The Present Development Situation of Laser Ultrasonic Nondestructive Testing Signal Processing System

摘要：

　　Currently,laser ultrasonic nondestructive testing is the best application prospect of nondestructive testing methods.This paper expounds the mechanism and the qualitative analysis of the common defects of the laser ultrasonic inspection and introduces the application of matching pursuit algorithm guided wave testing technology in signal processing.This paper focuses on the laser ultrasonic detection system and analysis of the detected data using the finite element method.

关键词： Laser ultrasonic testing Numerical analysis Defect Finite element method

作者: Xia Liexiang Zhao Yan Ma Yongzhong An Xiaoning

作者单位: Engineering University of Armed Police Force, Xian710086, China

会议类型: 国际会议

会议名称: 2012 2nd international Conference on Materials Science and Information Technology(2012第二届材料科学与信息技术国际会议)(MSIT2012)

会议地点: 西安

会议语种:英文

页码: 369-373

在线出版日期: 2012-08-24（万方平台首次上网日期，不代表论文的发表时间）