探讨敲击检测技术在复合材料无损检测中的应用

摘要

本文根据纤维增强复合材料的特性，列出了损伤的主要类型和产生原因；对适用于复合材料制品的无损检测敲击技术进行探讨；对敲击技术的基本原理、方法分类、适用范围进行介绍；对传统敲击法和数字敲击法进行比较；总结敲击法的未来发展状况。%The types and occurring reasons of defects were listed according to the characteristics of fibre reinforced composites .The knock detection in the non-destructive test applicapable to composite products were discussed in this paper .The basic principle , method classification and applicapable scope of knock techniques were introduced .The traditional knock and the digitknock were compared .The future development of the knock techniques were summarized .