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机构地区:[1]北京卫星制造厂,北京100190 [2]长春光学精密机械与物理研究所应用光学国家重点实验室,长春130033
出 处:《宇航学报》2009年第1期290-292,343,共4页Journal of Astronautics
基 金:国家863项目(B02X04Z)
摘 要:阐述了卫星用复合材料储能/姿控一体化飞轮的结构设计及制造技术。采用独特的线型设计和结构设计,利用高强碳纤维缠绕技术成型飞轮转子,选用钛合金经精密加工成轮毂,用胶接技术将两者装配胶接为飞轮。通过有限元的方法对飞轮进行了模态分析,一阶基频为956Hz。试验测得的飞轮储能密度为79.8Wh/kg,达到国内先进水平。The paper presents structural design and manufacture technique of composites integrated energy storage and attitude control flywheel for satellites. The flywheel rim was wound by high-tension carbon fiber with unique winding pattern and structural design. Titanium was selected and precisely machined to be the hub. The flywheel consists of composites rim and titanium hub, which were bonded by adhesive bending technique. Modal analysis was conducted by using finite element analysis software. The first eigenfrequency of flywheel is 956 Hz. The result shows that the specific energy density of flywheel is 79.8 Wh/kg, which ranks first in China.
分 类 号:TB332[一般工业技术—材料科学与工程]
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