空间润滑轴承运转行为的在轨飞行试验  

In-Orbit Flight Tests of Operational Behavior of Space Lubricated Bearings

作　　者：王德生[1] 吕宏宇 胡明[1] 孙嘉奕[1] 翁立军[1] WANG Desheng;LYU Hongyu;HU Ming;SUN Jiayi;WENG Lijun(State Key Laboratory of Solid Lubrication,Lanzhou Institute of Chemical Physics,Chinese Academy of Sciences,Lanzhou 730000,China;Technology and Engineering Center for Space Utilization,Chinese Academy of Sciences,Beijing 100094,China)

机构地区：[1]中国科学院兰州化学物理研究所固体润滑国家重点实验室,兰州730000 [2]中国科学院空间应用工程与技术中心,北京100094

出　　处：《轴承》2025年第4期80-85,共6页Bearing

基　　金：中国载人航天工程空间应用系统资助项目(KJZ-YY-WCL05)。

摘　　要：高真空、微重力、极端温度、原子氧以及其他辐照的空间环境因素会对润滑材料的综合性能产生影响。空间润滑材料在轨环境效应的研究对发展具有良好空间环境适应性的润滑材料,满足服役可靠性高、运动寿命长的空间机械运动部件均具有十分重要的意义。介绍了我国空间站舱外暴露平台下开展的润滑轴承的在轨飞行试验装置的设计与研制,在轨试验过程,试验样品的下行回收以及分析方法,明确了润滑轴承空间摩擦学行为研究的意义,并对空间润滑薄膜材料的发展进行了展望。High vacuum,microgravity,extreme temperatures,atomic oxygen and other irradiated space environmental factors will all affect the comprehensive properties of lubricating materials.The study of in-orbit environmental effects of space lubricating materials is of great significance for developing lubricating materials with good space environmental adaptability and meeting the requirements of high service reliability and long moving life of space mechanical moving parts.The design and development of in-orbit flight test device for lubricated bearings on extravehicular exposure platform of China’s space station,in-orbit test process,downward recovery and analysis methods of test samples are introduced.The significance of research on space tribological behavior of lubricated bearings is clarified,and the development of space lubricating film materials is prospected.

关 键 词：滚动轴承 固体润滑轴承 空间站 在轨测试 舱外活动 空间环境 

分 类 号：TH133.33[机械工程—机械制造及自动化] TH117