Title :
Measurement system for non-destructive testing using ultrasonic tomography spectral attenuation
Author :
Concu, Giovanna ; De Nicolo, Barbara ; Piga, Carlo ; Popescu, Vlad
Author_Institution :
Dept. of Struct. Eng., Univ. of Cagliari, Cagliari, Italy
Abstract :
This paper presents a measuring system and the automated measuring procedure for non-destructive diagnosis of stone masonry structures. The diagnosis is based on algorithms using the propagation times and the frequency centroid downshift of ultrasonic signals.
Keywords :
attenuation measurement; ultrasonic imaging; ultrasonic materials testing; ultrasonic variables measurement; automated measurement; frequency centroid; nondestructive diagnosis; nondestructive testing; stone masonry structures; ultrasonic signals; ultrasonic tomography spectral attenuation; Acoustic waves; Attenuation measurement; Automatic testing; Electric variables measurement; Electronic equipment testing; Frequency; Nondestructive testing; System testing; Tomography; Ultrasonic variables measurement; Non-destructive measuring; automated measuring chains; spectral frequency centroid; ultrasonic sensors; ultrasonic tomography;
Conference_Titel :
Optimization of Electrical and Electronic Equipment (OPTIM), 2010 12th International Conference on
Conference_Location :
Basov
Print_ISBN :
978-1-4244-7019-8
DOI :
10.1109/OPTIM.2010.5510507
