Using Tracking And Data Relay Satellite For Low And Middle Earth Orbit Satellite Launch And On-Orbit Control
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摘要: 随着中继测控终端小型化和高增益、宽波束天线技术的发展, 特别是中国后续 中继卫星将具备S频段多址服务能力, 使得依靠中继卫星系统实现航天器飞行 测控和所有在轨卫星的日常管理成为可能. 通过分析中继测控支持中/低轨 道卫星在轨测控的能力、优势和基于中继测控实现卫星发射弹道优化策略, 提出了定向天线中继终端应急测控方法. 研究结果表明, 中继卫星系统能够为航天器飞行任务从发射、入轨到在轨管理提供测控服务, 特别是基于多址 服务能力的中继卫星系统从数量上完全满足中国在轨卫星的测控需求, 测控效率和应急能力将得到明显提升.Abstract: With successful minimization of the user terminals of Tracking and Data Relay Satellite (TDRS) and the development in higher gain and wider half-power beam of antennas, especially the upcoming multiple-access ability of TDRS, it is highly possible to control low and middle earth orbit satellites and rocket launch merely by TDRS. This paper analyzes the advantages of TDRS controlling spacecrafts, supporting rocket lunch and strengthening response ability to the emergency control call for on-orbit satellite management. The results show that only a few TDRS with multiple-access antenna could control all China low on-orbit satellites. Although a TDRSS' user terminal is generally required to install an omni-antenna to response any emergency control call, this paper proposes a method that even a satellite equipped with a TDRS user terminal of a directional antenna can response to emergency control. It will further improve the low orbit satellite control's efficiency.
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