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Wyszukujesz frazę "H[infinity] control" wg kryterium: Temat


Wyświetlanie 1-5 z 5
Tytuł:
Robust H∞ control for uncertain neutral time-delay systems with discrete and distributed delays
Autorzy:
Sun, M.
Fu, D.
Powiązania:
https://bibliotekanauki.pl/articles/205639.pdf
Data publikacji:
2011
Wydawca:
Polska Akademia Nauk. Instytut Badań Systemowych PAN
Tematy:
time-delay
linear matrix inequalities
uncertain neutral systems
H[infinity] control
Opis:
In this paper, the robust H∞ control problem is considered for uncertain neutral systems with discrete and distributed tirne delays. Some sumcient conditions on H∞, robust performance analysis are obtained in terms of linear matrix inequalities (LMIs) by using a descriptor model transformation of the system and by applying Park's inequality for bounding cross terms. Based on these conditions the state-feedback H∞ controller is designed. Numerical examples are included to illustrate the proposed method.
Źródło:
Control and Cybernetics; 2011, 40, 1; 25-38
0324-8569
Pojawia się w:
Control and Cybernetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
An investigation into vibration control of gear bearing systems
Autorzy:
Saghafi, Amin
Farshidianfar, Anooshirvan
Powiązania:
https://bibliotekanauki.pl/articles/1845021.pdf
Data publikacji:
2021
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
gear bearing system
vibration control
H-infinity control
active control
system przekładni zębatych
kontrola wibracji
kontrola aktywna
Opis:
Considering the importance of gear systems as one of the important vibration and noise sources in power transmission systems, an active control for suppressing gear vibration is presented in this paper. A gear bearing model is developed and used to design an active control gear-bearing system. Two possible configurations of control system are designed based on active bearing and active gear-shaft torsional coupling to control and reduce the disturbance affecting system components. The controller for computing the actuation force is designed by using the H-infinity control approach. Simulation results indicate that the desired controller can efficiently be used for vibration control of gear bearing systems.
Źródło:
Archive of Mechanical Engineering; 2021, LXVIII, 4; 473-491
0004-0738
Pojawia się w:
Archive of Mechanical Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Robust H∞ control for a class of uncertain neutral systems with both state and control input time-varying delays via a unified LMI optimization approach
Autorzy:
Chen, J. D.
Yang, C. D.
Lin, K. J.
Lien, C. H.
Powiązania:
https://bibliotekanauki.pl/articles/970609.pdf
Data publikacji:
2008
Wydawca:
Polska Akademia Nauk. Instytut Badań Systemowych PAN
Tematy:
robust H[infinity] control
neutral systems
unified LMI approach
convex optimization approach
delay-dependent criterion
Opis:
The robust H∞ control problem is considered for a class of uncertain neutral system involving both state and control input time-varying delays. The uncertainties under consideration are nonlinear time-varying parameter perturbations. The methodology is based on the Lyapunov functional combined with a unified LMI approach, and a new delay-dependent criterion is proposed to guarantee the stabilization and disturbance attenuation of systems. Moreover, a convex optimization approach is used to solve the robust H∞ control disturbance attenuation problem. Finally, a numerical example is illustrated to show the validity of this paper. The simulation results reveal significant improvement over the recent results.
Źródło:
Control and Cybernetics; 2008, 37, 3; 517-530
0324-8569
Pojawia się w:
Control and Cybernetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Regulation control of an underactuated mechanical system with discontinuous friction and backlash
Autorzy:
Rascón, R.
Rosas, D.
Hernandez-Balbuena, D.
Powiązania:
https://bibliotekanauki.pl/articles/330564.pdf
Data publikacji:
2017
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
underactuated mechanical system
sliding mode control
H infinity control
discontinuous observer
sterowany układ mechaniczny
sterowanie ślizgowe
obserwator nieciągły
Opis:
In this work, the problem of position regulation control is addressed for a 2DOF underactuated mechanical system with friction and backlash. For this purpose, a method combining sliding mode and H∞ control is developed. We prove that the application of the method to the nonlinear model considered results in an asymptotically stable equilibria set. Moreover, it is possible to achieve a sufficiently small and bounded steady-state position error even in the presence of disturbances by employing the proposed technique. That is, the developed controller is able to account not only for unmatched external perturbations and model discrepancies of the test rig considered, but also for matched bounded perturbations. The control methodology is presented from both the theoretical and experimental angles to demonstrate the good performance of the proposed controller.
Źródło:
International Journal of Applied Mathematics and Computer Science; 2017, 27, 4; 785-797
1641-876X
2083-8492
Pojawia się w:
International Journal of Applied Mathematics and Computer Science
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Decentralized design of interconnected H infinity feedback control systems with quantized signals
Autorzy:
Zhai, G.
Chen, N.
Gui, W.
Powiązania:
https://bibliotekanauki.pl/articles/331266.pdf
Data publikacji:
2013
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
interconnected systems
decentralized H infinity control
dynamic output feedback
quantizer
quantization
matrix inequality
LMI
sprzężenie zwrotne dynamiczne
kwantyzer
kwantowanie
nierówność macierzowa
metoda LMI
Opis:
In this paper, we consider the design of interconnected H infinity feedback control systems with quantized signals. We assume that a decentralized dynamic output feedback has been designed for an interconnected continuous-time LTI system so that the closed-loop system is stable and a desired H infinity disturbance attenuation level is achieved, and that the subsystem measurement outputs are quantized before they are passed to the local controllers. We propose a local-output-dependent strategy for updating the parameters of the quantizers, so that the overall closed-loop system is asymptotically stable and achieves the same H infinity disturbance attenuation level. Both the pre-designed controllers and the parameters of the quantizers are constructed in a decentralized manner, depending on local measurement outputs.
Źródło:
International Journal of Applied Mathematics and Computer Science; 2013, 23, 2; 317-325
1641-876X
2083-8492
Pojawia się w:
International Journal of Applied Mathematics and Computer Science
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-5 z 5

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