[CIG-LONG] Thermally driven counterflow

Walter Landry walter at geodynamics.org
Mon Aug 9 17:09:17 PDT 2010


Karen Paczkowski <karen.paczkowski at yale.edu> wrote:
> Hi,
> 
> Thank you for all the help.  I am unfortunately still getting a very
> unexpected flow field.  The only velocities I have set are:
> 
> Vx = 0 and Vy = -Vslab on the left side
> Vy=0 across the top
> 
> My input file is producing a flow field that flows in the opposite
> direction as Vslab (up and to the right) and has a magnitude 2-3
> orders of magnitude larger than Vslab.  This was not occurring prior
> to adding the thermal field, so I am assuming it has to do with that,
> but I'm really not sure what is causing this exactly.  I have attached
> a picture of the velocity field and a copy of the input file.  It is
> written for Gale 1.5.0.  I would really appreciate any advice.

The problem is that there is no maximum temperature in the
HydrostaticTerm.  I am on vacation until September, so I will not be
able to get to it until then.

Cheers,
Walter Landry
walter at geodynamics.org


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