Results 51 to 60 of about 65,788 (166)

Research progress of automated ultrasonic imaging detection technology for complex aircraft components

open access: yesJournal of Aeronautical Materials
Traditional ultrasonic automated non-destructive testing is a great challenge in the inspection of aviation components with complex surfaces. Complex surfaces can interfere with the formation of the focus in the sound beam,and the waveform transformation
CHEN Yao   +5 more
doaj   +1 more source

Analysis of Variables Affecting Reference Block Equivalency Process Using Ndt Ultrasonic Method

open access: yesEngineering Proceedings
Non-destructive testing (NDT) aims to assess components without compromising their functionality by identifying internal defects. Ultrasonic testing, a key NDT method, uses sound waves (0.5–20 MHz) to detect imperfections and requires tool calibration ...
Rizka Natasya Maharani   +4 more
doaj   +1 more source

RESEARCH ON COMPRESSION AND RECONSTRUCTION OF TUBE FOULING ULTRASONIC TESTING SIGNAL BASED ON IMPROVED COSAMP

open access: yesJixie qiangdu, 2020
In ultrasonic tests,the redundant signal and random noise are easily to be generated when the sensor collects data.Compressing and reconstructing the signal or noise always get the researchers’ attention.Based on the theory of compressive sensing and ...
WANG TongTong, SUN LingFang
doaj  

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