- Timestamp:
- 2017-09-08T19:53:20+02:00 (7 years ago)
- File:
-
- 1 edited
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branches/2017/dev_r8183_ICEMODEL/NEMOGCM/CONFIG/SHARED/namelist_ice_lim3_ref
r8515 r8516 3 3 !! 1 - Generic parameters (namice_run) 4 4 !! 2 - Ice thickness discretization (namice_itd) 5 !! 3 - Ice ridging/rafting (namice_rdgrft) 6 !! 4 - Ice rheology (namice_rhg) 7 !! 5 - Ice advection (namice_adv) 8 !! 6 - Ice thermodynamics (namice_thd) 9 !! 7 - Ice salinity (namice_sal) 10 !! 8 - Ice melt ponds (namice_mp) 11 !! 9 - Ice initialization (namice_ini) 12 !! 10 - Ice/snow albedos (namice_alb) 13 !! 11 - Ice diagnostics (namice_dia) 5 !! 3 - Ice dynamics (namice_dyn) 6 !! 4 - Ice ridging/rafting (namice_rdgrft) 7 !! 5 - Ice rheology (namice_rhg) 8 !! 6 - Ice advection (namice_adv) 9 !! 7 - Ice thermodynamics (namice_thd) 10 !! 8 - Ice salinity (namice_sal) 11 !! 9 - Ice melt ponds (namice_mp) 12 !! 10 - Ice initialization (namice_ini) 13 !! 11 - Ice/snow albedos (namice_alb) 14 !! 12 - Ice diagnostics (namice_dia) 14 15 !!>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 15 16 ! … … 36 37 rn_himean = 2.0 ! expected domain-average ice thickness (m) 37 38 rn_himin = 0.1 ! minimum ice thickness (m) used in remapping 39 / 40 !------------------------------------------------------------------------------ 41 &namice_dyn ! Ice dynamics 42 !------------------------------------------------------------------------------ 43 ln_icedyn = .true. ! ice dynamics (T) or not (F) => DO NOT TOUCH UNLESS U KNOW WHAT U DO 44 nn_icedyn = 2 ! switch for ice dynamics 45 ! 2: total 46 ! 1: advection only (no diffusion, no ridging/rafting) 47 ! 0: advection only (as 1 but with prescribed velocity, bypass rheology) 48 rn_uice = 0.00001 ! prescribed ice u-velocity 49 rn_vice = -0.00001 ! prescribed ice v-velocity 50 rn_ishlat = 2. ! free slip (0) ; partial slip (0-2) ; no slip (2) ; strong slip (>2) 51 rn_cio = 5.0e-03 ! ice-ocean drag coefficient (-) 52 ln_landfast = .false. ! landfast ice parameterization (T or F) 53 rn_gamma = 0.15 ! fraction of ocean depth that ice must reach to initiate landfast 54 ! recommended range: [0.1 ; 0.25] 55 rn_icebfr = 10. ! maximum bottom stress per unit area of contact (N/m2) 56 ! a very large value ensures ice velocity=0 even with a small contact area 57 ! recommended range: ?? (should be greater than atm-ice stress => >0.1 N/m2) 58 rn_lfrelax = 1.e-5 ! relaxation time scale to reach static friction (s-1) 38 59 / 39 60 !------------------------------------------------------------------------------ … … 67 88 &namice_rhg ! Ice rheology 68 89 !------------------------------------------------------------------------------ 69 rn_ishlat = 2. ! free slip (0) ; partial slip (0-2) ; no slip (2) ; strong slip (>2) 70 rn_cio = 5.0e-03 ! ice-ocean drag coefficient (-) 71 rn_creepl = 1.0e-12 ! creep limit (s-1) 72 rn_ecc = 2.0 ! eccentricity of the elliptical yield curve 73 nn_nevp = 120 ! number of EVP subcycles 74 rn_relast = 0.333 ! ratio of elastic timescale to ice time step: Telast = dt_ice * rn_relast 75 ! advised value: 1/3 (rn_nevp=120) or 1/9 (rn_nevp=300) 76 ln_landfast = .false. ! landfast ice parameterization (T or F) 77 rn_gamma = 0.15 ! fraction of ocean depth that ice must reach to initiate landfast 78 ! recommended range: [0.1 ; 0.25] 79 rn_icebfr = 10. ! maximum bottom stress per unit area of contact (N/m2) 80 ! a very large value ensures ice velocity=0 even with a small contact area 81 ! recommended range: ?? (should be greater than atm-ice stress => >0.1 N/m2) 82 rn_lfrelax = 1.e-5 ! relaxation time scale to reach static friction (s-1) 90 ln_rhg_EVP = .true. ! EVP rheology 91 rn_creepl = 1.0e-12 ! creep limit (s-1) 92 rn_ecc = 2.0 ! eccentricity of the elliptical yield curve 93 nn_nevp = 120 ! number of EVP subcycles 94 rn_relast = 0.333 ! ratio of elastic timescale to ice time step: Telast = dt_ice * rn_relast 95 ! advised value: 1/3 (rn_nevp=120) or 1/9 (rn_nevp=300) 83 96 / 84 97 !------------------------------------------------------------------------------ 85 98 &namice_adv ! Ice advection 86 99 !------------------------------------------------------------------------------ 87 ln_icedyn = .true. ! ice dynamics (T) or not (F) => DO NOT TOUCH UNLESS U KNOW WHAT U DO88 nn_icedyn = 2 ! switch for ice dynamics89 ! 2: total90 ! 1: advection only (no diffusion, no ridging/rafting)91 ! 0: advection only (as 1 but with prescribed velocity, bypass rheology)92 rn_uice = 0.00001 ! prescribed ice u-velocity93 rn_vice = -0.00001 ! prescribed ice v-velocity94 ! -- ice_adv -- !95 100 ln_adv_Pra = .false. ! Advection scheme (Prather) 96 101 ln_adv_UMx = .true. ! Advection scheme (Ultimate-Macho)
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