Model order reduction methods for geometrically nonlinear structures: a review of nonlinear techniques
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 …
geometric nonlinearity, with a special emphasis on the techniques based on invariant …
High-order direct parametrisation of invariant manifolds for model order reduction of finite element structures: application to generic forcing terms and parametrically …
The direct parametrisation method for invariant manifolds is used for model order reduction
of forced-damped mechanical structures subjected to geometric nonlinearities. Nonlinear …
of forced-damped mechanical structures subjected to geometric nonlinearities. Nonlinear …
Finite element computation of nonlinear modes and frequency response of geometrically exact beam structures
M Debeurre, A Grolet, B Cochelin, O Thomas - Journal of Sound and …, 2023 - Elsevier
An original method for the simulation of the dynamics of highly flexible slender structures is
presented. The flexible structures are modeled via a finite element (FE) discretization of a …
presented. The flexible structures are modeled via a finite element (FE) discretization of a …
[HTML][HTML] Nonautonomous spectral submanifolds for model reduction of nonlinear mechanical systems under parametric resonance
We use the recent theory of spectral submanifolds (SSMs) for model reduction of nonlinear
mechanical systems subject to parametric excitations. Specifically, we develop expressions …
mechanical systems subject to parametric excitations. Specifically, we develop expressions …
A general nonlinear order-reduction method based on the referenced nodal coordinate formulation for a flexible multibody system
T Yuan, W Fan, H Ren - Mechanism and Machine Theory, 2023 - Elsevier
An accurate and efficient formulation is favorable for dynamic analysis and control in the
field of the flexible multibody system. This paper proposes a general nonlinear order …
field of the flexible multibody system. This paper proposes a general nonlinear order …
Extreme nonlinear dynamics of cantilever beams: effect of gravity and slenderness on the nonlinear modes
M Debeurre, A Grolet, O Thomas - Nonlinear Dynamics, 2023 - Springer
In this paper, the effect of gravity on the nonlinear extreme amplitude vibrations of a slender,
vertically oriented cantilever beam is investigated. The extreme nonlinear vibrations are …
vertically oriented cantilever beam is investigated. The extreme nonlinear vibrations are …
Topology optimization of MEMS resonators with target eigenfrequencies and modes
D Giannini, N Aage, F Braghin - European Journal of Mechanics-A/Solids, 2022 - Elsevier
In this paper we present a density based topology optimization approach to the synthesis of
industrially relevant MEMS resonators. The methodology addresses general resonators …
industrially relevant MEMS resonators. The methodology addresses general resonators …
A consistency analysis of phase-locked-loop testing and control-based continuation for a geometrically nonlinear frictional system
G Abeloos, F Müller, E Ferhatoglu, M Scheel… - … Systems and Signal …, 2022 - Elsevier
Two of the most popular vibration testing methods for nonlinear structures are control-based
continuation and phase-locked-loop testing. In this paper, they are directly compared on the …
continuation and phase-locked-loop testing. In this paper, they are directly compared on the …
Control-based methods for the identification of nonlinear structures
G Abeloos - 2022 - orbi.uliege.be
One of the key roles of structural engineering is to describe how a structure vibrates, or"
responds", when a dynamic load, or" excitation", is applied to it. Often, the assumption of …
responds", when a dynamic load, or" excitation", is applied to it. Often, the assumption of …
[HTML][HTML] The Tribomechadynamics Research Challenge: Confronting blind predictions for the linear and nonlinear dynamics of a thin-walled jointed structure with …
The present article summarizes the submissions to the Tribomechadynamics Research
Challenge announced in 2021. The task was a blind prediction of the vibration behavior of a …
Challenge announced in 2021. The task was a blind prediction of the vibration behavior of a …