1 | MODULE SURFACE_PROCESS |
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2 | |
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3 | USE ICOSA |
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4 | USE dimphys_mod |
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5 | USE RADIATION |
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6 | DATA lmixmin,emin_turb,karman/100.,1.e-8,.4/ |
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7 | |
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8 | contains |
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9 | |
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10 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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11 | |
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12 | subroutiNE vdif(ngrid,nlay,ptime, |
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13 | $ ptimestep,pcapcal,pz0, |
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14 | $ pplay,pplev,pzlay,pzlev, |
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15 | $ pu,pv,ph,ptsrf,pemis, |
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16 | $ pdufi,pdvfi,pdhfi,pfluxsrf, |
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17 | $ pdudif,pdvdif,pdhdif,pdtsrf,pq2,pq2l, |
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18 | $ lwrite) |
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19 | IMPLICIT NONE |
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20 | |
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21 | c======================================================================= |
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22 | c |
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23 | c Diffusion verticale |
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24 | c Shema implicite |
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25 | c On commence par rajouter au variables x la tendance physique |
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26 | c et on resoult en fait: |
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27 | c x(t+1) = x(t) + dt * (dx/dt)phys(t) + dt * (dx/dt)difv(t+1) |
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28 | c |
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29 | c !!! attention : |
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30 | c pour utilisation sur une machine sans allocation dynamique de |
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31 | c memoires (sur SUN par exemple) il faut que ngrid soit egal |
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32 | c a ngrid. |
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33 | c |
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34 | c arguments: |
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35 | c ---------- |
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36 | c |
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37 | c entree: |
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38 | c ------- |
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39 | c |
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40 | c |
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41 | c======================================================================= |
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42 | |
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43 | c----------------------------------------------------------------------- |
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44 | c declarations: |
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45 | c ------------- |
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46 | c |
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47 | c arguments: |
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48 | c ---------- |
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49 | |
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50 | INTEGER ngrid,nlay |
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51 | REAL ptime,ptimestep |
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52 | REAL pplay(ngrid,nlay),pplev(ngrid,nlay+1) |
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53 | REAL pzlay(ngrid,nlay),pzlev(ngrid,nlay+1) |
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54 | REAL pu(ngrid,nlay),pv(ngrid,nlay),ph(ngrid,nlay) |
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55 | REAL ptsrf(ngrid),pemis(ngrid) |
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56 | REAL pdufi(ngrid,nlay),pdvfi(ngrid,nlay),pdhfi(ngrid,nlay) |
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57 | REAL pfluxsrf(ngrid) |
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58 | REAL pdudif(ngrid,nlay),pdvdif(ngrid,nlay),pdhdif(ngrid,nlay) |
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59 | REAL pdtsrf(ngrid),pcapcal(ngrid),pz0(ngrid) |
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60 | REAL pq2(ngrid,nlay+1),pq2l(ngrid,nlay+1) |
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61 | LOGICAL lwrite |
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62 | c |
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63 | c local: |
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64 | c ------ |
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65 | |
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66 | INTEGER ilev,ig,ilay,nlev |
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67 | INTEGER unit,ierr,it1,it2,icount |
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68 | SAVE icount |
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69 | INTEGER cluvdb,putdat,putvdim,setname,setvdim |
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70 | REAL z4st,zdplanck(ngrid),zu2 |
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71 | REAL zkv(ngrid,nlayermx+1),zkh(ngrid,nlayermx+1) |
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72 | REAL zcdv(ngrid),zcdh(ngrid) |
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73 | REAL zu(ngrid,nlayermx),zv(ngrid,nlayermx) |
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74 | REAL zh(ngrid,nlayermx) |
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75 | REAL ztsrf2(ngrid) |
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76 | REAL z1(ngrid),z2(ngrid) |
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77 | REAL za(ngrid,nlayermx),zb(ngrid,nlayermx) |
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78 | REAL zb0(ngrid,nlayermx) |
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79 | REAL zc(ngrid,nlayermx),zd(ngrid,nlayermx) |
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80 | REAL zout_dyn(iim+1,jjm+1,nlayermx+1),zout_fi(ngrid,nlayermx+1) |
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81 | REAL zcst1 |
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82 | REAL karman |
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83 | |
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84 | EXTERNAL coefdifv |
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85 | EXTERNAL SSUM |
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86 | REAL SSUM |
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87 | SAVE karman |
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88 | |
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89 | DATA karman/0.4/ |
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90 | DATA icount/0/ |
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91 | c |
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92 | c----------------------------------------------------------------------- |
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93 | c initialisations: |
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94 | c ---------------- |
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95 | |
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96 | nlev=nlay+1 |
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97 | |
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98 | IF(ngrid.NE.ngrid) THEN |
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99 | PRINT*,'STOP dans coefdifv' |
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100 | PRINT*,'probleme de dimensions :' |
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101 | PRINT*,'ngrid =',ngrid |
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102 | PRINT*,'ngrid =',ngrid |
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103 | STOP |
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104 | ENDIF |
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105 | |
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106 | c computation of rho*dz and dt*rho/dz=dt*rho**2 g/dp: |
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107 | c with rho=p/RT=p/ (R Theta) (p/ps)**kappa |
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108 | c --------------------------------- |
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109 | |
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110 | DO ilay=1,nlay |
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111 | DO ig=1,ngrid |
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112 | za(ig,ilay)= |
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113 | s (pplev(ig,ilay)-pplev(ig,ilay+1))/g |
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114 | ENDDO |
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115 | ENDDO |
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116 | |
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117 | zcst1=4.*g*ptimestep/(kappa*cpp)**2 |
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118 | DO ilev=2,nlev-1 |
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119 | DO ig=1,ngrid |
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120 | zb0(ig,ilev)=pplev(ig,ilev)* |
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121 | s (pplev(ig,1)/pplev(ig,ilev))**kappa / |
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122 | s (ph(ig,ilev-1)+ph(ig,ilev)) |
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123 | zb0(ig,ilev)=zcst1*zb0(ig,ilev)*zb0(ig,ilev)/ |
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124 | s (pplay(ig,ilev-1)-pplay(ig,ilev)) |
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125 | ENDDO |
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126 | ENDDO |
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127 | DO ig=1,ngrid |
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128 | zb0(ig,1)=ptimestep*pplev(ig,1)/(kappa*cpp*ptsrf(ig)) |
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129 | ENDDO |
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130 | IF(lwrite) THEN |
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131 | ig=ngrid/2+1 |
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132 | PRINT*,'Pression (mbar) ,altitude (km),u,v,theta, rho dz' |
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133 | DO ilay=1,nlay |
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134 | WRITE(*,*) .01*pplay(ig,ilay),.001*pzlay(ig,ilay), |
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135 | s pu(ig,ilay),pv(ig,ilay),ph(ig,ilay),za(ig,ilay) |
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136 | ENDDO |
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137 | PRINT*,'Pression (mbar) ,altitude (km),zb' |
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138 | DO ilev=1,nlay |
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139 | WRITE(*,*) .01*pplev(ig,ilev),.001*pzlev(ig,ilev), |
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140 | s zb0(ig,ilev) |
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141 | ENDDO |
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142 | ENDIF |
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143 | |
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144 | c----------------------------------------------------------------------- |
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145 | c 2. ajout des tendances physiques: |
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146 | c ------------------------------ |
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147 | |
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148 | DO ilev=1,nlay |
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149 | DO ig=1,ngrid |
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150 | zu(ig,ilev)=pu(ig,ilev)+pdufi(ig,ilev)*ptimestep |
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151 | zv(ig,ilev)=pv(ig,ilev)+pdvfi(ig,ilev)*ptimestep |
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152 | zh(ig,ilev)=ph(ig,ilev)+pdhfi(ig,ilev)*ptimestep |
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153 | ENDDO |
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154 | ENDDO |
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155 | |
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156 | c----------------------------------------------------------------------- |
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157 | c 3. calcul de cd : |
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158 | c ---------------- |
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159 | c |
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160 | CALL vdif_cd( ngrid,pz0,g,pzlay,pu,pv,ptsrf,ph,zcdv,zcdh) |
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161 | |
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162 | c CALL my_25(ptimestep,g,pzlev,pzlay,pu,pv,ph,zcdv, |
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163 | c a pq2,pq2l,zkv,zkh) |
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164 | |
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165 | CALL vdif_k(ngrid,nlay, |
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166 | s ptimestep,g,pzlev,pzlay,pz0,pu,pv,ph,zcdv,zkv,zkh,pq2,pq2l) |
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167 | |
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168 | DO ig=1,ngrid |
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169 | zu2=pu(ig,1)*pu(ig,1)+pv(ig,1)*pv(ig,1) |
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170 | zcdv(ig)=zcdv(ig)*sqrt(zu2) |
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171 | zcdh(ig)=zcdh(ig)*sqrt(zu2) |
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172 | ENDDO |
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173 | |
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174 | IF(lwrite) THEN |
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175 | PRINT* |
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176 | PRINT*,'Diagnostique diffusion verticale' |
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177 | PRINT*,'coefficients Cd pour v et h' |
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178 | PRINT*,zcdv(ngrid/2+1),zcdh(ngrid/2+1) |
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179 | PRINT*,'coefficients K pour v et h' |
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180 | DO ilev=1,nlay |
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181 | PRINT*,zkv(ngrid/2+1,ilev),zkh(ngrid/2+1,ilev) |
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182 | ENDDO |
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183 | ENDIF |
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184 | |
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185 | c----------------------------------------------------------------------- |
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186 | c integration verticale pour u: |
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187 | c ----------------------------- |
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188 | c |
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189 | CALL multipl((nlay-1)*ngrid,zkv(1,2),zb0(1,2),zb(1,2)) |
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190 | CALL multipl(ngrid,zcdv,zb0,zb) |
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191 | DO ig=1,ngrid |
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192 | z1(ig)=1./(za(ig,nlay)+zb(ig,nlay)) |
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193 | zc(ig,nlay)=za(ig,nlay)*zu(ig,nlay)*z1(ig) |
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194 | zd(ig,nlay)=zb(ig,nlay)*z1(ig) |
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195 | ENDDO |
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196 | |
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197 | DO ilay=nlay-1,1,-1 |
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198 | DO ig=1,ngrid |
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199 | z1(ig)=1./(za(ig,ilay)+zb(ig,ilay)+ |
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200 | $ zb(ig,ilay+1)*(1.-zd(ig,ilay+1))) |
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201 | zc(ig,ilay)=(za(ig,ilay)*zu(ig,ilay)+ |
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202 | $ zb(ig,ilay+1)*zc(ig,ilay+1))*z1(ig) |
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203 | zd(ig,ilay)=zb(ig,ilay)*z1(ig) |
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204 | ENDDO |
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205 | ENDDO |
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206 | |
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207 | DO ig=1,ngrid |
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208 | zu(ig,1)=zc(ig,1) |
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209 | ENDDO |
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210 | DO ilay=2,nlay |
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211 | DO ig=1,ngrid |
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212 | zu(ig,ilay)=zc(ig,ilay)+zd(ig,ilay)*zu(ig,ilay-1) |
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213 | ENDDO |
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214 | ENDDO |
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215 | |
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216 | c----------------------------------------------------------------------- |
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217 | c integration verticale pour v: |
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218 | c ----------------------------- |
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219 | c |
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220 | DO ig=1,ngrid |
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221 | z1(ig)=1./(za(ig,nlay)+zb(ig,nlay)) |
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222 | zc(ig,nlay)=za(ig,nlay)*zv(ig,nlay)*z1(ig) |
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223 | zd(ig,nlay)=zb(ig,nlay)*z1(ig) |
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224 | ENDDO |
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225 | |
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226 | DO ilay=nlay-1,1,-1 |
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227 | DO ig=1,ngrid |
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228 | z1(ig)=1./(za(ig,ilay)+zb(ig,ilay)+ |
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229 | $ zb(ig,ilay+1)*(1.-zd(ig,ilay+1))) |
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230 | zc(ig,ilay)=(za(ig,ilay)*zv(ig,ilay)+ |
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231 | $ zb(ig,ilay+1)*zc(ig,ilay+1))*z1(ig) |
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232 | zd(ig,ilay)=zb(ig,ilay)*z1(ig) |
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233 | ENDDO |
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234 | ENDDO |
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235 | |
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236 | DO ig=1,ngrid |
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237 | zv(ig,1)=zc(ig,1) |
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238 | ENDDO |
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239 | DO ilay=2,nlay |
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240 | DO ig=1,ngrid |
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241 | zv(ig,ilay)=zc(ig,ilay)+zd(ig,ilay)*zv(ig,ilay-1) |
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242 | ENDDO |
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243 | ENDDO |
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244 | |
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245 | c----------------------------------------------------------------------- |
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246 | c integration verticale pour h: |
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247 | c ----------------------------- |
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248 | c |
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249 | CALL multipl((nlay-1)*ngrid,zkh(1,2),zb0(1,2),zb(1,2)) |
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250 | CALL multipl(ngrid,zcdh,zb0,zb) |
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251 | DO ig=1,ngrid |
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252 | z1(ig)=1./(za(ig,nlay)+zb(ig,nlay)) |
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253 | zc(ig,nlay)=za(ig,nlay)*zh(ig,nlay)*z1(ig) |
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254 | zd(ig,nlay)=zb(ig,nlay)*z1(ig) |
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255 | ENDDO |
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256 | |
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257 | DO ilay=nlay-1,1,-1 |
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258 | DO ig=1,ngrid |
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259 | z1(ig)=1./(za(ig,ilay)+zb(ig,ilay)+ |
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260 | $ zb(ig,ilay+1)*(1.-zd(ig,ilay+1))) |
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261 | zc(ig,ilay)=(za(ig,ilay)*zh(ig,ilay)+ |
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262 | $ zb(ig,ilay+1)*zc(ig,ilay+1))*z1(ig) |
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263 | zd(ig,ilay)=zb(ig,ilay)*z1(ig) |
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264 | ENDDO |
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265 | ENDDO |
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266 | |
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267 | c----------------------------------------------------------------------- |
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268 | c rajout eventuel de planck dans le shema implicite: |
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269 | c -------------------------------------------------- |
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270 | |
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271 | z4st=4.*5.67e-8*ptimestep |
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272 | c z4st=0. |
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273 | DO ig=1,ngrid |
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274 | zdplanck(ig)=z4st*pemis(ig)*ptsrf(ig)*ptsrf(ig)*ptsrf(ig) |
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275 | ENDDO |
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276 | |
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277 | c----------------------------------------------------------------------- |
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278 | c calcul le l'evolution de la temperature du sol': |
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279 | c ----------------------------------------------- |
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280 | |
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281 | DO ig=1,ngrid |
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282 | z1(ig)=pcapcal(ig)*ptsrf(ig)+cpp*zb(ig,1)*zc(ig,1) |
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283 | s +zdplanck(ig)*ptsrf(ig)+ pfluxsrf(ig)*ptimestep |
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284 | z2(ig)= pcapcal(ig)+cpp*zb(ig,1)*(1.-zd(ig,1))+zdplanck(ig) |
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285 | ztsrf2(ig)=z1(ig)/z2(ig) |
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286 | zh(ig,1)=zc(ig,1)+zd(ig,1)*ztsrf2(ig) |
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287 | pdtsrf(ig)=(ztsrf2(ig)-ptsrf(ig))/ptimestep |
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288 | ENDDO |
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289 | |
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290 | c----------------------------------------------------------------------- |
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291 | c integration verticale finale: |
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292 | c ----------------------------- |
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293 | |
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294 | DO ilay=2,nlay |
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295 | DO ig=1,ngrid |
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296 | zh(ig,ilay)=zc(ig,ilay)+zd(ig,ilay)*zh(ig,ilay-1) |
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297 | ENDDO |
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298 | ENDDO |
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299 | |
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300 | c----------------------------------------------------------------------- |
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301 | c calcul final des tendances de la diffusion verticale: |
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302 | c ----------------------------------------------------- |
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303 | |
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304 | DO ilev = 1, nlay |
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305 | DO ig=1,ngrid |
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306 | pdudif(ig,ilev)=( zu(ig,ilev)- |
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307 | $ (pu(ig,ilev)+pdufi(ig,ilev)*ptimestep) )/ptimestep |
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308 | pdvdif(ig,ilev)=( zv(ig,ilev)- |
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309 | $ (pv(ig,ilev)+pdvfi(ig,ilev)*ptimestep) )/ptimestep |
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310 | pdhdif(ig,ilev)=( zh(ig,ilev)- |
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311 | $ (ph(ig,ilev)+pdhfi(ig,ilev)*ptimestep) )/ptimestep |
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312 | ENDDO |
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313 | ENDDO |
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314 | |
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315 | IF(lwrite) THEN |
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316 | PRINT* |
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317 | PRINT*,'Diagnostique de la diffusion verticale' |
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318 | PRINT*,'h avant et apres diffusion verticale' |
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319 | PRINT*,ptsrf(ngrid/2+1),ztsrf2(ngrid/2+1) |
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320 | DO 3110 ilev=1,nlay |
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321 | PRINT*,ph(ngrid/2+1,ilev),zh(ngrid/2+1,ilev) |
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322 | 3110 CONTINUE |
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323 | ENDIF |
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324 | c--------------------------------------------------------------------- |
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325 | RETURN |
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326 | END SUBROUTINE vdif |
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327 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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328 | |
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329 | SUBROUTINE convadj(ngrid,nlay,ptimestep, |
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330 | S pplay,pplev,ppopsk, |
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331 | $ pu,pv,ph, |
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332 | $ pdufi,pdvfi,pdhfi, |
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333 | $ pduadj,pdvadj,pdhadj) |
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334 | IMPLICIT NONE |
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335 | |
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336 | c======================================================================= |
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337 | c |
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338 | c ajustement convectif sec |
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339 | c on peut ajouter les tendances pdhfi au profil pdh avant l'ajustement |
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340 | c' |
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341 | c======================================================================= |
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342 | |
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343 | c----------------------------------------------------------------------- |
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344 | c declarations: |
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345 | c ------------- |
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346 | c arguments: |
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347 | c ---------- |
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348 | |
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349 | INTEGER ngrid,nlay |
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350 | REAL ptimestep |
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351 | REAL ph(ngrid,nlay),pdhfi(ngrid,nlay),pdhadj(ngrid,nlay) |
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352 | REAL pplay(ngrid,nlay),pplev(ngrid,nlay+1),ppopsk(ngrid,nlay) |
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353 | REAL pu(ngrid,nlay),pdufi(ngrid,nlay),pduadj(ngrid,nlay) |
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354 | REAL pv(ngrid,nlay),pdvfi(ngrid,nlay),pdvadj(ngrid,nlay) |
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355 | |
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356 | c local: |
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357 | c ------ |
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358 | |
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359 | INTEGER ig,i,l,l1,l2,jj |
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360 | INTEGER jcnt, jadrs(ngrid) |
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361 | |
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362 | REAL*8 sig(nlayermx+1),sdsig(nlayermx),dsig(nlayermx) |
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363 | REAL*8 zu(ngrid,nlayermx),zv(ngrid,nlayermx) |
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364 | REAL*8 zh(ngrid,nlayermx) |
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365 | REAL*8 zu2(ngrid,nlayermx),zv2(ngrid,nlayermx) |
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366 | REAL*8 zh2(ngrid,nlayermx) |
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367 | REAL*8 zhm,zsm,zum,zvm,zalpha |
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368 | |
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369 | LOGICAL vtest(ngrid),down |
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370 | |
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371 | c |
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372 | c----------------------------------------------------------------------- |
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373 | c initialisation: |
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374 | c --------------- |
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375 | c |
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376 | IF(ngrid.NE.ngrid) THEN |
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377 | PRINT* |
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378 | PRINT*,'STOP dans convadj' |
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379 | PRINT*,'ngrid =',ngrid |
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380 | PRINT*,'ngrid =',ngrid |
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381 | ENDIF |
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382 | c |
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383 | c----------------------------------------------------------------------- |
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384 | c detection des profils a modifier: |
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385 | c --------------------------------- |
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386 | c si le profil est a modifier |
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387 | c (i.e. ph(niv_sup) < ph(niv_inf) ) |
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388 | c alors le tableau "vtest" est mis a .TRUE. ; |
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389 | c sinon, il reste a sa valeur initiale (.FALSE.) |
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390 | c cette operation est vectorisable |
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391 | c On en profite pour copier la valeur initiale de "ph" |
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392 | c dans le champ de travail "zh" |
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393 | |
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394 | |
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395 | DO 1010 l=1,nlay |
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396 | DO 1015 ig=1,ngrid |
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397 | zh(ig,l)=ph(ig,l)+pdhfi(ig,l)*ptimestep |
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398 | zu(ig,l)=pu(ig,l)+pdufi(ig,l)*ptimestep |
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399 | zv(ig,l)=pv(ig,l)+pdvfi(ig,l)*ptimestep |
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400 | 1015 CONTINUE |
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401 | 1010 CONTINUE |
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402 | |
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403 | zu2(:,:)=zu(:,:) |
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404 | zv2(:,:)=zv(:,:) |
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405 | zh2(:,:)=zh(:,:) |
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406 | |
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407 | DO 1020 ig=1,ngrid |
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408 | vtest(ig)=.FALSE. |
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409 | 1020 CONTINUE |
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410 | c |
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411 | DO 1040 l=2,nlay |
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412 | DO 1060 ig=1,ngrid |
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413 | CRAY vtest(ig)=CVMGM(.TRUE. , vtest(ig), |
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414 | CRAY . zh2(ig,l)-zh2(ig,l-1)) |
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415 | IF(zh2(ig,l).LT.zh2(ig,l-1)) vtest(ig)=.TRUE. |
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416 | 1060 CONTINUE |
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417 | 1040 CONTINUE |
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418 | c |
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419 | CRAY CALL WHENNE(ngrid, vtest, 1, 0, jadrs, jcnt) |
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420 | jcnt=0 |
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421 | DO 1070 ig=1,ngrid |
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422 | IF(vtest(ig)) THEN |
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423 | jcnt=jcnt+1 |
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424 | jadrs(jcnt)=ig |
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425 | ENDIF |
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426 | 1070 CONTINUE |
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427 | |
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428 | |
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429 | c----------------------------------------------------------------------- |
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430 | c Ajustement des "jcnt" profils instables indices par "jadrs": |
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431 | c ------------------------------------------------------------ |
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432 | c |
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433 | DO 1080 jj = 1, jcnt |
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434 | c |
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435 | i = jadrs(jj) |
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436 | c |
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437 | c Calcul des niveaux sigma sur cette colonne |
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438 | DO l=1,nlay+1 |
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439 | sig(l)=pplev(i,l)/pplev(i,1) |
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440 | ENDDO |
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441 | DO l=1,nlay |
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442 | dsig(l)=sig(l)-sig(l+1) |
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443 | sdsig(l)=ppopsk(i,l)*dsig(l) |
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444 | ENDDO |
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445 | l2 = 1 |
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446 | c |
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447 | c -- boucle de sondage vers le haut |
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448 | c |
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449 | cins$ Loop |
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450 | 8000 CONTINUE |
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451 | c |
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452 | l2 = l2 + 1 |
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453 | c |
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454 | cins$ Exit |
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455 | IF (l2 .GT. nlay) Goto 8001 |
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456 | c |
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457 | IF (zh2(i, l2) .LT. zh2(i, l2-1)) THEN |
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458 | c |
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459 | c -- l2 est le niveau le plus haut de la colonne instable |
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460 | c |
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461 | l1 = l2 - 1 |
---|
462 | l = l1 |
---|
463 | zsm = sdsig(l2) |
---|
464 | zhm = zh2(i, l2) |
---|
465 | c |
---|
466 | c -- boucle de sondage vers le bas |
---|
467 | c |
---|
468 | cins$ Loop |
---|
469 | 8020 CONTINUE |
---|
470 | c |
---|
471 | zsm = zsm + sdsig(l) |
---|
472 | zhm = zhm + sdsig(l) * (zh2(i, l) - zhm) / zsm |
---|
473 | c |
---|
474 | c -- doit on etendre la colonne vers le bas ? |
---|
475 | c |
---|
476 | c_EC (M1875) 20/6/87 : AND -> AND THEN |
---|
477 | c |
---|
478 | down = .FALSE. |
---|
479 | IF (l1 .NE. 1) THEN !-- and then |
---|
480 | IF (zhm .LT. zh2(i, l1-1)) THEN |
---|
481 | down = .TRUE. |
---|
482 | END IF |
---|
483 | END IF |
---|
484 | c |
---|
485 | IF (down) THEN |
---|
486 | c |
---|
487 | l1 = l1 - 1 |
---|
488 | l = l1 |
---|
489 | c |
---|
490 | ELSE |
---|
491 | c |
---|
492 | c -- peut on etendre la colonne vers le haut ? |
---|
493 | c |
---|
494 | cins$ Exit |
---|
495 | IF (l2 .EQ. nlay) Goto 8021 |
---|
496 | c |
---|
497 | cins$ Exit |
---|
498 | IF (zh2(i, l2+1) .GE. zhm) Goto 8021 |
---|
499 | c |
---|
500 | l2 = l2 + 1 |
---|
501 | l = l2 |
---|
502 | c |
---|
503 | END IF |
---|
504 | c |
---|
505 | cins$ End Loop |
---|
506 | GO TO 8020 |
---|
507 | 8021 CONTINUE |
---|
508 | c |
---|
509 | c -- nouveau profil : constant (valeur moyenne) |
---|
510 | c |
---|
511 | zalpha=0. |
---|
512 | zum=0. |
---|
513 | zvm=0. |
---|
514 | DO 1100 l = l1, l2 |
---|
515 | zalpha=zalpha+ABS(zh2(i,l)-zhm)*dsig(l) |
---|
516 | zh2(i, l) = zhm |
---|
517 | zum=zum+dsig(l)*zu(i,l) |
---|
518 | zvm=zvm+dsig(l)*zv(i,l) |
---|
519 | 1100 CONTINUE |
---|
520 | zalpha=zalpha/(zhm*(sig(l1)-sig(l2+1))) |
---|
521 | zum=zum/(sig(l1)-sig(l2+1)) |
---|
522 | zvm=zvm/(sig(l1)-sig(l2+1)) |
---|
523 | IF(zalpha.GT.1.) THEN |
---|
524 | PRINT*,'WARNING dans convadj zalpha=',zalpha |
---|
525 | if(ig.eq.1) then |
---|
526 | print*,'Au pole nord' |
---|
527 | elseif (ig.eq.ngrid) then |
---|
528 | print*,'Au pole sud' |
---|
529 | else |
---|
530 | print*,'Point i=', |
---|
531 | . ig-((ig-1)/iim)*iim,'j=',(ig-1)/iim+1 |
---|
532 | endif |
---|
533 | ! STOP !problem with icosa pole |
---|
534 | zalpha=1. |
---|
535 | ELSE |
---|
536 | c IF(zalpha.LT.0.) STOP'zalpha=0' |
---|
537 | IF(zalpha.LT.1.e-5) zalpha=1.e-5 |
---|
538 | ENDIF |
---|
539 | DO l=l1,l2 |
---|
540 | zu2(i,l)=zu2(i,l)+zalpha*(zum-zu2(i,l)) |
---|
541 | zv2(i,l)=zv2(i,l)+zalpha*(zvm-zv2(i,l)) |
---|
542 | ENDDO |
---|
543 | |
---|
544 | l2 = l2 + 1 |
---|
545 | c |
---|
546 | END IF |
---|
547 | c |
---|
548 | cins$ End Loop |
---|
549 | GO TO 8000 |
---|
550 | 8001 CONTINUE |
---|
551 | c |
---|
552 | 1080 CONTINUE |
---|
553 | c |
---|
554 | DO 4000 l=1,nlay |
---|
555 | DO 4020 ig=1,ngrid |
---|
556 | pdhadj(ig,l)=(zh2(ig,l)-zh(ig,l))/ptimestep |
---|
557 | pduadj(ig,l)=(zu2(ig,l)-zu(ig,l))/ptimestep |
---|
558 | pdvadj(ig,l)=(zv2(ig,l)-zv(ig,l))/ptimestep |
---|
559 | 4020 CONTINUE |
---|
560 | 4000 CONTINUE |
---|
561 | c |
---|
562 | RETURN |
---|
563 | END SUBROUTINE convadj |
---|
564 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
---|
565 | |
---|
566 | SUBROUTINE soil(ngrid,nsoil,firstcall,ptherm_i, |
---|
567 | s ptimestep,ptsrf,ptsoil, |
---|
568 | s pcapcal,pfluxgrd) |
---|
569 | IMPLICIT NONE |
---|
570 | |
---|
571 | c======================================================================= |
---|
572 | c |
---|
573 | c Auteur: Frederic Hourdin 30/01/92 |
---|
574 | c ------- |
---|
575 | c |
---|
576 | c objet: computation of : the soil temperature evolution |
---|
577 | c ------ the surfacic heat capacity "Capcal" |
---|
578 | c the surface conduction flux pcapcal |
---|
579 | c |
---|
580 | c |
---|
581 | c Method: implicit time integration |
---|
582 | c ------- |
---|
583 | c Consecutive ground temperatures are related by: |
---|
584 | c T(k+1) = C(k) + D(k)*T(k) (1) |
---|
585 | c the coefficients C and D are computed at the t-dt time-step. |
---|
586 | c Routine structure: |
---|
587 | c 1)new temperatures are computed using (1) |
---|
588 | c 2)C and D coefficients are computed from the new temperature |
---|
589 | c profile for the t+dt time-step |
---|
590 | c 3)the coefficients A and B are computed where the diffusive |
---|
591 | c fluxes at the t+dt time-step is given by |
---|
592 | c Fdiff = A + B Ts(t+dt) |
---|
593 | c or Fdiff = F0 + Capcal (Ts(t+dt)-Ts(t))/dt |
---|
594 | c with F0 = A + B (Ts(t)) |
---|
595 | c Capcal = B*dt |
---|
596 | c |
---|
597 | c Interface: |
---|
598 | c ---------- |
---|
599 | c |
---|
600 | c Arguments: |
---|
601 | c ---------- |
---|
602 | c ngird number of grid-points |
---|
603 | c ptimestep physical timestep (s) |
---|
604 | c pto(ngrid,nsoil) temperature at time-step t (K) |
---|
605 | c ptn(ngrid,nsoil) temperature at time step t+dt (K) |
---|
606 | c pcapcal(ngrid) specific heat (W*m-2*s*K-1) |
---|
607 | c pfluxgrd(ngrid) surface diffusive flux from ground (Wm-2) |
---|
608 | c |
---|
609 | c======================================================================= |
---|
610 | c declarations: |
---|
611 | c ------------- |
---|
612 | c----------------------------------------------------------------------- |
---|
613 | c arguments |
---|
614 | c --------- |
---|
615 | |
---|
616 | INTEGER ngrid,nsoil |
---|
617 | REAL ptimestep |
---|
618 | REAL ptsrf(ngrid),ptsoil(ngrid,nsoilmx),ptherm_i(ngrid) |
---|
619 | REAL pcapcal(ngrid),pfluxgrd(ngrid) |
---|
620 | LOGICAL firstcall |
---|
621 | |
---|
622 | c----------------------------------------------------------------------- |
---|
623 | c local arrays |
---|
624 | c ------------ |
---|
625 | |
---|
626 | INTEGER ig,jk |
---|
627 | REAL za(ngrid),zb(ngrid) |
---|
628 | REAL zdz2(nsoilmx),z1(ngrid) |
---|
629 | REAL min_period,dalph_soil |
---|
630 | |
---|
631 | c local saved variables: |
---|
632 | c ---------------------- |
---|
633 | REAL dz1(nsoilmx),dz2(nsoilmx) |
---|
634 | REAL zc(ngrid,nsoilmx),zd(ngrid,nsoilmx) |
---|
635 | REAL lambda |
---|
636 | |
---|
637 | !!!!!!!! SARVESH !!!!!!! SAVE ATTRIBUTE |
---|
638 | !! SAVE dz1,dz2,zc,zd,lambda |
---|
639 | |
---|
640 | c----------------------------------------------------------------------- |
---|
641 | c Depthts: |
---|
642 | c -------- |
---|
643 | |
---|
644 | REAL fz,rk,fz1,rk1,rk2 |
---|
645 | fz(rk)=fz1*(dalph_soil**rk-1.)/(dalph_soil-1.) |
---|
646 | |
---|
647 | IF (firstcall) THEN |
---|
648 | |
---|
649 | c----------------------------------------------------------------------- |
---|
650 | c ground levels |
---|
651 | c grnd=z/l where l is the skin depth of the diurnal cycle: |
---|
652 | c -------------------------------------------------------- |
---|
653 | |
---|
654 | min_period=20000. |
---|
655 | dalph_soil=2. |
---|
656 | |
---|
657 | OPEN(99,file='soil.def',status='old',form='formatted',err=9999) |
---|
658 | READ(99,*) min_period |
---|
659 | READ(99,*) dalph_soil |
---|
660 | PRINT*,'Discretization for the soil model' |
---|
661 | PRINT*,'First level e-folding depth',min_period, |
---|
662 | s ' dalph',dalph_soil |
---|
663 | CLOSE(99) |
---|
664 | 9999 CONTINUE |
---|
665 | |
---|
666 | c la premiere couche represente un dixieme de cycle diurne |
---|
667 | fz1=sqrt(min_period/3.14) |
---|
668 | |
---|
669 | DO jk=1,nsoil |
---|
670 | rk1=jk |
---|
671 | rk2=jk-1 |
---|
672 | dz2(jk)=fz(rk1)-fz(rk2) |
---|
673 | ENDDO |
---|
674 | DO jk=1,nsoil-1 |
---|
675 | rk1=jk+.5 |
---|
676 | rk2=jk-.5 |
---|
677 | dz1(jk)=1./(fz(rk1)-fz(rk2)) |
---|
678 | ENDDO |
---|
679 | lambda=fz(.5)*dz1(1) |
---|
680 | PRINT*,'full layers, intermediate layers (secoonds)' |
---|
681 | DO jk=1,nsoil |
---|
682 | rk=jk |
---|
683 | rk1=jk+.5 |
---|
684 | rk2=jk-.5 |
---|
685 | PRINT*,fz(rk1)*fz(rk2)*3.14, |
---|
686 | s fz(rk)*fz(rk)*3.14 |
---|
687 | ENDDO |
---|
688 | |
---|
689 | c Initialisations: |
---|
690 | c ---------------- |
---|
691 | |
---|
692 | ELSE |
---|
693 | c----------------------------------------------------------------------- |
---|
694 | c Computation of the soil temperatures using the Cgrd and Dgrd |
---|
695 | c coefficient computed at the previous time-step: |
---|
696 | c ----------------------------------------------- |
---|
697 | |
---|
698 | c surface temperature |
---|
699 | DO ig=1,ngrid |
---|
700 | ptsoil(ig,1)=(lambda*zc(ig,1)+ptsrf(ig))/ |
---|
701 | s (lambda*(1.-zd(ig,1))+1.) |
---|
702 | ENDDO |
---|
703 | |
---|
704 | c other temperatures |
---|
705 | DO jk=1,nsoil-1 |
---|
706 | DO ig=1,ngrid |
---|
707 | ptsoil(ig,jk+1)=zc(ig,jk)+zd(ig,jk)*ptsoil(ig,jk) |
---|
708 | ENDDO |
---|
709 | ENDDO |
---|
710 | |
---|
711 | ENDIF |
---|
712 | c----------------------------------------------------------------------- |
---|
713 | c Computation of the Cgrd and Dgrd coefficient for the next step: |
---|
714 | c --------------------------------------------------------------- |
---|
715 | |
---|
716 | DO jk=1,nsoil |
---|
717 | zdz2(jk)=dz2(jk)/ptimestep |
---|
718 | ENDDO |
---|
719 | |
---|
720 | DO ig=1,ngrid |
---|
721 | z1(ig)=zdz2(nsoil)+dz1(nsoil-1) |
---|
722 | zc(ig,nsoil-1)=zdz2(nsoil)*ptsoil(ig,nsoil)/z1(ig) |
---|
723 | zd(ig,nsoil-1)=dz1(nsoil-1)/z1(ig) |
---|
724 | ENDDO |
---|
725 | |
---|
726 | DO jk=nsoil-1,2,-1 |
---|
727 | DO ig=1,ngrid |
---|
728 | z1(ig)=1./(zdz2(jk)+dz1(jk-1)+dz1(jk)*(1.-zd(ig,jk))) |
---|
729 | zc(ig,jk-1)= |
---|
730 | s (ptsoil(ig,jk)*zdz2(jk)+dz1(jk)*zc(ig,jk))*z1(ig) |
---|
731 | zd(ig,jk-1)=dz1(jk-1)*z1(ig) |
---|
732 | ENDDO |
---|
733 | ENDDO |
---|
734 | |
---|
735 | c----------------------------------------------------------------------- |
---|
736 | c computation of the surface diffusive flux from ground and |
---|
737 | c calorific capacity of the ground: |
---|
738 | c --------------------------------- |
---|
739 | |
---|
740 | DO ig=1,ngrid |
---|
741 | pfluxgrd(ig)=ptherm_i(ig)*dz1(1)* |
---|
742 | s (zc(ig,1)+(zd(ig,1)-1.)*ptsoil(ig,1)) |
---|
743 | pcapcal(ig)=ptherm_i(ig)* |
---|
744 | s (dz2(1)+ptimestep*(1.-zd(ig,1))*dz1(1)) |
---|
745 | z1(ig)=lambda*(1.-zd(ig,1))+1. |
---|
746 | pcapcal(ig)=pcapcal(ig)/z1(ig) |
---|
747 | pfluxgrd(ig)=pfluxgrd(ig) |
---|
748 | s +pcapcal(ig)*(ptsoil(ig,1)*z1(ig)-lambda*zc(ig,1)-ptsrf(ig)) |
---|
749 | s /ptimestep |
---|
750 | ENDDO |
---|
751 | |
---|
752 | RETURN |
---|
753 | END SUBROUTINE SOIL |
---|
754 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
---|
755 | |
---|
756 | SUBROUTINE vdif_cd( ngrid,pz0,pg,pz,pu,pv,pts,ph,pcdv,pcdh) |
---|
757 | IMPLICIT NONE |
---|
758 | c======================================================================= |
---|
759 | c |
---|
760 | c Subject: computation of the surface drag coefficient using the |
---|
761 | c ------- approch developed by Loui for ECMWF. |
---|
762 | c |
---|
763 | c Author: Frederic Hourdin 15 /10 /93 |
---|
764 | c ------- |
---|
765 | c |
---|
766 | c Arguments: |
---|
767 | c ---------- |
---|
768 | c |
---|
769 | c inputs: |
---|
770 | c ------ |
---|
771 | c ngrid size of the horizontal grid |
---|
772 | c pg gravity (m s -2) |
---|
773 | c pz(ngrid) height of the first atmospheric layer |
---|
774 | c pu(ngrid) u component of the wind in that layer |
---|
775 | c pv(ngrid) v component of the wind in that layer |
---|
776 | c pts(ngrid) surfacte temperature |
---|
777 | c ph(ngrid) potential temperature T*(p/ps)^kappa |
---|
778 | c |
---|
779 | c outputs: |
---|
780 | c -------- |
---|
781 | c pcdv(ngrid) Cd for the wind |
---|
782 | c pcdh(ngrid) Cd for potential temperature |
---|
783 | c |
---|
784 | c======================================================================= |
---|
785 | c |
---|
786 | c----------------------------------------------------------------------- |
---|
787 | c Declarations: |
---|
788 | c ------------- |
---|
789 | |
---|
790 | c Arguments: |
---|
791 | c ---------- |
---|
792 | |
---|
793 | INTEGER ngrid,nlay |
---|
794 | REAL pz0(ngrid) |
---|
795 | REAL pg,pz(ngrid) |
---|
796 | REAL pu(ngrid),pv(ngrid) |
---|
797 | REAL pts(ngrid),ph(ngrid) |
---|
798 | REAL pcdv(ngrid),pcdh(ngrid) |
---|
799 | |
---|
800 | c Local: |
---|
801 | c ------ |
---|
802 | |
---|
803 | INTEGER ig |
---|
804 | |
---|
805 | REAL zu2,z1,zri,zcd0,zz |
---|
806 | |
---|
807 | REAL karman,b,c,d,c2b,c3bc,c3b,z0,umin2 |
---|
808 | LOGICAL firstcal |
---|
809 | DATA karman,b,c,d,umin2/.4,5.,5.,5.,1.e-12/ |
---|
810 | DATA firstcal/.true./ |
---|
811 | SAVE b,c,d,karman,c2b,c3bc,c3b,firstcal,umin2 |
---|
812 | |
---|
813 | c----------------------------------------------------------------------- |
---|
814 | c couche de surface: |
---|
815 | c ------------------ |
---|
816 | |
---|
817 | c DO ig=1,ngrid |
---|
818 | c zu2=pu(ig)*pu(ig)+pv(ig)*pv(ig)+umin2 |
---|
819 | c pcdv(ig)=pz0(ig)*(1.+sqrt(zu2)) |
---|
820 | c pcdh(ig)=pcdv(ig) |
---|
821 | c ENDDO |
---|
822 | c RETURN |
---|
823 | |
---|
824 | IF (firstcal) THEN |
---|
825 | c2b=2.*b |
---|
826 | c3bc=3.*b*c |
---|
827 | c3b=3.*b |
---|
828 | firstcal=.false. |
---|
829 | ENDIF |
---|
830 | |
---|
831 | c!!!! WARNING, verifier la formule originale de Louis! |
---|
832 | DO ig=1,ngrid |
---|
833 | zu2=pu(ig)*pu(ig)+pv(ig)*pv(ig)+umin2 |
---|
834 | zri=pg*pz(ig)*(ph(ig)-pts(ig))/(ph(ig)*zu2) |
---|
835 | z1=1.+pz(ig)/pz0(ig) |
---|
836 | zcd0=karman/log(z1) |
---|
837 | zcd0=zcd0*zcd0*sqrt(zu2) |
---|
838 | IF(zri.LT.0.) THEN |
---|
839 | z1=b*zri/(1.+c3bc*zcd0*sqrt(-z1*zri)) |
---|
840 | pcdv(ig)=zcd0*(1.-2.*z1) |
---|
841 | pcdh(ig)=zcd0*(1.-3.*z1) |
---|
842 | ELSE |
---|
843 | zz=sqrt(1.+d*zri) |
---|
844 | pcdv(ig)=zcd0/(1.+c2b*zri/zz) |
---|
845 | pcdh(ig)=zcd0/(1.+c3b*zri*zz) |
---|
846 | ENDIF |
---|
847 | ENDDO |
---|
848 | |
---|
849 | c----------------------------------------------------------------------- |
---|
850 | |
---|
851 | RETURN |
---|
852 | END SUBROUTINE vdif_cd |
---|
853 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
---|
854 | |
---|
855 | SUBROUTINE vdif_k(ngrid,nlay, |
---|
856 | s ptimestep,pg,pzlev,pzlay,pz0,pu,pv,ph,pcdv,pkv,pkh,pq2,pq2l) |
---|
857 | |
---|
858 | IMPLICIT NONE |
---|
859 | |
---|
860 | INTEGER ngrid,nlay |
---|
861 | |
---|
862 | REAL ptimestep |
---|
863 | REAL pzlay(ngrid,nlay),pzlev(ngrid,nlay+1) |
---|
864 | REAL pz0(ngrid) |
---|
865 | REAL pu(ngrid,nlay),pv(ngrid,nlay),ph(ngrid,nlay) |
---|
866 | REAL pg,pcdv(ngrid) |
---|
867 | REAL pkv(ngrid,nlay+1),pkh(ngrid,nlay+1) |
---|
868 | REAL pq2(ngrid,nlay+1),pq2l(ngrid,nlay+1) !!!! SARVESH ADDED to |
---|
869 | |
---|
870 | INTEGER ig,il |
---|
871 | REAL zdu,zdv,zri,zdvodz2,zdz,z1,lmix |
---|
872 | |
---|
873 | REAL karman |
---|
874 | SAVE karman |
---|
875 | ! DATA lmixmin,emin_turb,karman/100.,1.e-8,.4/ |
---|
876 | !!!!! SARVESH !!!!!! |
---|
877 | !Error: Host associated variable 'lmixmin' may not be in the DATA statement |
---|
878 | |
---|
879 | ! print*,'LMIXMIN',lmixmin |
---|
880 | DO ig=1,ngrid |
---|
881 | pkv(ig,1)=0. |
---|
882 | pkh(ig,1)=0. |
---|
883 | pkv(ig,nlay+1)=0. |
---|
884 | pkh(ig,nlay+1)=0. |
---|
885 | ENDDO |
---|
886 | c s ' zdu,zdv,zdz,zdovdz2,ph(ig,il)+ph(ig,il-1)' |
---|
887 | DO il=2,nlay |
---|
888 | DO ig=1,ngrid |
---|
889 | z1=pzlev(ig,il)+pz0(ig) |
---|
890 | lmix=karman*z1/(1.+karman*z1/lmixmin) |
---|
891 | c lmix=lmixmin |
---|
892 | c WARNING test lmix=lmixmin |
---|
893 | zdu=pu(ig,il)-pu(ig,il-1) |
---|
894 | zdv=pv(ig,il)-pv(ig,il-1) |
---|
895 | zdz=pzlay(ig,il)-pzlay(ig,il-1) |
---|
896 | zdvodz2=(zdu*zdu+zdv*zdv)/(zdz*zdz) |
---|
897 | IF(zdvodz2.LT.1.e-5) THEN |
---|
898 | pkv(ig,il)=lmix*sqrt(emin_turb) |
---|
899 | ELSE |
---|
900 | zri=2.*pg*(ph(ig,il)-ph(ig,il-1)) |
---|
901 | s / (zdz* (ph(ig,il)+ph(ig,il-1)) *zdvodz2 ) |
---|
902 | pkv(ig,il)= |
---|
903 | s lmix*sqrt(MAX(lmix*lmix*zdvodz2*(1-zri/.4),emin_turb)) |
---|
904 | ENDIF |
---|
905 | pkh(ig,il)=pkv(ig,il) |
---|
906 | c IF(ig.EQ.ngrid/2+1) PRINT*,il,lmix,pkv(ig,il), |
---|
907 | c s zdu,zdv,zdz,zdvodz2,ph(ig,il)+ph(ig,il-1), |
---|
908 | c s lmix*lmix*zdvodz2*(1-zri/.4),emin_turb,zri,ph(ig,il)-ph(ig,il-1), |
---|
909 | c s ph(ig,il),ph(ig,il-1) |
---|
910 | ENDDO |
---|
911 | ENDDO |
---|
912 | |
---|
913 | RETURN |
---|
914 | END SUBROUTINE vdif_k |
---|
915 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
---|
916 | |
---|
917 | SUBROUTINE multipl(n,x1,x2,y) |
---|
918 | IMPLICIT NONE |
---|
919 | c==================================================================== |
---|
920 | c |
---|
921 | c multiplication de deux vecteurs |
---|
922 | c |
---|
923 | c======================================================================= |
---|
924 | c |
---|
925 | INTEGER n,i |
---|
926 | REAL x1(n),x2(n),y(n) |
---|
927 | c |
---|
928 | DO 10 i=1,n |
---|
929 | y(i)=x1(i)*x2(i) |
---|
930 | 10 CONTINUE |
---|
931 | c |
---|
932 | RETURN |
---|
933 | END SUBROUTINE multipl |
---|
934 | !%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
---|
935 | END MODULE SURFACE_PROCESS |
---|