Component data assisted finite element model updating of composite flying-wing aircraft using multi-level optimization

W Zhao, A Gupta, CD Regan, J Miglani… - Aerospace science and …, 2019 - Elsevier
This article studies finite element model updating of a composite flying-wing aircraft by using
experimental results for both the aircraft and its components obtained in different …

A model-updating approach based on the component mode synthesis method and perturbation analysis

T Wang, H He, W Yan, GP Chen - Journal of Sound and Vibration, 2018 - Elsevier
A model-updating approach based on an improved free-interface component mode
synthesis method is proposed. First, the equivalent higher-order matrix of the system is …

Structural parameter estimation and damage detection using experimental transfer function data

A Esfandiari - Inverse Problems in Science and Engineering, 2020 - Taylor & Francis
In this paper, the capabilities of an enhanced sensitivity relation for the structural model
updating are validated using a subset of the measured frequency response function (FRF) …

Damage identification of structures based on sensitivity equations using PCA and PSD data

N Fallah, SR Hoseini Vaez… - Proceedings of the …, 2023 - journals.sagepub.com
This article presents a novel model updating approach to the problem of structural damage
identification. The approach is based on principal component analysis (PCA) of power …

[PDF][PDF] 基于频响函数的复合材料空间分布模量场识别

范刚, 吴邵庆, 李彦斌, 费庆国, 韩晓林 - 航空学报, 2017 - researchgate.net
针对纤维编织复合材料宏观力学性能的非均匀特性, 提出了基于频响函数(FRF)
的复合材料梁空间分布弹性模量场的识别方法. 采用基于灵敏度分析的方法构造优化问题 …

Apparent Mass Function Model for Nonstructural Element Influence in Aerospace Structure Vibrations

C Raimond, X Cadiot, R Tanays, L Sanches… - Journal of Spacecraft …, 2024 - arc.aiaa.org
VIBRATION analysis of complex aerospace structures presents a significant challenge,
particularly in modeling and simulating their behavior in the midfrequency range. To design …

Characterization of the dynamic behavior of structures using the Kriging surrogate and experimental data

JE Gubaua, GWO Dicati, T da Silva… - Acta Mechanica, 2023 - Springer
The finite element method (FEM) is a useful numerical tool for solving engineering problems
in general. FEM simulates the behavior of several structures regarding the boundary …

[PDF][PDF] 复合材料梁弹性参数连续分布场识别

吴邵庆, 范刚, 李彦斌, 姜东, 费庆国 - 振动工程学报, 2019 - researchgate.net
针对纤维编织复合材料宏观力学参数空间分布的非均匀特性, 提出基于正交展开的复合材料等效
参数分布场识别方法, 利用有限测点加速度响应信息识别复合材料梁上连续分布的等效弹性参数 …

[HTML][HTML] Structural dynamic model updating based on Kriging model using frequency response data

J Wang, C Wang, J Zhao - Journal of Vibroengineering, 2016 - extrica.com
Metamodel technique is attracting more and more attention in structural dynamic model
updating. In this paper, an attempt is made to explore the effectiveness of Kriging method for …

FRF-based structural parameters estimation using strain data: sensitivity equation, measurement and excitation selection

A Beyhaqi, A Esfandiari - Inverse Problems in Science and …, 2018 - Taylor & Francis
In this paper, a structural model updating technique is presented using frequency domain
representation of incomplete strain data to identify the location and severity of structural …