Results 31 to 40 of about 4,793,633 (336)

Model order reduction assisted by deep neural networks (ROM-net)

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2020
In this paper, we propose a general framework for projection-based model order reduction assisted by deep neural networks. The proposed methodology, called ROM-net, consists in using deep learning techniques to adapt the reduced-order model to a ...
Thomas Daniel   +3 more
doaj   +1 more source

Model and Controller Order Reduction for Infinite Dimensional Systems [PDF]

open access: yesITB Journal of Engineering Science, 2010
This paper presents a reduced order model problem using reciprocal transformation and balanced truncation followed by low order controller design of infinite dimensional systems.
Fatmawati   +3 more
doaj   +1 more source

Model order reduction based on Runge–Kutta neural networks

open access: yesData-Centric Engineering, 2021
Model order reduction (MOR) methods enable the generation of real-time-capable digital twins, with the potential to unlock various novel value streams in industry.
Qinyu Zhuang   +3 more
doaj   +1 more source

Second-Order Model Reduction Based on Gramians

open access: yesJournal of Control Science and Engineering, 2012
Some new and simple Gramian-based model order reduction algorithms are presented on second-order linear dynamical systems, namely, SVD methods. Compared to existing Gramian-based algorithms, that is, balanced truncation methods, they are competitive and ...
Cong Teng
doaj   +1 more source

Parameterized Model Order Reduction

open access: yes, 2015
This Chapter introduces parameterized, or parametric, Model Order Reduction (pMOR). The Sections are offered in a prefered order for reading, but can be read independently. Section 5.1, written by Jorge Fernández Villena, L. Miguel Silveira, Wil H.A. Schilders, Gabriela Ciuprina, Daniel Ioan and Sebastian Kula, overviews the basic principles for pMOR ...
Ciuprina, Gabriela   +11 more
openaire   +3 more sources

Reusing Preconditioners in Projection Based Model Order Reduction Algorithms

open access: yesIEEE Access, 2020
Dynamical systems are pervasive in almost all engineering and scientific applications. Simulating such systems is computationally very intensive. Hence, Model Order Reduction (MOR) is used to reduce them to a lower dimension.
Navneet Pratap Singh, Kapil Ahuja
doaj   +1 more source

Energy preserving model order reduction of the nonlinear Schr\"odinger equation [PDF]

open access: yes, 2018
An energy preserving reduced order model is developed for two dimensional nonlinear Schr\"odinger equation (NLSE) with plane wave solutions and with an external potential.
Karasözen, Bülent, Uzunca, Murat
core   +2 more sources

Stabilizing a CFD model of an unstable system through model reduction [PDF]

open access: yesModeling, Identification and Control, 2006
We demonstate stabilization of a computational fluid dynamics model of an unstable system. The unstable heating of a two-dimensional plate is used as a case study. Active control is introduced by cooling parts of the boundaries of the plate.
Svein Hovland, Jan T. Gravdahl
doaj   +1 more source

Arnoldi model order reduction for electromagnetic wave scattering computation [PDF]

open access: yes, 2007
This paper presents a model order reduction (MOR) algorithm for the volume integral equation formulation of electromagnetic wave scattering. We apply the Arnoldi algorithm to circumvent the computational complexity associated with the numerical solution ...
Bradley, Patrick   +2 more
core   +1 more source

Model Order Reduction Technique Applied on Harmonic Analysis of a Submerged Vibrating Blade

open access: yesInternational Journal of Applied Mechanics and Engineering, 2019
As part of an ongoing study into hydropower runner failure, a submerged, vibrating blade is investigated both experimentally and numerically. The numerical simulations performed are fully coupled acoustic-structural simulations in ANSYS Mechanical.
E. Tengs   +3 more
doaj   +1 more source

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