Results 11 to 20 of about 149,900 (310)

Multi-scale description of pedestrian collective dynamics with port-Hamiltonian systems

open access: yesNetworks and Heterogeneous Media, 2023
Port-Hamiltonian systems (PHS) theory is a recent but already well-established modelling approach for non-linear physical systems. Some studies have shown lately that PHS frameworks are relevant for modelling and control of swarm and multi-agent systems.
Antoine Tordeux, Claudia Totzeck
doaj   +1 more source

Model predictive control for robust quantum state preparation [PDF]

open access: yesQuantum, 2022
A critical engineering challenge in quantum technology is the accurate control of quantum dynamics. Model-based methods for optimal control have been shown to be highly effective when theory and experiment closely match.
Andy J. Goldschmidt   +3 more
doaj   +1 more source

Hamiltanian minimum principle for optimum control of the distance learning process

open access: yesСистемный анализ и прикладная информатика, 2022
A mathematical learning model based on control theory in the form of an inhomogeneous linear differential equation is proposed. Analytical formulas and graphs for optimal program control and optimal trajectory are obtained from the principle of the ...
S. Ya. Zhukovich
doaj   +1 more source

Strong coupling thermodynamics and stochastic thermodynamics from the unifying perspective of time-scale separation

open access: yesPhysical Review Research, 2022
Assuming time-scale separation, a simple and unified theory of thermodynamics and stochastic thermodynamics is constructed for small classical systems strongly interacting with their environments in a controllable fashion.
Mingnan Ding, Zhanchun Tu, Xiangjun Xing
doaj   +1 more source

Quantum thermo-dynamical construction for driven open quantum systems [PDF]

open access: yesQuantum, 2021
Quantum dynamics of driven open systems should be compatible with both quantum mechanic and thermodynamic principles. By formulating the thermodynamic principles in terms of a set of postulates we obtain a thermodynamically consistent master equation ...
Roie Dann, Ronnie Kosloff
doaj   +1 more source

Robust, distributed and optimal control of smart grids [PDF]

open access: yesEPJ Web of Conferences, 2022
These lecture notes provide an overview of recent research on the modeling and control of smart grids using distributed algorithms. In particular, energy-based modeling of general AC power networks using the framework of port-Hamiltonian systems theory ...
Machado Juan E.   +3 more
doaj   +1 more source

L2 Disturbance Suppression Controller Design for Multiple Time Delays Offshore Wind Turbines

open access: yesIEEE Access, 2020
With the large-scale development of offshore wind power and the rapid development of smart grid, more and more attention has been paid to the stable operation of wind turbines under various conditions.
Zhen Tang   +4 more
doaj   +1 more source

Conditions for Equivalent Noise Sensitivity of Geometric and Dynamical Quantum Gates

open access: yesPRX Quantum, 2022
Geometric quantum gates are often expected to be more resilient than dynamical gates against certain types of error, which would make them ideal for robust quantum computing.
R. K. L. Colmenar   +2 more
doaj   +1 more source

Controlled invariance for hamiltonian systems [PDF]

open access: yes, 1985
A notion of controlled invariance is developed which is suited to Hamiltonian control systems. This is done by replacing the controlled invariantdistribution, as used for general nonlinear control systems, by the controlled invariantfunction group. It is
Schaft, A.J. van der
core   +6 more sources

Analytical Approximation Methods for the Stabilizing Solution of the Hamilton–Jacobi Equation [PDF]

open access: yes, 2007
In this paper, two methods for approximating the stabilizing solution of the Hamilton–Jacobi equation are proposed using symplectic geometry and a Hamiltonian perturbation technique as well as stable manifold theory.
21858   +3 more
core   +5 more sources

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