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Scanning the Thickness of Conductive and Dielectric Coatings Using Superminiature Eddy Current Probe
The paper presents a hardware-software complex focused on measuring the thickness of conductive and dielectric coatings localized on a conductive base, deployed on the basis of an eddy current transformer type transducer. The eddy current transducer presented in this work has in its basis a core with three windings superimposed on it: exciting, compensating, and measuring. The author also provides technical solutions used in the system and methods and measurement procedure. Based on the obtained data, a correlation was established between the amplitude part of the signal and the thickness of the objects. Presented technical solution opens up ways to expand the frequency spectrum of the signals sent to the exciting winding, which indirectly affects the capabilities of this measurement method. The limits of applicability of this measuring system, as well as the conditions for the appropriateness of measurements, were experimentally determined. The presented series of experiments was aimed at determining the influence of materials of various characteristics on the output voltage of the eddy current transducer.
Scanning the Thickness of Conductive and Dielectric Coatings Using Superminiature Eddy Current Probe
The paper presents a hardware-software complex focused on measuring the thickness of conductive and dielectric coatings localized on a conductive base, deployed on the basis of an eddy current transformer type transducer. The eddy current transducer presented in this work has in its basis a core with three windings superimposed on it: exciting, compensating, and measuring. The author also provides technical solutions used in the system and methods and measurement procedure. Based on the obtained data, a correlation was established between the amplitude part of the signal and the thickness of the objects. Presented technical solution opens up ways to expand the frequency spectrum of the signals sent to the exciting winding, which indirectly affects the capabilities of this measurement method. The limits of applicability of this measuring system, as well as the conditions for the appropriateness of measurements, were experimentally determined. The presented series of experiments was aimed at determining the influence of materials of various characteristics on the output voltage of the eddy current transducer.
Scanning the Thickness of Conductive and Dielectric Coatings Using Superminiature Eddy Current Probe
Lecture Notes in Civil Engineering
Mottaeva, Angela (editor) / Dmitriev, Sergey (author) / Ishkov, Alexey (author) / Malikov, Vladimir (author) / Katasonov, Alexander (author) / Fadeev, Denis (author) / Rykova, Kseniia (author)
International Scientific Conference on Architecture and Construction ; 2020
2020-12-24
7 pages
Article/Chapter (Book)
Electronic Resource
English
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