Stochastic process-based degradation modeling and RUL prediction: from Brownian motion to fractional Brownian motion

H Zhang, M Chen, J Shang, C Yang, Y Sun - Science China Information …, 2021 - Springer
Brownian motion (BM) has been widely used for degradation modeling and remaining
useful life (RUL) prediction, but it is essentially Markovian. This implies that the future state in …

Model uncertainty in accelerated degradation testing analysis

L Liu, XY Li, E Zio, R Kang… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In accelerated degradation testing (ADT), test data from higher than normal stress conditions
are used to find stochastic models of degradation, eg, Wiener process, Gamma process, and …

Stochastic modeling and analysis of multiple nonlinear accelerated degradation processes through information fusion

F Sun, L Liu, X Li, H Liao - Sensors, 2016 - mdpi.com
Accelerated degradation testing (ADT) is an efficient technique for evaluating the lifetime of
a highly reliable product whose underlying failure process may be traced by the degradation …

Integration for degradation analysis with multi-source ADT datasets considering dataset discrepancies and epistemic uncertainties

WB Chen, XY Li, R Kang - Reliability Engineering & System Safety, 2022 - Elsevier
Degradation data collected from a single accelerated degradation testing (ADT) are usually
non-sufficient, which causes a lack of knowledge and leads to epistemic uncertainties. So …

Reliability estimation considering multi-stress monotonic degradation test data with non-constant scale parameter

S Limon, B Nepal, OP Yadav - Quality engineering, 2020 - Taylor & Francis
The accelerated degradation testing (ADT) has been proven to be effective in quickly
assessing the reliability of a highly reliable product, especially during product design and …

Bayesian heterogeneous degradation performance modeling with an unknown number of sub‐populations

H Nguyen, X Sun, Q Lu, Q Zhang… - Quality and Reliability …, 2023 - Wiley Online Library
Successful modeling of degradation data is of great importance for both accurate reliability
assessment and effective maintenance decision‐making. Many of existing degradation …

A change-point based reliability prediction model using field return data

M Altun, SV Comert - Reliability Engineering & System Safety, 2016 - Elsevier
In this study, we propose an accurate reliability prediction model for high-volume complex
electronic products throughout their warranty periods by using field return data. Our model …

Wear life prediction of piston ring and cylinder liner based on integration of experiment and bench test data

P Guo, Z Yan, J Xu, Y Shen, J Wang - Engineering Failure Analysis, 2024 - Elsevier
The wear data of piston ring-cylinder liner (PRCL) of high-power diesel engines faces the
problems of small samples, randomness, and underutilization, which leads to the wear life …

[HTML][HTML] Uncertain process-based integration of ADT and field data of PCB in airborne equipment and PCB residual lifetime evaluation

W Yu, K Rui, GUO Linhan, LI Xiaoyang, LIU Zhe… - Chinese Journal of …, 2024 - Elsevier
Accurately evaluating the lifespan of the Printed Circuit Board (PCB) in airborne equipment
is an essential issue for aircraft design and operation in the marine atmospheric …

Field degradation modeling and prognostics under time-varying operating conditions: A Bayesian based filtering algorithm

S Li, Z Yang, C Chen, C Yu, H Tian, T Jin - Applied Mathematical Modelling, 2021 - Elsevier
In practice, degradation modeling and prognostics for a product working in field is of
importance for condition-based maintenance, meanwhile a challenging work due to the …