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Aircraft structural design and life-cycle assessment through digital twins
Numerical modeling tools are essential in aircraft structural design, yet they face challenges
in accurately reflecting real-world behavior due to factors like material properties scatter and …
in accurately reflecting real-world behavior due to factors like material properties scatter and …
Two-stage data-driven evolutionary optimization for high-dimensional expensive problems
Surrogate-assisted evolutionary algorithms (SAEAs) have been widely used for solving
complex and computationally expensive optimization problems. However, most of the …
complex and computationally expensive optimization problems. However, most of the …
Enhanced support vector machine-based moving regression strategy for response prediction and reliability estimation of complex structure
H Zhu, HK Hao, C Lu - Aerospace Science and Technology, 2024 - Elsevier
For predicting response property and estimating reliability level of complex structure,
enhanced support vector machine-based moving regression (MR-ESVM) strategy is …
enhanced support vector machine-based moving regression (MR-ESVM) strategy is …
[HTML][HTML] FEM updating for damage modeling of composite cylinders under radial compression considering the winding pattern
This work aims at develo** a strategy to obtain damage evolution parameters of wound
cylinders to verify the influence of the winding pattern on them. First, a detailed description of …
cylinders to verify the influence of the winding pattern on them. First, a detailed description of …
Optimal design of electrical power distribution grid spacers using finite element method
Spacers in the compact power distribution network are essential components for the support,
organization, and spacing of conductors. To improve the reliability of these components and …
organization, and spacing of conductors. To improve the reliability of these components and …
Model updating of rotor system based on the adaptive Gaussian process model using unbalance response
For predicting the dynamic responses of rotor system with high accuracy, an adaptive
Gaussian process model-based model updating method for rotor system using the …
Gaussian process model-based model updating method for rotor system using the …
From physics-based models to predictive digital twins via interpretable machine learning
MG Kapteyn, KE Willcox - ar** control for active flutter suppression
Flutter is an unstable oscillation caused by the interaction of aerodynamics and structural
dynamics. It is current practice to operate aircraft well below their open-loop flutter speed in …
dynamics. It is current practice to operate aircraft well below their open-loop flutter speed in …
A non-intrusive dynamic sensitivity-based substructure model updating method for nonlinear systems
In nonlinear finite element model updating (FEMU), one of the main challenges is how to
improve the updating efficiency for large-scale structures. The computational time of …
improve the updating efficiency for large-scale structures. The computational time of …
Geometric mistuning identification and finite element model updating methods for bladed disks
D Liang, Z Jia, Z Cao, Y Wu, R Zhang, J Fan… - Aerospace Science and …, 2022 - Elsevier
Dynamic analysis results of a blisk are sensitive to inevitable geometrical mistuning, and the
high-fidelity finite element model (FEM) of real blisk is of paramount importance to accurately …
high-fidelity finite element model (FEM) of real blisk is of paramount importance to accurately …