碳纤维增强复合材料脱粘缺陷空气耦合超声检测技术研究  

Study on Air-coupled Ultrasonic Detection of Debonding Defects in Carbon Fiber Reinforced Composites

作　　者：苗齐 刘军 王荣邦 刘思为 MIAO Qi;LIU Jun;WANG Rongbang;LIU Siwei(School of Automation and Electrical Engineering,Shenyang Ligong University,Shenyang 110159,China)

机构地区：[1]沈阳理工大学自动化与电气工程学院,沈阳110159

出　　处：《无损探伤》2025年第1期34-38,共5页Nondestructive Testing Technology

基　　金：辽宁省教育厅“揭榜挂帅”科技计划资助项目(LN202204)。

摘　　要：为了实现对碳纤维复合材料的非接触、可视化检测,搭建了空气耦合超声自动化检测系统。提出了一种一、二维超声信号的处理方法。实验结果表明此方法可有效检测出脱粘缺陷,验证了空气耦合超声检测适用于碳纤维复合材料的脱粘缺陷检测。In order to realize the non-contact and visual inspection of carbon fiber composites, an air-coupled ultrasonic automated inspection system is built.A one-dimensional and two-dimensional ultrasonic signal processing method is proposed.The experimental results show that this method successfully detects the debonding defects, which verifies that air-coupled ultrasonic detection is suitable for the detection of debonding defects in carbon fiber composites.

关 键 词：空气耦合超声 无损检测 碳纤维复合材料 脱粘缺陷 

分 类 号：TG115.28[金属学及工艺—物理冶金]