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基于树脂时间粘度变量GFRP软管真空注入的模拟研究和优化策略

Yue Jiang¹, Jiazhong Xu², Meijun Liu²

¹School of Mechanical Power Engineering, Harbin University of Science and Technology, Harbin 150080, China.

|May 25, 2024

概括

在复合软管注入过程中树脂粘度的变化会导致空洞. 一个新的模拟模型和可变参数策略改善了树脂浸和软管质量.

科学领域:

材料科学材料科学材料科学
化学工程是化学工程的重要组成部分.
复合材料复合材料复合材料

背景情况:

热固化复合软管的制造涉及树脂输注.
树脂粘度随着时间的推移而变化,影响流动性.
忽视粘度变化会导致空隙和质量差.

研究的目的:

分析时间依赖的树脂粘度对复合软管输液的影响.
开发一个模拟模型来预测输注行为.
提出一种改善浸和减少空隙的策略.

主要方法:

建立了一个有限元模拟模型.
分析了考虑到时间树脂粘度变化的输液效应.
根据模拟预测开发了一个可变参数输入策略.

主要成果:

模拟模型准确地预测了受粘度影响的输液行为.
可变参数策略增强了树脂浸.
观察到复合软管中空隙含量减少.

结论:

考虑到时间树脂粘度对于有效的复合软管输液至关重要.
拟议的策略改善了浸,减少了缺陷.
增强注入导致更好的材料固化和成型质量.

关键词:

这是GFRP.这就是VARTM VARTM.有限元分析是有限元分析.输注过程中的输注过程.树脂粘度树脂粘度树脂粘度

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