A novel design of spacecraft combined attitude & sun tracking system using a versatile fuzzy controller

Purpose – The purpose of this paper is to develop a theoretical design for the alternative attitude control of the rotation about the pitch axis for the nadir-pointing spacecraft in the event of inertial actuator faults. Design/methodology/approach – This paper presents a novel and viable solut...

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Main Authors: Yew, Chung Chak, Varatharajoo, Renuganth
Format: Article
Language:English
Published: Emerald Group Publishing 2015
Online Access:http://psasir.upm.edu.my/id/eprint/43535/
http://psasir.upm.edu.my/id/eprint/43535/1/abstract00.pdf
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author Yew, Chung Chak
Varatharajoo, Renuganth
author_facet Yew, Chung Chak
Varatharajoo, Renuganth
author_sort Yew, Chung Chak
building UPM Institutional Repository
collection Online Access
description Purpose – The purpose of this paper is to develop a theoretical design for the alternative attitude control of the rotation about the pitch axis for the nadir-pointing spacecraft in the event of inertial actuator faults. Design/methodology/approach – This paper presents a novel and viable solution to that problem using the combined attitude and sun tracking system (CASTS) that was conceived from an engineering problem-solving toolkit called TRIZ. Linear and fuzzy controllers are used to test the spacecraft CASTS architecture. All the relevant governing equations of the control system and disturbance rejection methods are developed. Findings – The performance of the proposed CASTS control strategy is tested through numerical simulations. The results strongly suggest that the novel proposed control scheme is effective and promising for controlling the satellite attitude and sun tracking simultaneously in the presence of disturbance torques. Research limitations/implications – This work is mainly focused on the rigid body of the spacecraft hub that contains all attitude control hardware and payload instrumentation, and does not deal with the vibrations evolving from the propellant sloshing and large flexible appendages such as the deployable solar panels and synthetic aperture radar antennas. Practical implications – The results from this work reveal several practical applications worthy of reducing the weight, size of the spacecraft and, therefore, cost of missions while increasing the instrumentation capabilities. Originality/value – The proposed CASTS solution is a result of looking much wider than one system from a new combination of attitude control and sun tracking, as well as innovative ways of using it.
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spelling upm-435352016-06-29T03:48:14Z http://psasir.upm.edu.my/id/eprint/43535/ A novel design of spacecraft combined attitude & sun tracking system using a versatile fuzzy controller Yew, Chung Chak Varatharajoo, Renuganth Purpose – The purpose of this paper is to develop a theoretical design for the alternative attitude control of the rotation about the pitch axis for the nadir-pointing spacecraft in the event of inertial actuator faults. Design/methodology/approach – This paper presents a novel and viable solution to that problem using the combined attitude and sun tracking system (CASTS) that was conceived from an engineering problem-solving toolkit called TRIZ. Linear and fuzzy controllers are used to test the spacecraft CASTS architecture. All the relevant governing equations of the control system and disturbance rejection methods are developed. Findings – The performance of the proposed CASTS control strategy is tested through numerical simulations. The results strongly suggest that the novel proposed control scheme is effective and promising for controlling the satellite attitude and sun tracking simultaneously in the presence of disturbance torques. Research limitations/implications – This work is mainly focused on the rigid body of the spacecraft hub that contains all attitude control hardware and payload instrumentation, and does not deal with the vibrations evolving from the propellant sloshing and large flexible appendages such as the deployable solar panels and synthetic aperture radar antennas. Practical implications – The results from this work reveal several practical applications worthy of reducing the weight, size of the spacecraft and, therefore, cost of missions while increasing the instrumentation capabilities. Originality/value – The proposed CASTS solution is a result of looking much wider than one system from a new combination of attitude control and sun tracking, as well as innovative ways of using it. Emerald Group Publishing 2015 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/43535/1/abstract00.pdf Yew, Chung Chak and Varatharajoo, Renuganth (2015) A novel design of spacecraft combined attitude & sun tracking system using a versatile fuzzy controller. Aircraft Engineering and Aerospace Technology, 87 (6). pp. 530-539. ISSN 0002-2667 http://www.emeraldinsight.com/1748-8842.htm 10.1108/AEAT-06-2014-0099
spellingShingle Yew, Chung Chak
Varatharajoo, Renuganth
A novel design of spacecraft combined attitude & sun tracking system using a versatile fuzzy controller
title A novel design of spacecraft combined attitude & sun tracking system using a versatile fuzzy controller
title_full A novel design of spacecraft combined attitude & sun tracking system using a versatile fuzzy controller
title_fullStr A novel design of spacecraft combined attitude & sun tracking system using a versatile fuzzy controller
title_full_unstemmed A novel design of spacecraft combined attitude & sun tracking system using a versatile fuzzy controller
title_short A novel design of spacecraft combined attitude & sun tracking system using a versatile fuzzy controller
title_sort novel design of spacecraft combined attitude & sun tracking system using a versatile fuzzy controller
url http://psasir.upm.edu.my/id/eprint/43535/
http://psasir.upm.edu.my/id/eprint/43535/
http://psasir.upm.edu.my/id/eprint/43535/
http://psasir.upm.edu.my/id/eprint/43535/1/abstract00.pdf