Structural reliability analysis and uncertainties‐based collaborative design and optimization of turbine blades using surrogate model

D Meng, S Yang, Y Zhang… - Fatigue & Fracture of …, 2019 - Wiley Online Library
In power and energy systems, both the aerodynamic performance and the structure
reliability of turbine equipment are affected by utilized blades. In general, the design process …

An efficient multi-objective optimization method based on the adaptive approximation model of the radial basis function

X Liu, X Liu, Z Zhou, L Hu - Structural and Multidisciplinary Optimization, 2021 - Springer
Considering the high computational cost caused by solving multi-objective optimization
(MOO) problems, an efficient multi-objective optimization method based on the adaptive …

Construction of probability box model based on maximum entropy principle and corresponding hybrid reliability analysis approach

X Liu, X Wang, J Xie, B Li - Structural and Multidisciplinary Optimization, 2020 - Springer
In this paper, a new method for constructing the probability box (p-box) model is developed
based on maximum entropy principle. The distribution characteristics of probability box …

A novel methodology of reliability-based multidisciplinary design optimization under hybrid interval and fuzzy uncertainties

L Wang, C Xiong, Y Yang - Computer Methods in Applied Mechanics and …, 2018 - Elsevier
Various uncertainties exist in engineering practice, which brings adverse effects to the
reliability of complicated engineering systems. Considering the case that interval and fuzzy …

Positioning accuracy reliability analysis of industrial robots considering epistemic uncertainty and correlation

L Cao, J Liu, J Zhang, C Jiang… - Journal of …, 2023 - asmedigitalcollection.asme.org
Uncertainties widely existing in modeling parameters, such as link length, joint clearance,
and rotation angle, have the serious impact on the motion performance of industrial robots …

[HTML][HTML] Recent advances in polynomial chaos method for uncertainty propagation

X Fenfen, C Jiangtao, REN Chengkun, Z Li… - 中国舰船 …, 2021 - zgjcyj.xml-journal.net
Uncertainty exists widely in engineering design. As one of the key components of
engineering design, uncertainty propagation and quantification has always been an …

Sequential multidisciplinary design optimization and reliability analysis under interval uncertainty

L Wang, C Xiong, J Hu, X Wang, Z Qiu - Aerospace Science and …, 2018 - Elsevier
With the rapid development of modern technology and the rising demand for high reliability
in complex multidisciplinary engineering systems, more and more attention has been paid to …

Augmented first-order reliability method for estimating fuzzy failure probabilities

MA Valdebenito, X Yuan, MGR Faes - Structural Safety, 2023 - Elsevier
This paper presents an approach for estimating the fuzzy failure probability associated with
reliability problems where uncertainty is characterized through random variables whose …

Interval reliability sensitivity analysis using Monte Carlo simulation and mouth brooding fish algorithm (MBF)

M Babazadeh, O Rezayfar, E Jahani - Applied Soft Computing, 2023 - Elsevier
In reliability analysis and reliability-based design approach, sensitivity analysis establishes
a relation between the variation in random variable parameters and that in reliability. The …

Efficient uncertainty propagation for parameterized p-box using sparse-decomposition-based polynomial chaos expansion

HB Liu, C Jiang, Z Xiao - Mechanical Systems and Signal Processing, 2020 - Elsevier
Uncertainty propagation (UP) is the process of determining the effect of input uncertainties
on a response of interest. These input uncertainties may be characterized as either aleatory …