[MITgcm-devel] explicit vertical mixing

[Martin Losch]

Hi Samar,
didn't look at the code, but you can probably just comment out the  
stop statement and deal with the large diffusivities (of the ivdc  
parameter) by having a very small timestep, right?

Martin

On 7 Nov 2007, at 21:51, Samar Khatiwala wrote:

> Hi
>
> Is it possible to treat vertical mixing explicitly in the MIT  
> model? I understand that for most (99.999999%) of
> problems this would be a crazy thing to want to do. But it so  
> happens that I have a compelling need to
> treat advection-diffusion completely explicitly, but WITHOUT using  
> convective adjustment. Furthermore, I'd
> like to do this only for ptracers and leave T and S alone (but  
> ignore that complication for now).
>
> So I'd like to turn off implicitDiffusion, but still make use of  
> the ivdc parameter in computing the vertical diffusivity.
> From what I can make out, there seems to be no combination of  
> parameters that would allow me to do this.
> I think I know how to hack the code to make this happen, but  
> perhaps someone here has a better idea (i.e.,
> requiring less work).
>
> Thanks, Samar
>
>
>
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