绕飞编队InSAR卫星的地面双星联合测试  

Ground Joint Test of InSAR Satellites in Flying-around Formation

作　　者：叶兴彬[1] 庄磊[1] 侯蕾 侯雨生[1] 温俊健[1] 吴远波[1] 陈重华[1] YE Xingbin;ZHUANG Lei;HOU Lei;HOU Yusheng;WEN Junjian;WU Yuanbo;CHEN Chonghua(Shanghai Institute of Satellite Engineering,Shanghai 201109,China)

机构地区：[1]上海卫星工程研究所,上海201109

出　　处：《航天器工程》2022年第5期153-159,共7页Spacecraft Engineering

摘　　要：针对绕飞编队干涉SAR(InSAR)卫星区别于单SAR的星间通信,星间基线测量,星间时间与相位同步,编队控制以及雷达干涉测量等双星功能、性能的地面联合测试需求,结合绕飞编队InSAR卫星的双星协同工作方式及原理,提出了专项试验结合整星双星联合测试的地面实施方案。研究了星间绕飞通信无线链路性能专项试验、GNSS天线相位中心标定专项试验和SAR天线相位中心标定专项试验的方法及实施要点,构建了整星总装集成测试(AIT)阶段的双星地面联合测试系统,给出了基于双星联合测试系统实施绕飞编队InSAR卫星双星功能、性能测试的主要实施步骤。文章的研究工作对绕飞编队InSAR卫星的工程研制具有借鉴作用。In view of the ground joint test requirements for the functions and performance of InSAR satellites in Flying-around Formation,such as inter-satellite communication,inter-satellite baseline measurement,inter-satellite synchronization of time and phase,formation control and radar interfermetry,which are different from single SAR,the ground implementation scheme of special tests combined with the whole satellite joint test is proposed in combination with the cooperative working mode and principle of InSAR satellites in flying-around formation.The methods and implementation points of inter satellites unified flight communication radio link performance special test,GNSS antenna phase center calibration special test and SAR antenna phase center calibration special test are studied.A double satellites ground joint test system in the whole satellite AIT stage is constructed,and the main implementation steps of implementing the double satellites functions and performance test of InSAR satellites in flying-around formationn based on the test system are given.The research work of this paper has reference significance for the engineering development of InSAR satellites system in flying-around formation.

关 键 词：绕飞编队 星间通信 相位中心 双星联合测试系统 

分 类 号：V416[航空宇航科学与技术—航空宇航推进理论与工程]