Results 61 to 70 of about 6,100,810 (194)

Reduced-order modeling of soft robots

open access: yesPLOS ONE, 2018
We present a general strategy for the modeling and simulation-based control of soft robots. Although the presented methodology is completely general, we restrict ourselves to the analysis of a model robot made of hyperelastic materials and actuated by cables or tendons. To comply with the stringent real-time constraints imposed by control algorithms, a
Chenevier, Jean   +4 more
openaire   +8 more sources

Fidelity susceptibility in the two-dimensional spin-orbit models

open access: yes, 2011
We study the quantum phase transitions in the two-dimensional spin-orbit models in terms of fidelity susceptibility and reduced fidelity susceptibility.
K. I. Kugel   +4 more
core   +1 more source

Evolve Filter Stabilization Reduced-Order Model for Stochastic Burgers Equation

open access: yesFluids, 2018
In this paper, we introduce the evolve-then-filter (EF) regularization method for reduced order modeling of convection-dominated stochastic systems. The standard Galerkin projection reduced order model (G-ROM) yield numerical oscillations in a convection-
Xuping Xie   +2 more
doaj   +1 more source

An orifice shape-based reduced order model of patient-specific mitral valve regurgitation

open access: yesEngineering Applications of Computational Fluid Mechanics, 2021
Mitral valve regurgitation (MR) is one of the most prevalent valvular heart diseases. Its quantitative assessment is challenging but crucial for treatment decisions.
J. Franz   +12 more
doaj   +1 more source

Advanced System-Level Model Reduction Method for Multi-Converter DC Power Systems

open access: yesCSEE Journal of Power and Energy Systems
For dynamic stability analysis and instability mechanism understanding of multi-converter medium voltage DC power systems with droop-based double-loop control, an advanced system-level model reduction method is proposed.
Lin Zhu   +7 more
doaj   +1 more source

Development of a Reduced Order Model of Solar Heat Gains Prediction

open access: yesEnergies, 2020
The aim of this study was to elaborate and validate a reduced order model able to forecast solar heat gains as a function of the architectural parameters that determine the solar heat gains.
Meril Tamm   +5 more
doaj   +1 more source

Mass Conservative Reduced Order Modeling of a Free Boundary Osmotic Cell Swelling Problem

open access: yes, 2018
We consider model order reduction for a free boundary problem of an osmotic cell that is parameterized by material parameters as well as the initial shape of the cell.
Lehrenfeld, Christoph, Rave, Stephan
core   +1 more source

Eigenstrain-based reduced order homogenization models for polycrystal plasticity: addressing scalability [PDF]

open access: yes, 2017
In this manuscript, accelerated, sparse and scalable eigenstrain-based reduced order homogenization models have been developed for computationally efficient multiscale analysis of polycrystalline materials.
Oskay, Caglar, Zhang, Chiang
core  

A Reduced-Order Model of Lithium–Sulfur Battery Discharge

open access: yesBatteries
This paper examines the problem of modeling lithium–sulfur (Li-S) battery discharge dynamics. The importance of this problem stems from the attractive specific energy levels achievable by Li-S batteries, which can be particularly appealing for ...
Noushin Haddad, Hosam K. Fathy
doaj   +1 more source

POD model order reduction with space-adapted snapshots for incompressible flows

open access: yes, 2019
We consider model order reduction based on proper orthogonal decomposition (POD) for unsteady incompressible Navier-Stokes problems, assuming that the snapshots are given by spatially adapted finite element solutions.
Gräßle, Carmen   +3 more
core   +1 more source

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