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MULTI POSITION TRANSVERSE IMPACT DAMAGE DETERMINATION WITHIN COMPOSITE LAMINATES BY FIBRE OPTIC IMAGE RECONSTRUCTIONS 1)
Author(s): 
Pages: 84-91
Year: Issue:  3
Journal: Acta Mechanica Sinica

Keyword:  复合材料 结构损伤 光导纤维 图像处理 重构;
Abstract: 基于埋设在复合材料层板中的多方位多模光纤网络的特点,提出了检测层板内部发生多处横向冲击损伤的重构算法.根据光纤损伤图像检测系统获得的图像信号,可实时、定量、直观重构并显示出层板内部各处损伤的位置和各处的损伤程度.在复合材料多点冲击损伤检测试验中,屏幕显示的损伤图示与对半透明试件同时做反向照明检测的结果相一致,证实了重构结果的正确性
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