Results 1 to 10 of about 720,621 (209)

Attack detection design for dc microgrid using eigenvalue assignment approach

open access: yesEnergy Reports, 2021
DC microgrids (MGs) are complex systems connecting a number of renewable energy sources to different types of loads based on distributed networks. However, the strong reliance on communication networks makes DC MGs vulnerable to intentional cyber-attacks.
Sen Tan   +5 more
doaj   +2 more sources

Partial Eigenvalue Assignment for Gyroscopic Second-Order Systems with Time Delay

open access: yesMathematics, 2020
In this paper, the partial eigenvalue assignment problem of gyroscopic second-order systems with time delay is considered. We propose a multi-step method for solving this problem in which the undesired eigenvalues are moved to desired values and the ...
Hao Liu, Ranran Li, Yingying Ding
doaj   +2 more sources

On the Solution of the Eigenvalue Assignment Problem for Discrete-Time Systems

open access: yesJournal of Applied Mathematics, 2017
The output feedback eigenvalue assignment problem for discrete-time systems is considered. The problem is formulated first as an unconstrained minimization problem, where a three-term nonlinear conjugate gradient method is proposed to find a local ...
El-Sayed M. E. Mostafa   +2 more
doaj   +2 more sources

Robustness of the quadratic partial eigenvalue assignment using spectrum sensitivities for state and derivative feedback designs

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2018
Based on the notions of spectrum sensitivities, proposed by us earlier, we develop a novel optimization approach to deal with robustness in the closed-loop eigenvalues for partial quadratic eigenvalue assignment problem arising in active vibration ...
José M Araújo   +4 more
doaj   +2 more sources

Generic eigenvalue assignment by memoryless real output feedback [PDF]

open access: yesSystems & Control Letters, 1995
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Rosenthal, J   +2 more
openaire   +8 more sources

Simplified Methods for Eigenvalue Assignment

open access: yesAdvances in Pure Mathematics, 2015
A state feedback method of reduced order for eigenvalue assignment is developed in this paper. It offers immediate assignment of m eigenvalues, with freedom to assign the remaining n-m eigenvalues. The method also enjoys a systematic one-step application in the case where the system has a square submatrix.
O.M.E. El-Ghezawi
openaire   +3 more sources

Eigenvalues assignment in descriptor linear systems by state and its derivative feedbacks [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2023
The eigenvalues assignment problems for descriptor linear systems with state and its derivative feedbacks are considered herein. Necessary and sufficient conditions for the existence of solutions to the problems are established.
Tadeusz Kaczorek
doaj   +1 more source

Hybridized Ackermann’s Methods

open access: yesIEEE Access, 2022
Further elaborations on the modified Ackermann’s method (MAM) for eigenvalue assignment are considered in this paper. Additional results concerning the incomplete eigenvalue assignment (IEA) are stated, verified, and commented.
Omar M. E. El-Ghezawi
doaj   +1 more source

Ackermann’s Method: Revisited, Extended, and Generalized to Uncontrollabe Systems

open access: yesIEEE Access, 2021
The celebrated method of Ackermann for eigenvalue assignment of single-input controllable systems is revisited in this paper, contributing an elegant proof. The new proof facilitates a compact formula which consequently permits an extension of the method
Omar M. El-Ghezawi
doaj   +1 more source

Eigenvalue assignment for systems with multiple time-delays [PDF]

open access: yesSIAM Conf. on Control and its Applications, 2015
Robert Schmid, Qingbin Gao, Nejat Olgaç
openaire   +2 more sources

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