Search found 3 matches

by ljxu
Tue Jul 28, 2020 12:09 pm
Forum: ROMS Adjoint
Topic: Adjoint model blow up
Replies: 13
Views: 36800

Re: Adjoint model blow up


Greetings once more

Try to run using the same options
for boundary conditions, i.e. set
NLM obc to be the same with adjoint.
Another suggestion is to unset the
relaxation options (QCORRECTION,
SRELAXATION) and run the nonlinear
model with BULK_FLUXES enable.
Also which of the available
4DVAR ...
by ljxu
Wed Jul 15, 2020 4:39 am
Forum: ROMS Adjoint
Topic: Adjoint model blow up
Replies: 13
Views: 36800

Re: Adjoint model blow up

Hi, Giannis

thank you for your reply.


Greetings

You are using nested boundary conditions in NLM model
but it seems you didn't enable the NESTING cpp option.
Also why you are using mixed radiation conditions in
NLM model? In general the choice of the boundary conditions
in the NLM model I ...
by ljxu
Mon Jul 13, 2020 12:10 pm
Forum: ROMS Adjoint
Topic: Adjoint model blow up
Replies: 13
Views: 36800

Re: Adjoint model blow up

Dear all,
I am condcting a backward tracking using the Adjoint model. I have run the FWD model successfully. However, the similar blow up at the first step of the adjoint model.

1. as suggested by arango, I have run the 4D-Var tutorial documented in WikiROMS succefully;

2. as sueggested by ...