Optimal replacement and reactivation in warm standby systems performing random duration missions

G Levitin, L Xing, Y Xiang - Computers & industrial engineering, 2020 - Elsevier
Reliability modeling and optimization of warm standby systems have attracted considerable
research attentions in the past decade due to their wide use in diverse critical applications …

Unrepairable system with consecutively used imperfect storage units

G Levitin, L Xing, Y Dai - Reliability Engineering & System Safety, 2022 - Elsevier
Product storage is a crucial component of some engineering or technological systems.
Considering storage in the system reliability analysis has recently attracted research …

Preventive replacements in real-time standby systems with periodic backups

G Levitin, L Xing, Y Dai - IEEE Transactions on Reliability, 2015 - ieeexplore.ieee.org
This paper models a real-time warm standby system that has to accomplish a specified
amount of task by a hard deadline. The system is subject to corrective replacements (CRs) …

Heterogeneous 1-out-of-N warm standby systems with dynamic uneven backups

G Levitin, L Xing, Y Dai - IEEE Transactions on Reliability, 2015 - ieeexplore.ieee.org
In this paper, mission reliability, expected mission completion time, and cost of non-
repairable 1-out-of-N: G warm standby sparing systems subject to uneven backup actions …

Optimal mission aborting in multistate systems with storage

G Levitin, L Xing, Y Dai - Reliability Engineering & System Safety, 2022 - Elsevier
Though intensive research efforts have been devoted to the study of mission aborting rules
(MARs) for diverse types of systems, no previous work has discussed this problem for …

Unrepairable system with single production unit and n failure-prone identical parallel storage units

G Levitin, L Xing, Y Dai - Reliability Engineering & System Safety, 2022 - Elsevier
Despite the crucial role of product storage played in the operation of real-world systems,
only very few reliability studies have considered this component in the system reliability …

Optimal Backup Distribution in 1-out-of- Cold Standby Systems

G Levitin, L Xing, Y Dai - IEEE Transactions on Systems, Man …, 2014 - ieeexplore.ieee.org
This paper considers nonrepairable 1-out-of-N: G cold standby (CS) systems subject to
uneven backup actions as well as dynamic backup and retrieval times. In such systems, only …

Optimizing computational mission operation by periodic backups and preventive replacements

G Levitin, L Xing, Y Dai - IEEE Transactions on Systems, Man …, 2017 - ieeexplore.ieee.org
This paper models a warm standby system where a single element is online performing a
specified mission task (eg, a computing task) and subject to corrective replacement (CR) by …

Optimal loading of repairable system with perfect product storage

G Levitin, L Xing, Y Dai - Reliability Engineering & System Safety, 2022 - Elsevier
It is a common practice to use product storage to enhance the system operation efficiency
and mission success probability (MSP). However, very few studies in the reliability literature …

Optimization of predetermined standby mode transfers in 1-out-of-N: G systems

G Levitin, L Xing, Y Dai - Computers & Industrial Engineering, 2014 - Elsevier
Warm standby redundancy is an important fault-tolerant design technique for improving the
reliability of many systems used in life-critical or mission-critical applications. Traditional …