基于超声导波的航空航天结构损伤诊断成像技术研究进展  

Research Progress in Damage Diagnostic Imaging of Aerospace Structures Based on Ultrasonic Guided Waves

作　　者：郑跃滨 武湛君[1] 雷振坤[1] 高东岳 周凯 张佳奇 杨正岩 邹建超 ZHENG Yuebin;WU Zhanjun;LEI Zhenkun;GAO Dongyue;ZHOU Kai;ZHANG Jiaqi;YANG Zhengyan;ZOU Jianchao(State Key Laboratory of Structural Analysis for Industrial Equipment,Dalian University of Technology,Dalian 116024,China;School of Aeronautics and Astronautics,Sun Yat-Sen University,Guangzhou 510275,China)

机构地区：[1]大连理工大学工业装备结构分析国家重点实验室,大连116024 [2]中山大学航空航天学院,广州510275

出　　处：《航空制造技术》2020年第18期24-43,共20页Aeronautical Manufacturing Technology

基　　金：国家重点研发计划(2018YFA0702800);国家自然科学基金(11772081、51805068)。

摘　　要：超声导波损伤诊断成像技术是近年来无损检测/结构健康监测领域的研究热点,它能够直观反映航空航天结构上的损伤位置及严重程度。概述了超声导波诊断成像技术的一般流程,介绍了8种具有代表性成像算法的研究现状,包括相控阵成像、空间-波数滤波器成像、逆时偏移成像、时间反转成像、延迟叠加成像、基于模型成像、层析成像和概率成像,对比了这些成像算法的应用范围和优缺点,最后结合实际工业应用需求讨论了超声导波诊断成像技术面临的挑战和发展方向。Damage diagnostic imaging approach based on ultrasonic guided waves(UGW)is a research hotspot in the fields of non-destructive testing and structural health monitoring,which can directly reflect the damage location and severity on aerospace structures.This paper summarizes the general process of UGW diagnostic imaging technology,introduces the research status of eight representative imaging algorithms,including phased array imaging,space-wave number filter imaging,inverse-time migration imaging,time reversal imaging,delay-and-sum imaging,model-based imaging,tomographic imaging and probabilistic-based imaging,and compares the application scope,advantages and disadvantages of these imaging algorithms.Then,the challenge and development trend of UGW diagnostic imaging technology are discussed according to the actual industrial application.

关 键 词：超声导波 损伤诊断成像 健康监测 无损检测 航空航天结构 复合材料结构 

分 类 号：V467[航空宇航科学与技术—航空宇航制造工程] V267