2011. . No. 3(53) - Sep 2011, pp. 68-70
Application of Normal Waves for Large Thin-Walled Object Testing. New Methods. Part 2. Average Thick Measurements
D. A. Terentyev, A. V. Zhukov
The use of the modification of Hough transform allows AE system to measure the average wall thickness between two sensors separated by 56 m with an error within about 1 %.