Abstract: A vibration-based method of detection of the crack in the structures by using piezoelectric sensors and actuators glued to the surface of the structure. It was found that using a lower ...

It also uses an IR sensor to detect cracks on the tracks. The distance measurements and crack detection data are sent to ThingSpeak for real-time monitoring.

Abstract: The study presented a novel chipless RFID sensor designed for the detection of cracks in non-metallic ... To assess the effectiveness of the sensor in detecting cracks, simulation ...

Multifunctional sensor network has become ... damaged area from the healthy area by using the square value of DI for damage imaging. Figure 7 shows the damage diagnostic imaging of guided wave signals ...

To collect data and test the proposed crack detection algorithm, the tactile and proximity sensor, described in section 2.1 ... were manufactured with PLA plastic using 3D printing technology ...

Two detection coils in each sensor probe were connected in a differential ... Boutassouna, “Detection and Measure- ment of Surface Cracks in Ferromagnetic Materials Using Eddy Current Testing,” NDT&E ...

without using a coupling liquid; and to discriminate between true cracks and benign ultrasonic reflectors. The detection and sizing capabilities of the first prototype EMAT tool were verified using ...