Results 41 to 50 of about 17,744,880 (215)

Hamiltonian and Variational Linear Distributed Systems [PDF]

open access: yes, 2002
We use the formalism of bilinear- and quadratic differential forms in order to study Hamiltonian and variational linear distributed systems. It was shown in [1] that a system described by ordinary linear constant-coefficient differential equations is ...
Rapisarda, Paolo, Trentelman, Harry L.
core   +3 more sources

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

Sampled Data Systems Passivity and Discrete Port-Hamiltonian Systems [PDF]

open access: yes, 2005
In this paper, we present a novel way to approach the interconnection of a continuous and a discrete time physical system. This is done in a way which preserves passivity of the coupled system independently of the sampling time T.
van der Schaft, Arjan   +12 more
core   +3 more sources

Stabilization of Port Hamiltonian Chaotic Systems with Hidden Attractors by Adaptive Terminal Sliding Mode Control

open access: yesEntropy, 2020
In this study, the design of an adaptive terminal sliding mode controller for the stabilization of port Hamiltonian chaotic systems with hidden attractors is proposed.
Ahmad Taher Azar, Fernando E. Serrano
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

Construction of discrete-time model for port-controlled Hamiltonian systems with applications [PDF]

open access: yes, 2006
The issues of constructing a discrete-time model for Hamiltonian systems are in general different from those for dissipative systems. We propose an algorithm for constructing an approximate discrete-time model, which guarantees Hamiltonian conservation ...
Astolfi, A.,   +4 more
core   +1 more source

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

Energy-Storage Balanced Reduction of Port-Hamiltonian Systems [PDF]

open access: yes, 2003
Supported by the framework of dissipativity theory, a procedure based on physical energy to balance and reduce port-Hamiltonian systems with collocated inputs and outputs is presented.
Fujimoto, Kenji   +9 more
core   +2 more sources

Operator splitting for port-Hamiltonian systems

open access: yesCoRR, 2023
The port-Hamiltonian approach presents an energy-based modeling of dynamical systems with energy-conservative and energy-dissipative parts as well as an interconnection over the so-called ports. In this paper, we apply an operator splitting that treats the energy-conservative and energy-dissipative parts separately.
Andreas Frommer   +3 more
openaire   +3 more sources

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