Opened 10 years ago
Closed 7 years ago
#1204 closed Defect (fixed)
AGRIF non recursive update of parent grids
Reported by: | jchanut | Owned by: | jchanut |
---|---|---|---|
Priority: | low | Milestone: | |
Component: | AGRIF | Version: | v3.6 |
Severity: | minor | Keywords: | |
Cc: | jchanut |
Description
In case of several levels of embedding (1 parent grid and at least two successively nested sub-domains), update is only performed on parent subdomain. It should be recursively performed on all domains down to the root grid.
No error if only one nested grid.
Commit History (0)
(No commits)
Change History (7)
comment:1 Changed 10 years ago by jchanut
- Component changed from OPA to AGRIF
comment:2 Changed 10 years ago by jchanut
comment:3 Changed 10 years ago by clevy
- Owner changed from NEMO team to jchanut
comment:4 follow-up: ↓ 5 Changed 9 years ago by jchanut
comment:5 in reply to: ↑ 4 Changed 7 years ago by jchanut
Recursive update is now partially implemented: for active tracers and momentum, e.g. for the most critical part of the nesting procedure (in NEMO_3_6-STABLE). It still has to be implemented for passive tracers, sea ice and prognostic TKE schemes.
comment:6 Changed 7 years ago by clevy
- Cc jchanut added
- Status changed from new to assigned
comment:7 Changed 7 years ago by jchanut
- Resolution set to fixed
- Severity set to minor
- Status changed from assigned to closed
- Type changed from Bug to Defect
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Possible solution (Proposed changes in step.F90 and agrif_opa_update.F90 modules are given below for tracers):
1) Call update in stp from the finest child grid
2) Do update if last internal time step (i.e. Agrif_NbStepint() = Agrif_irhot()-1 )
3) Then recursively call update routine on parent grid domains thanks to Agrif_ChildGrid_To_ParentGrid procedure.
4) Go to 2)