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地外星表探测器着陆-巡视自主导航技术研究进展

Research Progress on Autonomous Navigation Technology for Landing and Roaming of Extraterrestrial Surface Detectors

  • 摘要: 结合国内外天体探测工程实践经验,详细分析了地外星表探测与科研任务对自主导航技术的迫切需求;基于这些需求,回顾了月球、火星及小天体探测器在着陆与巡视任务的相关工程实践,并针对这些任务中存在的极端光照干扰、粉尘遮蔽效应、复杂地貌特征等环境挑战,深入探讨了着陆−巡视自主导航技术的难点。在此基础上,对自主导航涉及的障碍检测、自主定位和轨迹规划等关键技术进行了系统归纳与总结,并展望了地外星表探测器着陆与巡视导航技术的发展趋势。

     

    Abstract: Drawing on the practical experience of celestial body detection projects at home and abroad, the urgent need for autonomous navigation technology in the tasks of extraterrestrial surface exploration and development was analyzed in detail. Based on this requirement, the relevant engineering practices of lunar, Mars, and small celestial body detectors in the landing and roaming missions were reviewed. And in view of the environmental challenges such as extreme illumination interference, dust occlusion effect, and complex terrain features in these tasks, technical difficulties of landing and roaming autonomous navigation were deeply discussed. On this basis, key technologies involved in autonomous navigation, including obstacle detection, autonomous localization, and trajectory planning, were systematically summarized and concluded. Moreover, the development trends of landing and roaming navigation technologies for extraterrestrial surface detectors were prospected.

     

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