This model uses a homogenization technique to calculate the current distribution inside the superconducting layers of a racetrack coil and to estimate its AC losses.
Reference article: Zermeno and Grilli, 2014 Supercond. Sci. Technol. 27 044025
The figure shows the normalized current density J/Jc(B) for a quarter of the coil geometry. The sign is used to indicate the direction of the current.
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W.T.B. de Sousa and Min Zhang
April 16th, 2020