Adaptive fault-tolerant attitude control for a CMG-based underwater vehicle
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Marine Science and Technology"
DOI: 10.1007/s00773-019-00681-w
Abstract: This paper proposes a fault-tolerant control strategy for the attitude control problem of a CMG-based underwater vehicle based on the adaptive sliding mode control method and Lyapunov stability theory. First, a fault-tolerant control model is… read more here.
Keywords: cmg based; fault tolerant; based underwater; control ... See more keywords
Integrated vibration suppression attitude control for flexible spacecrafts with internal liquid sloshing
Sign Up to like & getrecommendations! Published in 2020 at "Multibody System Dynamics"
DOI: 10.1007/s11044-020-09755-9
Abstract: Vibration suppression during attitude control is a fundamental research topic whenever control of the rotational motion of a spacecraft with flexible appendages and internal liquid sloshing is of interest. The proposed method is based on… read more here.
Keywords: attitude control; control; vibration suppression;
Design and attitude control of a novel robotic jellyfish capable of 3D motion
Sign Up to like & getrecommendations! Published in 2019 at "Science China Information Sciences"
DOI: 10.1007/s11432-018-9649-8
Abstract: Aquatic creatures such as fish, cetaceans, and jellyfish could inspire innovative designs to improve the ways that manmade systems operate in and interact with aquatic environments [1,2]. Jellyfish in nature use jet propulsion to move… read more here.
Keywords: attitude control; motion; jellyfish; robotic jellyfish ... See more keywords
Asymptotic stability of a satellite with electrodynamic attitude control in the orbital frame
Sign Up to like & getrecommendations! Published in 2017 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2017.06.033
Abstract: Abstract A satellite in a circular near-Earth orbit is under consideration. The three-axis stabilization of the satellite in the orbital coordinate system with the use of electrodynamic attitude control system is studied. No constraints are… read more here.
Keywords: satellite; electrodynamic attitude; asymptotic stability; attitude control ... See more keywords
Spherical gyroscopic moment stabilizer for attitude control of microsatellites
Sign Up to like & getrecommendations! Published in 2018 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2017.10.033
Abstract: Abstract This paper presents a new and improved concept of recently proposed two-degrees of freedom spherical stabilizer for triaxial orientation of microsatellites. The analytical analysis of the advantages of the proposed mechanism over the existing… read more here.
Keywords: gyroscopic moment; control; moment stabilizer; attitude control ... See more keywords
Attitude control: A key factor during the design of low-thrust propulsion for CubeSats
Sign Up to like & getrecommendations! Published in 2020 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2020.03.053
Abstract: Abstract Orbital capability is a decisive step forward for nanosatellites in general and CubeSats in particular. Although trajectory maneuvers and their implementation have been thoroughly studied for classical satellites, the high level of constraints on… read more here.
Keywords: trajectory; control; low thrust; attitude control ... See more keywords
Mathematical modeling and simulation of the earth's magnetic field: A comparative study of the models on the spacecraft attitude control application
Sign Up to like & getrecommendations! Published in 2017 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2017.01.040
Abstract: Abstract In this paper, the Earth's magnetic field models which are widely used in spacecraft attitude control applications are modeled and extensively compared with a reference model. The reference model is obtained utilizing coefficients from… read more here.
Keywords: field; attitude control; model; magnetic field ... See more keywords
Nonsingular terminal sliding mode control technique for attitude tracking problem of a small satellite with combined energy and attitude control system (CEACS)
Sign Up to like & getrecommendations! Published in 2018 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2018.02.006
Abstract: Abstract Attitude control and power storage subsystems are two of the essential utilities provided on a spacecraft. As they comprise a significant fraction of a spacecraft mass, a synergism concept that integrates these two into… read more here.
Keywords: satellite; sliding mode; control; terminal sliding ... See more keywords
Synergetic approach in attitude control of very flexible satellites by means of thrusters and PZT devices
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2019.105541
Abstract: Abstract The interaction between angular motion and flexible vibrations can heavily affect the stability of the spacecraft. Many control strategies have been developed for solving this issue. Some of them are focused on the attitude… read more here.
Keywords: synergetic approach; approach attitude; control; approach ... See more keywords
Gyro-less angular velocity estimation and intermittent attitude control of spacecraft using coarse-sensors based on geometric analysis
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.105900
Abstract: Abstract Gyro-less angular velocity estimation is significant for the attitude control of spacecraft when the gyro is unavailable. The paper considered that the angular velocity remains almost constant in a short free-motion period, indicating that… read more here.
Keywords: attitude control; angular velocity; velocity; velocity estimation ... See more keywords
Attitude control of spacecraft simulator without angular velocity measurement
Sign Up to like & getrecommendations! Published in 2019 at "Control Engineering Practice"
DOI: 10.1016/j.conengprac.2018.11.011
Abstract: Abstract In this paper the attitude control of a spacecraft simulator using Reaction Wheels (RW) as the actuators is investigated. The main goal of the current study is to bring the RWs to the rest… read more here.
Keywords: control; control spacecraft; attitude control; simulator ... See more keywords