Results 81 to 90 of about 61,227 (197)

An Eddy Current Testing Platform System for Pipe Defect Inspection Based on an Optimized Eddy Current Technique Probe Design

open access: yesSensors, 2017
The use of the eddy current technique (ECT) for the non-destructive testing of conducting materials has become increasingly important in the past few years.
Damhuji Rifai   +4 more
doaj   +1 more source

An integrated eddy current detection and imaging system on a silicon chip [PDF]

open access: yes
Eddy current probes have been used for many years for numerous sensing applications including crack detection in metals. However, these applications have traditionally used the eddy current effect in the form of a physically wound single or different ...
Dury, Joseph D.   +2 more
core   +1 more source

Firmware Development Improves System Efficiency [PDF]

open access: yes, 1993
Most manufacturing processes require physical pointwise positioning of the components or tools from one location to another. Typical mechanical systems utilize either stop-and-go or fixed feed-rate procession to accomplish the task.
Butler, David W., Chern, E. James
core   +1 more source

Flaw Detection in Aluminum Plates Using a Rotating Uniform Eddy Current Probe with Two Pairs of Excitation Coils

open access: yesMetals, 2019
The use of eddy currents for detecting flaws in specimens is of considerable significance in the industrial sector. In this study, a new design of a rotating uniform eddy current (UEC) probe, termed the rotating butterfly probe, is presented.
Ageng S. Repelianto   +4 more
doaj   +1 more source

3D direct and inverse solvers for eddy current testing of deposits in steam generator

open access: yes, 2014
We consider the inverse problem of estimating the shape profile of an unknown deposit from a set of eddy current impedance measurements. The measurements are acquired with an axial probe, which is modeled by a set of coils that generate a magnetic field ...
Haddar, Houssem, Riahi, Mohamed Kamel
core   +1 more source

Methods and Means of Eddy Current Testing of Soldered Lap Joints of Electrical Machines

open access: yesApplied Sciences
This article is devoted to the non-destructive testing of the soldering integrity of soldered lap joints of the current-carrying busbars in electrical machines’ stator windings.
Anton Gorbunov   +3 more
doaj   +1 more source

Hybrid GMR/IR probe to reduce the effects of lift-off

open access: yesMeasurement + Control, 2019
Eddy current testing technique is being utilized in engineering, such as in nuclear steam pipe, aircraft and gas/oil pipeline, due to its sensitivity to small cracks and subsurface defects, immediate results, environmental friendliness, and use in ...
Moneer A Faraj   +5 more
doaj   +1 more source

Research and Analysis of Carbon Fiber-Reinforced Polymer Prepreg Detection Based on Electromagnetic Coil Sensors

open access: yesApplied Sciences
In response to the challenges posed by the complexity and potential hazards of traditional chemical methods for detecting the surface density of carbon fiber prepreg materials, this paper explores the use of eddy current testing principles.
Sichang Zhang, Shouqi Cao, Meiling Wang
doaj   +1 more source

Design and Application of Hybrid Magnetic Field-Eddy Current Probe [PDF]

open access: yes
The incorporation of magnetic field sensors into eddy current probes can result in novel probe designs with unique performance characteristics. One such example is a recently developed electromagnetic probe consisting of a two-channel magnetoresistive ...
Leser, Paul   +4 more
core   +1 more source

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