提出了RTM工艺树脂固化过程残余应变布拉格光栅传感器检测新方法.通过光纤光栅波长偏移与温度和固化时间之间的关系测试,得到了树脂固化过程中残余应变的变化历程,成功实现了RTM工艺树脂固化过程中残余应变的在线监测.实验结果表明,在降温过程中,残余应变的变化与温度的变化呈线性关系,这为复合材料层合板的残余应力分析提供了实验依据.
参考文献
| [1] | 秦伟,张志谦,黄玉东,吴晓宏.超声处理对RTM成型复合材料界面性能的影响[J].复合材料学报,2003(03):31-34. |
| [2] | 赵若飞,周晓东,戴干策.纤维增强聚合物复合材料界面残余热应力研究进展[J].纤维复合材料,2000(02):20-24. |
| [3] | ANIFANTIS N K;KAKAVAS P A;PAPANICOLAOU G C .Thermal stress concentration due to imperfect adhesion in fiberreinforced composites[J].Composites Science and Technology,1997,57:687-696. |
| [4] | Du w;TAO X M;TAM H Y et al.Fundamentals and applications of optical fiber bragg grating sensors to textile structural composites[J].Computers and Structures,1998,42:217-229. |
| [5] | B. Fiedler;A. Klisch;K. Schulte .Stress concentrations in multiple fibre model composites[J].Composites, Part A. Applied science and manufacturing,1998(9-10):1013-1019. |
| [6] | BECHEL V T;SOTTOS N R .The effect of residual stresses and sample preparation on progressive debonding during the fibre push-out test[J].Composites Science and Technology,1998,58:1741-1751. |
| [7] | Murukeshan VM.;Ong LS.;Seah LK.;Chan PY. .Cure monitoring of smart composites using Fiber Bragg Grating based embedded sensors[J].Sensors and Actuators, A. Physical,2000(2):153-161. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%