Results 11 to 20 of about 3,165,810 (309)

Fixed-time input-to-state stability and applications to fixed-time sliding mode control

open access: yesInternational Journal of Control
This paper investigates the robust stability properties of two simple fixed-time stabilizing controls tailored for scalar systems. These algorithms require a small amount of tuning parameter providing fixed-time stability, and ensuring trajectory robustness against disturbances and/or measurement noise.
Labbadi, Moussa, Efimov, Denis
core   +4 more sources

Fixed-time control of delayed neural networks with impulsive perturbations

open access: yesNonlinear Analysis, 2018
This paper is concerned with the fixed-time stability of delayed neural networks with impulsive perturbations. By means of inequality analysis technique and Lyapunov function method, some novel fixed-time stability criteria for the addressed neural ...
Jingting Hu   +3 more
doaj   +3 more sources

Fixed-time safe tracking control of uncertain high-order nonlinear pure-feedback systems via unified transformation functions [PDF]

open access: yes, 2023
summary:In this paper, a fixed-time safe control problem is investigated for an uncertain high-order nonlinear pure-feedback system with state constraints.
Hu, Jiangping   +9 more
core   +1 more source

Distributed Fixed-Time Coordination Control for Networked Multiple Euler-Lagrange Systems. [PDF]

open access: yes, 2022
This work investigates the fixed-time distributed coordination control for multiple Euler-Lagrange systems and, in particular, addresses containment control with stationary/dynamic leaders as well as leaderless synchronization control.
Duan, Zhisheng   +4 more
core   +1 more source

Distributed Fixed Time Control for DC Microgrid with Input Delay

open access: yesInternational Transactions on Electrical Energy Systems, 2023
This paper develops a distributed fixed-time quadratic coordinated control strategy for isolated DC microgrids with time delays. The proposed control scheme based on the droop control strategy is intended to realize bus voltage recovery and current ...
Yi Wei Feng, Jia Li Liu
doaj   +1 more source

Lyapunov-based fixed-time stabilization control of quantum systems

open access: yesJournal of Automation and Intelligence, 2022
In this paper, we consider the fixed-time stabilization control problem of quantum systems modeled by Schrödinger equations. Firstly, the Lyapunov-based fixed-time stability criterion is extended to finite-dimensional closed quantum systems in the form ...
Xiaolei Li, Changyun Wen, Jiange Wang
doaj   +1 more source

A SOSM control algorithm by using fixed-time adaptive fuzzy technique

open access: yes, 2022
In this paper, a fixed-time adaptive fuzzy second-order sliding mode (SOSM) controller is designed for the nonlinear systems with output constraints. The fuzzy logic system is used to approach the unknown bound of uncertainties dynamically. First of all,
Mei, Keqi   +4 more
core   +1 more source

Analysis of fixed-time control

open access: yesTransportation Research Part B: Methodological, 2015
A network of signalized intersections is modeled as a queuing network. The intersections are regulated by fixed-time (FT) controls, all with the same cycle length or period, $T$. Vehicles arrive from outside the network at entry links in a deterministic periodic stream, also with period $T$, make turns at intersections in fixed proportions, and ...
Muralidharan, Ajith   +2 more
openaire   +2 more sources

Fixed-Time Adaptive Tracking Control for a Quadrotor Unmanned Aerial Vehicle with Input Saturation

open access: yes, 2023
Considering the problem of tracking control for a quadrotor unmanned aerial vehicle (QUAV) with input saturation, parameter uncertainties and external disturbances, a command filtered backstepping-based fixed-time adaptive control scheme was developed ...
Guozeng Cui, Haihui Wang, Huayi Li
core   +1 more source

On SFTSM control with fixed‐time convergence

open access: yesIET Control Theory & Applications, 2017
A singularity‐free terminal sliding mode (TSM) control scheme with fast and fixed‐time convergence for a class of second‐order non‐linear systems with matched uncertainties and external disturbances is proposed. A novel singularity‐free fast TSM (SFTSM) structure is constructed and the upper‐bound of convergence time is independent of initial states ...
Li, Huijie, Cai, Yuanli
openaire   +1 more source

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