DOUBLE_GRIDNESTING
Case description
Two-domain double grid nesting coupling case. This test verifies the coupling between two grids with different horizontal resolutions, where the second domain inherits from the first one and then spawns a child domain. Tests both INIT and CPL (coupling) modes.
Configuration
Parameter |
Value |
|---|---|
Category |
Technical cases |
NMODEL |
2 |
XTSTEP |
|
XSEGLEN |
|
NITR |
12 |
CCLOUD |
ICE3 |
CTURB |
TKEL |
CRAD |
ECMW |
CDCONV |
KAFR |
CSCONV |
EDKF |
NDTRATIO(2) |
2 |
XWAY(2) |
Steps
Step |
Script |
|---|---|
SIMU1_001_pgd1 |
run_prep_pgd |
SIMU1_002_pgd2 |
run_prep_pgd |
SIMU1_003_prep_nest_pgd |
run_prep_nest |
SIMU1_004_prep_real_d1 |
run_prep_real_case |
SIMU1_005_spawning |
run_spawning |
SIMU1_006_prep_real_d2 |
run_prep_real_case |
SIMU1_007_run |
run_mesonh |
SIMU2_001_pgd3 |
run_prep_pgd |
SIMU2_002_pgd4 |
run_prep_pgd |
SIMU2_003_prep_nest_pgd |
run_prep_nest |
SIMU2_004_spawning_d2tod3_INIT |
run_spawning |
SIMU2_005_prep_real_d3_INIT |
run_prep_real_case |
SIMU2_006_spawning_d2tod3_CPL1 |
run_spawning |
SIMU2_007_prep_real_d3_CPL1 |
run_prep_real_case |
SIMU2_008_spawning_d4 |
run_spawning |
SIMU2_009_prep_real_d4 |
run_prep_real_case |
SIMU2_010_run |
run_mesonh |
Specificities
Two simulation setups (SIMU1 and SIMU2)
Double grid nesting: different horizontal resolutions per domain
Tests both INIT and CPL nesting modes
WENO-K advection scheme (5th order)
EDKF subgrid convection scheme
Validation
Coupling between two grids with different resolutions
INIT vs CPL mode nesting comparison
Mass flux and cloud coupling
Numerical ressources
Single CPU (1 node, 1 core)