OPTICAL FIBER DAMAGE DETECTION FOR AN AIRCRAFT COMPOSITE LEADING-EDGE

被引:51
作者
GLOSSOP, NDW [1 ]
DUBOIS, S [1 ]
TSAW, W [1 ]
LEBLANC, M [1 ]
LYMER, J [1 ]
MEASURES, RM [1 ]
TENNYSON, RC [1 ]
机构
[1] UNIV TORONTO,INST AEROSP STUDIES,4925 DUFFERIN ST,DOWNSVIEW M3H 5T6,ONTARIO,CANADA
来源
COMPOSITES | 1990年 / 21卷 / 01期
基金
加拿大自然科学与工程研究理事会;
关键词
composite materials; damage detection; optical fibres;
D O I
10.1016/0010-4361(90)90100-B
中图分类号
TB33 [复合材料];
学科分类号
摘要
Recent developments towards the development of a fibre optic damage detection system for composite materials are described. Results of experiments designed to measure the influence of optical fibre orientation and depth on the sensitivity of the system are reported and optimal configurations have been determined for both. A surface treatment for controlling the damage sensitivity of the optical fibres to the point where they can detect barely visible damage is described. A study into the failure mechanisms of embedded optical fibres is also reported. The technique has been demonstrated to be capable of detecting both impact and quasi-statically induced damage and can be used to map the growth of a region of damage with increasing load. © 1990.
引用
收藏
页码:71 / 80
页数:10
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