Results 21 to 30 of about 13,871 (285)

A review of miniaturised Non-Destructive Testing technologies for in-situ inspections [PDF]

open access: yes, 2018
Non-destructive testing (NDT) techniques have become attractive trends of product manufacturing, installation and post-maintenance in the aerospace, automotive and manufacturing industry, because of its benefits such as cost saving, easy to use and high ...
Addepalli   +12 more
core   +1 more source

Defect Characterization Based on Eddy Current Technique: Technical Review

open access: yesAdvances in Mechanical Engineering, 2014
Eddy current testing is widely used for nondestructive evaluation of metallic structures in characterizing numerous types of defects occurring in various locations.
Ruzlaini Ghoni   +3 more
doaj   +1 more source

Parameter identification of pulsed eddy current testing equivalent circuit model and its application to defect evaluation

open access: yesMeasurement + Control, 2021
The equivalent circuit model of pulsed eddy current testing (PECT) has simple mathematics but its applications are limited to qualitative analysis such as principle illustration and signal interpretation.
Zhiyuan Xu, Shanwei Fan, Tiejun Song
doaj   +1 more source

Time-Domain Numerical Simulation and Experimental Study on Pulsed Eddy Current Inspection of Tubing and Casing

open access: yesSensors, 2023
Fundamental theory and methods are investigated of inspecting tubing and casing simultaneously using pulsed eddy current testing by numerical simulations and experiments.
Xingxing Yu   +3 more
doaj   +1 more source

On the possibility of Vacuum-QED measurements with gravitational wave detectors [PDF]

open access: yes, 2014
Quantum electro dynamics (QED) comprises virtual particle production and thus gives rise to a refractive index of the vacuum larger than unity in the presence of a magnetic field.
Grote, Hartmut
core   +2 more sources

Theoretical and Numerical Study of Eddy Current Pulsed Thermography to Detect Damage of Deep-Sea Manned Pressure Hull

open access: yesJournal of Marine Science and Engineering, 2023
At present, research on pressure hull safety is mainly focused on the constitutive model of material properties and the evaluation model of structural parameters aiming at fatigue life prediction.
Yu Wu   +3 more
doaj   +1 more source

Eddy current generation enhancement using ferrite for electromagnetic acoustic transduction [PDF]

open access: yes, 2006
Eddy currents are generated in an electrically conducting surface as a step in electromagnetic acoustic transduction (EAT). In eddy current testing, wire coils are often wound onto a ferrite core to increase the generated eddy current.
S. Dixon, Sophian A., X. Jian
core   +1 more source

Analysis of formation processes of informative features in eddy current probes with pulsed excitation mode

open access: yesResearch and Review Journal of Nondestructive Testing, 2023
The modern pulsed eddy current (EC) technique for flaw detection in structure inspections of aircraft and automotive elements, or other responsible constructions is typically carried out in aperiodic mode.
Iuliia Lysenko   +3 more
doaj   +1 more source

Quantitative analysis of subsurface structure cracking using pulsed eddy current nondestructive testing

open access: yesITEGAM-JETIA
This paper presents a three-dimensional finite element method for the nondestructive evaluation of forward problems utilizing the pulsed eddy current technique.
Azizi Hakim   +4 more
doaj   +1 more source

Multiple wavemode scanning for near and far-side defect characterisation [PDF]

open access: yes, 2020
The combination of ultrasonic inspections using different wavemodes can give more information than is available with single mode inspection. In this work, the response of shear and Rayleigh waves to surface-breaking defects propagating on the near-side ...
Edwards, R. S. (Rachel S.), Xiang, L.
core   +1 more source

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