中远程导弹惯性/星光组合导航关键技术及研究现状

Key techniques and current research status of INS/CNS integrated navigation on intermediate-range missile

惯性/星光组合导航技术具有全程自主可控和误差不随时间积累等特点,是中远程导弹自主导航领域研究的热点和难点问题,国内外研究众多,对此研究具有重要的理论意义和工程应用价值.针对惯性/星光的研究现状,本文对现有惯性/星光组合导航的技术原理进行了详细分析,对涉及到的大视场星敏感器技术、星图匹配技术、星光折射及连续修正等关键技术及研究现状进行了分析总结,并对惯性/星光在中远程导弹上应用的发展趋势和前景进行了展望.

The INS/CNS integrated navigation technology,having the characteristics of the whole-process autonomous controllability and non-accumulation time-varrying error,remains a hot and challenging issue in the field of intermediate-range missile navigation.There has been an increased research interest on this issue around the world.Therefore,investigating this issue is of great theoretical and practical importance.On basis of the current research status of the technology,the technical principles and some key techniques such as wild-field starlight sensor,star patterns identification,starlight refraction are analyzed and summarized in this paper.Finally,the development trends of the INS/CNS integrated navigation technology on intermediate-range missile are pointed out.