Results 21 to 30 of about 40,737 (213)

Port-Hamiltonian Mathematical Model of a Fluid Ring Attitude System

open access: yesEnergies, 2021
In this article, we propose a mathematical model using the port-Hamiltonian formalism for a satellite’s three-axis attitude system comprising fluid rings.
Juan Cristobal Alcaraz Tapia   +2 more
doaj   +1 more source

Port-Hamiltonian Modeling of Multiphysics Systems and Object-Oriented Implementation With the Modelica Language

open access: yesIEEE Access, 2020
In this article we present the implementation in Modelica language of a library with the fundamental components for modeling a wide variety of multiphysics systems.
Francisco M. Marquez   +2 more
doaj   +1 more source

Port-Hamiltonian fluid–structure interaction modelling and structure-preserving model order reduction of a classical guitar

open access: yesMathematical and Computer Modelling of Dynamical Systems, 2023
A fluid–structure interaction model in a port-Hamiltonian representation is derived for a classical guitar. After discretization, we combine the laws of continuum mechanics for solids and fluids within a unified port-Hamiltonian (pH) modelling approach ...
Johannes Rettberg   +6 more
doaj   +1 more source

A Finite Dimensional Approximation of the shallow water Equations: The port-Hamiltonian Approach [PDF]

open access: yes, 2006
We look into the problem of approximating a distributed parameter port-Hamiltonian system which is represented by a non-constant Stokes-Dirac structure.
Pasumarthy, Ramkrishna,   +1 more
core   +6 more sources

Time-domain Dynamic State Estimation for Unbalanced Three-phase Power Systems

open access: yesJournal of Modern Power Systems and Clean Energy, 2023
In this paper, we present a time-domain dynamic state estimation for unbalanced three-phase power systems. The dynamic nature of the estimator stems from an explicit consideration of the electromagnetic dynamics of the network, i.e., the dynamics of the ...
Martin Pfeifer   +5 more
doaj   +1 more source

A Reversible Hydropump–Turbine System

open access: yesApplied Sciences, 2022
Water-pumped storage systems have become an ideal alternative to regulate the intermittent power delivered by renewable energy sources. For small-scale operations, a type of centrifugal pump coupled to asynchronous machines represents an adequate ...
Luis Miguel Esquivel-Sancho   +3 more
doaj   +1 more source

Reinforcement Learning for Port-Hamiltonian Systems [PDF]

open access: yesIEEE Transactions on Cybernetics, 2015
submitted
Olivier, Sprangers   +3 more
openaire   +3 more sources

Observability for port-Hamiltonian systems [PDF]

open access: yes2021 European Control Conference (ECC), 2021
The class of port-Hamiltonian systems incorporates many physical models, such as mechanical systems in the finite-dimensional case and wave and beam equations in the infinite-dimensional case. In this paper we study a subclass of linear first order port-Hamiltonian systems.
Jacob, Birgit, Zwart, Hans
openaire   +3 more sources

Optimal Robustness of Port-Hamiltonian Systems [PDF]

open access: yesSIAM Journal on Matrix Analysis and Applications, 2020
We construct optimally robust port-Hamiltonian realizations of a given rational transfer function that represents a passive system. We show that the realization with a maximal passivity radius is a normalized port-Hamiltonian one. Its computation is linked to a particular solution of a linear matrix inequality that defines passivity of the transfer ...
Mehrmann, Volker, Van Dooren, Paul
openaire   +3 more sources

Port-Hamiltonian Systems Theory and Monotonicity

open access: yesSIAM Journal on Control and Optimization, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
M. K. Camlibel, A. J. van der Schaft
openaire   +2 more sources

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