[MITgcm-support] Sea ice thickness exploding & SI velocities not updating

Pochini, Enrico epochini at inogs.it
Tue Feb 18 09:42:37 EST 2020


Dear MITgcm experts,

I'm encountering some problems with the sea ice module.
I'm trying to use the adaptive EVP solver but I get the thickness growing
up to hundreds of meters in some places. Also the fields UICE VICE seem not
to change, whenever the wind stress is updated correctly.
 dyn_seaice_2000_merged.nc
<https://drive.google.com/a/inogs.it/file/d/1O9alNjnPp_kwHSqnr_DvkR_toT83k5kv/view?usp=drive_web>
I think the growing thickness is a problem of convergence of the ice,
however I can't figure out what am I doing wrong.
Employing the LSR I don't get huge thicknesses and the UVICE are correctly
updated, however the thickness distribution is far from being realistic.

I attach the output for a few months (every tstep is a month averaged
output). The first month has some extrapolated values that I gave where
initial data were missing.

Thanks for any help,

Enrico
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