Struphy perturbation · physical basis

RestelliAnalyticSolutionPotential

Coordinate slices

The sampled perturbation value across the three logical coordinate planes.

Perturbation value ueta1–eta2 · -1.98e-2 to 1.74e+0

Perturbation value ueta1–eta3 · 7.17e-2 to 1.27e+0

Perturbation value ueta2–eta3 · 7.17e-2 to 1.27e+0

eta1 · other coordinates fixed at 0.5

eta2 · other coordinates fixed at 0.5

eta3 · other coordinates fixed at 0.5

Parameter	Value	Description
`a`	`1`	Minor radius of torus (default: 1.).
`R0`	`2`	Major radius of torus (default: 2.).
`B0`	`10`	On-axis (r=0) toroidal magnetic field (default: 10.).
`Bp`	`12.5`	Poloidal magnetic field (default: 12.5).
`alpha`	`0.1`	(default: 0.1)
`beta`	`1`	(default: 1.0) References ---------- [1] Juan Vicente Gutiérrez-Santacreu, Omar Maj, Marco Restelli: Finite element discretization of a Stokes-like model arising in plasma physics, Journal of Computational Physics 2018.