Results 101 to 110 of about 38,933 (214)

Robust Trajectory Tracking Control for Fully Actuated Marine Surface Vehicle

open access: yesIEEE Access, 2020
In this paper we present a robust trajectory tracking control for a fully actuated marine surface vehicle. The tracking controller is obtained using a port-Hamiltonian model of the marine craft and includes an integral action to compensate for constant ...
Francisco Del-Rio-Rivera   +3 more
doaj   +1 more source

Casimir-Based Control Beyond the Dissipation Obstacle

open access: yes, 2012
A prevailing trend in the stabilization of port-Hamiltonian systems is the assumption that the plant and the controller are both passive. In the standard approach of control by interconnection based on the generation of Casimir functions, this assumption
Jeltsema, Dimitri, Koopman, Johan
core   +1 more source

Two Types of Non‐Abelian Topological Phase Transitions Under Duality Mapping in 1D Photonic Chains

open access: yesAdvanced Science, Volume 13, Issue 2, 9 January 2026.
In this work, two types of non‐Abelian phase transitions are revealed. The first type is the braided‐node type, signified by the Dirac degeneracy node moving into or out of the unit circle. The second type corresponds to the emerging of nodal‐line degeneracy which intersects with unit circles.
Yufu Liu   +6 more
wiley   +1 more source

Weak Form of Stokes-Dirac Structures and Geometric Discretization of Port-Hamiltonian Systems

open access: yes, 2018
We present the mixed Galerkin discretization of distributed parameter port-Hamiltonian systems. On the prototypical example of hyperbolic systems of two conservation laws in arbitrary spatial dimension, we derive the main contributions: (i) A weak ...
Kotyczka, Paul   +2 more
core   +3 more sources

An Adaptive Velocity‐Sensorless Control Strategy of Multi‐Locomotive Freight Trains Using a Non‐Recursive Control and High‐Gain Observer

open access: yesIET Control Theory &Applications, Volume 20, Issue 1, January/December 2026.
This paper proposes an adaptive‐velocity sensorless control strategy for freight trains using multiple electric locomotives operating under external disturbances. The control strategy is designed based on a non‐recursive control framework with a time‐varying control parameter. The elimination of velocity sensors is achieved through a high‐gain observer
Tien Dung Nguyen   +4 more
wiley   +1 more source

Stabilization of a brushed DC motor with the port controlled Hamiltonian approach

open access: yesRevista Técnica de la Facultad de Ingeniería, 2010
The main objective of this paper is to present an application of the port controlled Hamiltonian approach to achieve stabilization of electromechanical system.
Atilio Morillo Piña   +2 more
doaj  

Port-Hamiltonian Systems: Network Modeling and Control of Nonlinear Physical Systems [PDF]

open access: yes, 2004
It is shown how port-based modeling of lumped-parameter complex physical systems (multi-body systems, electrical circuits, electromechanical systems,..) naturally leads to a geometrically defined class of systems, called port-Hamiltonian systems. These are Hamiltonian systems defined with respect to a power-conserving geometric structure capturing the ...
openaire   +1 more source

On the velocity-stress formulation for geometrically nonlinear elastodynamics and its structure-preserving discretization

open access: yesMathematical and Computer Modelling of Dynamical Systems
We consider the dynamics of an elastic continuum under large deformation but small strain. Such systems can be described by the equations of geometrically nonlinear elastodynamics in combination with the St. Venant-Kirchhoff material law.
Tobias Thoma   +2 more
doaj   +1 more source

Coordinated Control Strategies for SMES-Battery Hybrid Energy Storage Systems

open access: yesIEEE Access, 2017
Power swings may cause power system instability; therefore, hybrid energy storage systems (HESSs) are necessary to smooth the output of wind farms. Superconducting magnetic energy storage (SMES) systems have a high power density, whereas battery energy ...
Xiaodong Lin, Yong Lei
doaj   +1 more source

On switched Hamiltonian systems [PDF]

open access: yes, 2002
In this paper we study the well-posedness and stability of a class of switched linear passive systems. Instrumental in our approach is the result, also of interest in its own right, that any linear passive input-state-output system with strictly positive
Gerritsen, K.M.   +2 more
core   +1 more source

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