source: NEMO/trunk/cfgs/SPITZ12/EXPREF/namelist_ice_cfg @ 9801

Last change on this file since 9801 was 9801, checked in by clem, 3 years ago

put aEVP rheology as default for all simulations running with sea ice. This rheology has been proven to be more realistic than regular EVP and more stable.

File size: 5.9 KB
Line 
1!!>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
2!! SI3 configuration namelist: Overwrites SHARED/namelist_ice_ref
3!!              1 - Generic parameters                 (nampar)
4!!              2 - Ice thickness discretization       (namitd)
5!!              3 - Ice dynamics                       (namdyn)
6!!              4 - Ice ridging/rafting                (namdyn_rdgrft)
7!!              5 - Ice rheology                       (namdyn_rhg)
8!!              6 - Ice advection                      (namdyn_adv)
9!!              7 - Ice surface forcing                (namforcing)
10!!              8 - Ice thermodynamics                 (namthd)
11!!              9 - Ice heat diffusion                 (namthd_zdf)
12!!             10 - Ice lateral melting                (namthd_da)
13!!             11 - Ice growth in open water           (namthd_do)
14!!             12 - Ice salinity                       (namthd_sal)
15!!             13 - Ice melt ponds                     (namthd_pnd)
16!!             14 - Ice initialization                 (namini)
17!!             15 - Ice/snow albedos                   (namalb)
18!!             16 - Ice diagnostics                    (namdia)
19!!>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
20!
21!------------------------------------------------------------------------------
22&nampar         !   Generic parameters
23!------------------------------------------------------------------------------
24   jpl              =    10         !  number of ice  categories
25   nlay_i           =    5          !  number of ice  layers
26/
27!------------------------------------------------------------------------------
28&namitd         !   Ice discretization
29!------------------------------------------------------------------------------
30   ln_cat_hfn       = .true.          !  ice categories are defined by a function following rn_himean**(-0.05)
31      rn_himean     =   2.0           !  expected domain-average ice thickness (m)
32   rn_himin         =   0.01          !  minimum ice thickness (m) used in remapping
33/
34!------------------------------------------------------------------------------
35&namdyn         !   Ice dynamics
36!------------------------------------------------------------------------------
37   ln_landfast      = .false.         !  landfast ice parameterization (T or F)
38/
39!------------------------------------------------------------------------------
40&namdyn_rdgrft  !   Ice ridging/rafting
41!------------------------------------------------------------------------------
42/
43!------------------------------------------------------------------------------
44&namdyn_rhg     !   Ice rheology
45!------------------------------------------------------------------------------
46/
47!------------------------------------------------------------------------------
48&namdyn_adv     !   Ice advection
49!------------------------------------------------------------------------------
50/
51!------------------------------------------------------------------------------
52&namforcing     !   Ice surface forcing
53!------------------------------------------------------------------------------
54/
55!------------------------------------------------------------------------------
56&namthd         !   Ice thermodynamics
57!------------------------------------------------------------------------------
58/
59!------------------------------------------------------------------------------
60&namthd_zdf     !   Ice heat diffusion
61!------------------------------------------------------------------------------
62/
63!------------------------------------------------------------------------------
64&namthd_da      !   Ice lateral melting
65!------------------------------------------------------------------------------
66/
67!------------------------------------------------------------------------------
68&namthd_do      !   Ice growth in open water
69!------------------------------------------------------------------------------
70   rn_hinew         =   0.02          !  thickness for new ice formation in open water (m), must be larger than rn_hnewice
71   ln_frazil        = .true.          !  Frazil ice parameterization (ice collection as a function of wind)
72/
73!------------------------------------------------------------------------------
74&namthd_sal     !   Ice salinity
75!------------------------------------------------------------------------------
76/
77!------------------------------------------------------------------------------
78&namthd_pnd     !   Melt ponds
79!------------------------------------------------------------------------------
80   ln_pnd_H12       = .false.         !  activate evolutive melt ponds (from Holland et al 2012)
81   ln_pnd_CST       = .false.         !  activate constant melt ponds
82   ln_pnd_alb       = .false.         !  melt ponds affect albedo or not
83/
84
85!------------------------------------------------------------------------------
86&namini         !   Ice initialization
87!------------------------------------------------------------------------------
88   ln_iceini        = .false.         !  activate ice initialization (T) or not (F)
89   rn_thres_sst     =   0.5           !  max delta temp. above Tfreeze with initial ice = (sst - tfreeze)
90   rn_hts_ini_n     =   0.1           !  initial real snow thickness (m), North
91   rn_hti_ini_n     =   1.0           !  initial real ice thickness  (m), North
92   rn_ati_ini_n     =   0.9           !  initial ice concentration   (-), North
93   rn_smi_ini_n     =   6.0           !  initial ice salinity     (g/kg), North
94   rn_tmi_ini_n     = 267.            !  initial ice/snw temperature (K), North
95/
96!------------------------------------------------------------------------------
97&namalb         !   albedo parameters
98!------------------------------------------------------------------------------
99/
100!------------------------------------------------------------------------------
101&namdia         !   Diagnostics
102!------------------------------------------------------------------------------
103/
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