摘要
声发射具有实时性、连续监测的特点,在复合材料损伤机理的研究中取得了良好的应用。本文对声发射技术在复合材料损伤机理研究中的分析方法和应用现状进行了归纳总结,指出了参数分析方法、波形分析方法以及模式识别在现有研究中的优缺点,提出了声发射技术在复合材料损伤机理研究中亟需解决的关键技术,并指出了未来的发展趋势,以期为声发射在复合材料损伤机理研究的技术提升奠定基础。
Acoustic emission has the characteristics of real-time and continuous monitoring, and has achieved good performance in the research on composite damage mechanism. In this paper, the analysis methods and application status of acoustic emission technology in composite damage mechanism research are summarized. The advantages and disadvantages of parameter analysis method, waveform analysis method and pattern recognition are pointed out. Key technologies to be solved and future development trend are put forward in the investigation on composite damage mechanism, in order to lay the foundation for the improvement of acoustic emission in composite damage mechanism research.
作者
倪迎鸽
杨宇
吕毅
张伟
NI Ying-ge;YANG Yu;LV Yi;ZHANG Wei(School of Aircraft Engineering, Xi′an Aeronautical University, Xi′an 710077, China;Department of Smart Structures/SHM, Aircraft Strength Research Institute of China, Xi′an 710065, China;Science and Technology on UAV Laboratory,Northwestern Polytechnical University, Xi′an 710072, China)
出处
《玻璃钢／复合材料》
CAS
北大核心
2019年第8期115-126,共12页
Fiber Reinforced Plastics/Composites
基金
陕西省自然科学基础研究项目:基于FECM的平纹编织C/SiC复合材料非线性力学行为的研究(2016JQ1043)
关键词
声发射
复合材料
损伤机理
参数分析
波形分析
模式识别
acoustic emission
composite material
damage mechanism
parameter analysis
waveform analysis
pattern recognition
