错位散斑检测复合材料模拟缺陷试验  

Test on Artificial Defect of Composites by Using Shearography

作　　者：张于北[1] 王铮[1] 

机构地区：[1]北京航空材料研究院检测中心

出　　处：《航空制造技术》2009年第S1期115-117,共3页Aeronautical Manufacturing Technology

摘　　要：错位散斑方法具有非接触、快速、大面积的优点,适合于复合材料近表面缺陷的检测。该技术抗震动能力强,可以现场使用。采用错位散斑干涉技术对蜂窝蒙皮复合材料进行检测,并做了一些模拟试验,得到了较好的效果。Shearography has many advantages such as non-contact,high-speed and full field.It is suited to detect the defects close to the surface of composites.And it could be used in a workshop environment due to its antivibration property.By using the characteristics of shearography we make some simulation tests to inspect the quality of honeycomb composites and get a better result.

关 键 词：无损检测 复合材料 错位散斑 

分 类 号：V25[一般工业技术—材料科学与工程]