1 | MODULE dtadyn |
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2 | !!====================================================================== |
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3 | !! *** MODULE dtadyn *** |
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4 | !! Off-line : interpolation of the physical fields |
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5 | !!====================================================================== |
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6 | !! History : OPA ! 1992-01 (M. Imbard) Original code |
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7 | !! 8.0 ! 1998-04 (L.Bopp MA Foujols) slopes for isopyc. |
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8 | !! - ! 1998-05 (L. Bopp) read output of coupled run |
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9 | !! 8.2 ! 2001-01 (M. Levy et M. Benjelloul) add netcdf FORMAT |
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10 | !! NEMO 1.0 ! 2005-03 (O. Aumont and A. El Moussaoui) F90 |
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11 | !! - ! 2005-12 (C. Ethe) Adapted for DEGINT |
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12 | !! 3.0 ! 2007-06 (C. Ethe) use of iom module |
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13 | !! 3.3 ! 2010-11 (C. Ethe) Full reorganization of the off-line: phasing with the on-line |
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14 | !! 3.4 ! 2011-05 (C. Ethe) Use of fldread |
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15 | !!---------------------------------------------------------------------- |
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16 | |
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17 | !!---------------------------------------------------------------------- |
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18 | !! dta_dyn_init : initialization, namelist read, and SAVEs control |
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19 | !! dta_dyn : Interpolation of the fields |
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20 | !!---------------------------------------------------------------------- |
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21 | USE oce ! ocean dynamics and tracers variables |
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22 | USE c1d ! 1D configuration: lk_c1d |
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23 | USE dom_oce ! ocean domain: variables |
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24 | USE zdf_oce ! ocean vertical physics: variables |
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25 | USE sbc_oce ! surface module: variables |
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26 | USE trc_oce ! share ocean/biogeo variables |
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27 | USE phycst ! physical constants |
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28 | USE trabbl ! active tracer: bottom boundary layer |
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29 | USE ldfslp ! lateral diffusion: iso-neutral slopes |
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30 | USE ldfeiv ! eddy induced velocity coef. |
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31 | USE ldftra_oce ! ocean tracer lateral physics |
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32 | USE zdfmxl ! vertical physics: mixed layer depth |
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33 | USE eosbn2 ! equation of state - Brunt Vaisala frequency |
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34 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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35 | USE zpshde ! z-coord. with partial steps: horizontal derivatives |
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36 | USE in_out_manager ! I/O manager |
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37 | USE iom ! I/O library |
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38 | USE lib_mpp ! distributed memory computing library |
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39 | USE prtctl ! print control |
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40 | USE fldread ! read input fields |
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41 | USE timing ! Timing |
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42 | |
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43 | IMPLICIT NONE |
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44 | PRIVATE |
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45 | |
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46 | PUBLIC dta_dyn_init ! called by opa.F90 |
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47 | PUBLIC dta_dyn ! called by step.F90 |
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48 | |
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49 | CHARACTER(len=100) :: cn_dir = './' !: Root directory for location of ssr files |
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50 | LOGICAL :: ln_dynwzv = .true. !: vertical velocity read in a file (T) or computed from u/v (F) |
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51 | LOGICAL :: ln_dynbbl = .true. !: bbl coef read in a file (T) or computed (F) |
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52 | LOGICAL :: ln_degrad = .false. !: degradation option enabled or not |
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53 | |
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54 | INTEGER , PARAMETER :: jpfld = 19 ! maximum number of files to read |
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55 | INTEGER , SAVE :: jf_tem ! index of temperature |
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56 | INTEGER , SAVE :: jf_sal ! index of salinity |
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57 | INTEGER , SAVE :: jf_uwd ! index of u-wind |
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58 | INTEGER , SAVE :: jf_vwd ! index of v-wind |
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59 | INTEGER , SAVE :: jf_wwd ! index of w-wind |
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60 | INTEGER , SAVE :: jf_avt ! index of Kz |
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61 | INTEGER , SAVE :: jf_mld ! index of mixed layer deptht |
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62 | INTEGER , SAVE :: jf_emp ! index of water flux |
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63 | INTEGER , SAVE :: jf_qsr ! index of solar radiation |
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64 | INTEGER , SAVE :: jf_wnd ! index of wind speed |
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65 | INTEGER , SAVE :: jf_ice ! index of sea ice cover |
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66 | INTEGER , SAVE :: jf_ubl ! index of u-bbl coef |
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67 | INTEGER , SAVE :: jf_vbl ! index of v-bbl coef |
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68 | INTEGER , SAVE :: jf_ahu ! index of u-diffusivity coef |
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69 | INTEGER , SAVE :: jf_ahv ! index of v-diffusivity coef |
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70 | INTEGER , SAVE :: jf_ahw ! index of w-diffusivity coef |
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71 | INTEGER , SAVE :: jf_eiu ! index of u-eiv |
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72 | INTEGER , SAVE :: jf_eiv ! index of v-eiv |
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73 | INTEGER , SAVE :: jf_eiw ! index of w-eiv |
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74 | |
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75 | TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_dyn ! structure of input fields (file informations, fields read) |
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76 | ! ! |
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77 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: wdta ! vertical velocity at 2 time step |
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78 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,: ) :: wnow ! vertical velocity at 2 time step |
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79 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: uslpdta ! zonal isopycnal slopes |
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80 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: vslpdta ! meridional isopycnal slopes |
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81 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: wslpidta ! zonal diapycnal slopes |
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82 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: wslpjdta ! meridional diapycnal slopes |
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83 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: uslpnow ! zonal isopycnal slopes |
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84 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: vslpnow ! meridional isopycnal slopes |
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85 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: wslpinow ! zonal diapycnal slopes |
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86 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: wslpjnow ! meridional diapycnal slopes |
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87 | |
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88 | INTEGER :: nrecprev_tem , nrecprev_uwd |
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89 | |
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90 | !! * Substitutions |
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91 | # include "domzgr_substitute.h90" |
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92 | # include "vectopt_loop_substitute.h90" |
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93 | !!---------------------------------------------------------------------- |
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94 | !! NEMO/OFF 3.3 , NEMO Consortium (2010) |
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95 | !! $Id: dtadyn.F90 3154 2011-11-18 10:02:24Z cetlod $ |
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96 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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97 | !!---------------------------------------------------------------------- |
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98 | CONTAINS |
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99 | |
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100 | SUBROUTINE dta_dyn( kt ) |
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101 | !!---------------------------------------------------------------------- |
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102 | !! *** ROUTINE dta_dyn *** |
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103 | !! |
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104 | !! ** Purpose : Prepares dynamics and physics fields from a NEMO run |
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105 | !! for an off-line simulation of passive tracers |
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106 | !! |
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107 | !! ** Method : calculates the position of data |
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108 | !! - computes slopes if needed |
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109 | !! - interpolates data if needed |
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110 | !!---------------------------------------------------------------------- |
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111 | ! |
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112 | USE oce, ONLY: zts => tsa |
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113 | USE oce, ONLY: zuslp => ua , zvslp => va |
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114 | USE oce, ONLY: zwslpi => rotb , zwslpj => rotn |
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115 | USE oce, ONLY: zu => ub , zv => vb, zw => hdivb |
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116 | ! |
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117 | INTEGER, INTENT(in) :: kt ! ocean time-step index |
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118 | ! |
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119 | INTEGER :: ji, jj ! dummy loop indices |
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120 | INTEGER :: isecsbc ! number of seconds between Jan. 1st 00h of nit000 year and the middle of time step |
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121 | REAL(wp) :: ztinta ! ratio applied to after records when doing time interpolation |
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122 | REAL(wp) :: ztintb ! ratio applied to before records when doing time interpolation |
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123 | INTEGER :: iswap_tem, iswap_uwd ! |
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124 | !!---------------------------------------------------------------------- |
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125 | |
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126 | ! |
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127 | IF( nn_timing == 1 ) CALL timing_start( 'dta_dyn') |
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128 | ! |
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129 | isecsbc = nsec_year + nsec1jan000 |
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130 | ! |
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131 | IF( kt == nit000 ) THEN |
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132 | nrecprev_tem = 0 |
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133 | nrecprev_uwd = 0 |
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134 | ! |
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135 | CALL fld_read( kt, 1, sf_dyn ) !== read data at kt time step ==! |
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136 | ! |
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137 | IF( lk_ldfslp .AND. sf_dyn(jf_tem)%ln_tint ) THEN ! Computes slopes (here avt is used as workspace) |
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138 | zts(:,:,:,jf_tem) = sf_dyn(jf_tem)%fdta(:,:,:,1) * tmask(:,:,:) ! temperature |
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139 | zts(:,:,:,jf_sal) = sf_dyn(jf_sal)%fdta(:,:,:,1) * tmask(:,:,:) ! salinity |
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140 | avt(:,:,:) = sf_dyn(jf_avt)%fdta(:,:,:,1) * tmask(:,:,:) ! vertical diffusive coef. |
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141 | CALL dta_dyn_slp( kt, zts, zuslp, zvslp, zwslpi, zwslpj ) |
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142 | uslpdta (:,:,:,1) = zuslp (:,:,:) |
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143 | vslpdta (:,:,:,1) = zvslp (:,:,:) |
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144 | wslpidta(:,:,:,1) = zwslpi(:,:,:) |
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145 | wslpjdta(:,:,:,1) = zwslpj(:,:,:) |
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146 | ENDIF |
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147 | IF( ln_dynwzv .AND. sf_dyn(jf_uwd)%ln_tint ) THEN ! compute vertical velocity from u/v |
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148 | zu(:,:,:) = sf_dyn(jf_uwd)%fdta(:,:,:,1) |
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149 | zv(:,:,:) = sf_dyn(jf_vwd)%fdta(:,:,:,1) |
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150 | CALL dta_dyn_wzv( zu, zv, zw ) |
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151 | wdta(:,:,:,1) = zw(:,:,:) * tmask(:,:,:) |
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152 | ENDIF |
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153 | ELSE |
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154 | nrecprev_tem = sf_dyn(jf_tem)%nrec_a(2) |
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155 | nrecprev_uwd = sf_dyn(jf_uwd)%nrec_a(2) |
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156 | ! |
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157 | CALL fld_read( kt, 1, sf_dyn ) !== read data at kt time step ==! |
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158 | ! |
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159 | ENDIF |
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160 | ! |
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161 | IF( lk_ldfslp ) THEN ! Computes slopes (here avt is used as workspace) |
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162 | iswap_tem = 0 |
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163 | IF( kt /= nit000 .AND. ( sf_dyn(jf_tem)%nrec_a(2) - nrecprev_tem ) /= 0 ) iswap_tem = 1 |
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164 | IF( ( isecsbc > sf_dyn(jf_tem)%nrec_b(2) .AND. iswap_tem == 1 ) .OR. kt == nit000 ) THEN ! read/update the after data |
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165 | write(numout,*) |
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166 | write(numout,*) ' Compute new slopes at kt = ', kt |
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167 | IF( sf_dyn(jf_tem)%ln_tint ) THEN ! time interpolation of data |
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168 | IF( kt /= nit000 ) THEN |
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169 | uslpdta (:,:,:,1) = uslpdta (:,:,:,2) ! swap the data |
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170 | vslpdta (:,:,:,1) = vslpdta (:,:,:,2) |
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171 | wslpidta(:,:,:,1) = wslpidta(:,:,:,2) |
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172 | wslpjdta(:,:,:,1) = wslpjdta(:,:,:,2) |
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173 | ENDIF |
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174 | ! |
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175 | zts(:,:,:,jf_tem) = sf_dyn(jf_tem)%fdta(:,:,:,2) * tmask(:,:,:) ! temperature |
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176 | zts(:,:,:,jf_sal) = sf_dyn(jf_sal)%fdta(:,:,:,2) * tmask(:,:,:) ! salinity |
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177 | avt(:,:,:) = sf_dyn(jf_avt)%fdta(:,:,:,2) * tmask(:,:,:) ! vertical diffusive coef. |
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178 | CALL dta_dyn_slp( kt, zts, zuslp, zvslp, zwslpi, zwslpj ) |
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179 | ! |
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180 | uslpdta (:,:,:,2) = zuslp (:,:,:) |
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181 | vslpdta (:,:,:,2) = zvslp (:,:,:) |
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182 | wslpidta(:,:,:,2) = zwslpi(:,:,:) |
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183 | wslpjdta(:,:,:,2) = zwslpj(:,:,:) |
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184 | ELSE |
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185 | zts(:,:,:,jf_tem) = sf_dyn(jf_tem)%fnow(:,:,:) * tmask(:,:,:) |
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186 | zts(:,:,:,jf_sal) = sf_dyn(jf_sal)%fnow(:,:,:) * tmask(:,:,:) |
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187 | avt(:,:,:) = sf_dyn(jf_avt)%fnow(:,:,:) * tmask(:,:,:) |
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188 | CALL dta_dyn_slp( kt, zts, zuslp, zvslp, zwslpi, zwslpj ) |
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189 | uslpnow (:,:,:) = zuslp (:,:,:) |
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190 | vslpnow (:,:,:) = zvslp (:,:,:) |
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191 | wslpinow(:,:,:) = zwslpi(:,:,:) |
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192 | wslpjnow(:,:,:) = zwslpj(:,:,:) |
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193 | ENDIF |
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194 | ENDIF |
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195 | IF( sf_dyn(jf_tem)%ln_tint ) THEN |
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196 | ztinta = REAL( isecsbc - sf_dyn(jf_tem)%nrec_b(2), wp ) & |
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197 | & / REAL( sf_dyn(jf_tem)%nrec_a(2) - sf_dyn(jf_tem)%nrec_b(2), wp ) |
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198 | ztintb = 1. - ztinta |
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199 | uslp (:,:,:) = ztintb * uslpdta (:,:,:,1) + ztinta * uslpdta (:,:,:,2) |
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200 | vslp (:,:,:) = ztintb * vslpdta (:,:,:,1) + ztinta * vslpdta (:,:,:,2) |
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201 | wslpi(:,:,:) = ztintb * wslpidta(:,:,:,1) + ztinta * wslpidta(:,:,:,2) |
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202 | wslpj(:,:,:) = ztintb * wslpjdta(:,:,:,1) + ztinta * wslpjdta(:,:,:,2) |
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203 | ELSE |
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204 | uslp (:,:,:) = uslpnow (:,:,:) |
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205 | vslp (:,:,:) = vslpnow (:,:,:) |
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206 | wslpi(:,:,:) = wslpinow(:,:,:) |
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207 | wslpj(:,:,:) = wslpjnow(:,:,:) |
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208 | ENDIF |
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209 | ENDIF |
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210 | ! |
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211 | IF( ln_dynwzv ) THEN ! compute vertical velocity from u/v |
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212 | iswap_uwd = 0 |
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213 | IF( kt /= nit000 .AND. ( sf_dyn(jf_uwd)%nrec_a(2) - nrecprev_uwd ) /= 0 ) iswap_uwd = 1 |
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214 | IF( ( isecsbc > sf_dyn(jf_uwd)%nrec_b(2) .AND. iswap_uwd == 1 ) .OR. kt == nit000 ) THEN ! read/update the after data |
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215 | write(numout,*) |
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216 | write(numout,*) ' Compute new vertical velocity at kt = ', kt |
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217 | write(numout,*) |
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218 | IF( sf_dyn(jf_uwd)%ln_tint ) THEN ! time interpolation of data |
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219 | IF( kt /= nit000 ) THEN |
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220 | wdta(:,:,:,1) = wdta(:,:,:,2) ! swap the data for initialisation |
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221 | ENDIF |
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222 | zu(:,:,:) = sf_dyn(jf_uwd)%fdta(:,:,:,2) |
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223 | zv(:,:,:) = sf_dyn(jf_vwd)%fdta(:,:,:,2) |
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224 | CALL dta_dyn_wzv( zu, zv, zw ) |
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225 | wdta(:,:,:,2) = zw(:,:,:) * tmask(:,:,:) |
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226 | ELSE |
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227 | zu(:,:,:) = sf_dyn(jf_uwd)%fnow(:,:,:) |
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228 | zv(:,:,:) = sf_dyn(jf_vwd)%fnow(:,:,:) |
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229 | CALL dta_dyn_wzv( zu, zv, zw ) |
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230 | wnow(:,:,:) = zw(:,:,:) * tmask(:,:,:) |
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231 | ENDIF |
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232 | ENDIF |
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233 | IF( sf_dyn(jf_uwd)%ln_tint ) THEN |
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234 | ztinta = REAL( isecsbc - sf_dyn(jf_uwd)%nrec_b(2), wp ) & |
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235 | & / REAL( sf_dyn(jf_uwd)%nrec_a(2) - sf_dyn(jf_uwd)%nrec_b(2), wp ) |
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236 | ztintb = 1. - ztinta |
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237 | wn(:,:,:) = ztintb * wdta(:,:,:,1) + ztinta * wdta(:,:,:,2) |
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238 | ELSE |
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239 | wn(:,:,:) = wnow(:,:,:) |
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240 | ENDIF |
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241 | ENDIF |
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242 | ! |
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243 | tsn(:,:,:,jf_tem) = sf_dyn(jf_tem)%fnow(:,:,:) * tmask(:,:,:) ! temperature |
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244 | tsn(:,:,:,jf_sal) = sf_dyn(jf_sal)%fnow(:,:,:) * tmask(:,:,:) ! salinity |
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245 | ! |
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246 | CALL eos( tsn, rhd, rhop ) ! In any case, we need rhop |
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247 | ! |
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248 | avt(:,:,:) = sf_dyn(jf_avt)%fnow(:,:,:) * tmask(:,:,:) ! vertical diffusive coefficient |
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249 | un (:,:,:) = sf_dyn(jf_uwd)%fnow(:,:,:) * umask(:,:,:) ! u-velocity |
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250 | vn (:,:,:) = sf_dyn(jf_vwd)%fnow(:,:,:) * vmask(:,:,:) ! v-velocity |
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251 | IF( .NOT.ln_dynwzv ) & ! w-velocity read in file |
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252 | wn (:,:,:) = sf_dyn(jf_wwd)%fnow(:,:,:) * tmask(:,:,:) |
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253 | hmld(:,:) = sf_dyn(jf_mld)%fnow(:,:,1) * tmask(:,:,1) ! mixed layer depht |
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254 | wndm(:,:) = sf_dyn(jf_wnd)%fnow(:,:,1) * tmask(:,:,1) ! wind speed - needed for gas exchange |
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255 | emp (:,:) = sf_dyn(jf_emp)%fnow(:,:,1) * tmask(:,:,1) ! E-P |
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256 | emps(:,:) = emp(:,:) |
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257 | fr_i(:,:) = sf_dyn(jf_ice)%fnow(:,:,1) * tmask(:,:,1) ! Sea-ice fraction |
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258 | qsr (:,:) = sf_dyn(jf_qsr)%fnow(:,:,1) * tmask(:,:,1) ! solar radiation |
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259 | ! ! bbl diffusive coef |
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260 | #if defined key_trabbl |
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261 | IF( ln_dynbbl ) THEN ! read in a file |
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262 | ahu_bbl(:,:) = sf_dyn(jf_ubl)%fnow(:,:,1) * umask(:,:,1) |
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263 | ahv_bbl(:,:) = sf_dyn(jf_vbl)%fnow(:,:,1) * umask(:,:,1) |
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264 | ELSE ! Compute bbl coefficients if needed |
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265 | tsb(:,:,:,:) = tsn(:,:,:,:) |
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266 | CALL bbl( kt, nit000, 'TRC') |
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267 | END IF |
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268 | #endif |
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269 | #if ! defined key_degrad && defined key_traldf_c2d && defined key_traldf_eiv |
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270 | aeiw(:,:) = sf_dyn(jf_eiw)%fnow(:,:,1) * tmask(:,:,1) ! w-eiv |
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271 | ! ! Computes the horizontal values from the vertical value |
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272 | DO jj = 2, jpjm1 |
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273 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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274 | aeiu(ji,jj) = .5 * ( aeiw(ji,jj) + aeiw(ji+1,jj ) ) ! Average the diffusive coefficient at u- v- points |
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275 | aeiv(ji,jj) = .5 * ( aeiw(ji,jj) + aeiw(ji ,jj+1) ) ! at u- v- points |
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276 | END DO |
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277 | END DO |
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278 | CALL lbc_lnk( aeiu, 'U', 1. ) ; CALL lbc_lnk( aeiv, 'V', 1. ) ! lateral boundary condition |
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279 | #endif |
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280 | |
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281 | #if defined key_degrad |
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282 | ! ! degrad option : diffusive and eiv coef are 3D |
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283 | ahtu(:,:,:) = sf_dyn(jf_ahu)%fnow(:,:,:) * umask(:,:,:) |
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284 | ahtv(:,:,:) = sf_dyn(jf_ahv)%fnow(:,:,:) * umask(:,:,:) |
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285 | ahtw(:,:,:) = sf_dyn(jf_ahw)%fnow(:,:,:) * umask(:,:,:) |
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286 | # if defined key_traldf_eiv |
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287 | aeiu(:,:,:) = sf_dyn(jf_eiu)%fnow(:,:,:) * umask(:,:,:) |
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288 | aeiv(:,:,:) = sf_dyn(jf_eiv)%fnow(:,:,:) * umask(:,:,:) |
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289 | aeiw(:,:,:) = sf_dyn(jf_eiw)%fnow(:,:,:) * umask(:,:,:) |
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290 | # endif |
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291 | #endif |
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292 | ! |
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293 | IF(ln_ctl) THEN ! print control |
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294 | CALL prt_ctl(tab3d_1=tsn(:,:,:,jf_tem), clinfo1=' tn - : ', mask1=tmask, ovlap=1, kdim=jpk ) |
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295 | CALL prt_ctl(tab3d_1=tsn(:,:,:,jf_sal), clinfo1=' sn - : ', mask1=tmask, ovlap=1, kdim=jpk ) |
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296 | CALL prt_ctl(tab3d_1=un , clinfo1=' un - : ', mask1=tmask, ovlap=1, kdim=jpk ) |
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297 | CALL prt_ctl(tab3d_1=vn , clinfo1=' vn - : ', mask1=tmask, ovlap=1, kdim=jpk ) |
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298 | CALL prt_ctl(tab3d_1=wn , clinfo1=' wn - : ', mask1=tmask, ovlap=1, kdim=jpk ) |
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299 | CALL prt_ctl(tab3d_1=avt , clinfo1=' kz - : ', mask1=tmask, ovlap=1, kdim=jpk ) |
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300 | CALL prt_ctl(tab2d_1=fr_i , clinfo1=' fr_i - : ', mask1=tmask, ovlap=1 ) |
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301 | CALL prt_ctl(tab2d_1=hmld , clinfo1=' hmld - : ', mask1=tmask, ovlap=1 ) |
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302 | CALL prt_ctl(tab2d_1=emps , clinfo1=' emps - : ', mask1=tmask, ovlap=1 ) |
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303 | CALL prt_ctl(tab2d_1=wndm , clinfo1=' wspd - : ', mask1=tmask, ovlap=1 ) |
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304 | CALL prt_ctl(tab2d_1=qsr , clinfo1=' qsr - : ', mask1=tmask, ovlap=1 ) |
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305 | ENDIF |
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306 | ! |
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307 | IF( nn_timing == 1 ) CALL timing_stop( 'dta_dyn') |
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308 | ! |
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309 | END SUBROUTINE dta_dyn |
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310 | |
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311 | |
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312 | SUBROUTINE dta_dyn_init |
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313 | !!---------------------------------------------------------------------- |
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314 | !! *** ROUTINE dta_dyn_init *** |
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315 | !! |
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316 | !! ** Purpose : Initialisation of the dynamical data |
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317 | !! ** Method : - read the data namdta_dyn namelist |
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318 | !! |
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319 | !! ** Action : - read parameters |
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320 | !!---------------------------------------------------------------------- |
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321 | INTEGER :: ierr, ierr0, ierr1, ierr2, ierr3 ! return error code |
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322 | INTEGER :: ifpr ! dummy loop indice |
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323 | INTEGER :: jfld ! dummy loop arguments |
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324 | INTEGER :: inum, idv, idimv ! local integer |
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325 | !! |
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326 | CHARACTER(len=100) :: cn_dir ! Root directory for location of core files |
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327 | TYPE(FLD_N), DIMENSION(jpfld) :: slf_d ! array of namelist informations on the fields to read |
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328 | TYPE(FLD_N) :: sn_tem, sn_sal, sn_mld, sn_emp, sn_ice, sn_qsr, sn_wnd ! informations about the fields to be read |
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329 | TYPE(FLD_N) :: sn_uwd, sn_vwd, sn_wwd, sn_avt, sn_ubl, sn_vbl ! " " |
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330 | TYPE(FLD_N) :: sn_ahu, sn_ahv, sn_ahw, sn_eiu, sn_eiv, sn_eiw ! " " |
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331 | ! |
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332 | NAMELIST/namdta_dyn/cn_dir, ln_dynwzv, ln_dynbbl, ln_degrad, & |
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333 | & sn_tem, sn_sal, sn_mld, sn_emp, sn_ice, sn_qsr, sn_wnd, & |
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334 | & sn_uwd, sn_vwd, sn_wwd, sn_avt, sn_ubl, sn_vbl, & |
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335 | & sn_ahu, sn_ahv, sn_ahw, sn_eiu, sn_eiv, sn_eiw |
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336 | |
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337 | !!---------------------------------------------------------------------- |
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338 | ! ! ============ |
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339 | ! ! Namelist |
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340 | ! ! ============ |
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341 | ! (NB: frequency positive => hours, negative => months) |
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342 | ! ! file ! frequency ! variable ! time intep ! clim ! 'yearly' or ! weights ! rotation ! |
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343 | ! ! name ! (hours) ! name ! (T/F) ! (T/F) ! 'monthly' ! filename ! pairs ! |
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344 | sn_tem = FLD_N( 'dyna_grid_T' , 120 , 'votemper' , .true. , .true. , 'yearly' , '' , '' ) |
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345 | sn_sal = FLD_N( 'dyna_grid_T' , 120 , 'vosaline' , .true. , .true. , 'yearly' , '' , '' ) |
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346 | sn_mld = FLD_N( 'dyna_grid_T' , 120 , 'somixght' , .true. , .true. , 'yearly' , '' , '' ) |
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347 | sn_emp = FLD_N( 'dyna_grid_T' , 120 , 'sowaflcd' , .true. , .true. , 'yearly' , '' , '' ) |
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348 | sn_ice = FLD_N( 'dyna_grid_T' , 120 , 'soicecov' , .true. , .true. , 'yearly' , '' , '' ) |
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349 | sn_qsr = FLD_N( 'dyna_grid_T' , 120 , 'soshfldo' , .true. , .true. , 'yearly' , '' , '' ) |
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350 | sn_wnd = FLD_N( 'dyna_grid_T' , 120 , 'sowindsp' , .true. , .true. , 'yearly' , '' , '' ) |
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351 | sn_uwd = FLD_N( 'dyna_grid_U' , 120 , 'vozocrtx' , .true. , .true. , 'yearly' , '' , '' ) |
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352 | sn_vwd = FLD_N( 'dyna_grid_V' , 120 , 'vomecrty' , .true. , .true. , 'yearly' , '' , '' ) |
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353 | sn_wwd = FLD_N( 'dyna_grid_W' , 120 , 'vovecrtz' , .true. , .true. , 'yearly' , '' , '' ) |
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354 | sn_avt = FLD_N( 'dyna_grid_W' , 120 , 'votkeavt' , .true. , .true. , 'yearly' , '' , '' ) |
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355 | sn_ubl = FLD_N( 'dyna_grid_U' , 120 , 'sobblcox' , .true. , .true. , 'yearly' , '' , '' ) |
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356 | sn_vbl = FLD_N( 'dyna_grid_V' , 120 , 'sobblcoy' , .true. , .true. , 'yearly' , '' , '' ) |
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357 | sn_ahu = FLD_N( 'dyna_grid_U' , 120 , 'vozoahtu' , .true. , .true. , 'yearly' , '' , '' ) |
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358 | sn_ahv = FLD_N( 'dyna_grid_V' , 120 , 'vomeahtv' , .true. , .true. , 'yearly' , '' , '' ) |
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359 | sn_ahw = FLD_N( 'dyna_grid_W' , 120 , 'voveahtz' , .true. , .true. , 'yearly' , '' , '' ) |
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360 | sn_eiu = FLD_N( 'dyna_grid_U' , 120 , 'vozoaeiu' , .true. , .true. , 'yearly' , '' , '' ) |
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361 | sn_eiv = FLD_N( 'dyna_grid_V' , 120 , 'vomeaeiv' , .true. , .true. , 'yearly' , '' , '' ) |
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362 | sn_eiw = FLD_N( 'dyna_grid_W' , 120 , 'voveaeiw' , .true. , .true. , 'yearly' , '' , '' ) |
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363 | ! |
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364 | REWIND( numnam ) ! read in namlist namdta_dyn |
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365 | READ ( numnam, namdta_dyn ) |
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366 | ! ! store namelist information in an array |
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367 | ! ! Control print |
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368 | IF(lwp) THEN |
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369 | WRITE(numout,*) |
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370 | WRITE(numout,*) 'dta_dyn : offline dynamics ' |
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371 | WRITE(numout,*) '~~~~~~~ ' |
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372 | WRITE(numout,*) ' Namelist namdta_dyn' |
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373 | WRITE(numout,*) ' vertical velocity read from file (T) or computed (F) ln_dynwzv = ', ln_dynwzv |
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374 | WRITE(numout,*) ' bbl coef read from file (T) or computed (F) ln_dynbbl = ', ln_dynbbl |
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375 | WRITE(numout,*) ' degradation option enabled (T) or not (F) ln_degrad = ', ln_degrad |
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376 | WRITE(numout,*) |
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377 | ENDIF |
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378 | ! |
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379 | IF( ln_degrad .AND. .NOT.lk_degrad ) THEN |
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380 | CALL ctl_warn( 'dta_dyn_init: degradation option requires key_degrad activated ; force ln_degrad to false' ) |
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381 | ln_degrad = .FALSE. |
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382 | ENDIF |
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383 | IF( ln_dynbbl .AND. .NOT.lk_trabbl ) THEN |
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384 | CALL ctl_warn( 'dta_dyn_init: bbl option requires key_trabbl activated ; force ln_dynbbl to false' ) |
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385 | ln_dynbbl = .FALSE. |
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386 | ENDIF |
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387 | |
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388 | jf_tem = 1 ; jf_sal = 2 ; jf_mld = 3 ; jf_emp = 4 ; jf_ice = 5 ; jf_qsr = 6 |
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389 | jf_wnd = 7 ; jf_uwd = 8 ; jf_vwd = 9 ; jf_wwd = 10 ; jf_avt = 11 ; jfld = 11 |
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390 | ! |
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391 | slf_d(jf_tem) = sn_tem ; slf_d(jf_sal) = sn_sal ; slf_d(jf_mld) = sn_mld |
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392 | slf_d(jf_emp) = sn_emp ; slf_d(jf_ice) = sn_ice ; slf_d(jf_qsr) = sn_qsr |
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393 | slf_d(jf_wnd) = sn_wnd ; slf_d(jf_uwd) = sn_uwd ; slf_d(jf_vwd) = sn_vwd |
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394 | slf_d(jf_wwd) = sn_wwd ; slf_d(jf_avt) = sn_avt |
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395 | ! |
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396 | IF( .NOT.ln_degrad ) THEN ! no degrad option |
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397 | IF( lk_traldf_eiv .AND. ln_dynbbl ) THEN ! eiv & bbl |
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398 | jf_ubl = 12 ; jf_vbl = 13 ; jf_eiw = 14 ; jfld = 14 |
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399 | slf_d(jf_ubl) = sn_ubl ; slf_d(jf_vbl) = sn_vbl ; slf_d(jf_eiw) = sn_eiw |
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400 | ENDIF |
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401 | IF( .NOT.lk_traldf_eiv .AND. ln_dynbbl ) THEN ! no eiv & bbl |
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402 | jf_ubl = 12 ; jf_vbl = 13 ; jfld = 13 |
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403 | slf_d(jf_ubl) = sn_ubl ; slf_d(jf_vbl) = sn_vbl |
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404 | ENDIF |
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405 | IF( lk_traldf_eiv .AND. .NOT.ln_dynbbl ) THEN ! eiv & no bbl |
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406 | jf_eiw = 12 ; jfld = 12 ; slf_d(jf_eiw) = sn_eiw |
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407 | ENDIF |
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408 | ELSE |
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409 | jf_ahu = 12 ; jf_ahv = 13 ; jf_ahw = 14 ; jfld = 14 |
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410 | slf_d(jf_ahu) = sn_ahu ; slf_d(jf_ahv) = sn_ahv ; slf_d(jf_ahw) = sn_ahw |
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411 | IF( lk_traldf_eiv .AND. ln_dynbbl ) THEN ! eiv & bbl |
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412 | jf_ubl = 15 ; jf_vbl = 16 |
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413 | slf_d(jf_ubl) = sn_ubl ; slf_d(jf_vbl) = sn_vbl |
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414 | jf_eiu = 17 ; jf_eiv = 18 ; jf_eiw = 19 ; jfld = 19 |
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415 | slf_d(jf_eiu) = sn_eiu ; slf_d(jf_eiv) = sn_eiv ; slf_d(jf_eiw) = sn_eiw |
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416 | ENDIF |
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417 | IF( .NOT.lk_traldf_eiv .AND. ln_dynbbl ) THEN ! no eiv & bbl |
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418 | jf_ubl = 15 ; jf_vbl = 16 ; jfld = 16 |
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419 | slf_d(jf_ubl) = sn_ubl ; slf_d(jf_vbl) = sn_vbl |
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420 | ENDIF |
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421 | IF( lk_traldf_eiv .AND. .NOT.ln_dynbbl ) THEN ! eiv & no bbl |
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422 | jf_eiu = 15 ; jf_eiv = 16 ; jf_eiw = 17 ; jfld = 17 |
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423 | slf_d(jf_eiu) = sn_eiu ; slf_d(jf_eiv) = sn_eiv ; slf_d(jf_eiw) = sn_eiw |
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424 | ENDIF |
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425 | ENDIF |
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426 | |
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427 | ALLOCATE( sf_dyn(jfld), STAT=ierr ) ! set sf structure |
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428 | IF( ierr > 0 ) THEN |
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429 | CALL ctl_stop( 'dta_dyn: unable to allocate sf structure' ) ; RETURN |
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430 | ENDIF |
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431 | ! Open file for each variable to get his number of dimension |
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432 | DO ifpr = 1, jfld |
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433 | CALL iom_open( slf_d(ifpr)%clname, inum ) |
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434 | idv = iom_varid( inum , slf_d(ifpr)%clvar ) ! id of the variable sdjf%clvar |
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435 | idimv = iom_file ( inum )%ndims(idv) ! number of dimension for variable sdjf%clvar |
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436 | IF( inum /= 0 ) CALL iom_close( inum ) ! close file if already open |
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437 | IF( idimv == 3 ) THEN ! 2D variable |
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438 | ALLOCATE( sf_dyn(ifpr)%fnow(jpi,jpj,1) , STAT=ierr0 ) |
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439 | IF( slf_d(ifpr)%ln_tint ) ALLOCATE( sf_dyn(ifpr)%fdta(jpi,jpj,1,2) , STAT=ierr1 ) |
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440 | ELSE ! 3D variable |
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441 | ALLOCATE( sf_dyn(ifpr)%fnow(jpi,jpj,jpk) , STAT=ierr0 ) |
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442 | IF( slf_d(ifpr)%ln_tint ) ALLOCATE( sf_dyn(ifpr)%fdta(jpi,jpj,jpk,2), STAT=ierr1 ) |
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443 | ENDIF |
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444 | IF( ierr0 + ierr1 > 0 ) THEN |
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445 | CALL ctl_stop( 'dta_dyn_init : unable to allocate sf_dyn array structure' ) ; RETURN |
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446 | ENDIF |
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447 | END DO |
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448 | ! ! fill sf with slf_i and control print |
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449 | CALL fld_fill( sf_dyn, slf_d, cn_dir, 'dta_dyn_init', 'Data in file', 'namdta_dyn' ) |
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450 | ! |
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451 | IF( lk_ldfslp ) THEN ! slopes |
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452 | IF( sf_dyn(jf_tem)%ln_tint ) THEN ! time interpolation |
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453 | ALLOCATE( uslpdta (jpi,jpj,jpk,2), vslpdta (jpi,jpj,jpk,2), & |
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454 | & wslpidta(jpi,jpj,jpk,2), wslpjdta(jpi,jpj,jpk,2), STAT=ierr2 ) |
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455 | ELSE |
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456 | ALLOCATE( uslpnow (jpi,jpj,jpk) , vslpnow (jpi,jpj,jpk) , & |
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457 | & wslpinow(jpi,jpj,jpk) , wslpjnow(jpi,jpj,jpk) , STAT=ierr2 ) |
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458 | ENDIF |
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459 | IF( ierr2 > 0 ) THEN |
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460 | CALL ctl_stop( 'dta_dyn_init : unable to allocate slope arrays' ) ; RETURN |
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461 | ENDIF |
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462 | ENDIF |
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463 | IF( ln_dynwzv ) THEN ! slopes |
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464 | IF( sf_dyn(jf_uwd)%ln_tint ) THEN ! time interpolation |
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465 | ALLOCATE( wdta(jpi,jpj,jpk,2), STAT=ierr3 ) |
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466 | ELSE |
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467 | ALLOCATE( wnow(jpi,jpj,jpk) , STAT=ierr3 ) |
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468 | ENDIF |
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469 | IF( ierr3 > 0 ) THEN |
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470 | CALL ctl_stop( 'dta_dyn_init : unable to allocate wdta arrays' ) ; RETURN |
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471 | ENDIF |
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472 | ENDIF |
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473 | ! |
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474 | CALL dta_dyn( nit000 ) |
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475 | ! |
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476 | END SUBROUTINE dta_dyn_init |
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477 | |
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478 | SUBROUTINE dta_dyn_wzv( pu, pv, pw ) |
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479 | !!---------------------------------------------------------------------- |
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480 | !! *** ROUTINE wzv *** |
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481 | !! |
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482 | !! ** Purpose : Compute the now vertical velocity after the array swap |
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483 | !! |
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484 | !! ** Method : - compute the now divergence given by : |
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485 | !! * z-coordinate ONLY !!!! |
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486 | !! hdiv = 1/(e1t*e2t) [ di(e2u u) + dj(e1v v) ] |
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487 | !! - Using the incompressibility hypothesis, the vertical |
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488 | !! velocity is computed by integrating the horizontal divergence |
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489 | !! from the bottom to the surface. |
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490 | !! The boundary conditions are w=0 at the bottom (no flux). |
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491 | !!---------------------------------------------------------------------- |
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492 | USE oce, ONLY: zhdiv => hdivn |
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493 | ! |
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494 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in ) :: pu, pv !: horizontal velocities |
---|
495 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT( out) :: pw !: vertical velocity |
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496 | !! |
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497 | INTEGER :: ji, jj, jk |
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498 | REAL(wp) :: zu, zu1, zv, zv1, zet |
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499 | !!---------------------------------------------------------------------- |
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500 | ! |
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501 | ! Computation of vertical velocity using horizontal divergence |
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502 | zhdiv(:,:,:) = 0._wp |
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503 | DO jk = 1, jpkm1 |
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504 | DO jj = 2, jpjm1 |
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505 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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506 | zu = pu(ji ,jj ,jk) * umask(ji ,jj ,jk) * e2u(ji ,jj ) * fse3u(ji ,jj ,jk) |
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507 | zu1 = pu(ji-1,jj ,jk) * umask(ji-1,jj ,jk) * e2u(ji-1,jj ) * fse3u(ji-1,jj ,jk) |
---|
508 | zv = pv(ji ,jj ,jk) * vmask(ji ,jj ,jk) * e1v(ji ,jj ) * fse3v(ji ,jj ,jk) |
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509 | zv1 = pv(ji ,jj-1,jk) * vmask(ji ,jj-1,jk) * e1v(ji ,jj-1) * fse3v(ji ,jj-1,jk) |
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510 | zet = 1. / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
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511 | zhdiv(ji,jj,jk) = ( zu - zu1 + zv - zv1 ) * zet |
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512 | END DO |
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513 | END DO |
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514 | END DO |
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515 | CALL lbc_lnk( zhdiv, 'T', 1. ) ! Lateral boundary conditions on zhdiv |
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516 | ! |
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517 | ! computation of vertical velocity from the bottom |
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518 | pw(:,:,jpk) = 0._wp |
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519 | DO jk = jpkm1, 1, -1 |
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520 | pw(:,:,jk) = pw(:,:,jk+1) - fse3t(:,:,jk) * zhdiv(:,:,jk) |
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521 | END DO |
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522 | ! |
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523 | END SUBROUTINE dta_dyn_wzv |
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524 | |
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525 | SUBROUTINE dta_dyn_slp( kt, pts, puslp, pvslp, pwslpi, pwslpj ) |
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526 | !!--------------------------------------------------------------------- |
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527 | !! *** ROUTINE dta_dyn_slp *** |
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528 | !! |
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529 | !! ** Purpose : Computation of slope |
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530 | !! |
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531 | !!--------------------------------------------------------------------- |
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532 | INTEGER , INTENT(in ) :: kt ! time step |
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533 | REAL(wp), DIMENSION(jpi,jpj,jpk,jpts), INTENT(in ) :: pts ! temperature/salinity |
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534 | REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT(out) :: puslp ! zonal isopycnal slopes |
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535 | REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT(out) :: pvslp ! meridional isopycnal slopes |
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536 | REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT(out) :: pwslpi ! zonal diapycnal slopes |
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537 | REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT(out) :: pwslpj ! meridional diapycnal slopes |
---|
538 | !! |
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539 | #if defined key_ldfslp && ! defined key_c1d |
---|
540 | CALL eos( pts, rhd, rhop ) ! Time-filtered in situ density |
---|
541 | CALL bn2( pts, rn2 ) ! before Brunt-Vaisala frequency |
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542 | IF( ln_zps ) & |
---|
543 | & CALL zps_hde( kt, jpts, pts, gtsu, gtsv, rhd, gru, grv ) ! Partial steps: before Horizontal DErivative |
---|
544 | ! ! of t, s, rd at the bottom ocean level |
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545 | CALL zdf_mxl( kt ) ! mixed layer depth |
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546 | CALL ldf_slp( kt, rhd, rn2 ) ! slopes |
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547 | puslp (:,:,:) = uslp (:,:,:) |
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548 | pvslp (:,:,:) = vslp (:,:,:) |
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549 | pwslpi(:,:,:) = wslpi(:,:,:) |
---|
550 | pwslpj(:,:,:) = wslpj(:,:,:) |
---|
551 | #else |
---|
552 | WRITE(*,*) 'dta_dyn_slp: You should not have seen this print! error?', & |
---|
553 | & kt, pts(1,1,1,1),puslp(1,1,1), pvslp(1,1,1), pwslpi(1,1,1), pwslpj(1,1,1) |
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554 | #endif |
---|
555 | ! |
---|
556 | END SUBROUTINE dta_dyn_slp |
---|
557 | !!====================================================================== |
---|
558 | END MODULE dtadyn |
---|