Results 31 to 40 of about 805 (183)

Notch filters for port-Hamiltonian systems [PDF]

open access: yes2012 American Control Conference (ACC), 2012
In this paper a standard notch filter is modeled in the port-Hamiltonian framework. By having such a port-Hamiltonian description it is proven that the notch filter is a passive system. The notch filter can then be interconnected with another (nonlinear) port-Hamiltonian system, while preserving the overall passivity property.
Daniel Alonzo Dirksz   +3 more
openaire   +4 more sources

Reinforcement Learning for Port-Hamiltonian Systems [PDF]

open access: yesIEEE Transactions on Cybernetics, 2015
submitted
Olivier Sprangers   +3 more
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. Kanat Camlibel, A. J. van der Schaft
openaire   +2 more sources

Generalized port-Hamiltonian DAE systems [PDF]

open access: yesSystems & Control Letters, 2018
Motivated by recent work in this area we expand on a generalization of port-Hamiltonian systems that is obtained by replacing the Hamiltonian function representing energy storage by a general Lagrangian subspace. This leads to a new class of algebraic constraints in physical systems modeling, and to an interesting class of DAE systems.
Arjan van der Schaft, Bernhard Maschke
openaire   +4 more sources

On Energy Conversion in Port-Hamiltonian Systems [PDF]

open access: yes2021 60th IEEE Conference on Decision and Control (CDC), 2021
We study port-Hamiltonian systems with two external ports, and the strategies and limitations for conversion of energy from one port into the other. It turns out that, apart from the cyclo-passivity of port-Hamiltonian systems, this is related to the internal connection structure of port-Hamiltonian systems. A source of motivation for energy conversion
Arjan van der Schaft, Dimitri Jeltsema
openaire   +2 more sources

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

A Novel Speed Control Method Based on Port-Controlled Hamiltonian and Disturbance Observer for PMSM Drives

open access: yesIEEE Access, 2019
This paper is mainly focusing on the problem of speed tracking control for permanent magnet synchronous motor (PMSM) drive system subject to matched and mismatched disturbance.
Xudong Liu   +3 more
doaj   +1 more source

Energy-Based Modeling and Hamiltonian LQG Control of a Flexible Beam Actuated by IPMC Actuators

open access: yesIEEE Access, 2022
The control of a flexible beam using ionic polymer metal composites (IPMCs) is investigated in this paper. The mechanical flexible dynamics are modelled as a Timoshenko beam. The electric dynamics of the IPMCs are considered in the model.
Weijun Zhou   +4 more
doaj   +1 more source

Discrete port-Hamiltonian systems: mixed interconnections [PDF]

open access: yesProceedings of the 44th IEEE Conference on Decision and Control, 2006
Either from a control theoretic viewpoint or from an analysis viewpoint it is necessary to convert smooth systems to discrete systems, which can then be implemented on computers for numerical simulations. Discrete models can be obtained either by discretizing a smooth model, or by directly modeling at the discrete level itself.
Talasila, V.   +2 more
openaire   +2 more sources

Learnability of Linear Port-Hamiltonian Systems

open access: yesJ. Mach. Learn. Res., 2023
A complete structure-preserving learning scheme for single-input/single-output (SISO) linear port-Hamiltonian systems is proposed. The construction is based on the solution, when possible, of the unique identification problem for these systems, in ways that reveal fundamental relationships between classical notions in control theory and crucial ...
Juan-Pablo Ortega, Daiying Yin
openaire   +3 more sources

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