ggd_identifierΒΆ

Translation table for ggd_identifier_definitions.

Name

Index

Description

unspecified

0

unspecified

linear

1

Linear

cylinder

2

Cylindrical geometry (straight in axial direction)

limiter

3

Limiter

SN

4

Single null

CDN

5

Connected double null

DDN_bottom

6

Disconnected double null with inner X-point below the midplane

DDN_top

7

Disconnected double null with inner X-point above the midplane

annulus

8

Annular geometry (not necessarily with straight axis)

stellarator_island

9

Stellarator island geometry

structured_spaces

10

Structured grid represented with multiple spaces of dimension 1

LFS_snowflake_minus

11

Snowflake grid with secondary x point on the low field side, and the secondary separatrix on top of the primary

LFS_snowflake_plus

12

Snowflake grid with secondary x point to the right of the primary, and the secondary separatrix below the primary

reference

100

Refers to a GGD described in another IDS indicated by grid_path. In such a case, do not fill the grid_ggd node of this IDS