1 | MODULE usrdef_istate |
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2 | !!====================================================================== |
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3 | !! *** MODULE usrdef_istate *** |
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4 | !! |
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5 | !! === BENCH configuration === |
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6 | !! |
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7 | !! User defined : set the initial state of a user configuration |
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8 | !!====================================================================== |
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9 | !! History : NEMO ! |
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10 | !!---------------------------------------------------------------------- |
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11 | |
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12 | !!---------------------------------------------------------------------- |
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13 | !! usr_def_istate : initial state in Temperature and salinity |
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14 | !!---------------------------------------------------------------------- |
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15 | USE par_oce ! ocean space and time domain |
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16 | USE dom_oce |
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17 | USE phycst ! physical constants |
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18 | ! |
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19 | USE in_out_manager ! I/O manager |
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20 | USE lib_mpp ! MPP library |
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21 | USE lbclnk ! lateral boundary conditions - mpp exchanges |
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22 | ! |
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23 | USE usrdef_nam |
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24 | |
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25 | IMPLICIT NONE |
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26 | PRIVATE |
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27 | |
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28 | PUBLIC usr_def_istate ! called by istate.F90 |
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29 | PUBLIC usr_def_istate_ssh ! called by domqco.F90 |
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30 | |
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31 | !! * Substitutions |
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32 | # include "do_loop_substitute.h90" |
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33 | !!---------------------------------------------------------------------- |
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34 | !! NEMO/OPA 4.0 , NEMO Consortium (2016) |
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35 | !! $Id$ |
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36 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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37 | !!---------------------------------------------------------------------- |
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38 | CONTAINS |
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39 | |
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40 | SUBROUTINE usr_def_istate( pdept, ptmask, pts, pu, pv ) !!st, pssh ) |
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41 | !!---------------------------------------------------------------------- |
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42 | !! *** ROUTINE usr_def_istate *** |
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43 | !! |
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44 | !! ** Purpose : Initialization of the dynamics and tracers |
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45 | !! Here BENCH configuration |
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46 | !! |
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47 | !! ** Method : Set a gaussian anomaly of pressure and associated |
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48 | !! geostrophic velocities |
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49 | !!---------------------------------------------------------------------- |
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50 | REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT(in ) :: pdept ! depth of t-point [m] |
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51 | REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT(in ) :: ptmask ! t-point ocean mask [m] |
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52 | REAL(wp), DIMENSION(jpi,jpj,jpk,jpts), INTENT( out) :: pts ! T & S fields [Celsius ; g/kg] |
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53 | REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT( out) :: pu ! i-component of the velocity [m/s] |
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54 | REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT( out) :: pv ! j-component of the velocity [m/s] |
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55 | !!st REAL(wp), DIMENSION(jpi,jpj) , INTENT( out) :: pssh ! sea-surface height |
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56 | ! |
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57 | REAL(wp), DIMENSION(jpi,jpj) :: z2d ! 2D workspace |
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58 | REAL(wp) :: zfact |
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59 | INTEGER :: ji, jj, jk |
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60 | INTEGER :: igloi, igloj ! to be removed in the future, see comment bellow |
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61 | !!---------------------------------------------------------------------- |
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62 | ! |
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63 | IF(lwp) WRITE(numout,*) |
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64 | IF(lwp) WRITE(numout,*) 'usr_def_istate : BENCH configuration, analytical definition of initial state' |
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65 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~ ' |
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66 | ! |
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67 | ! define unique value on each point of the inner global domain. z2d ranging from 0.05 to -0.05 |
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68 | ! |
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69 | ! WARNING: to keep compatibility with the trunk that was including periodocity into the input data, |
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70 | ! we must define z2d as bellow. |
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71 | ! Once we decide to forget trunk compatibility, we must simply define z2d as: |
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72 | !!$ DO_2D( 0, 0, 0, 0 ) |
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73 | !!$ z2d(ji,jj) = 0.1 * ( 0.5 - REAL( mig0_oldcmp(ji) + (mjg0_oldcmp(jj)-1) * Ni0glo, wp ) / REAL( Ni0glo * Nj0glo, wp ) ) |
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74 | !!$ END_2D |
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75 | igloi = Ni0glo + 2 * COUNT( (/ jperio == 1 .OR. jperio == 4 .OR. jperio == 6 .OR. jperio == 7 /) ) |
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76 | igloj = Nj0glo + 2 * COUNT( (/ jperio == 2 .OR. jperio == 7 /) ) + 1 * COUNT( (/ jperio >= 4 .AND. jperio <= 6 /) ) |
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77 | DO_2D( 0, 0, 0, 0 ) |
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78 | z2d(ji,jj) = 0.1 * ( 0.5 - REAL( mig0_oldcmp(ji) + (mjg0_oldcmp(jj)-1) * igloi, wp ) / REAL( igloi * igloj, wp ) ) |
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79 | END_2D |
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80 | ! |
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81 | ! sea level: |
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82 | !!st pssh(:,:) = z2d(:,:) ! +/- 0.05 m |
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83 | ! |
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84 | DO_3D( 0, 0, 0, 0, 1, jpkm1 ) |
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85 | zfact = REAL(jk-1,wp) / REAL(jpk-1,wp) ! 0 to 1 to add a basic stratification |
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86 | ! temperature choosen to lead to ~50% ice at the beginning if rn_thres_sst = 0.5 |
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87 | pts(:,:,jk,jp_tem) = 20._wp*z2d(:,:) - 1._wp - 0.5_wp * zfact ! -1 to -1.5 +/-1.0 degG |
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88 | ! salinity: |
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89 | pts(:,:,jk,jp_sal) = 30._wp + 1._wp * zfact + z2d(:,:) ! 30 to 31 +/- 0.05 psu |
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90 | ! velocities: |
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91 | pu(:,:,jk) = z2d(:,:) * 0.1_wp * umask(:,:,jk) ! +/- 0.005 m/s |
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92 | pv(:,:,jk) = z2d(:,:) * 0.01_wp * vmask(:,:,jk) ! +/- 0.0005 m/s |
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93 | END_3D |
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94 | pts(:,:,jpk,:) = 0._wp |
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95 | pu( :,:,jpk ) = 0._wp |
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96 | pv( :,:,jpk ) = 0._wp |
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97 | ! |
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98 | !!st CALL lbc_lnk('usrdef_istate', pssh, 'T', 1. ) ! apply boundary conditions |
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99 | CALL lbc_lnk('usrdef_istate', pts, 'T', 1. ) ! apply boundary conditions |
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100 | CALL lbc_lnk('usrdef_istate', pu, 'U', -1. ) ! apply boundary conditions |
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101 | CALL lbc_lnk('usrdef_istate', pv, 'V', -1. ) ! apply boundary conditions |
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102 | |
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103 | END SUBROUTINE usr_def_istate |
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104 | |
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105 | |
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106 | SUBROUTINE usr_def_istate_ssh( ptmask, pssh ) |
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107 | !!---------------------------------------------------------------------- |
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108 | !! *** ROUTINE usr_def_istate_ssh *** |
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109 | !! |
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110 | !! ** Purpose : Initialization of ssh |
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111 | !! Here BENCH configuration |
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112 | !! |
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113 | !! ** Method : Set ssh |
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114 | !!---------------------------------------------------------------------- |
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115 | REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT(in ) :: ptmask ! t-point ocean mask [m] |
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116 | REAL(wp), DIMENSION(jpi,jpj) , INTENT( out) :: pssh ! sea-surface height [m] |
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117 | ! |
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118 | INTEGER :: ji, jj |
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119 | INTEGER :: igloi, igloj ! to be removed in the future, see usr_def_istate comment |
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120 | !!---------------------------------------------------------------------- |
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121 | ! |
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122 | IF(lwp) WRITE(numout,*) |
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123 | IF(lwp) WRITE(numout,*) 'usr_def_istate_ssh : BENCH configuration, analytical definition of initial ssh' |
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124 | ! |
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125 | igloi = Ni0glo + 2 * COUNT( (/ jperio == 1 .OR. jperio == 4 .OR. jperio == 6 .OR. jperio == 7 /) ) |
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126 | igloj = Nj0glo + 2 * COUNT( (/ jperio == 2 .OR. jperio == 7 /) ) + 1 * COUNT( (/ jperio >= 4 .AND. jperio <= 6 /) ) |
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127 | ! sea level: +/- 0.05 m |
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128 | DO_2D( 0, 0, 0, 0 ) |
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129 | pssh(ji,jj) = 0.1 * ( 0.5 - REAL( mig0_oldcmp(ji) + (mjg0_oldcmp(jj)-1) * igloi, wp ) / REAL( igloi * igloj, wp ) ) |
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130 | END_2D |
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131 | ! |
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132 | CALL lbc_lnk('usrdef_istate', pssh, 'T', 1. ) ! apply boundary conditions |
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133 | ! |
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134 | END SUBROUTINE usr_def_istate_ssh |
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135 | |
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136 | !!====================================================================== |
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137 | END MODULE usrdef_istate |
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