星载遥感高光谱成像仪电子学抗辐照设计  

AntiIrradiation Design of Electronics for Spaceborne Remote Sensing Hyperspectral Imager

作　　者：刘永征[1] 陈小来[1] 张昕 孔亮[1] 刘学斌[1] 石兴春[1] LIU Yongzheng;CHEN Xiaolai;ZHANG Xin;KONG Liang;LIU Xuebin;SHI Xingchun(Xi’an Institute of Optics and Precision Mechanics,Chinese Academy of Sciences,Xi’an 710119,China)

机构地区：[1]中国科学院西安光学精密机械研究所,西安710119

出　　处：《航天器工程》2023年第1期82-89,共8页Spacecraft Engineering

摘　　要：高光谱成像载荷在高空间分辨率、光谱分辨率及大幅宽等方面指标需求不断提升,使得星载遥感的抗辐照设计问题愈发明显,文章提出了针对任务需求从器件级、电路级以及载荷分系统级分层设计兼顾成本的设计方法,以增强高光谱成像仪抗辐照能力。该方法依据分系统各层级、各功能模块抗辐照能力水平高低,从器件选用把控、电路应用加固到整个载荷的整体屏蔽优化的具体实际应用,对应用情况进行分析计算及优化迭代、等效测试试验验证,实现了抗辐照能力和研发成本合理平衡。通过在多个遥感系列卫星高分辨率高光谱成像仪上的成功应用,结果表明:该高光谱成像仪的抗辐照设计方法具有科学性和稳健性,有效提升了卫星载荷的可靠性和研制效率。The demand for hyperspectral imaging payloads in terms of high spatial resolution,spectral resolution and wide range is constantly increasing,which makes the anti irradiation design problem of spaceborne remote sensing more obvious.This paper proposes a practical design method of targeted layered design from the device level,circuit level and load subsystem level,taking into account the cost,to enhance the anti irradiation capability of hyperspectral imagers.This method is flexible according to the level of anti irradiation capability of each level and functional module of the subsystem,from the selection and control of devices,the reinforcement of circuit application to the practical application of the overall shielding optimization of the entire load,and carries out analysis and calculation of the application,iterative optimization,and equivalent test verification,realizing a reasonable balance between anti irradiation capability and design cost.The successful application of the hyperspectral imager on several remote sensing series satellites shows that the anti irradiation design method of the hyperspectral imager is scientific and robust,which is conducive to improving the reliability and development efficiency of the satellite payload.

关 键 词：抗辐照设计 抗辐照加固 分层级设计 高光谱成像仪 高速成像电路 

分 类 号：TP732[自动化与计算机技术—检测技术与自动化装置]