Abstract
Based on the integral equation for the stray magnetic field strength inside a magnetized article, computational relationships have been derived in the form of a matrix equation that is convenient when developing software for modeling the distribution of magnetization in arbitrarily shaped articles with different flaws and for calculating and imaging external magnetic fields of the magnetized article. On this basis, a program has been developed that is most suitable for the case where the article boundaries and flaws can be sufficiently accurately defined on a three-dimensional grid with identical rectangular cells.
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Original Russian Text © A.N. Pechenkov, V.E. Scherbinin, S.A. Shleenkov, O.A. Bulychev, 2017, published in Defektoskopiya, 2017, No. 11, pp. 3–12.
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Pechenkov, A.N., Scherbinin, V.E., Shleenkov, S.A. et al. Computational relationships for the development of software for calculating magnetostatic fields from flaws in arbitrarily shaped ferromagnetic products. Russ J Nondestruct Test 53, 755–764 (2017). https://doi.org/10.1134/S1061830917110079
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DOI: https://doi.org/10.1134/S1061830917110079