Results 31 to 40 of about 32,239 (247)

An improved adaptive fuzzy backstepping control for nonlinear mechanical systems with mismatched uncertainties

open access: yesAutomatika, 2019
When the nonlinear mechanical system has mismatched uncertainties, it is difficult to design control algorithm to achieve high precision trajectory tracking control.
Wan Min, Qingyou Liu
doaj   +1 more source

Chaos Synchronization Using Active Control and Backstepping Control: A Comparative Analysis

open access: yesNonlinear Analysis, 2008
This paper examines the synchronization performance of two widely used chaos synchronization techniques: active control and backstepping control.
U. E. Vincent
doaj   +1 more source

Modeling and prescribed H-infinity tracking control for strict feedback nonlinear systems

open access: yesNonlinear Analysis, 2017
By utilizing backstepping technique, an H∞ robust controller with improved prescribed performance and dynamic surface control is designed for a class of strict feedback nonlinear systems. The transient and steady state performance for the tracking errors
Chuang Gao   +3 more
doaj   +1 more source

A Modified Backstepping Control and Dynamic Control Allocation Method for Command Tracking [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
This paper uses the modified Backstepping (BS) Control method and the Dynamic Control Allocation (DCA) method to solve the problem that when the fighter aircraft under different flight conditions, it will be adaptively tracking different commands ...

doaj   +1 more source

Adaptive Backstepping Control for Fractional-Order Nonlinear Systems with External Disturbance and Uncertain Parameters Using Smooth Control

open access: yes, 2020
In this paper, we consider controlling a class of single-input-single-output (SISO) commensurate fractional-order nonlinear systems with parametric uncertainty and external disturbance.
Li, Xinyao, Wen, Changyun, Zou, Ying
core   +1 more source

Target Tracking in 3-D Using Estimation Based Nonlinear Control Laws for UAVs

open access: yesAerospace, 2016
This paper presents an estimation based backstepping like control law design for an Unmanned Aerial Vehicle (UAV) to track a moving target in 3-D space. A ground-based sensor or an onboard seeker antenna provides range, azimuth angle, and elevation angle
Mousumi Ahmed, Kamesh Subbarao
doaj   +1 more source

Dynamically Positioned Ship Steering Making Use of Backstepping Method and Artificial Neural Networks

open access: yesPolish Maritime Research, 2018
The article discusses the issue of designing a dynamic ship positioning system making use of the adaptive vectorial backstepping method and RBF type artificial neural networks. In the article, the backstepping controller is used to determine control laws
Witkowska Anna, Rynkiewicz Tacjana Niksa
doaj   +1 more source

Research on a New Singularity-Free Controller for Uncertain Lorenz System

open access: yesIEEE Access, 2019
It is a challenge problem to stably control the well-known Lorenz system with uncertain parameters because of its nonlinearity and singularity. In this paper, by combining Zhang dynamics (ZD) and gradient-algorithm, a novel Zhang-Gradient (ZG) controller
Yuhuan Chen, Chenfu Yi
doaj   +1 more source

Adaptive Backstepping Design of a Microgyroscope [PDF]

open access: yesMicromachines, 2018
This paper presents a novel algorithm for the design and analysis of an adaptive backstepping controller (ABC) for a microgyroscope. Firstly, Lagrange–Maxwell electromechanical equations are established to derive the dynamic model of a z-axis microgyroscope.
Yunmei Fang, Juntao Fei, Yuzheng Yang
openaire   +3 more sources

Control and State Estimation of the One-Phase Stefan Problem via Backstepping Design

open access: yes, 2017
This paper develops a control and estimation design for the one-phase Stefan problem. The Stefan problem represents a liquid-solid phase transition as time evolution of a temperature profile in a liquid-solid material and its moving interface.
Diagne, Mamadou   +2 more
core   +1 more source

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