浅谈陶瓷基复合材料无损检测方法及其进展

Brief Introduction on the Method and Progress of Nondestructive Testing for Ceramic Matrix Composites

陶瓷基复合材料由于其具有耐高温、密度低、抗氧化性好等多种优良特性目前已广泛地应用于航空航天领域。采用无损检测方法对陶瓷基复合材料进行相关检测对保证材料产品质量以及提高产品使用的可靠性等都具有重要意义。综述了陶瓷基复合材料无损检测发展现状,阐述了太赫兹、X射线、工业CT、红外热成像、超声波及声发射技术等常用陶瓷基复合材料检测手段的原理并介绍了其在陶瓷基复合材料无损检测方面的应用实例。

Ceramic matrix composites have been widely used in the field of aeronautics and astronautics because of its excellent properties such as highlighted mechanical properties at high temperature, low density and good oxidation resistance performance. Using nondestructive testing methods to make testing on ceramic matrix composites has significant meanings in ensuring the quality of materials and improving the reliability of related products. In this paper the current state and development of the nondestructive testing of the ceramic matrix composites are summarized. Principles of terahertz, X- ray, industrial CT, infrared thermal imaging, ultrasonic wave and acoustic emission for the ceramic matrix composites are elucidated in detail, and their applications in ceramic matrix composites are introduced.