Changeset 7597 for branches/2016/v3_6_CMIP6_ice_diagnostics/NEMOGCM/CONFIG/SHARED/namelist_ice_lim3_ref

Timestamp:

2017-01-20T19:40:06+01:00 (8 years ago)

Author:

clem

Message:

add the possibility to run without sea ice diffusion (by default)

File:

• branches/2016/v3_6_CMIP6_ice_diagnostics/NEMOGCM/CONFIG/SHARED/namelist_ice_lim3_ref (modified) (1 diff)

branches/2016/v3_6_CMIP6_ice_diagnostics/NEMOGCM/CONFIG/SHARED/namelist_ice_lim3_ref

@@ -69 +69 @@
    rn_relast      =    0.333       !  ratio of elastic timescale to ice time step: Telast = dt_ice * rn_relast 
                                    !     advised value: 1/3 (rn_nevp=120) or 1/9 (rn_nevp=300)
-   nn_ahi0        =    2           !  horizontal diffusivity computation
-                                   !     0: use rn_ahi0_ref
-                                   !     1: use rn_ahi0_ref x mean grid cell length / ( 2deg mean grid cell length )
-                                   !     2: use rn_ahi0_ref x grid cell length      / ( 2deg mean grid cell length )
-   rn_ahi0_ref    = 350.0          !  horizontal sea ice diffusivity (m2/s) 
-                                   !     if nn_ahi0 > 0, rn_ahi0_ref is the reference value at a nominal 2 deg resolution
 /
 !------------------------------------------------------------------------------
 &namicehdf     !   Ice horizontal diffusion
 !------------------------------------------------------------------------------
+   nn_ahi0        =    -1          !  horizontal diffusivity computation
+                                   !    -1: no diffusion (bypass limhdf)
+                                   !     0: use rn_ahi0_ref
+                                   !     1: use rn_ahi0_ref x mean grid cell length / ( 2deg mean grid cell length )
+                                   !     2: use rn_ahi0_ref x grid cell length      / ( 2deg mean grid cell length )
+   rn_ahi0_ref    = 350.0          !  horizontal sea ice diffusivity (m2/s)
+                                   !     if nn_ahi0 > 0, rn_ahi0_ref is the reference value at a nominal 2 deg resolution
    nn_convfrq     = 5              !  convergence check frequency of the Crant-Nicholson scheme (perf. optimization)
 /