Changeset 15549 for NEMO/trunk/cfgs

Timestamp:

2021-11-28T21:00:36+01:00 (2 years ago)

Author:

clem

Message:

commit ice namelist changes to be added to nemo4.2

File:

• NEMO/trunk/cfgs/SHARED/namelist_ice_ref (modified) (3 diffs)

NEMO/trunk/cfgs/SHARED/namelist_ice_ref

@@ -73 +73 @@
 !------------------------------------------------------------------------------
           ! -- ice_rdgrft_strength -- !
-   ln_str_H79       = .true.          !  ice strength param.: Hibler_79   => P = pstar*<h>*exp(-c_rhg*A)                      
+   ln_str_H79       = .true.          !  ice strength param.: Hibler_79   => P = pstar*<h>*exp(-c_rhg*A)
       rn_pstar      =   2.0e+04       !     ice strength thickness parameter [N/m2]
       rn_crhg       =  20.0           !     ice strength conc. parameter (-)
+   ln_str_R75       = .false.         !  ice strength param.: Rothrock_75 => P = fn of potential energy
+      rn_pe_rdg     =  17.0           !     coef accouting for frictional dissipation
+   ln_str_CST       = .false.         !  ice strength param.: Constant
+      rn_str        =   0.0           !     ice strength value
+   ln_str_smooth    = .true.          !  spatial smoothing of the ice strength
                    ! -- ice_rdgrft -- !
+   ln_distf_lin     = .true.          !  redistribution function of ridged ice: linear (Hibler 1980)
+   ln_distf_exp     = .false.         !  redistribution function of ridged ice: exponential => not coded yet
+      rn_murdg      =   3.0           !     e-folding scale of ridged ice (m**.5)
    rn_csrdg         =   0.5           !  fraction of shearing energy contributing to ridging
               ! -- ice_rdgrft_prep -- !
@@ -139 +147 @@
    ln_cndflx        = .false.         !  Use conduction flux as surface boundary conditions (i.e. for Jules coupling)
       ln_cndemulate = .false.         !     emulate conduction flux (if not provided in the inputs)
-   nn_qtrice        =   1             !  Solar flux transmitted thru the surface scattering layer:
+   nn_qtrice        =   0             !  Solar flux transmitted thru the surface scattering layer:
                                       !     = 0  Grenfell and Maykut 1977 (depends on cloudiness and is 0 when there is snow) 
                                       !     = 1  Lebrun 2019 (equals 0.3 anytime with different melting/dry snw conductivities)
@@ -268 +276 @@
    rn_alb_imlt      =   0.50          !  bare puddled ice albedo :  0.49 -- 0.58
    rn_alb_dpnd      =   0.27          !  ponded ice albedo       :  0.10 -- 0.30 
+   rn_alb_hpiv      =   1.00          !  pivotal ice thickness in m (above which albedo is constant)
 /
 !------------------------------------------------------------------------------