Stabilization of linear time‐varying reduced‐order models: A feedback controller approach

R Mojgani, M Balajewicz - International Journal for Numerical …, 2020 - Wiley Online Library
Many of the commonly used methods in model‐order reduction do not guarantee stability of
the reduced‐order model. This article extends the eigenvalue reassignment method of …

A hybrid reduced-order model for segregated fluid-structure interaction solvers in an ALE approach at high Reynolds number

VN Ngan, G Stabile, A Mola, G Rozza - arXiv preprint arXiv:2406.12701, 2024 - arxiv.org
This study introduces a first step for constructing a hybrid reduced-order models (ROMs) for
segregated fluid-structure interaction in an Arbitrary Lagrangian-Eulerian (ALE) approach at …

Modeling of a pitching and plunging airfoil using experimental flow field and load measurements

V Troshin, A Seifert - Experiments in Fluids, 2018 - Springer
The main goal of the current paper is to outline a low-order modeling procedure of a heaving
airfoil in a still fluid using experimental measurements. Due to its relative simplicity, the …

Reduced order modeling of convection-dominated flows, dimensionality reduction and stabilization

R Mojgani - 2020 - ideals.illinois.edu
We present methodologies for reduced order modeling of convection dominated flows.
Accordingly, three main problems are addressed. Firstly, an optimal manifold is realized to …

Hybrid reduced-order methods for segregated fluid-structure interaction solvers in an ALE approach using the Finite Volume Method.

VEB NKANA NGAN - 2024 - iris.sissa.it
This dissertation intends to construct hybrid reduced-order models (ROMs) for segregated
Fluid-structure interactions solvers in an Arbitrary Lagrangian-Eulerian (ALE) framework …

[PDF][PDF] The vibrations induced by fluid flow in plates with different Poisson's ratios

B Burlaga, T Stręk - Vibrations in Physical Systems, 2020 - bibliotekanauki.pl
A fluid interacts with every solid object that is submerged in its flow. In this paper, the
dynamic instability of elastic solid is modeled and analyzed based on the benchmark model …

Reduced Order Models for the Navier-Stokes equations for aeroelasticity

F Di Donfrancesco - 2019 - theses.hal.science
The numerical prediction of aeroelastic systems responses becomes unaffordable when
parametric analyses with high-fidelity CFD are required. Reduced order modeling (ROM) …

A POD-DEIM Reduced Order Model with deforming mesh for aeroelastic applications

F Di Donfrancesco, A Placzek… - … -ECFD Conferences 2018, 2018 - hal.science
Reduced-order models (ROMs) of nonlinear dynamical systems are essential for
broadening the scope of high-fidelity non linear CFD design optimizations or aeroelastic …

[PDF][PDF] On the reduced-order modelling based on the Arbitrary Lagrangian-Eulerian formulation for high speed aeroelastic applications

A Placzek - congress.cimne.com
The numerical prediction of the aeroelastic stability of aeronautical components is a
necessary step to ensure that the structure is correctly designed to sustain the aerodynamic …

Operational models for real time applications of nonlinear and moving boundary process distributed systems

E López-Quiroga - 2014 - digital.csic.es
Thermal processes are widely employed in both Food and Biotechnology industries.
Nevertheless, their operation and decision making is still ruled by rigid procedures which …