Results 21 to 30 of about 12,217,658 (292)

A Comparative Study between NMPC and Baseline Feedback Controllers for UAV Trajectory Tracking

open access: yesDrones, 2023
Transport, rescue, search, surveillance, and disaster relief tasks are some applications that can be developed with unmanned aerial vehicles (UAVs), where accurate trajectory tracking is a crucial property to operate in a cluttered environment or under ...
Bryan S. Guevara   +5 more
doaj   +1 more source

A nonlinear control system with a Hilfer derivative and its optimization [PDF]

open access: yes, 2019
In this work, we consider a fractional optimal control problem (FOCP) containing a nonlinear control system, described by a differential equation involving a Hilfer derivative, and an integral cost functional.
Kamocki, Rafał
core   +1 more source

Optimal control of an epidemic model with a saturated incidence rate [PDF]

open access: yes, 2012
In this study we consider a mathematical model of an SIR epidemic model with a saturated incidence rate. We used the optimal vaccination strategies to minimize the susceptible and infected individuals and to maximize the number of recovered ...
Labriji, El Houssine Houssine   +3 more
core   +1 more source

A Unified Approach of Controller Design and System Identification for Optimal Control of Single-Input Nonlinear Systems

open access: yesSICE Journal of Control, Measurement, and System Integration, 2018
This paper presents a novel unified approach of controller design and identification for unknown input affine nonlinear systems. An issue with obtaining the best performance of optimal control is that identification errors degrade control performance ...
Yuji Ito   +3 more
doaj   +1 more source

Design of an Online Nonlinear Optimal Tracking Control Method for Unmanned Ground Systems

open access: yesIEEE Access, 2018
A nonlinear tracking error model for unmanned ground systems (UGS) was developed, and the constraints and objective function were established; the tracking control problem for UGS was converted to a continuous nonlinear optimal control problem.
Jie Liu   +4 more
doaj   +1 more source

Chaos and Bifurcation Control Using Nonlinear Recursive Controller [PDF]

open access: yes, 2002
Chaos and bifurcation control is achieved by nonlinear controller that is able to mitigate the characteristics of a class of nonlinear systems that are experiencing such phenomenon.
Zohdy, M. A., Harb, A. M.
core   +1 more source

Real-time obstacle avoidance of mobile robots using state-dependent Riccati equation approach

open access: yesEURASIP Journal on Image and Video Processing, 2018
In this paper, state-dependent Riccati equation (SDRE) method-based optimal control technique is applied to a robot. In recent years, issues associated with the robotics have become one of the developing fields of research.
Seyyed Mohammad Hosseini Rostami   +3 more
doaj   +1 more source

Optimal control of nonlinear Markov jump systems by control parametrisation technique

open access: yesIET Control Theory & Applications, 2023
This paper considers an optimal control problem of nonlinear Markov jump systems with continuous state inequality constraints. Due to the presence of continuous‐time Markov chain, no existing computation method is available to solve such an optimal ...
Liqiang Jin   +5 more
doaj   +1 more source

Optimal control and robust estimation for ocean wave energy converters [PDF]

open access: yes, 2013
This thesis deals with the optimal control of wave energy converters and some associated observer design problems. The first part of the thesis will investigate model predictive control of an ocean wave energy converter to maximize extracted power.
Abraham, Edo
core   +1 more source

Optimal Control of Nonlinear Multivariable Systems [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2009
This paper concerns a study on the optimal control for nonlinear systems. An appropriate alternative in order to alleviate the nonlinearity of a system is the exact linearization approach.
Ali Qajar   +1 more
doaj  

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