为被动热保护系统设计和热结构分析多重复合材料层与废弃材料
Jaehyeon Park1, Yongha Kim2, Ji-Hyun Cha3
1School of Mechanical Engineering, Chungnam National University, Daejeon, 34134, Republic of Korea.
Scientific reports
|March 11, 2026
概括
一种新的计算方法分析了用于热保护系统的废弃材料的复合层. 这种方法准确地模拟材料分解,并预测热结构性能,以改进系统设计.
科学领域:
- 材料科学 材料科学 材料科学
- 机械工程 机械工程
- 航空航天工程 航空航天工程
背景情况:
- 被动热保护系统 (TPS) 在航空航天应用中至关重要.
- 复合材料层与废弃材料是TPS的重要组成部分.
- 需要精确的热结构分析来确保TPS的可靠性.
研究的目的:
- 开发一个计算公式,用于热结构分析的复合层与废弃材料.
- 准确地建模TPS内部的热解材料的渐进分解.
- 为了研究这些复合材料层的热结构性能.
主要方法:
- 半分析的有限元素方法 (FEM) 用于计算的配方.
- 用户子程序用于建模材料分解.
- 用于材料性质评估的样本测试.
- 3D FEM用于详细的热结构性能研究.
主要成果:
- 一个经过验证的计算公式,用于废弃复合材料层的热结构分析.
- 精确建模材料分解及其对性能的影响.
- 了解TPS复合材料层的热结构特性.
结论:
- 拟议的配方能够准确预测废弃复合材料层的热结构行为.
- 这有助于提高被动热保护系统的设计和可靠性.
- 该研究为优化在极端环境中的TPS性能提供了有价值的数据.
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