Distributed attitude control for multiple flexible spacecraft under actuator failures and saturation
Sign Up to like & getrecommendations! Published in 2017 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-016-3258-3
Abstract: This paper solves the problem of attitude consensus for flexible spacecraft formation under actuator failures and saturation constraints. Three insightful distributed consensus control laws are designed based on the Lyapunov’s stability theory and graph theory.… read more here.
Keywords: flexible spacecraft; control; spacecraft; saturation ... See more keywords
Rigid-flexible coupling dynamic modeling and vibration control for flexible spacecraft based on its global analytical modes
Sign Up to like & getrecommendations! Published in 2018 at "Science China Technological Sciences"
DOI: 10.1007/s11431-017-9219-1
Abstract: In this study, we used global analytical modeswfny (GAMs) to develop a rigid-flexible dynamic modeling approach for spacecraft with large flexible appendages (SwLFA). This approach enables the convenient and precise calculation of the natural characteristics… read more here.
Keywords: flexible spacecraft; control; spacecraft; global analytical ... See more keywords
Modeling and adaptive control for a spatial flexible spacecraft with unknown actuator failures
Sign Up to like & getrecommendations! Published in 2021 at "Science China Information Sciences"
DOI: 10.1007/s11432-020-3109-x
Abstract: In this paper, we address simultaneous control of a flexible spacecraft’s attitude and vibrations in a three-dimensional space under input disturbances and unknown actuator failures. Using Hamilton’s principle, the system dynamics is modeled as an… read more here.
Keywords: adaptive control; flexible spacecraft; control; unknown actuator ... See more keywords
A hybrid control scheme for attitude and vibration suppression of a flexible spacecraft using energy-based actuators switching mechanism
Sign Up to like & getrecommendations! Published in 2018 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2018.09.010
Abstract: Abstract A novel energy-based switching logic scenario to design a hybrid thruster/reaction wheel (RW) system is investigated for active vibration suppression of a flexible spacecraft embedded with collocated and Non-collocated configuration of Piezoelectric patches. The… read more here.
Keywords: flexible spacecraft; energy; vibration; control ... See more keywords
Anti-disturbance attitude control of flexible spacecraft with quantized states
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.105760
Abstract: Abstract In this paper, the problem of anti-disturbance control for flexible spacecraft with quantized states is investigated. By using quantized states, an extended state observer is constructed to estimate the flexible modal and external disturbances.… read more here.
Keywords: quantized states; flexible spacecraft; spacecraft quantized; anti disturbance ... See more keywords
Attitude tracking control of a flexible spacecraft under angular velocity constraints
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Control"
DOI: 10.1080/00207179.2017.1398841
Abstract: ABSTRACT In this paper, a new technique is proposed for trajectory tracking of a flexible spacecraft subject to angular velocity constraints. The problem is addressed using an output to input saturation transformation (OIST) which converts… read more here.
Keywords: control; angular velocity; flexible spacecraft; velocity constraints ... See more keywords
Observer-Based Sliding Mode Control for Flexible Spacecraft With External Disturbance
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DOI: 10.1109/access.2020.2973657
Abstract: In this paper, attitude stabilization control for flexible spacecraft subject to external disturbance without angular velocity and flexible mode variables measurement is considered. First, an adaptive law is constructed to estimate the upper bound of… read more here.
Keywords: control; external disturbance; disturbance; flexible spacecraft ... See more keywords
Adaptive Compensation for Actuation Sign Faults of Flexible Spacecraft
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2020.3040518
Abstract: This article develops a multiple-model-based adaptive control scheme to compensate for actuation sign faults of the flexible spacecraft using an error transformation. Multiple control signals are designed based on multiple estimators and an error transformation… read more here.
Keywords: control; sign faults; actuation sign; flexible spacecraft ... See more keywords
Disturbance Observer-Based Constrained Attitude Control for Flexible Spacecraft
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2022.3195691
Abstract: This article investigates the difficult issue of fixed-time constrained attitude control for a flexible spacecraft under the influence of the system uncertainties, environmental disturbance, and abrupt actuator faults. The contributions of the proposed control framework… read more here.
Keywords: control flexible; control; flexible spacecraft; constrained attitude ... See more keywords
Attitude Coordination Control for Flexible Spacecraft Formation Flying With Guaranteed Performance Bounds
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2022.3201812
Abstract: In this article, attitude coordination control for flexible spacecraft formation flying is investigated in the condition that common reference attitude is only available to a subset of the followers of the group. Measurement errors, immeasurable… read more here.
Keywords: control flexible; coordination; flexible spacecraft; coordination control ... See more keywords
Anti-Unwinding Attitude Control with Fixed-Time Convergence for a Flexible Spacecraft
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Aerospace Engineering"
DOI: 10.1155/2017/5018323
Abstract: This paper investigates the fixed-time attitude tracking control problem for flexible spacecraft with unknown bounded disturbances. First, with the knowledge of norm upper bounds of external disturbances and the coupling effect of flexible modes, a… read more here.
Keywords: flexible spacecraft; control; time; fixed time ... See more keywords