[CIG-LONG] CIG-LONG Digest, Vol 47, Issue 2

[Walter Landry]

<Guillaume.Duclaux at csiro.au> wrote:
> Walter,
> 
> This confuses me...
> 
> What Nicolas did is using a scaling factor of 1e-25 to scale the
> viscosity of the material from 1e23 Pa.s to 0.01, and then applying
> the time scaling factor to the diffusivity accordingly.
> This is the approach described in Gale's users guide...
> 
> Does this mean that in static problems (or at least very slow
> displacement rates) the viscosity shouldn't be scaled?

The viscosity should be scaled.  What was the diffusivity originally?

Cheers,
Walter Landry
walter at geodynamics.org