ID_SURFACE_DON   Plot > Miscellaneous > Dgrid/Lelem - DON ratio on surfaces

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Contours the distance to the nearest element Delem divided by the element width Lelem.

 

Delem is determined by Map3D as the smallest distance between adjacent model surfaces.

 

Small values of DON can be related to convergence problems.

 

For more details refer to

 

CAD > Properties > Control Parameters.