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An Eddy Current Testing Method for Thickness and Conductivity Measurement of Non-Magnetic Material

IEEE Sensors Journal, 2023
The thickness and conductivity of metal materials are important parameters because they can determine the purity, hardness, and heat treatment state of the metal.
Pu Huang   +4 more
openaire   +2 more sources

Coupling method of magnetic memory and eddy current nondestructive testing for retired crankshafts

Journal of Mechanical Science and Technology, 2016
To verify the validity of the Coupling method of magnetic memory and eddy current (CMMEC) testing for crankshafts, we use this technique to test a 12-cylinder V-design diesel crankshaft. First, the stress distribution in the crankshaft was obtained under 12 working conditions using a Finite element (FE) model that complied with the commercial FE code ...
Chen Ni   +5 more
semanticscholar   +3 more sources

Simultaneous measurement of thickness and lift-off using the tangential component of magnetic flux density in pulsed eddy current testing

Insight - Non-Destructive Testing and Condition Monitoring, 2021
The pulsed eddy current (PEC) technique is commonly used in the petrochemical and power generation industries to measure two parameters: the degree of pipe wall corrosion and the thickness of the insulation shield. These two parameters can be evaluated by examining the thickness of conductive materials and the lift-off distance, respectively.
Hang Xu   +3 more
openaire   +2 more sources

Magnetic and eddy-current testing of hardened constructional steel subjected to combined strain-thermal treatment

Russian Journal of Nondestructive Testing, 2012
The potentialities of magnetic and eddy-current methods for testing a structural state, wear resistance, and mechanical properties of steel 50 (0.51 wt. % C) subjected to quenching from 850°C, nanostructurizing frictional treatment with a hard alloy indenter, and tempering at the temperatures of 100–600°C are studied.
A. V. Makarov   +6 more
openaire   +2 more sources

The peculiarities of magnetic and eddy-current testing of quenched structural steel hardened by nanostructuring frictional treatment

Russian Journal of Nondestructive Testing, 2012
This paper deals with the study of the potential of the magnetic and eddy-current methods for the assessment of the structural state of hardened wear-resistant layers on the surface of quenched medium-carbon structural steel 50 (0.51 wt % C) that is subjected to frictional treatment by a sliding hemispherical hard-alloy indenter.
Makarov, A. V.   +7 more
openaire   +3 more sources

A novel magnetic force transmission eddy current array probe and its application for nondestructive testing of defects in pipeline structures

Sensors and Actuators A: Physical, 2020
Abstract Eddy current nondestructive testing (ECT) method is an efficient method based on electromagnetic induction for quantitative nondestructive evaluation of defects in the pipeline structure, due to its advantages of high detectability, non-contact and quick scanning.
Shejuan Xie   +5 more
openaire   +2 more sources

Through Thickness Inspection of Layered Magnetic Material Using Pulsed Eddy-Current Testing

IEEE Transactions on Instrumentation and Measurement, 2023
Steel microstructure determines the mechanical properties of steel such as hardness and tensile strength. To monitor steel microstructure evolution during thermal processing such as hot rolling, online measurement of microstructure is vital to steel ...
Lei Xiong   +7 more
semanticscholar   +1 more source

Design and test validation of a novel permanent magnet eddy current brake

International Journal of Applied Electromagnetics and Mechanics, 2022
Aiming at slippage and belt breakage of large mechanical conveyor belts, a new type of water-cooled permanent magnet brake (WPMB) is proposed. In order to determine the braking performance of WPMB, a multi-physics coupling model and analysis method of magneto-thermal-structure are built. The braking torque and temperature characteristics of WPMB under
Ye, Lezhi   +4 more
openaire   +1 more source

Synthesized Magnetic Field Focusing for the Non-Destructive Testing of Oil and Gas Well Casing Pipes Using Pulsed Eddy-Current Array

IEEE Transactions on Magnetics, 2022
Changzan Liu   +6 more
openaire   +2 more sources

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