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纤维增强聚合物 (FRP) 复合带弹弹的推出部署过程分析
Sicong Wang1, Shuhong Xu2, Lei Lu1
1School of Mechanical and Electrical Engineering, Soochow University, Suzhou 215137, China.
Polymers
|June 10, 2023
概括
这项研究分析了可见纤维增强聚合物 (FRP) 复合弹杆的部署. 开发的动态模型准确地预测了立方卫星应用的部署速度,有助于未来的复合弹头设计.
科学领域:
- 航空航天工程 航空航天工程
- 材料科学 材料科学 材料科学
- 机械工程 机械工程
背景情况:
- 可部署的可伸缩杆在航空航天领域非常重要,因为它们具有高折叠比率,轻量级和自动部署的特性.
- 可靠的纤维增强聚合物 (FRP) 复合杆提供了独特的推出部署能力,这是由于它们在没有外部控制机制的情况下固有的稳定性.
- 不受控制的高部署速度可视弹杆可以造成重大结构冲击,需要准确的速度预测.
研究的目的:
- 为了分析可二位式FRP复合材料带弹弹的部署流程.
- 开发和验证用于预测部署速度的动态分析模型.
- 为了研究设计指导的boom属性和部署行为之间的关系.
主要方法:
- 建立一个动态分析模型的可比式杆使用古典层理论和能源方法.
- 对分析模型的预测进行实验验证.
- 参数研究,以探索热潮特性对部署动态的影响.
主要成果:
- 动态分析模型准确地预测了可二位式FRP复合弹杆的部署速度,特别是对于与CubeSats相关的较短长度.
- 实验验证证证实了该模型的有效性.
- 参数研究确定了繁荣属性和部署行为之间的关键关系.
结论:
- 开发的分析模型提供了一种可靠的工具,用于预测可变FRP复合弹的部署速度.
- 这些发现为航空航天应用中复合材料滚出可部署弹杆的设计和优化提供了宝贵的指导.
- 准确的速度预测对于在部署期间减轻结构冲击至关重要.
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