【作者】 李立兵； 胡颢石； 何英杰； 凌松； 潘永东；

【Author】 LI Li-bing;HU Hao-shi;HE Ying-jie;LING Song;PAN Yong-dong;School of Aerospace and Applied Mechanics,Tongji University;

【机构】 同济大学航空航天与力学学院；

【摘要】 本文研制一套基于MATLAB空气耦合超声C扫描无损检测教学实验装置。该装置由空气超声探头、二维自动扫描平台、信号采集和处理装置以及计算机组成。基于MATLAB系统软件负责控制硬件以及信号处理与显示。实验表明该实验装置可行可靠,并能将空气耦合超声无损检测实现过程按模块分解,有助于教学与学生学习,且基于MATLAB系统软件能进行二次开发,非常适合于大学教学和科研。更多还原

【Abstract】 This paper developed a set of C-scan ultrasonic testing device based on MATLAB.There are air-coupled ultrasonic transducer,2-D scanning platform,signal acquisition and processing device and computer in this system.The software based on MATLAB can take charge of hardware control and signal processing.The results of experiment show that the device is feasible and reliable.Through disintegrating into several modules for air-coupled ultrasonic testing,the effect of teaching and studying are better.Due to the second development based on MATLAB can be implemented successful,it’s very suitable for teaching and scientific research.更多还原