[MITgcm-devel] status of OBCS changes

Martin Losch Martin.Losch at awi.de
Thu May 26 03:58:17 EDT 2011


Hi Jean-Michel,

I am not particularly attached to this OBCSfixTopo code, I just added it for convenience because I was tired of explaining to people that they have to adjust their topography along the OBCS. If this is no longer required, all the better, and yes, OBCSfixTopo=.false. is a sensible default in this case.

My little obcs-experiment does not seem to be affected by your changes either.

Martin
On May 26, 2011, at 2:46 AM, Jean-Michel Campin wrote:

> Hi,
> 
> I have done most of the basic changes/cleaning I had in mind for OBCS.
> (the last one was to bring the seaice advection/diffusion code 
> at the same level as T,S & pTracers).
> I did not change anything in the seaice dynamics part with OBCS
> (but I don't think wider-stencil schemes are used there,
> and don't know much about the solver/evp part).
> 
> Things that should now be possible is to move the OB further 
> inside the domain (I tried with exp4) and to have concave
> OB interior (not tried).
> 
> Going to make a checkpoint (62y) at some point (may be tomorrow ?)
> 
> A question to Matt: did you have a chance to update your 
> code to check that it's still working with OBCS_CONTROL ?
> (your simple test-exp is working, but not sure if I did not
> break things when splitting OBCS.h)
> 
> And to Martin: I can now turn off (or on) OBCSfixTopo, it 
> does not change anymore the results of the verification tests.
> We could think at some point to change the default to False,
> but keeping the code as it is, in case we need it for a 
> particular set-up.
> 
> Cheers,
> Jean-Michel
> 
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