[FLASH-USERS] 2T Simulation with Tabulated EOS

Klaus Weide klaus at flash.uchicago.edu
Thu Jun 20 15:23:44 EDT 2019


On Thu, 20 Jun 2019, Keith Galvin wrote:

> I’m interested in performing a 2T (matter+rad) simulation using tabulated
> EOS/opacity values in the setting of a Sedov-type problem.  A few quick
> questions:
> 
> 
>    1. My understanding of the RadFLAH implementation is that it doesn’t
>    currently support tabulated EOS or tabulated opacities.  Is this still
>    the case?

Yes, that hasn't changed.

>    2. Because of number one, I was planning on doing something similar to
>    the GrayDiffRadShock example, i.e. 3T Hydro with MGD where T_ion and T_ele
>    are forced into equilibrium.  Is there any benefit to doing this using
>    the method in the example (Spitzer heat exchange with scaling of
>    equilibration time) vs using the “immediate” heat exchange implementation?

I think the "Spitzer" Heatexchange is used in that example because the 
"Immediate" variant did not exist yet when the GrayDiffRadShock example
was created. But you should probably try both.

Klaus


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