Application and Development of Ultrasonic Phased Array Testing for Aviation Composite Materials

The principles and characteristics of Ultrasonic Phased Array Testing(UPAT)were briefly introduced.Combining with the case studies, emphasis was laid on the analysis of the applications of UPAT to planar structures and R areas, and to the complex curved structures of composite materials.Considering the development of composite materials in aviation industries, the future development trend of UPAT was prospected.