Different costs-informed component preventive maintenance with system lifetime changes

H Dui, C Zhang, T Tian, S Wu - Reliability Engineering & System Safety, 2022 - Elsevier
Abstract System safety assessment is a technique aiming at identifying hazards for the
system under analysis and showing the compliance with the safety requirements. In order to …

Reliability analyses of k-out-of-n: F capability-balanced systems in a multi-source shock environment

X Wang, R Ning, X Zhao, J Zhou - Reliability Engineering & System Safety, 2022 - Elsevier
Research on balanced systems has sparked intense attentions due to their widespread
engineering applications. Previous studies all considered that balanced systems operate in …

Reliability analysis of consecutive-k-out-of-r-from-n subsystems: F balanced systems with load sharing

C Wu, X Zhao, S Wang, Y Song - Reliability Engineering & System Safety, 2022 - Elsevier
In this paper, a consecutive-k-out-of-r-from-n subsystems: F balanced system with load
sharing is proposed, which takes both linear and circular structures into consideration. Such …

Importance measure-based phased mission reliability and UAV number optimization for swarm

Q Feng, M Liu, H Dui, Y Ren, B Sun, D Yang… - Reliability Engineering & …, 2022 - Elsevier
Nowadays, the missions of the unmanned aerial vehicle (UAV) swarm are very common.
However, it is still difficult to calculate the phased mission reliability of UAV swarms …

Analysis on cascading reliability of edge-assisted Internet of Things

X Fu, Y Wang, Y Yang, O Postolache - Reliability Engineering & System …, 2022 - Elsevier
Cascading failure is one of the key issues affecting the reliability of edge-assisted Internet of
Things (IoTs), but is rarely studied. In this paper, a cascading model is developed with full …

[HTML][HTML] Data-driven maintenance priority and resilience evaluation of performance loss in a main coolant system

H Dui, Z Xu, L Chen, L Xing, B Liu - Mathematics, 2022 - mdpi.com
The main coolant system (MCS) plays a vital role in the stability and reliability of a nuclear
power plant. However, human errors and natural disasters may cause some reactor coolant …

A hybrid multi-stage methodology for remaining useful life prediction of control system: Subsea Christmas tree as a case study

X Liu, B Cai, X Yuan, X Shao, Y Liu, JA Khan… - Expert Systems with …, 2023 - Elsevier
With the improvement of control system composition and operation process complexity, the
uncertainty in its operation process increases and real-time observation data is difficult to …

Joint modeling of loading and mission abort policies for systems operating in dynamic environments

X Zhao, R Li, S Cao, Q Qiu - Reliability Engineering & System Safety, 2023 - Elsevier
Failures of safety-critical systems may cause huge economic losses and irretrievable
disasters. The dynamic operating environment of such systems makes it more difficult to …

Importance measure construction and solving algorithm oriented to the cost-constrained reliability optimization model

M Liu, D Wang, J Zhao, S Si - Reliability Engineering & System Safety, 2022 - Elsevier
Importance measures are used to prioritize the system components for achieving high
efficiency and economy of reliability optimization. The existing importance measures pay …

Maintenance policy optimization for multi-component systems considering dynamic importance of components

C Zhang, F Qi, N Zhang, Y Li, H Huang - Reliability Engineering & System …, 2022 - Elsevier
A novel maintenance policy for a multi-component system consisting of an auxiliary and a
critical component is presented. The deterioration process of the components is described …