Results 1 to 10 of about 20,487,627 (154)

Modified Infinite-Time State-Dependent Riccati Equation Method for Nonlinear Affine Systems: Quadrotor Control

open access: yesApplied Sciences, 2021
This paper presents modeling and infinite-time suboptimal control of a quadcopter device using the state-dependent Riccati equation (SDRE) method. It establishes a solution to the control problem using SDRE and proposes a new procedure for solving the ...
Sławomir Stępień   +1 more
doaj   +2 more sources

State Dependent Riccati Equation (SDRE) controller design for moving obstacle avoidance in mobile robot [PDF]

open access: yesSN Applied Sciences, 2020
In this paper, a new navigating method for a non-holonomic wheeled moving robot in a dynamic environment with the moving obstacles is proposed. This method is indeed the combination of the nonlinear optimal controller based on State-Dependent Riccati Equation (SDRE) and an obstacle avoidance algorithm named artificial potential field (APF).
Asgari, Motahareh   +1 more
openaire   +3 more sources

Finite-time SDRE control of F16 aircraft dynamics [PDF]

open access: yesArchives of Control Sciences, 2022
This paper proposes a finite-time horizon suboptimal control strategy based on statedependent Riccati equation (SDRE) to control of F16 multirole aircraft. Flight stabilizer control of super maneuverable aircraft is modelled and simulated.
Marcin Chodnicki   +3 more
doaj   +1 more source

Symbolic Regulator Sets for a Weakly Nonlinear Discrete Control System with a Small Step

open access: yesMathematics, 2022
For a class of discrete weakly nonlinear state-dependent coefficient (SDC) control systems, a suboptimal synthesis is constructed over a finite interval with a large number of steps.
Yulia Danik, Mikhail Dmitriev
doaj   +1 more source

A proposal for a nonlinear Kalman filter using state dependent linear representation system and its performance analysis by numerical simulations

open access: yesNihon Kikai Gakkai ronbunshu, 2021
This paper considered a new nonlinear state estimation method based on the Kalman filter. In this method, we employed a state-dependent linear representation which is rewritten the system nonlinear equation into pseudo linear equation without any ...
Nozomu ARAKI   +3 more
doaj   +1 more source

Hybrid Quasi-Optimal PID-SDRE Quadrotor Control

open access: yesEnergies, 2022
In the paper, a new cascade control system for an autonomous flight of an unmanned aerial vehicle (UAV) based on Proportional–Integral–Derivative (PID) and finite-time State-Dependent Riccati Equation (SDRE) control is proposed.
Wojciech Giernacki   +3 more
doaj   +1 more source

Hermitian Solutions of the Quaternion Algebraic Riccati Equations through Zeroing Neural Networks with Application to Quadrotor Control

open access: yesMathematics, 2023
The stability of nonlinear systems in the control domain has been extensively studied using different versions of the algebraic Riccati equation (ARE). This leads to the focus of this work: the search for the time-varying quaternion ARE (TQARE) Hermitian
Houssem Jerbi   +6 more
doaj   +1 more source

Numerical Solution of SDRE Control Problem – Comparison of the Selected Methods

open access: yesFoundations of Computing and Decision Sciences, 2020
Methods for solving non-linear control systems are still being developed. For many industrial devices and systems, quick and accurate regulators are investigated and required.
Hałas Krzysztof   +3 more
doaj   +1 more source

SDRE-based primary control of DC Microgrids equipped by a fault detection/isolation mechanism

open access: yesEnergy Reports, 2022
Due to the nonlinear dynamics of direct current (DC) microgrids, the existence of input constraints, and their multi-input multi-output (MIMO) nature, classical linear controllers cannot provide an appropriate performance in a wide range of operations ...
Yazdan Batmani   +5 more
doaj   +1 more source

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