摘要
介绍了近年来复合材料孔隙率超声检测研究现状和国内外采用超声衰减法测量孔隙率的理论模型、检测结果,并对各种模型进行对比和分析;论述了国内外各航空制造商的孔隙率超声衰减法检测的工程检测方法,对复合材料孔隙率超声衰减法检测技术的发展及应用提出了研究方向。
Review of ultrasonic testing on porosity of composites in recent years are introduced, theoretical modelsand test results of ultrasonic attenuation testing on porosity at home and abroad are introduced and analyzed.Then application methods of ultrasonic attenuation testing on porosity in each aircraft manufacturers at home and abroad are discussed. At last, future research direction of ultrasonic testing on porosity of composites are pointed out.
出处
《航空制造技术》
2016年第4期48-51,共4页
Aeronautical Manufacturing Technology
基金
上海市科学技术委员会课题(dz1100300)
关键词
复合材料
孔隙率
超声检测
衰减法
Composites
Porosity
Ultrasonic testing
Attenuation method
