Abstract
Mathematical models and results of calculation of plasma equilibrium in a circular cylinder with three helical or straight imbedded current-carrying conductors (i.e., in a straightened analog of a toroidal Galathea trap) are presented. The equilibrium is described in the framework of two-dimensional boundary value problems with plane and helical analogs of the Grad-Shafranov equation for the scalar magnetic flux function. Problems with first-kind boundary conditions corresponding to a magnetically transparent boundary of the cylinder and problems with second-kind boundary conditions and a given value of the electric current flowing in plasma (in addition to those flowing in the conductors) are considered. Deformations of magnetoplasma configurations in the cylinder for different formulations of the above-specified problems are investigated numerically.
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Original Russian Text © K.V. Brushlinskii, A.S. Goldich, 2014, published in Fizika Plazmy, 2014, Vol. 40, No. 8, pp. 687–696.
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Brushlinskii, K.V., Goldich, A.S. Plasmastatic models of galathea traps with magnetically transparent boundaries. Plasma Phys. Rep. 40, 591–600 (2014). https://doi.org/10.1134/S1063780X14080029
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DOI: https://doi.org/10.1134/S1063780X14080029