Model order reduction methods for geometrically nonlinear structures: a review of nonlinear techniques

C Touzé, A Vizzaccaro, O Thomas - Nonlinear Dynamics, 2021 - Springer
This paper aims at reviewing nonlinear methods for model order reduction in structures with
geometric nonlinearity, with a special emphasis on the techniques based on invariant …

[HTML][HTML] Review of computational mechanics, optimization, and machine learning tools for digital twins applied to infrastructures

GE Stavroulakis, BG Charalambidi, P Koutsianitis - Applied Sciences, 2022 - mdpi.com
This review discusses the links between the newly introduced concepts of digital twins and
more classical finite element modeling, reduced order models, parametric modeling, inverse …

[HTML][HTML] Contact stiffness of jointed interfaces: A comparison of dynamic substructuring techniques with frictional hysteresis measurements

V Gimpl, A Fantetti, SWB Klaassen… - … Systems and Signal …, 2022 - Elsevier
The tangential contact stiffness is an important parameter used in non-linear dynamic
analyses of jointed structures since it can strongly affect the prediction of resonance …

Interface reduction in flexible multibody systems using the Floating Frame of Reference Formulation

A Cammarata, R Sinatra, PD Maddìo - Journal of Sound and Vibration, 2022 - Elsevier
The influence of interface reduction on the dynamics of flexible multibody systems has not
been well investigated and the conventional multipoint constraints still suffer when applied …

Multi-input multi-output phononic subsurfaces for passive boundary layer transition delay

CL Willey, CJ Barnes, VW Chen, K Rosenberg… - Journal of Fluids and …, 2023 - Elsevier
This paper documents progress towards developing a passive boundary layer transition
delay strategy using a phononic subsurface (PSub). High-order implicit large-eddy …

[HTML][HTML] Parametric reduced-order modeling for component-oriented treatment and localized nonlinear feature inclusion

K Vlachas, A Garland, DD Quinn, E Chatzi - Nonlinear Dynamics, 2024 - Springer
We propose coupling a physics-based reduction framework with a suited response
decomposition technique to derive a component-oriented reduction (COR) approach, which …

Wave propagation in mass embedded and pre-stressed hexagonal lattices

D Karličić, M Cajić, T Chatterjee, S Adhikari - Composite Structures, 2021 - Elsevier
This paper investigates the elastic wave propagation, mode veering, and in-plane vibration
of pre-stressed hexagonal lattice embedded in an elastic medium and composed of axially …

Model order reduction using hyperreduction methods (DEIM, ECSW) for magnetodynamic FEM problems

J Maierhofer, DJ Rixen - Finite Elements in Analysis and Design, 2022 - Elsevier
Abstract Efficient Model Order Reduction Methods for the calculation of non-linear
electromagnetic systems can be realized using hyperreduction strategies that are known …

Effects of mobility matrices completeness on component-based transfer path analysis methods with and without substructuring applied to aircraft-like components

S Prenant, T Padois, V Rolland, M Etchessahar… - Journal of Sound and …, 2023 - Elsevier
Abstract Structure borne noise induced by vibrating systems is considered as a major
contribution to the noise generated inside vehicles and can be assessed using Transfer …

Hierarchical verification and validation in a forward model-driven structural health monitoring strategy

J Wilson, G Manson, P Gardner… - Structural Health …, 2023 - journals.sagepub.com
This paper presents a demonstrative application of a forward model-driven approach to
structural health monitoring (SHM), incorporating hierarchical validation methods. A key …