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Wyszukujesz frazę "robust stabilization" wg kryterium: Temat


Wyświetlanie 1-6 z 6
Tytuł:
Robust soft variable structure control of perturbed singular systems with constrained input
Autorzy:
Asadinia, M. S.
Binazadeh, T.
Powiązania:
https://bibliotekanauki.pl/articles/205506.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Instytut Badań Systemowych PAN
Tematy:
singular systems
robust stabilization
vanishing perturbation
non-vanishing perturbation
Opis:
This paper investigates the robust soft variable structure (RSVS) control technique for perturbed singular systems with constrained input control. The aim of the RSVS control law, in addition to achieving desirable control performance for the constrained input, is the robust stability of the closed-loop system in the presence of perturbation. In this paper, the RSVS control for perturbed singular systems is designed for two cases. First, it is assumed that the perturbation term vanishes at the origin. In this case, the proposed RSVS controller leads to asymptotic stabilization of the perturbed singular system. In the second case, the perturbed singular systems with non-vanishing perturbation are considered and the robustness of RSVS is also investigated. In this situation, the proposed controller guarantees practical stability of the perturbed singular system. Finally, computer simulations are provided for two examples to verify the theoretical results.
Źródło:
Control and Cybernetics; 2017, 46, 4; 345-360
0324-8569
Pojawia się w:
Control and Cybernetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Hybrid robust stabilization in the Martinet case
Autorzy:
Prieur, C.
Trelat, E.
Powiązania:
https://bibliotekanauki.pl/articles/969996.pdf
Data publikacji:
2006
Wydawca:
Polska Akademia Nauk. Instytut Badań Systemowych PAN
Tematy:
Martinet case
hybrid feedback
robust stabilization
measurement errors
actuator noise
external disturbances
optimal control
singular trajectory
sub-Riemannian geometry
Opis:
In a previous work, Prieur, Trelat (2006), we derived a result of semi-global minimal time robust stabilization for analytic control systems with controls entering linearly, by means of a hybrid state feedback law, under the main assumption of the absence of minimal time singular trajectories. In this paper, we investigate the Martinet case, which is a model case in 1R3, where singular mini-mizers appear, and show that such a stabilization result still holds. Namely, we prove that the solutions of the closed-loop system converge to the origin in quasi minimal time (for a given bound on the controller) with a robustness property with respect to small measurement noise, external disturbances and actuator errors.
Źródło:
Control and Cybernetics; 2006, 35, 4; 923-945
0324-8569
Pojawia się w:
Control and Cybernetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Robust controlled positive delayed systems with interval parameter uncertainties: A delay uniform decomposition approach
Autorzy:
Elloumi, W.
Mehdi, D.
Chaabane, M.
Powiązania:
https://bibliotekanauki.pl/articles/330766.pdf
Data publikacji:
2018
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
delay system
robust stabilization
positive system
parametric constraints
delay decomposition
LMIs
układ z opóźnieniem
stabilizacja odporna
układ dodatni
ograniczenia parametryczne
Opis:
This paper is concerned with robust stabilization of continuous linear positive time-delay systems with parametric uncertainties. The delay considered in this work is a bounded time-varying function. Previously, we have demonstrated that the equidistant delay-decomposition technique is less conservative when it is applied to linear positive time-delay systems. Thus, we use simply a delay bi-decomposition in an appropriate Lyapunov–Krasovskii functional. By using classical and partitioned control gains, the state-feedback controllers developed in our work are formulated in terms of linear matrix inequalities. The efficiency of the proposed robust control laws is illustrated with via an example.
Źródło:
International Journal of Applied Mathematics and Computer Science; 2018, 28, 3; 441-450
1641-876X
2083-8492
Pojawia się w:
International Journal of Applied Mathematics and Computer Science
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
On the finite time stabilization via robust control for uncertain disturbed systems
Autorzy:
Ordaz, Patricio
Alazki, Hussain
Sánchez, Bonifacio
Ordaz-Oliver, Mario
Powiązania:
https://bibliotekanauki.pl/articles/2201017.pdf
Data publikacji:
2023
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
finite time bounded stability
uncertain disturbed system
robust stabilization
ultimate bound minimization
stabilność ograniczona
układ niepewny
stabilizacja odporna
minimalizacja ograniczona
Opis:
This paper deals with the finite-time stabilization problem for a class of uncertain disturbed systems using linear robust control. The proposed algorithm is designed to provide the robustness of a linear feedback control scheme such that system trajectories arrive at a small-size attractive set around an unstable equilibrium in a finite time. To this end, an optimization problem with a linear matrix inequality constraint is presented. This means that the effects of external disturbances, as well as matched and mismatched uncertain dynamics, can be significantly reduced. Finally, the performance of the suggested closed-loop control strategies is shown by the trajectory tracking of an unmanned aerial vehicle flight.
Źródło:
International Journal of Applied Mathematics and Computer Science; 2023, 33, 1; 71--82
1641-876X
2083-8492
Pojawia się w:
International Journal of Applied Mathematics and Computer Science
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Robust stabilization using a sampled-data strategy of uncertain neutral state-delayed systems subject to input limitations
Autorzy:
El Fezazi, N.
El Haoussi, F.
Tissir, E. H.
Alvarez, T.
Tadeo, F.
Powiązania:
https://bibliotekanauki.pl/articles/330988.pdf
Data publikacji:
2018
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
robust stabilization
sampled data
time-delay system
input saturation
admissible initial conditions
LMI
stabilizacja odporna
dane próbkowane
układ z opóźnieniem
nasycenie wejściowe
Opis:
Stabilization of neutral systems with state delay is considered in the presence of uncertainty and input limitations in magnitude. The proposed solution is based on simultaneously characterizing a set of stabilizing controllers and the associated admissible initial conditions through the use of a free weighting matrix approach. From this mathematical characterization, state feedback gains that ensure a large set of admissible initial conditions are calculated by solving an optimization problem with LMI constraints. Some examples are presented to compare the results with previous approaches in the literature.
Źródło:
International Journal of Applied Mathematics and Computer Science; 2018, 28, 1; 111-122
1641-876X
2083-8492
Pojawia się w:
International Journal of Applied Mathematics and Computer Science
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Praktyka laboratoryjna i warunki jej stabilności. Wokół stanowisk Pawła Zeidlera oraz Iana Hackinga
Laboratory Practice and Conditions of Its Stability. Remarks on Paweł Zeidler’s and Ian Hacking’s Views
Autorzy:
Bińczyk, Ewa
Powiązania:
https://bibliotekanauki.pl/articles/577432.pdf
Data publikacji:
2012
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
Socjologia wiedzy naukowej
studia nad nauką oraz technologią
nowy eksperymentalizm
praktyka laboratoryjna
stabilność nauki
rola metafor w nauce
krytyka reprezentacjonizmu
teza Duhema
solidne dopasowanie
interaktywna stabilizacja
metrologia
Sociology of Scientific Knowledge
Science and Technology Studies
New Experimentalism
laboratory practice
stability of science
the role of metaphors in science
the criticism of representationalism
Duhem thesis
robust fit
interactive stabilization
metrology
Opis:
The article presents the specificity of standpoints in which laboratory, instrumental and practical aspect of science is strongly underlined. This is mainly Sociology of Scientific Knowledge (Science and Technology Studies, STS), but also the interesting conception of a Polish philosopher, Paweł Zeidler, who analyses laboratory practice of chemistry. The text indicates the originality of Zeidler’s view, its merits and weak points. The author polemicizes with Zeidler and proposes an alternative interpretation of Ian Hacking’s perspective, who describes the roots of stability of laboratory practice.
Źródło:
Zagadnienia Naukoznawstwa; 2012, 48, 3 (193); 163-183
0044-1619
Pojawia się w:
Zagadnienia Naukoznawstwa
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-6 z 6

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