1 | MODULE compute_caldyn_vert_mod |
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2 | USE prec, ONLY : rstd |
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3 | USE caldyn_vars_mod |
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4 | USE grid_param |
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5 | USE disvert_mod |
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6 | USE omp_para |
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7 | USE trace |
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8 | IMPLICIT NONE |
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9 | PRIVATE |
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10 | SAVE |
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11 | |
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12 | PUBLIC :: compute_caldyn_vert_manual, & |
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13 | compute_caldyn_vert_hex |
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14 | CONTAINS |
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15 | |
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16 | #ifdef BEGIN_DYSL |
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17 | |
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18 | KERNEL(caldyn_wflux) |
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19 | SEQUENCE_C0 |
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20 | BODY('llm-1,1,-1') |
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21 | ! cumulate mass flux convergence from top to bottom |
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22 | convm(CELL) = convm(CELL) + convm(UP(CELL)) |
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23 | END_BLOCK |
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24 | EPILOGUE(1) |
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25 | dmass_col(HIDX(CELL)) = convm(CELL) |
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26 | END_BLOCK |
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27 | BODY('2,llm') |
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28 | ! Compute vertical mass flux (l=1,llm+1 set to zero at init) |
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29 | wflux(CELL) = mass_bl(CELL) * dmass_col(HIDX(CELL)) - convm(CELL) |
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30 | END_BLOCK |
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31 | END_BLOCK |
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32 | ! make sure wflux is up to date |
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33 | BARRIER |
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34 | END_BLOCK |
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35 | |
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36 | KERNEL(caldyn_dmass) |
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37 | FORALL_CELLS() |
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38 | ON_PRIMAL |
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39 | convm(CELL) = mass_dbk(CELL) * dmass_col(HIDX(CELL)) |
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40 | END_BLOCK |
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41 | END_BLOCK |
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42 | END_BLOCK |
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43 | |
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44 | KERNEL(caldyn_vert) |
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45 | DO iq=1,nqdyn |
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46 | FORALL_CELLS('2', 'llm') |
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47 | ON_PRIMAL |
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48 | dtheta_rhodz(CELL,iq) = dtheta_rhodz(CELL,iq) + 0.5*(theta(CELL,iq)+theta(DOWN(CELL),iq))*wflux(CELL) |
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49 | END_BLOCK |
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50 | END_BLOCK |
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51 | FORALL_CELLS('1', 'llm-1') |
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52 | ON_PRIMAL |
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53 | dtheta_rhodz(CELL,iq) = dtheta_rhodz(CELL,iq) - 0.5*(theta(CELL,iq)+theta(UP(CELL),iq))*wflux(UP(CELL)) |
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54 | END_BLOCK |
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55 | END_BLOCK |
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56 | END DO |
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57 | |
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58 | IF(caldyn_vert_variant == caldyn_vert_cons) THEN |
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59 | ! conservative vertical transport of momentum : (F/m)du/deta = 1/m (d/deta(Fu)-u.dF/deta) |
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60 | FORALL_CELLS('2','llm') |
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61 | ON_EDGES |
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62 | wwuu(EDGE) = .25*(wflux(CELL1)+wflux(CELL2))*(u(EDGE)+u(DOWN(EDGE))) ! Fu |
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63 | END_BLOCK |
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64 | END_BLOCK |
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65 | ! make sure wwuu is up to date |
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66 | BARRIER |
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67 | |
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68 | FORALL_CELLS() |
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69 | ON_EDGES |
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70 | dFu_deta = wwuu(UP(EDGE))-wwuu(EDGE) ! d/deta (F*u) |
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71 | dF_deta = .5*(wflux(UP(CELL1))+wflux(UP(CELL2))-(wflux(CELL1)+wflux(CELL2))) ! d/deta(F) |
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72 | du(EDGE) = du(EDGE) - (dFu_deta-u(EDGE)*dF_deta) / (.5*(rhodz(CELL1)+rhodz(CELL2))) ! (F/m)du/deta |
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73 | END_BLOCK |
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74 | END_BLOCK |
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75 | ELSE |
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76 | FORALL_CELLS('2','llm') |
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77 | ON_EDGES |
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78 | wwuu(EDGE) = .5*(wflux(CELL1)+wflux(CELL2))*(u(EDGE)-u(DOWN(EDGE))) |
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79 | END_BLOCK |
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80 | END_BLOCK |
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81 | |
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82 | ! make sure wwuu is up to date |
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83 | BARRIER |
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84 | |
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85 | FORALL_CELLS() |
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86 | ON_EDGES |
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87 | du(EDGE) = du(EDGE) - (wwuu(EDGE)+wwuu(UP(EDGE))) / (rhodz(CELL1)+rhodz(CELL2)) |
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88 | END_BLOCK |
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89 | END_BLOCK |
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90 | END IF |
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91 | END_BLOCK |
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92 | |
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93 | #endif END_DYSL |
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94 | |
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95 | SUBROUTINE compute_caldyn_vert_hex(u,theta,rhodz,convm, wflux,wwuu, dps,dtheta_rhodz,du) |
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96 | REAL(rstd),INTENT(IN) :: u(iim*3*jjm,llm) |
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97 | REAL(rstd),INTENT(IN) :: theta(iim*jjm,llm,nqdyn) |
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98 | REAL(rstd),INTENT(IN) :: rhodz(iim*jjm,llm) |
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99 | REAL(rstd),INTENT(INOUT) :: convm(iim*jjm,llm) ! mass flux convergence |
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100 | REAL(rstd),INTENT(INOUT) :: wflux(iim*jjm,llm+1) ! vertical mass flux (kg/m2/s) |
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101 | REAL(rstd),INTENT(INOUT) :: wwuu(iim*3*jjm,llm+1) |
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102 | REAL(rstd),INTENT(INOUT) :: du(iim*3*jjm,llm) |
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103 | REAL(rstd),INTENT(INOUT) :: dtheta_rhodz(iim*jjm,llm,nqdyn) |
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104 | REAL(rstd),INTENT(OUT) :: dps(iim*jjm) |
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105 | |
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106 | ! temporary variable |
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107 | INTEGER :: i,j,ij,l,iq |
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108 | REAL(rstd) :: p_ik, exner_ik, dF_deta, dFu_deta |
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109 | INTEGER :: ij_omp_begin, ij_omp_end |
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110 | |
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111 | CALL trace_start("compute_caldyn_vert") |
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112 | |
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113 | !$OMP BARRIER |
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114 | |
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115 | CALL distrib_level(ij_begin,ij_end, ij_omp_begin,ij_omp_end) |
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116 | |
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117 | #define mass_bl(ij,l) bp(l) |
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118 | #define dmass_col(ij) dps(ij) |
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119 | #include "../kernels_hex/caldyn_wflux.k90" |
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120 | #include "../kernels_hex/caldyn_vert.k90" |
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121 | #undef mass_bl |
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122 | #undef dmass_col |
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123 | |
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124 | CALL trace_end("compute_caldyn_vert") |
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125 | |
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126 | END SUBROUTINE compute_caldyn_vert_hex |
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127 | |
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128 | SUBROUTINE compute_caldyn_vert_manual(u,theta,rhodz,convm, wflux,wwuu, dps,dtheta_rhodz,du) |
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129 | REAL(rstd),INTENT(IN) :: u(iim*3*jjm,llm) |
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130 | REAL(rstd),INTENT(IN) :: theta(iim*jjm,llm,nqdyn) |
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131 | REAL(rstd),INTENT(IN) :: rhodz(iim*jjm,llm) |
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132 | REAL(rstd),INTENT(INOUT) :: convm(iim*jjm,llm) ! mass flux convergence |
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133 | REAL(rstd),INTENT(INOUT) :: wflux(iim*jjm,llm+1) ! vertical mass flux (kg/m2/s) |
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134 | REAL(rstd),INTENT(INOUT) :: wwuu(iim*3*jjm,llm+1) |
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135 | REAL(rstd),INTENT(INOUT) :: du(iim*3*jjm,llm) |
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136 | REAL(rstd),INTENT(INOUT) :: dtheta_rhodz(iim*jjm,llm,nqdyn) |
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137 | REAL(rstd),INTENT(OUT) :: dps(iim*jjm) |
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138 | |
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139 | ! temporary variable |
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140 | INTEGER :: i,j,ij,l,iq |
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141 | REAL(rstd) :: p_ik, exner_ik, dF_deta, dFu_deta |
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142 | INTEGER :: ij_omp_begin, ij_omp_end |
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143 | |
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144 | CALL trace_start("compute_caldyn_vert") |
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145 | |
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146 | !$OMP BARRIER |
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147 | |
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148 | CALL distrib_level(ij_begin,ij_end, ij_omp_begin,ij_omp_end) |
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149 | |
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150 | !!! cumulate mass flux convergence from top to bottom |
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151 | DO l = llm-1, 1, -1 |
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152 | !DIR$ SIMD |
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153 | DO ij=ij_omp_begin,ij_omp_end |
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154 | convm(ij,l) = convm(ij,l) + convm(ij,l+1) |
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155 | ENDDO |
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156 | ENDDO |
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157 | ! ENDIF |
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158 | |
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159 | !$OMP BARRIER |
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160 | ! FLUSH on convm |
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161 | ! compute dmass_col |
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162 | IF (is_omp_first_level) THEN |
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163 | !DIR$ SIMD |
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164 | DO ij=ij_begin,ij_end |
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165 | ! dps/dt = -int(div flux)dz |
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166 | dps(ij) = convm(ij,1) |
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167 | ENDDO |
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168 | ENDIF |
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169 | !!! Compute vertical mass flux (l=1,llm+1 done by caldyn_BC) |
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170 | DO l=ll_beginp1,ll_end |
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171 | ! IF (caldyn_conserv==energy) CALL test_message(req_qu) |
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172 | !DIR$ SIMD |
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173 | DO ij=ij_begin,ij_end |
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174 | ! w = int(z,ztop,div(flux)dz) + B(eta)dps/dt |
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175 | ! => w>0 for upward transport |
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176 | wflux( ij, l ) = bp(l) * convm( ij, 1 ) - convm( ij, l ) |
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177 | ENDDO |
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178 | ENDDO |
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179 | |
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180 | !--> flush wflux |
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181 | !$OMP BARRIER |
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182 | |
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183 | DO iq=1,nqdyn |
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184 | DO l=ll_begin,ll_endm1 |
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185 | !DIR$ SIMD |
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186 | DO ij=ij_begin,ij_end |
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187 | dtheta_rhodz(ij, l, iq) = dtheta_rhodz(ij, l, iq) - 0.5 * & |
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188 | ( wflux(ij,l+1) * (theta(ij,l,iq) + theta(ij,l+1,iq))) |
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189 | END DO |
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190 | END DO |
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191 | DO l=ll_beginp1,ll_end |
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192 | !DIR$ SIMD |
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193 | DO ij=ij_begin,ij_end |
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194 | dtheta_rhodz(ij, l, iq) = dtheta_rhodz(ij, l, iq) + 0.5 * & |
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195 | ( wflux(ij,l) * (theta(ij,l-1,iq) + theta(ij,l,iq) ) ) |
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196 | END DO |
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197 | |
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198 | END DO |
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199 | END DO |
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200 | |
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201 | ! Compute vertical transport |
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202 | DO l=ll_beginp1,ll_end |
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203 | !DIR$ SIMD |
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204 | DO ij=ij_begin,ij_end |
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205 | wwuu(ij+u_right,l) = 0.5*( wflux(ij,l) + wflux(ij+t_right,l)) * (u(ij+u_right,l) - u(ij+u_right,l-1)) |
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206 | wwuu(ij+u_lup,l) = 0.5* ( wflux(ij,l) + wflux(ij+t_lup,l)) * (u(ij+u_lup,l) - u(ij+u_lup,l-1)) |
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207 | wwuu(ij+u_ldown,l) = 0.5*( wflux(ij,l) + wflux(ij+t_ldown,l)) * (u(ij+u_ldown,l) - u(ij+u_ldown,l-1)) |
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208 | ENDDO |
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209 | ENDDO |
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210 | |
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211 | !--> flush wwuu |
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212 | !$OMP BARRIER |
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213 | |
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214 | ! Add vertical transport to du |
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215 | DO l=ll_begin,ll_end |
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216 | !DIR$ SIMD |
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217 | DO ij=ij_begin,ij_end |
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218 | du(ij+u_right, l ) = du(ij+u_right,l) - (wwuu(ij+u_right,l+1)+ wwuu(ij+u_right,l)) / (rhodz(ij,l)+rhodz(ij+t_right,l)) |
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219 | du(ij+u_lup, l ) = du(ij+u_lup,l) - (wwuu(ij+u_lup,l+1) + wwuu(ij+u_lup,l)) / (rhodz(ij,l)+rhodz(ij+t_lup,l)) |
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220 | du(ij+u_ldown, l ) = du(ij+u_ldown,l) - (wwuu(ij+u_ldown,l+1)+ wwuu(ij+u_ldown,l)) / (rhodz(ij,l)+rhodz(ij+t_ldown,l)) |
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221 | ENDDO |
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222 | ENDDO |
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223 | |
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224 | CALL trace_end("compute_caldyn_vert") |
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225 | |
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226 | END SUBROUTINE compute_caldyn_vert_manual |
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227 | |
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228 | END MODULE compute_caldyn_vert_mod |
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