一种剥皮测试方法,以表征在不同温度下预带的衰变规律
Jiaqi Shi1, Wang Wang1, Yuequan Wang1
1College of Material Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China.
Materials (Basel, Switzerland)
|May 25, 2024
概括
在自动化复合材料制造中至关重要的一种预压,由于树脂的变化,随着时间的推移而减少. 一个新的模型预测了这种的腐烂,改善了材料管理和降低成本.
科学领域:
- 材料科学 材料科学 材料科学
- 制造业 工程 制造工程
- 聚合物化学 聚合物化学
背景情况:
- 在复合材料制造中的自动化带铺设中,prepreg tack 非常重要.
- 在室温下长时间储存预料会导致 tack 降解.
- 托克损失会影响大型复合材料零件生产的效率和质量.
研究的目的:
- 为了研究在储存期间的prepreg贴片腐烂.
- 开发一个预测模型来预防鱼腐烂.
- 引入一个新的统计单位来量化 prepreg tack 和它的保质期.
主要方法:
- 设计和使用一种新型的杆测试装置.
- 实验测量了在不同温度下预混凝土的衰变速率.
- 开发和验证基于树脂链活动的prepreg贴片衰变模型.
主要成果:
- 设计的引测试工具能够准确测量衰变速率.
- 拟议的 prepreg tack 衰变模型显示,与实验数据的最大偏差为 9.7%.
- 创建了一个新的Prepreg tack统计单位,将 tack与剩余的储存时间相关联.
结论:
- 树脂链活性减少被确定为 prepreg tack 腐烂的主要原因.
- 开发的模型和统计单元提供了改进的 prepreg 管理策略.
- 实施这些发现可以减少材料浪费,降低复合材料制造业的生产成本.
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