[MITgcm-devel] Bug in KPP
David Ferreira
dfer at mit.edu
Mon May 25 23:19:26 EDT 2009
Hi,
I found a bug in KPP. The bug comes in subroutine Ri_iwmix when KPP
is used with variable vertical diffusivities (for example with Bryan-Lewis).
Is anybody concerned by this ? Dimitris, you use KPP and Bryan-Lewis
in the cube-sphere, no ?
Cheers,
David
In case you care, the problem appears because the diffusivities in KPP
are carried
in a Nr+2 long vector with k=0 at the surface while the diffusivities in
the normal
form of the MITgcm are in a Nr-long vector with k=1 at the surface. But,
in Ri_iwmix,
the 2 are matched with the same k...
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