Finite‐time adaptive fault‐tolerant control for rigid spacecraft attitude tracking
Sign Up to like & getrecommendations! Published in 2020 at "Asian Journal of Control"
DOI: 10.1002/asjc.2277
Abstract: This paper provides a new solution for the finite‐time attitude maneuvers of rigid spacecraft. Uncertainties involving unknown inertial parameters, external disturbances and actuator failures are taken into account. With an effort to achieve attitude tracking… read more here.
Keywords: finite time; attitude tracking; rigid spacecraft; control ... See more keywords
Chattering Free Distributed Consensus Control for Attitude Tracking of Spacecraft Formation System with Unmeasurable Angular Velocity
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Control, Automation and Systems"
DOI: 10.1007/s12555-019-0543-1
Abstract: In this paper, the attitude tracking control of spacecraft formation is studied when the velocities of spacecrafts are unmeasurable. Firstly, a Finite-Time Extended State Observer (FTESO) is constructed to estimate the unmeasured angular velocity and… read more here.
Keywords: control; spacecraft; consensus; attitude tracking ... See more keywords
Robust attitude tracking based on rotation vector
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Dynamics and Control"
DOI: 10.1007/s40435-018-0398-y
Abstract: This paper addresses robust attitude tracking by considering bounded external disturbances and uncertain inertia matrix. Rotation vector is adopted for attitude representation. On this basis, controller design is addressed for robust unwinding-free attitude tracking using… read more here.
Keywords: rotation vector; robust attitude; attitude tracking; attitude ... See more keywords
Reinforcement learning strategy for spacecraft attitude hyperagile tracking control with uncertainties
Sign Up to like & getrecommendations! Published in 2021 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2021.107126
Abstract: Abstract Spacecraft attitude tracking control is a challenge for different space moving target observation tasks, especially when uncertainties exist. Traditional controllers have poor adaptability, and iterative learning controllers are time consuming. This paper focuses on… read more here.
Keywords: control; attitude tracking; tracking control; reinforcement learning ... See more keywords
Event-triggered adaptive control for attitude tracking of spacecraft
Sign Up to like & getrecommendations! Published in 2019 at "Chinese Journal of Aeronautics"
DOI: 10.1016/j.cja.2018.12.021
Abstract: Abstract Plug-and-play technology is an important direction for future development of spacecraft and how to design controllers with less communication burden and satisfactory performance is of great importance for plug-and-play spacecraft. Considering attitude tracking of… read more here.
Keywords: spacecraft; tracking spacecraft; attitude tracking; event triggered ... See more keywords
MUDE-based control of quadrotor for accurate attitude tracking
Sign Up to like & getrecommendations! Published in 2021 at "Control Engineering Practice"
DOI: 10.1016/j.conengprac.2020.104721
Abstract: Abstract In this paper, a modified uncertainty and disturbance estimator (MUDE)-based attitude controller for quadrotors based on a high-accuracy actuator dynamic model is proposed. The actuator dynamics are approximated by a first-order plus time-delay dynamic… read more here.
Keywords: based control; control; mude based; attitude ... See more keywords
Dynamic Scaling–Based Noncertainty-Equivalent Adaptive Spacecraft Attitude Tracking Control
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Aerospace Engineering"
DOI: 10.1061/(asce)as.1943-5525.0000818
Abstract: AbstractThis paper presents a novel dynamic scaling–based non-certainty-equivalent adaptive control method for the attitude tracking control problem of spacecraft in the presence of inertia uncerta... read more here.
Keywords: equivalent adaptive; control; attitude tracking; tracking control ... See more keywords
Adaptive Nonsingular Terminal Sliding Mode Control for Attitude Tracking of Spacecraft With Actuator Faults
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Access"
DOI: 10.1109/access.2019.2902671
Abstract: In this paper, an adaptive nonsingular terminal sliding mode control (ANTSMC) is investigated for attitude tracking of spacecraft with actuator faults. First, a nonsingular fast terminal sliding mode surface is designed to avoid the singularity.… read more here.
Keywords: nonsingular terminal; sliding mode; terminal sliding; adaptive nonsingular ... See more keywords
Robust Finite-Time Attitude Tracking Control of a CMG-Based AUV With Unknown Disturbances and Input Saturation
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Access"
DOI: 10.1109/access.2019.2914068
Abstract: This paper focuses on the attitude tracking control of the autonomous underwater vehicle (AUV) using control moment gyros (CMGs) with the lumped nonlinearities including model uncertainty, coupling dynamic property, external disturbance, and input saturation. To… read more here.
Keywords: finite time; attitude tracking; input saturation; control ... See more keywords
An Adaptive Control Methodology for Spacecraft Attitude Tracking Under Model and Environmental Uncertainties
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Access"
DOI: 10.1109/access.2023.3260773
Abstract: This study investigates the attitude tracking problem for rigid spacecraft under model and environmental uncertainties. Two different control laws are separately developed and combined. First, based on a nominal attitude dynamic model assuming no uncertainty,… read more here.
Keywords: control; attitude tracking; model environmental; methodology ... See more keywords
A Fractional Nonlinear PI-Structure Control for Robust Attitude Tracking of Quadrotors
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2019.2893817
Abstract: A robust attitude quadrotor control based on a novel fractional order PI nonlinear structure is proposed and experimentally validated. The proportional action depends on a nonlinear transformation of the sliding variable, while the integral action… read more here.
Keywords: control; order; robust attitude; nonlinear structure ... See more keywords