Research and Experiment of Repairable Space Telescope Interface System

Space technology is the core competitiveness of a powerful country. Space maintenance technology has just started in our country. The biggest innovation of this article is to design a set of interface system, which is suitable for on-orbit maintenance of space science instruments. It represents that...

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Autores principales:	Zhen Shi, Weiguo Zhao, Libao Yang, Yang Xun, Qingya Li, Yaoyu Zhang
Formato:	article
Lenguaje:	EN
Publicado:	IEEE 2020
Materias:	On-orbit maintenance interface system repeat positioning accuracy fit clearance Electrical engineering. Electronics. Nuclear engineering TK1-9971
Acceso en línea:	https://doaj.org/article/88c190294db84a40bc0d3c42faffed5a
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id	oai:doaj.org-article:88c190294db84a40bc0d3c42faffed5a
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spelling	oai:doaj.org-article:88c190294db84a40bc0d3c42faffed5a2021-11-19T00:06:35ZResearch and Experiment of Repairable Space Telescope Interface System2169-353610.1109/ACCESS.2020.3036869https://doaj.org/article/88c190294db84a40bc0d3c42faffed5a2020-01-01T00:00:00Zhttps://ieeexplore.ieee.org/document/9252933/https://doaj.org/toc/2169-3536Space technology is the core competitiveness of a powerful country. Space maintenance technology has just started in our country. The biggest innovation of this article is to design a set of interface system, which is suitable for on-orbit maintenance of space science instruments. It represents that this technology from scratch in our country. A new measuring method is proposed. According to the homogeneous coordinate transformation, the mathematical models of the relationships between fit clearances of interface system and the six-degree of freedom change of the maintenance module are derived. According to the index requirements, the corresponding fit clearance and repeat positioning accuracy are determined. Set up an experimental platform, and use autocollimator and laser tracker to measure the repeated positioning accuracy of the module. Based on the theory of small displacement, the least square method is used to deduce the rotation angle and translation amount of the module through the change of the characteristic point coordinates. The experiment proves that the interface meets the requirement of on-orbit maintainable operation, and the experimental data proves that the theoretical equation is correct. Providing engineering reference for other space maintenance scientific instruments.Zhen ShiWeiguo ZhaoLibao YangYang XunQingya LiYaoyu ZhangIEEEarticleOn-orbit maintenanceinterface systemrepeat positioning accuracyfit clearanceElectrical engineering. Electronics. Nuclear engineeringTK1-9971ENIEEE Access, Vol 8, Pp 225097-225108 (2020)
institution	DOAJ
collection	DOAJ
language	EN
topic	On-orbit maintenance interface system repeat positioning accuracy fit clearance Electrical engineering. Electronics. Nuclear engineering TK1-9971
spellingShingle	On-orbit maintenance interface system repeat positioning accuracy fit clearance Electrical engineering. Electronics. Nuclear engineering TK1-9971 Zhen Shi Weiguo Zhao Libao Yang Yang Xun Qingya Li Yaoyu Zhang Research and Experiment of Repairable Space Telescope Interface System
description	Space technology is the core competitiveness of a powerful country. Space maintenance technology has just started in our country. The biggest innovation of this article is to design a set of interface system, which is suitable for on-orbit maintenance of space science instruments. It represents that this technology from scratch in our country. A new measuring method is proposed. According to the homogeneous coordinate transformation, the mathematical models of the relationships between fit clearances of interface system and the six-degree of freedom change of the maintenance module are derived. According to the index requirements, the corresponding fit clearance and repeat positioning accuracy are determined. Set up an experimental platform, and use autocollimator and laser tracker to measure the repeated positioning accuracy of the module. Based on the theory of small displacement, the least square method is used to deduce the rotation angle and translation amount of the module through the change of the characteristic point coordinates. The experiment proves that the interface meets the requirement of on-orbit maintainable operation, and the experimental data proves that the theoretical equation is correct. Providing engineering reference for other space maintenance scientific instruments.
format	article
author	Zhen Shi Weiguo Zhao Libao Yang Yang Xun Qingya Li Yaoyu Zhang
author_facet	Zhen Shi Weiguo Zhao Libao Yang Yang Xun Qingya Li Yaoyu Zhang
author_sort	Zhen Shi
title	Research and Experiment of Repairable Space Telescope Interface System
title_short	Research and Experiment of Repairable Space Telescope Interface System
title_full	Research and Experiment of Repairable Space Telescope Interface System
title_fullStr	Research and Experiment of Repairable Space Telescope Interface System
title_full_unstemmed	Research and Experiment of Repairable Space Telescope Interface System
title_sort	research and experiment of repairable space telescope interface system
publisher	IEEE
publishDate	2020
url	https://doaj.org/article/88c190294db84a40bc0d3c42faffed5a
work_keys_str_mv	AT zhenshi researchandexperimentofrepairablespacetelescopeinterfacesystem AT weiguozhao researchandexperimentofrepairablespacetelescopeinterfacesystem AT libaoyang researchandexperimentofrepairablespacetelescopeinterfacesystem AT yangxun researchandexperimentofrepairablespacetelescopeinterfacesystem AT qingyali researchandexperimentofrepairablespacetelescopeinterfacesystem AT yaoyuzhang researchandexperimentofrepairablespacetelescopeinterfacesystem
_version_	1718420621619101696

Research and Experiment of Repairable Space Telescope Interface System

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