Results 41 to 50 of about 74,632 (195)

On-line monitoring of oxidation states in HSS work rolls during hot rolling using pulsed eddy current testing

The International Journal of Advanced Manufacturing Technology, 2023
The quality of rolled products and consumption of rolls are greatly influenced by the oxidation behavior of work rolls in hot rolling. It is of great significance to improve the quality of rolled products and reduce the consumption of rolls to monitor ...
Chen Wei, Shou Song, Xiang Li, Yongting Tian   +3 more
semanticscholar   +1 more source

Intelligent Defect Identification Based on PECT Signals and an Optimized Two-Dimensional Deep Convolutional Network

Complexity, 2020
Accurate and rapid defect identification based on pulsed eddy current testing (PECT) plays an important role in the structural integrity and health monitoring (SIHM) of in-service equipment in the renewable energy system.
Baoling Liu, Jun He, Xiaocui Yuan, Huiling Hu, Xuan Zeng, Zhifang Zhu, Jie Peng   +6 more
doaj   +1 more source

Flaw characterization in conductive media based on pulsed Eddy current measurements: A fast non‐iterative inversion approach

IET Science, Measurement & Technology, 2021
This paper proposes a non‐iterative procedure for flaw(s) characterization based on Pulsed Eddy Current Testing (PECT) signals analysis. The adopted inversion strategy is based on the use of supervised statistical learning algorithms. A numerical forward
Roberto Miorelli, Anastassios Skarlatos, Christophe Reboud   +2 more
doaj   +1 more source

Automated Precision Amplitudes and Phases Measurement of Polyharmonic Eddy Current Signals of Non-destructive Testing

Vìsnik Nacìonalʹnogo Tehnìčnogo Unìversitetu Ukraïni Kììvsʹkij Polìtehnìčnij Ìnstitut: Serìâ Radìotehnìka, Radìoaparatobuduvannâ, 2023
The development of electronic systems like Field-Programmable Gate Array (FPGA) made them available for mass commercial use. This created conditions for the development and application of software and technical tools implemented on FPGA algorithms for ...
V. G. Bazhenov, Yu. O. Kalenychenko, S. S. Ratsebarskiy, K. A. Gloinik   +3 more
doaj   +1 more source

Pattern Deep Region Learning for Crack Detection in Thermography Diagnosis System

Metals, 2018
Eddy Current Pulsed Thermography is a crucial non-destructive testing technology which has a rapidly increasing range of applications for crack detection on metals.
Jue Hu, Weiping Xu, Bin Gao, Gui Yun Tian, Yizhe Wang, Yingchun Wu, Ying Yin, Juan Chen   +7 more
doaj   +1 more source

Analysis of the Influence of Coil Placement on Pulsed Eddy Current Detection

南方能源建设
[Introduction] In the nuclear power plant, the steam pipeline is generally installed with an insulation layer on the outer wall to improve heat transfer efficiency.
Qi ZHU, Qin WANG, Yang HAN, Yalin ZHANG
doaj   +1 more source

Research process of nondestructive testing pitting corrosion in metal material

Journal of Hebei University of Science and Technology, 2017
Pitting corrosion directly affects the usability and service life of metal material, so the effective nondestructive testing and evaluation on pitting corrosion is of great significance for fatigue life prediction because of data supporting. The features
Bo ZHANG, Baojun ZHANG, Deng ZHANG, Yun ZHENG   +3 more
doaj   +1 more source

Shape Mapping Detection of Electric Vehicle Alloy Defects Based on Pulsed Eddy Current Rectangular Sensors

Applied Sciences, 2018
In this paper, we investigate pulsed eddy current (PEC) testing based on a rectangular sensor for the purpose of defect shape mapping in electric vehicle lightweight alloy material.
Kai Zhang, Zhurong Dong, Zhan Yu, Yunze He   +3 more
doaj   +1 more source

Full-Field Thickness Measurement of Paint Sensors Using Pulsed Terahertz Waves

Sensors
This study presents a method for measuring the thickness and adhesion status of paint sensors using pulsed terahertz (THz) waves. Traditional measurement techniques, such as optical, X-ray, ultrasonic (UT), eddy current, and mechanical methods, are prone
Dae-Hyun Han
doaj   +1 more source

Magnetic Characterization of Structural Steels under Different Heat Treatment using Pulsed Eddy Current Testing

e-Journal of Nondestructive Testing
This paper presents the changes in the magnetic properties of structural steels exposed to high temperatures by measuring the induced magnetic field. The combination of temperature level and exposure time constitutes a key factor influencing the magnetic
Athanasios Kyrgiazoglou, A. Skarlatos, Dimitrios Fasnakis, M. Pappa   +3 more
semanticscholar   +1 more source