[888] | 1 | MODULE sbc_ice |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE sbc_ice *** |
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[2715] | 4 | !! Surface module - LIM-3: parameters & variables defined in memory |
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[888] | 5 | !!====================================================================== |
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[2715] | 6 | !! History : 3.0 ! 2006-08 (G. Madec) Surface module |
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| 7 | !! 3.2 ! 2009-06 (S. Masson) merge with ice_oce |
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[3294] | 8 | !! 3.3.1! 2011-01 (A. R. Porter, STFC Daresbury) dynamical allocation |
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| 9 | !! 3.4 ! 2011-11 (C. Harris) CICE added as an option |
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[888] | 10 | !!---------------------------------------------------------------------- |
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[3294] | 11 | #if defined key_lim3 || defined key_lim2 || defined key_cice |
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[888] | 12 | !!---------------------------------------------------------------------- |
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[2528] | 13 | !! 'key_lim2' or 'key_lim3' : LIM-2 or LIM-3 sea-ice model |
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[888] | 14 | !!---------------------------------------------------------------------- |
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| 15 | USE par_oce ! ocean parameters |
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[4990] | 16 | USE sbc_oce ! surface boundary condition: ocean |
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[1465] | 17 | # if defined key_lim3 |
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[5123] | 18 | USE ice ! LIM-3 parameters |
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[1465] | 19 | # endif |
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| 20 | # if defined key_lim2 |
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[2715] | 21 | USE par_ice_2 ! LIM-2 parameters |
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[4306] | 22 | USE ice_2 |
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[1465] | 23 | # endif |
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[4990] | 24 | # if defined key_cice |
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[3294] | 25 | USE ice_domain_size, only: ncat |
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| 26 | #endif |
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[2715] | 27 | USE lib_mpp ! MPP library |
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| 28 | USE in_out_manager ! I/O manager |
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[888] | 29 | |
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| 30 | IMPLICIT NONE |
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| 31 | PRIVATE |
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| 32 | |
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[2715] | 33 | PUBLIC sbc_ice_alloc ! called in iceini(_2).F90 |
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| 34 | |
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[1465] | 35 | # if defined key_lim2 |
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[2528] | 36 | LOGICAL , PUBLIC, PARAMETER :: lk_lim2 = .TRUE. !: LIM-2 ice model |
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| 37 | LOGICAL , PUBLIC, PARAMETER :: lk_lim3 = .FALSE. !: no LIM-3 |
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[3294] | 38 | LOGICAL , PUBLIC, PARAMETER :: lk_cice = .FALSE. !: no CICE |
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[2528] | 39 | # if defined key_lim2_vp |
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| 40 | CHARACTER(len=1), PUBLIC, PARAMETER :: cp_ice_msh = 'I' !: VP : 'I'-grid ice-velocity (B-grid lower left corner) |
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| 41 | # else |
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| 42 | CHARACTER(len=1), PUBLIC, PARAMETER :: cp_ice_msh = 'C' !: EVP: 'C'-grid ice-velocity |
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| 43 | # endif |
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[1465] | 44 | # endif |
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| 45 | # if defined key_lim3 |
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[2528] | 46 | LOGICAL , PUBLIC, PARAMETER :: lk_lim2 = .FALSE. !: no LIM-2 |
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| 47 | LOGICAL , PUBLIC, PARAMETER :: lk_lim3 = .TRUE. !: LIM-3 ice model |
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[3294] | 48 | LOGICAL , PUBLIC, PARAMETER :: lk_cice = .FALSE. !: no CICE |
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[2528] | 49 | CHARACTER(len=1), PUBLIC, PARAMETER :: cp_ice_msh = 'C' !: 'C'-grid ice-velocity |
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[1465] | 50 | # endif |
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[3294] | 51 | # if defined key_cice |
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| 52 | LOGICAL , PUBLIC, PARAMETER :: lk_lim2 = .FALSE. !: no LIM-2 |
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| 53 | LOGICAL , PUBLIC, PARAMETER :: lk_lim3 = .FALSE. !: no LIM-3 |
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| 54 | LOGICAL , PUBLIC, PARAMETER :: lk_cice = .TRUE. !: CICE ice model |
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| 55 | CHARACTER(len=1), PUBLIC :: cp_ice_msh = 'F' !: 'F'-grid ice-velocity |
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| 56 | # endif |
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[1465] | 57 | |
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[4990] | 58 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: qns_ice !: non solar heat flux over ice [W/m2] |
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| 59 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: qsr_ice !: solar heat flux over ice [W/m2] |
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| 60 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: qla_ice !: latent flux over ice [W/m2] |
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| 61 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: dqla_ice !: latent sensibility over ice [W/m2/K] |
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| 62 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: dqns_ice !: non solar heat flux over ice (LW+SEN+LA) [W/m2/K] |
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| 63 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: tn_ice !: ice surface temperature [K] |
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| 64 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: alb_ice !: ice albedo [-] |
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[888] | 65 | |
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[4990] | 66 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: utau_ice !: atmos-ice u-stress. VP: I-pt ; EVP: U,V-pts [N/m2] |
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| 67 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: vtau_ice !: atmos-ice v-stress. VP: I-pt ; EVP: U,V-pts [N/m2] |
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| 68 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fr1_i0 !: Solar surface transmission parameter, thick ice [-] |
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| 69 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fr2_i0 !: Solar surface transmission parameter, thin ice [-] |
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[5407] | 70 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: emp_ice !: sublimation - precip over sea ice [kg/m2/s] |
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[888] | 71 | |
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[4990] | 72 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: topmelt !: category topmelt |
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| 73 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: botmelt !: category botmelt |
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[1465] | 74 | |
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[5407] | 75 | #if defined key_lim3 |
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| 76 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: evap_ice !: sublimation [kg/m2/s] |
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| 77 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: devap_ice !: sublimation sensitivity [kg/m2/s/K] |
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| 78 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: qns_oce !: non solar heat flux over ocean [W/m2] |
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| 79 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: qsr_oce !: non solar heat flux over ocean [W/m2] |
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| 80 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: qemp_oce !: heat flux of precip and evap over ocean [W/m2] |
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| 81 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: qemp_ice !: heat flux of precip and evap over ice [W/m2] |
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[6498] | 82 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: qevap_ice !: heat flux of evap over ice [W/m2] |
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| 83 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: qprec_ice !: enthalpy of precip over ice [J/m3] |
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[5407] | 84 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: emp_oce !: evap - precip over ocean [kg/m2/s] |
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| 85 | #endif |
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| 86 | #if defined key_lim3 || defined key_lim2 |
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| 87 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: wndm_ice !: wind speed module at T-point [m/s] |
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| 88 | #endif |
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| 89 | |
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[4990] | 90 | #if defined key_cice |
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[3294] | 91 | ! |
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| 92 | ! for consistency with LIM, these are declared with three dimensions |
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| 93 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: qlw_ice !: incoming long-wave |
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| 94 | ! |
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| 95 | ! other forcing arrays are two dimensional |
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| 96 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: ss_iou !: x ice-ocean surface stress at NEMO U point |
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| 97 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: ss_iov !: y ice-ocean surface stress at NEMO V point |
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| 98 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: qatm_ice !: specific humidity |
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| 99 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: wndi_ice !: i wind at T point |
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| 100 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: wndj_ice !: j wind at T point |
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| 101 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: nfrzmlt !: NEMO frzmlt |
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| 102 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fr_iu !: ice fraction at NEMO U point |
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| 103 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fr_iv !: ice fraction at NEMO V point |
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[6488] | 104 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: sstfrz !: sea surface freezing temperature |
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| 105 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: tsfc_ice !: sea-ice surface skin temperature (on categories) |
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| 106 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: kn_ice !: sea-ice surface layer thermal conductivity (on cats) |
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| 107 | |
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[4990] | 108 | ! variables used in the coupled interface |
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| 109 | INTEGER , PUBLIC, PARAMETER :: jpl = ncat |
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| 110 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: u_ice, v_ice ! jpi, jpj |
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[6488] | 111 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: a_p, ht_p ! Meltpond fraction and depth |
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[3294] | 112 | #endif |
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[4990] | 113 | |
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| 114 | #if defined key_lim2 || defined key_cice |
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| 115 | ! already defined in ice.F90 for LIM3 |
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| 116 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: a_i |
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| 117 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: ht_i, ht_s |
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[8384] | 118 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fmdice |
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[4990] | 119 | #endif |
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[3294] | 120 | |
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[5407] | 121 | #if defined key_cice |
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[4990] | 122 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: tatm_ice !: air temperature [K] |
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| 123 | #endif |
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| 124 | |
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| 125 | REAL(wp), PUBLIC, SAVE :: cldf_ice = 0.81 !: cloud fraction over sea ice, summer CLIO value [-] |
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| 126 | |
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[2715] | 127 | !!---------------------------------------------------------------------- |
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| 128 | !! NEMO/OPA 4.0 , NEMO Consortium (2011) |
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[6486] | 129 | !! $Id$ |
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[2715] | 130 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 131 | !!---------------------------------------------------------------------- |
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| 132 | CONTAINS |
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| 133 | |
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| 134 | INTEGER FUNCTION sbc_ice_alloc() |
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| 135 | !!---------------------------------------------------------------------- |
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| 136 | !! *** FUNCTION sbc_ice_alloc *** |
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| 137 | !!---------------------------------------------------------------------- |
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[4990] | 138 | INTEGER :: ierr(5) |
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[4306] | 139 | !!---------------------------------------------------------------------- |
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| 140 | ierr(:) = 0 |
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| 141 | |
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[3294] | 142 | #if defined key_lim3 || defined key_lim2 |
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[2715] | 143 | ALLOCATE( qns_ice (jpi,jpj,jpl) , qsr_ice (jpi,jpj,jpl) , & |
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| 144 | & qla_ice (jpi,jpj,jpl) , dqla_ice(jpi,jpj,jpl) , & |
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[5407] | 145 | & dqns_ice(jpi,jpj,jpl) , tn_ice (jpi,jpj,jpl) , alb_ice (jpi,jpj,jpl) , & |
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| 146 | & utau_ice(jpi,jpj) , vtau_ice(jpi,jpj) , wndm_ice(jpi,jpj) , & |
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[2715] | 147 | & fr1_i0 (jpi,jpj) , fr2_i0 (jpi,jpj) , & |
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[4990] | 148 | #if defined key_lim2 |
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| 149 | & a_i(jpi,jpj,jpl) , & |
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| 150 | #endif |
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[5407] | 151 | #if defined key_lim3 |
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[6498] | 152 | & evap_ice(jpi,jpj,jpl) , devap_ice(jpi,jpj,jpl) , qprec_ice(jpi,jpj) , & |
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| 153 | & qemp_ice(jpi,jpj) , qevap_ice(jpi,jpj,jpl) , qemp_oce (jpi,jpj) , & |
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| 154 | & qns_oce (jpi,jpj) , qsr_oce (jpi,jpj) , emp_oce (jpi,jpj) , & |
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[5407] | 155 | #endif |
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[4990] | 156 | & emp_ice(jpi,jpj) , STAT= ierr(1) ) |
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| 157 | #endif |
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| 158 | |
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| 159 | #if defined key_cice |
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[6488] | 160 | ALLOCATE( qla_ice(jpi,jpj,ncat) , qlw_ice(jpi,jpj,1) , qsr_ice(jpi,jpj,1) , & |
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[3294] | 161 | wndi_ice(jpi,jpj) , tatm_ice(jpi,jpj) , qatm_ice(jpi,jpj) , & |
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| 162 | wndj_ice(jpi,jpj) , nfrzmlt(jpi,jpj) , ss_iou(jpi,jpj) , & |
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| 163 | ss_iov(jpi,jpj) , fr_iu(jpi,jpj) , fr_iv(jpi,jpj) , & |
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[4990] | 164 | a_i(jpi,jpj,ncat) , topmelt(jpi,jpj,ncat) , botmelt(jpi,jpj,ncat) , & |
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[6488] | 165 | sstfrz(jpi,jpj) , STAT= ierr(1) ) |
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| 166 | ! Alex West: Allocating tn_ice with 5 categories. When NEMO is used with CICE, this variable |
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| 167 | ! represents top layer ice temperature, which is multi-category. |
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| 168 | IF( ln_cpl ) ALLOCATE( u_ice(jpi,jpj) , fr1_i0(jpi,jpj) , tn_ice (jpi,jpj,jpl) , & |
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[4990] | 169 | & v_ice(jpi,jpj) , fr2_i0(jpi,jpj) , alb_ice(jpi,jpj,1) , & |
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| 170 | & emp_ice(jpi,jpj) , qns_ice(jpi,jpj,1) , dqns_ice(jpi,jpj,1) , & |
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[6488] | 171 | & a_p(jpi,jpj,jpl) , ht_p(jpi,jpj,jpl) , tsfc_ice(jpi,jpj,jpl) , & |
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| 172 | & kn_ice(jpi,jpj,jpl) , STAT=ierr(2) ) |
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[4990] | 173 | |
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[3294] | 174 | #endif |
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[2715] | 175 | ! |
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[4990] | 176 | #if defined key_cice || defined key_lim2 |
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[5407] | 177 | IF( ln_cpl ) ALLOCATE( ht_i(jpi,jpj,jpl) , ht_s(jpi,jpj,jpl) , STAT=ierr(5) ) |
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[8384] | 178 | IF( ln_cpl ) ALLOCATE( fmdice(jpi,jpj) , STAT=ierr(5) ) |
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[4990] | 179 | #endif |
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| 180 | |
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[4306] | 181 | sbc_ice_alloc = MAXVAL( ierr ) |
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[2715] | 182 | IF( lk_mpp ) CALL mpp_sum ( sbc_ice_alloc ) |
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| 183 | IF( sbc_ice_alloc > 0 ) CALL ctl_warn('sbc_ice_alloc: allocation of arrays failed') |
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| 184 | END FUNCTION sbc_ice_alloc |
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| 185 | |
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[888] | 186 | #else |
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| 187 | !!---------------------------------------------------------------------- |
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[3294] | 188 | !! Default option NO LIM 2.0 or 3.0 or CICE sea-ice model |
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[888] | 189 | !!---------------------------------------------------------------------- |
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[4990] | 190 | USE in_out_manager ! I/O manager |
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[2528] | 191 | LOGICAL , PUBLIC, PARAMETER :: lk_lim2 = .FALSE. !: no LIM-2 ice model |
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| 192 | LOGICAL , PUBLIC, PARAMETER :: lk_lim3 = .FALSE. !: no LIM-3 ice model |
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[3294] | 193 | LOGICAL , PUBLIC, PARAMETER :: lk_cice = .FALSE. !: no CICE ice model |
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[2528] | 194 | CHARACTER(len=1), PUBLIC, PARAMETER :: cp_ice_msh = '-' !: no grid ice-velocity |
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[4990] | 195 | REAL , PUBLIC, PARAMETER :: cldf_ice = 0.81 !: cloud fraction over sea ice, summer CLIO value [-] |
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| 196 | INTEGER , PUBLIC, PARAMETER :: jpl = 1 |
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| 197 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: u_ice, v_ice,fr1_i0,fr2_i0 ! jpi, jpj |
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| 198 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: tn_ice, alb_ice, qns_ice, dqns_ice ! (jpi,jpj,jpl) |
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| 199 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: a_i |
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| 200 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: emp_ice |
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| 201 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: qsr_ice |
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| 202 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: ht_i, ht_s |
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| 203 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: topmelt, botmelt |
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[888] | 204 | #endif |
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| 205 | |
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[1469] | 206 | !!====================================================================== |
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[888] | 207 | END MODULE sbc_ice |
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