The invention provides a satellite-borne star sensor temperature control device and a satellite. The satellite-borne star sensor temperature control device comprises a star sensor bracket (1), a star sensor (2) and a temperature control cover, a star sensor (2), a heater (3), a temperature measuring element (4) and a spraying thermal control coating (5) are mounted on the surface of a star sensor mounting surface of the star sensor bracket (1), and the rest surface of the star sensor mounting surface is coated with a plurality of layers of thermal insulation components (7); the temperature control cover covers the star sensor bracket (1) and the star sensor (2), and only the star sensor light shield is exposed; the temperature control cover comprises a supporting frame (8) made of metal rods, a heat dissipation plate (6) is installed on the upper portion of the supporting frame (8), a plurality of layers of heat insulation assemblies (7) are wrapped on the upper portion of the supporting frame (8), a heater (3) and a temperature measuring element (4) are installed on the inner side of the heat dissipation plate (6), and a thermal control coating (5) is sprayed on the inner side of the heat dissipation plate (6). The device meets the requirement for precise temperature control of the satellite-borne star sensor, and is high in temperature control precision, wide in application range, small in compensation power consumption, high in reliability, simple in structure and convenient to install.
本发明提供了一种星载星敏感器控温装置以及卫星,包括星敏支架(1)、星敏感器(2)、温控罩;星敏支架(1)的星敏安装面的表面上安装星敏感器(2)、加热器(3)、测温元件(4)、喷涂热控涂层(5),星敏安装面的其余表面包覆多层隔热组件(7);温控罩罩住星敏支架(1)和星敏感器(2),只露出星敏感器遮光罩;温控罩包括由金属杆件做成的支撑框架(8),支撑框架(8)上部分区域安装散热板(6),部分区域包覆多层隔热组件(7),散热板(6)内侧安装加热器(3)和测温元件(4),并喷涂热控涂层(5)。本发明解决了星载星敏感器精密控温的要求,控温精度高、适用范围广、补偿功耗小、可靠性高、结构简单、安装方便。
Spaceborne star sensor temperature control device and satellite
星载星敏感器控温装置及卫星
2023-09-08
Patent
Electronic Resource
Chinese