability Engineering & System Safety, 2021 - Elsevier
Reliability evaluation of balanced systems has been extensively studied in recent years.
However, the research on maintenance optimization for balanced systems is still …

Optimal condition-based maintenance policy for multi-component repairable systems with economic dependence in a finite-horizon

W Zhang, X Zhang, S He, X Zhao, Z He - Reliability Engineering & System …, 2024 - Elsevier
Industrial production entails using numerous multi-component repairable systems (MCRS),
and the reliability of these systems is often affected by a varying level of degradation. To …

Optimal preventive maintenance policy for a system subject to two-phase imperfect inspections

F Zhang, J Shen, H Liao, Y Ma - Reliability Engineering & System Safety, 2021 - Elsevier
Inspections are essential to finding the health status of a system. However, inspections are
usually imperfect, which may not always reveal the true state of the system. Most of research …

Designing warranty and maintenance policies for products subject to random working cycles

L Shang, B Liu, Q Qiu, L Yang, Y Du - Reliability Engineering & System …, 2023 - Elsevier
The extensive application of digital technologies makes it possible for reliability managers to
track in real time the product working cycles over the life cycle. Tracked working cycles …

Optimal warranty policy design for deteriorating products with random failure threshold

T Li, S He, X Zhao - Reliability Engineering & System Safety, 2022 - Elsevier
With the rapid development of technologies and increasing availability of degradation data,
the design of appropriate warranty policy for products subject to performance deterioration …

Design and pricing of extended warranty menus based on the multinomial logit choice model

X Wang, X Zhao, B Liu - European Journal of Operational Research, 2020 - Elsevier
This paper studies the design and pricing of an extended warranty menu, which offers
multiple options with differentiated lengths and prices. The power law process is used to …

A maintenance strategy based on system reliability considering imperfect corrective maintenance and shocks

S Gan, Z Song, L Zhang - Computers & Industrial Engineering, 2022 - Elsevier
In this study, an innovative maintenance strategy is proposed for systems subject to normal
degradation and shock process. The shock process is a non-homogeneous Poisson …

Joint optimal mission aborting and replacement and maintenance scheduling in dual-unit standby systems

G Levitin, L Xing, Y Dai - Reliability Engineering & System Safety, 2021 - Elsevier
This paper models a dual-unit standby system with non-identical, reusable units that perform
the mission task alternatively according to a pre-specified replacement and maintenance …