[MITgcm-devel] obcs_seaice_sponge.F

[Menemenlis, Dimitris (3248)]

Jean-Michel, what are the issues of ALLOW_OBCS_SPONGE ?

Dimitris Menemenlis

On Sep 19, 2012, at 7:33 AM, Jean-Michel Campin wrote:

> Hi Dimitris,
> 
> Just a comment regarding ALLOW_OBCS_SPONGE : it's no longer really 
> maintained, and generally we advise users to switch to pkg/rbcs.
> Now with this new feature for obcs+seaice, what should I tell to new
> users ? Is there a plan to work on fixing the few issues of 
> the non seaice ALLOW_OBCS_SPONGE ?
> 
> Cheers,
> Jean-Michel
> 
> On Wed, Sep 19, 2012 at 06:11:59AM +0000, Menemenlis, Dimitris (3248) wrote:
>> Dear pkg/seaice obcs users, I have been experimenting with obcs_seaice_sponge.F,
>> a series of subroutines similar to those in obcs_sponge.F but for sea ice variables.
>> They are meant to take care of polynyas that are created along open boundaries
>> when there is divergent ice flow due to coarse-res time-averaged sea ice obcs
>> applied to hi-res grids and/or atmospheric forcing.
>> I have updated obcs_seaice_sponge.F to be consistent with latest changes
>> to pkg/obcs and will check in main repository tomorrow along with a small
>> test in verification/seaice_obcs.
>> 
>> Michael and Renske, it would be great if you can take obcs_seaice_sponge.F for a spin
>> with your respective hi-res regional domains to see if it helps attenuate ice boundary artifacts.
>> 
>> Thanks
>> 
>> Dimitris Menemenlis
>> 
>> 
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>