[Nek5000-users] Uservp, eddy diffusivity and explvis
nek5000-users at lists.mcs.anl.gov
nek5000-users at lists.mcs.anl.gov
Tue Jul 20 07:58:34 CDT 2010
Ok if is changing you have to set ifexplvis = .true.
Are you using IFCHAR=.true.?
On Jul 20, 2010, at 1:56 PM, nek5000-users at lists.mcs.anl.gov wrote:
> No, it's changing in time and space since it's computed with an eddy diffusivity model. But when I turn ifexplvis on, the simulation crashes after very few time steps due to crazy velocities - even though I don't change viscosity for trial purposes.
>
> Markus
>
>
> nek5000-users at lists.mcs.anl.gov wrote:
>> Is your viscosity constant?
>> Stefan
>> On Jul 20, 2010, at 12:18 PM, nek5000-users at lists.mcs.anl.gov wrote:
>>> Hi,
>>>
>>> can I leave "ifexplvis = .false." when doing a nek simulation with user defined viscosity and PN/PN?
>>>
>>> Markus
>>>
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