1 | MODULE sbctide |
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2 | !!====================================================================== |
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3 | !! *** MODULE sbctide *** |
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4 | !! Initialization of tidal forcing |
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5 | !!====================================================================== |
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6 | !! History : 9.0 ! 2007 (O. Le Galloudec) Original code |
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7 | !!---------------------------------------------------------------------- |
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8 | USE oce ! ocean dynamics and tracers variables |
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9 | USE dom_oce ! ocean space and time domain |
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10 | USE phycst |
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11 | USE daymod |
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12 | USE dynspg_oce |
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13 | USE tideini |
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14 | ! |
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15 | USE iom |
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16 | USE in_out_manager ! I/O units |
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17 | USE ioipsl ! NetCDF IPSL library |
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18 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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19 | |
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20 | USE yomhook, ONLY: lhook, dr_hook |
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21 | USE parkind1, ONLY: jprb, jpim |
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22 | |
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23 | IMPLICIT NONE |
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24 | PUBLIC |
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25 | |
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26 | REAL(wp), PUBLIC, ALLOCATABLE, DIMENSION(:,:) :: pot_astro ! |
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27 | |
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28 | #if defined key_tide |
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29 | !!---------------------------------------------------------------------- |
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30 | !! 'key_tide' : tidal potential |
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31 | !!---------------------------------------------------------------------- |
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32 | !! sbc_tide : |
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33 | !! tide_init_potential : |
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34 | !!---------------------------------------------------------------------- |
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35 | |
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36 | LOGICAL, PUBLIC, PARAMETER :: lk_tide = .TRUE. |
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37 | REAL(wp), ALLOCATABLE, DIMENSION(:,:,:) :: amp_pot, phi_pot |
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38 | |
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39 | !!---------------------------------------------------------------------- |
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40 | !! NEMO/OPA 3.5 , NEMO Consortium (2013) |
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41 | !! $Id$ |
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42 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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43 | !!---------------------------------------------------------------------- |
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44 | CONTAINS |
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45 | |
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46 | SUBROUTINE sbc_tide( kt ) |
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47 | !!---------------------------------------------------------------------- |
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48 | !! *** ROUTINE sbc_tide *** |
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49 | !!---------------------------------------------------------------------- |
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50 | INTEGER, INTENT( in ) :: kt ! ocean time-step |
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51 | INTEGER :: jk ! dummy loop index |
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52 | INTEGER(KIND=jpim), PARAMETER :: zhook_in = 0 |
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53 | INTEGER(KIND=jpim), PARAMETER :: zhook_out = 1 |
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54 | REAL(KIND=jprb) :: zhook_handle |
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55 | |
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56 | CHARACTER(LEN=*), PARAMETER :: RoutineName='SBC_TIDE' |
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57 | |
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58 | IF (lhook) CALL dr_hook(RoutineName,zhook_in,zhook_handle) |
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59 | |
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60 | !!---------------------------------------------------------------------- |
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61 | |
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62 | IF( nsec_day == NINT(0.5_wp * rdttra(1)) ) THEN ! start a new day |
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63 | ! |
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64 | IF( kt == nit000 ) THEN |
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65 | ALLOCATE( amp_pot(jpi,jpj,nb_harmo), & |
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66 | & phi_pot(jpi,jpj,nb_harmo), pot_astro(jpi,jpj) ) |
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67 | ENDIF |
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68 | ! |
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69 | amp_pot(:,:,:) = 0._wp |
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70 | phi_pot(:,:,:) = 0._wp |
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71 | pot_astro(:,:) = 0._wp |
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72 | ! |
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73 | CALL tide_harmo( omega_tide, v0tide, utide, ftide, ntide, nb_harmo ) |
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74 | ! |
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75 | kt_tide = kt |
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76 | ! |
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77 | IF(lwp) THEN |
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78 | WRITE(numout,*) |
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79 | WRITE(numout,*) 'sbc_tide : Update of the components and (re)Init. the potential at kt=', kt |
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80 | WRITE(numout,*) '~~~~~~~~ ' |
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81 | DO jk = 1, nb_harmo |
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82 | WRITE(numout,*) Wave(ntide(jk))%cname_tide, utide(jk), ftide(jk), v0tide(jk), omega_tide(jk) |
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83 | END DO |
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84 | ENDIF |
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85 | ! |
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86 | IF( ln_tide_pot ) CALL tide_init_potential |
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87 | ! |
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88 | ENDIF |
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89 | ! |
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90 | IF (lhook) CALL dr_hook(RoutineName,zhook_out,zhook_handle) |
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91 | END SUBROUTINE sbc_tide |
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92 | |
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93 | |
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94 | SUBROUTINE tide_init_potential |
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95 | !!---------------------------------------------------------------------- |
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96 | !! *** ROUTINE tide_init_potential *** |
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97 | !!---------------------------------------------------------------------- |
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98 | INTEGER :: ji, jj, jk ! dummy loop indices |
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99 | REAL(wp) :: zcons, ztmp1, ztmp2, zlat, zlon, ztmp, zamp, zcs ! local scalar |
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100 | INTEGER(KIND=jpim), PARAMETER :: zhook_in = 0 |
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101 | INTEGER(KIND=jpim), PARAMETER :: zhook_out = 1 |
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102 | REAL(KIND=jprb) :: zhook_handle |
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103 | |
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104 | CHARACTER(LEN=*), PARAMETER :: RoutineName='TIDE_INIT_POTENTIAL' |
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105 | |
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106 | IF (lhook) CALL dr_hook(RoutineName,zhook_in,zhook_handle) |
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107 | |
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108 | !!---------------------------------------------------------------------- |
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109 | |
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110 | DO jk = 1, nb_harmo |
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111 | zcons = 0.7_wp * Wave(ntide(jk))%equitide * ftide(jk) |
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112 | DO ji = 1, jpi |
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113 | DO jj = 1, jpj |
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114 | ztmp1 = amp_pot(ji,jj,jk) * COS( phi_pot(ji,jj,jk) ) |
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115 | ztmp2 = -amp_pot(ji,jj,jk) * SIN( phi_pot(ji,jj,jk) ) |
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116 | zlat = gphit(ji,jj)*rad !! latitude en radian |
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117 | zlon = glamt(ji,jj)*rad !! longitude en radian |
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118 | ztmp = v0tide(jk) + utide(jk) + Wave(ntide(jk))%nutide * zlon |
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119 | ! le potentiel est composé des effets des astres: |
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120 | IF ( Wave(ntide(jk))%nutide == 1 ) THEN ; zcs = zcons * SIN( 2._wp*zlat ) |
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121 | ELSEIF( Wave(ntide(jk))%nutide == 2 ) THEN ; zcs = zcons * COS( zlat )**2 |
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122 | ELSE ; zcs = 0._wp |
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123 | ENDIF |
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124 | ztmp1 = ztmp1 + zcs * COS( ztmp ) |
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125 | ztmp2 = ztmp2 - zcs * SIN( ztmp ) |
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126 | zamp = SQRT( ztmp1*ztmp1 + ztmp2*ztmp2 ) |
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127 | amp_pot(ji,jj,jk) = zamp |
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128 | phi_pot(ji,jj,jk) = ATAN2( -ztmp2 / MAX( 1.e-10_wp , zamp ) , & |
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129 | & ztmp1 / MAX( 1.e-10_wp, zamp ) ) |
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130 | END DO |
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131 | END DO |
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132 | END DO |
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133 | ! |
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134 | IF (lhook) CALL dr_hook(RoutineName,zhook_out,zhook_handle) |
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135 | END SUBROUTINE tide_init_potential |
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136 | |
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137 | #else |
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138 | !!---------------------------------------------------------------------- |
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139 | !! Default case : Empty module |
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140 | !!---------------------------------------------------------------------- |
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141 | LOGICAL, PUBLIC, PARAMETER :: lk_tide = .FALSE. |
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142 | CONTAINS |
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143 | SUBROUTINE sbc_tide( kt ) ! Empty routine |
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144 | INTEGER , INTENT(in) :: kt ! ocean time-step |
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145 | INTEGER(KIND=jpim), PARAMETER :: zhook_in = 0 |
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146 | INTEGER(KIND=jpim), PARAMETER :: zhook_out = 1 |
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147 | REAL(KIND=jprb) :: zhook_handle |
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148 | |
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149 | CHARACTER(LEN=*), PARAMETER :: RoutineName='SBC_TIDE' |
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150 | |
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151 | IF (lhook) CALL dr_hook(RoutineName,zhook_in,zhook_handle) |
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152 | |
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153 | WRITE(*,*) 'sbc_tide: You should not have seen this print! error?', kt |
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154 | IF (lhook) CALL dr_hook(RoutineName,zhook_out,zhook_handle) |
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155 | END SUBROUTINE sbc_tide |
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156 | #endif |
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157 | |
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158 | !!====================================================================== |
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159 | END MODULE sbctide |
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