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Toroidal coordinates: Difference between revisions
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In order to adapt this simple system better to the magnetic surfaces of an axisymmetric [[MHD equilibrium]], it may be enhanced by | In order to adapt this simple system better to the magnetic surfaces of an axisymmetric [[MHD equilibrium]], it may be enhanced by | ||
<ref>[http://link.aip.org/link/?PHPAEN/5/973/1 R.L. Miller et al, ''Noncircular, finite aspect ratio, local equilibrium model'', Phys. Plasmas '''5''' (1998) 973]</ref> | |||
* letting ''R<sub>0</sub>'' depend on ''r'' (to account for the Shafranov shift of flux surfaces) | * letting ''R<sub>0</sub>'' depend on ''r'' (to account for the Shafranov shift of flux surfaces) | ||
* adding ellipticity (''ε''), triangularity (''κ''), etc. | * adding ellipticity (''ε''), triangularity (''κ''), etc. | ||