Abstract
充气可展天线结构是以柔性薄膜材料制造的一种新型可展天线.对一类充气可展开天线系统进行结构设计,并相应地建立了充气结构的有限元分析模型.对充气反射面进行了精度分析,研究各参数对形面精度的影响,包括内压、膜材厚度、材料属性、天线焦距等;比较了3种实验姿态下重力对形面的影响,选择其中一种能够很好地模拟失重环境;针对特定的天线结构系统,提出了可行的形面调整新方法.分析和实验表明,调整方法能够有效提高形面精度.
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