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Wyszukujesz frazę "linear filter" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Navigation complex with adaptive non-linear Kalman filter for unmanned flight vehicle
Autorzy:
Selezneva, Maria S.
Neusypin, Konstantin A.
Proletarsky, Andrey V.
Powiązania:
https://bibliotekanauki.pl/articles/221568.pdf
Data publikacji:
2019
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
unmanned aerial vehicle
non-linear Kalman filter
parametric identification
SDC representation
implementation in the special calculator
Opis:
A navigation complex of an unmanned flight vehicle of small class is considered. Increasing the accuracy of navigation definitions is done with the help of a nonlinear Kalman filter in the implementation of the algorithm on board an aircraft in the face of severe limitations on the performance of the special calculator. The accuracy of the assessment depends on the available reliable information on the model of the process under study, which has a high degree of uncertainty. To carry out high-precision correction of the navigation complex, an adaptive non-linear Kalman filter with parametric identification was developed. The model of errors of the inertial navigation system is considered in the navigation complex, which is used in the algorithmic support. The procedure for identifying the parameters of a non-linear model represented by the SDC method in a scalar form is used. The developed adaptive non-linear Kalman filter is compact and easy to implement on board an aircraft.
Źródło:
Metrology and Measurement Systems; 2019, 26, 3; 541-550
0860-8229
Pojawia się w:
Metrology and Measurement Systems
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A state-space approach for control of NPC type 3-level sine wave inverter used in FOC PMSM drive
Autorzy:
Tarczewski, T.
Grzesiak, L. M.
Wawrzak, A.
Karwowski, K.
Erwiński, K.
Powiązania:
https://bibliotekanauki.pl/articles/200731.pdf
Data publikacji:
2014
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
state feedback control
linear quadratic regulator
3-level neutral point clamped voltage source inverter
LC filter
Opis:
This paper presents the design and analysis process of state feedback controllers for NPC type 3-level sine wave inverter. In order to achieve good dynamic features in a state feedback control an internal model of reference input and a feedforward path are introduced. During synthesis process of the state feedback controllers maximum permissible dynamics of voltage control in the linear range of modulation is taken into account. It is shown that initially gains of the controller and feedforward path are non-stationary and depend on the angular velocity. Stationary approximation of a non-stationary state feedback controller is presented in details. Proposed state feedback control structures for continuous voltage shaping NPC type 3-level voltage source inverter are examined in FOC PMSM drive. The novelty of the presented controller lays in a stationary approximated state feedback control structure designed in terms of maximum permissible dynamics of a voltage control system. Simulation and experimental results (at the level of 3 kW) of the designed control algorithms are included.
Źródło:
Bulletin of the Polish Academy of Sciences. Technical Sciences; 2014, 62, 3; 439-448
0239-7528
Pojawia się w:
Bulletin of the Polish Academy of Sciences. Technical Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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