用不钢丝网修复的GFRP层材的曲行为实验研究
1Department of Mechanical Engineering, Hasan Ferdi Turgutlu Faculty of Technology, Manisa Celal Bayar University, 45400 Manisa, Turkey.
Polymers
|September 13, 2025
概括
不钢编织丝网 (SSWWM) 有效地修复受损的玻璃纤维增强复合材料,恢复显著的承载能力. 优化网状性质和维修方法可提高工程应用的结构完整性.
科学领域:
- 材料科学 材料科学 材料科学
- 机械工程 机械工程
- 复合材料 复合材料 复合材料
背景情况:
- 玻璃纤维增强 (GFR) 复合材料易受损坏,需要有效的维修策略.
- 传统的维修方法可能并不总能提供最佳的结构完整性.
- 研究新型补丁材料对于提高复合板材耐用性至关重要.
研究的目的:
- 实验评估不钢编织丝网 (SSWWM) 作为修补材料用于修复受损的GFR复合板材.
- 为了确定修复方法的影响,SSWWM网格数和SSWWM层数对三点曲 (3PB) 行为的影响.
- 量化使用SSWWM用于复合材料维修所获得的负载恢复和补丁效率.
主要方法:
- 在经过修复的GFR复合板材上进行三点曲 (3PB) 试验的实验调查.
- 两种修复方法的比较:打开孔的堵塞和外部补丁修复.
- 在SSWWM网格数和SSWWM层数的系统变化.
主要成果:
- 所有研究的参数 (修复方法,网格数,层数) 都对3PB的行为产生了重大影响.
- SSWWM补丁恢复了66.02-129.2%的未损坏的3PB故障负载.
- 减少网格数量,增加SSWWM层,并使用外部补丁修复产生了优异的结果.
结论:
- SSWWM是一种可行且有效的补丁材料,用于修复受损的GFR复合材料.
- 优化的SSWWM配置增强负载转移,曲刚性,并防止裂传播.
- 在工程应用中,SSWWM为复合材料损坏提供了快速可靠的解决方案.
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