1 | SUBROUTINE vdifc(ngrid,nlay,nq,co2ice,ppopsk, |
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2 | $ ptimestep,pcapcal,lecrit, |
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3 | $ pplay,pplev,pzlay,pzlev,pz0, |
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4 | $ pu,pv,ph,pq,ptsrf,pemis,pqsurf, |
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5 | $ pdufi,pdvfi,pdhfi,pdqfi,pfluxsrf, |
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6 | $ pdudif,pdvdif,pdhdif,pdtsrf,pq2, |
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7 | $ pdqdif,pdqsdif,wmax,zcdv) |
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8 | IMPLICIT NONE |
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9 | |
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10 | c======================================================================= |
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11 | c |
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12 | c subject: |
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13 | c -------- |
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14 | c Turbulent diffusion (mixing) for potential T, U, V and tracer |
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15 | c |
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16 | c Shema implicite |
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17 | c On commence par rajouter au variables x la tendance physique |
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18 | c et on resoult en fait: |
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19 | c x(t+1) = x(t) + dt * (dx/dt)phys(t) + dt * (dx/dt)difv(t+1) |
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20 | c |
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21 | c author: |
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22 | c ------ |
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23 | c Hourdin/Forget/Fournier |
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24 | c======================================================================= |
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25 | |
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26 | c----------------------------------------------------------------------- |
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27 | c declarations: |
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28 | c ------------- |
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29 | |
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30 | #include "dimensions.h" |
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31 | #include "dimphys.h" |
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32 | #include "comcstfi.h" |
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33 | #include "callkeys.h" |
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34 | #include "surfdat.h" |
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35 | #include "comgeomfi.h" |
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36 | #include "tracer.h" |
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37 | |
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38 | #include "watercap.h" |
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39 | c |
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40 | c arguments: |
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41 | c ---------- |
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42 | |
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43 | INTEGER ngrid,nlay |
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44 | REAL ptimestep |
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45 | REAL pplay(ngrid,nlay),pplev(ngrid,nlay+1) |
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46 | REAL pzlay(ngrid,nlay),pzlev(ngrid,nlay+1) |
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47 | REAL pu(ngrid,nlay),pv(ngrid,nlay),ph(ngrid,nlay) |
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48 | REAL ptsrf(ngrid),pemis(ngrid) |
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49 | REAL pdufi(ngrid,nlay),pdvfi(ngrid,nlay),pdhfi(ngrid,nlay) |
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50 | REAL pfluxsrf(ngrid) |
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51 | REAL pdudif(ngrid,nlay),pdvdif(ngrid,nlay),pdhdif(ngrid,nlay) |
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52 | REAL pdtsrf(ngrid),pcapcal(ngrid) |
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53 | REAL pq2(ngrid,nlay+1) |
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54 | |
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55 | c Argument added for condensation: |
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56 | REAL co2ice (ngrid), ppopsk(ngrid,nlay) |
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57 | logical lecrit |
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58 | |
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59 | REAL pz0(ngridmx) ! surface roughness length (m) |
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60 | |
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61 | c Argument added to account for subgrid gustiness : |
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62 | |
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63 | REAL wmax(ngridmx) |
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64 | |
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65 | c Traceurs : |
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66 | integer nq |
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67 | REAL pqsurf(ngrid,nq) |
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68 | real pq(ngrid,nlay,nq), pdqfi(ngrid,nlay,nq) |
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69 | real pdqdif(ngrid,nlay,nq) |
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70 | real pdqsdif(ngrid,nq) |
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71 | |
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72 | c local: |
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73 | c ------ |
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74 | |
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75 | INTEGER ilev,ig,ilay,nlev |
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76 | |
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77 | REAL z4st,zdplanck(ngridmx) |
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78 | REAL zkv(ngridmx,nlayermx+1),zkh(ngridmx,nlayermx+1) |
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79 | REAL zcdv(ngridmx),zcdh(ngridmx) |
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80 | REAL zcdv_true(ngridmx),zcdh_true(ngridmx) |
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81 | REAL zu(ngridmx,nlayermx),zv(ngridmx,nlayermx) |
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82 | REAL zh(ngridmx,nlayermx) |
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83 | REAL ztsrf2(ngridmx) |
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84 | REAL z1(ngridmx),z2(ngridmx) |
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85 | REAL za(ngridmx,nlayermx),zb(ngridmx,nlayermx) |
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86 | REAL zb0(ngridmx,nlayermx) |
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87 | REAL zc(ngridmx,nlayermx),zd(ngridmx,nlayermx) |
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88 | REAL zcst1 |
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89 | REAL zu2 |
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90 | |
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91 | EXTERNAL SSUM,SCOPY |
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92 | REAL SSUM |
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93 | LOGICAL firstcall |
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94 | SAVE firstcall |
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95 | |
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96 | c variable added for CO2 condensation: |
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97 | c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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98 | REAL hh , zhcond(ngridmx,nlayermx) |
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99 | REAL latcond,tcond1mb |
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100 | REAL acond,bcond |
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101 | SAVE acond,bcond |
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102 | DATA latcond,tcond1mb/5.9e5,136.27/ |
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103 | |
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104 | c Tracers : |
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105 | c ~~~~~~~ |
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106 | INTEGER iq |
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107 | REAL zq(ngridmx,nlayermx,nqmx) |
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108 | REAL zq1temp(ngridmx) |
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109 | REAL rho(ngridmx) ! near surface air density |
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110 | REAL qsat(ngridmx) |
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111 | DATA firstcall/.true./ |
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112 | |
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113 | REAL kmixmin |
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114 | |
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115 | c ** un petit test de coherence |
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116 | c -------------------------- |
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117 | |
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118 | IF (firstcall) THEN |
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119 | IF(ngrid.NE.ngridmx) THEN |
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120 | PRINT*,'STOP dans vdifc' |
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121 | PRINT*,'probleme de dimensions :' |
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122 | PRINT*,'ngrid =',ngrid |
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123 | PRINT*,'ngridmx =',ngridmx |
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124 | STOP |
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125 | ENDIF |
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126 | c To compute: Tcond= 1./(bcond-acond*log(.0095*p)) (p in pascal) |
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127 | bcond=1./tcond1mb |
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128 | acond=r/latcond |
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129 | PRINT*,'In vdifc: Tcond(P=1mb)=',tcond1mb,' Lcond=',latcond |
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130 | PRINT*,' acond,bcond',acond,bcond |
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131 | |
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132 | firstcall=.false. |
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133 | ENDIF |
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134 | |
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135 | |
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136 | |
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137 | |
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138 | |
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139 | c----------------------------------------------------------------------- |
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140 | c 1. initialisation |
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141 | c ----------------- |
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142 | |
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143 | nlev=nlay+1 |
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144 | |
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145 | c ** calcul de rho*dz et dt*rho/dz=dt*rho**2 g/dp |
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146 | c avec rho=p/RT=p/ (R Theta) (p/ps)**kappa |
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147 | c ---------------------------------------- |
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148 | |
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149 | DO ilay=1,nlay |
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150 | DO ig=1,ngrid |
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151 | za(ig,ilay)=(pplev(ig,ilay)-pplev(ig,ilay+1))/g |
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152 | ENDDO |
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153 | ENDDO |
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154 | |
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155 | zcst1=4.*g*ptimestep/(r*r) |
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156 | DO ilev=2,nlev-1 |
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157 | DO ig=1,ngrid |
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158 | zb0(ig,ilev)=pplev(ig,ilev)* |
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159 | s (pplev(ig,1)/pplev(ig,ilev))**rcp / |
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160 | s (ph(ig,ilev-1)+ph(ig,ilev)) |
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161 | zb0(ig,ilev)=zcst1*zb0(ig,ilev)*zb0(ig,ilev)/ |
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162 | s (pplay(ig,ilev-1)-pplay(ig,ilev)) |
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163 | ENDDO |
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164 | ENDDO |
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165 | DO ig=1,ngrid |
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166 | zb0(ig,1)=ptimestep*pplev(ig,1)/(r*ptsrf(ig)) |
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167 | ENDDO |
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168 | |
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169 | c ** diagnostique pour l'initialisation |
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170 | c ---------------------------------- |
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171 | |
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172 | IF(lecrit) THEN |
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173 | ig=ngrid/2+1 |
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174 | PRINT*,'Pression (mbar) ,altitude (km),u,v,theta, rho dz' |
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175 | DO ilay=1,nlay |
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176 | WRITE(*,'(6f11.5)') |
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177 | s .01*pplay(ig,ilay),.001*pzlay(ig,ilay), |
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178 | s pu(ig,ilay),pv(ig,ilay),ph(ig,ilay),za(ig,ilay) |
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179 | ENDDO |
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180 | PRINT*,'Pression (mbar) ,altitude (km),zb' |
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181 | DO ilev=1,nlay |
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182 | WRITE(*,'(3f15.7)') |
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183 | s .01*pplev(ig,ilev),.001*pzlev(ig,ilev), |
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184 | s zb0(ig,ilev) |
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185 | ENDDO |
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186 | ENDIF |
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187 | |
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188 | c Potential Condensation temperature: |
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189 | c ----------------------------------- |
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190 | |
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191 | c if (callcond) then |
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192 | c DO ilev=1,nlay |
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193 | c DO ig=1,ngrid |
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194 | c zhcond(ig,ilev) = |
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195 | c & (1./(bcond-acond*log(.0095*pplay(ig,ilev))))/ppopsk(ig,ilev) |
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196 | c END DO |
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197 | c END DO |
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198 | c else |
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199 | call zerophys(ngrid*nlay,zhcond) |
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200 | c end if |
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201 | |
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202 | |
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203 | c----------------------------------------------------------------------- |
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204 | c 2. ajout des tendances physiques |
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205 | c ----------------------------- |
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206 | |
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207 | DO ilev=1,nlay |
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208 | DO ig=1,ngrid |
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209 | zu(ig,ilev)=pu(ig,ilev)+pdufi(ig,ilev)*ptimestep |
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210 | zv(ig,ilev)=pv(ig,ilev)+pdvfi(ig,ilev)*ptimestep |
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211 | zh(ig,ilev)=ph(ig,ilev)+pdhfi(ig,ilev)*ptimestep |
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212 | zh(ig,ilev)=max(zh(ig,ilev),zhcond(ig,ilev)) |
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213 | ENDDO |
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214 | ENDDO |
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215 | if(tracer) then |
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216 | DO iq =1, nq |
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217 | DO ilev=1,nlay |
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218 | DO ig=1,ngrid |
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219 | zq(ig,ilev,iq)=pq(ig,ilev,iq)+pdqfi(ig,ilev,iq)*ptimestep |
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220 | ENDDO |
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221 | ENDDO |
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222 | ENDDO |
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223 | end if |
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224 | |
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225 | c----------------------------------------------------------------------- |
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226 | c 3. schema de turbulence |
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227 | c -------------------- |
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228 | |
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229 | c ** source d'energie cinetique turbulente a la surface |
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230 | c (condition aux limites du schema de diffusion turbulente |
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231 | c dans la couche limite |
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232 | c --------------------- |
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233 | |
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234 | CALL vdif_cd(ngrid,nlay,pz0,g,pzlay,pu,pv,ptsrf,ph |
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235 | & ,zcdv_true,zcdh_true) |
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236 | |
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237 | DO ig=1,ngrid |
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238 | |
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239 | zu2=pu(ig,1)*pu(ig,1)+pv(ig,1)*pv(ig,1) |
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240 | & +(1.2*wmax(ig))**2 |
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241 | |
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242 | zcdv(ig)=zcdv_true(ig)*sqrt(zu2) |
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243 | zcdh(ig)=zcdh_true(ig)*sqrt(zu2) |
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244 | |
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245 | ENDDO |
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246 | |
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247 | ! Some usefull diagnostics for the new surface layer parametrization : |
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248 | |
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249 | ! call WRITEDIAGFI(ngridmx,'Cd', |
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250 | ! & 'momentum drag','no units', |
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251 | ! & 2,zcdv_true) |
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252 | ! call WRITEDIAGFI(ngridmx,'Ch', |
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253 | ! & 'heat drag','no units', |
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254 | ! & 2,zcdh_true) |
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255 | ! call WRITEDIAGFI(ngridmx,'u*', |
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256 | ! & 'friction velocity','m/s', |
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257 | ! & 2,zcdv) |
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258 | ! call WRITEDIAGFI(ngridmx,'T*', |
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259 | ! & 'friction temperature','m/s', |
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260 | ! & 2,zcdh) |
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261 | |
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262 | |
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263 | c ** schema de diffusion turbulente dans la couche limite |
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264 | c ---------------------------------------------------- |
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265 | |
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266 | CALL vdif_kc(ptimestep,g,pzlev,pzlay |
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267 | & ,pu,pv,ph,zcdv_true |
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268 | & ,pq2,zkv,zkh) |
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269 | |
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270 | if ((doubleq).and.(ngrid.eq.1)) then |
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271 | kmixmin = 80. !80.! minimum eddy mix coeff in 1D |
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272 | do ilev=1,nlay |
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273 | do ig=1,ngrid |
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274 | zkh(ig,ilev) = max(kmixmin,zkh(ig,ilev)) |
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275 | zkv(ig,ilev) = max(kmixmin,zkv(ig,ilev)) |
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276 | end do |
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277 | end do |
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278 | end if |
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279 | |
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280 | c ** diagnostique pour le schema de turbulence |
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281 | c ----------------------------------------- |
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282 | |
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283 | IF(lecrit) THEN |
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284 | PRINT* |
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285 | PRINT*,'Diagnostic for the vertical turbulent mixing' |
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286 | PRINT*,'Cd for momentum and potential temperature' |
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287 | |
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288 | PRINT*,zcdv(ngrid/2+1),zcdh(ngrid/2+1) |
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289 | PRINT*,'Mixing coefficient for momentum and pot.temp.' |
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290 | DO ilev=1,nlay |
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291 | PRINT*,zkv(ngrid/2+1,ilev),zkh(ngrid/2+1,ilev) |
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292 | ENDDO |
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293 | ENDIF |
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294 | |
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295 | |
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296 | |
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297 | |
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298 | c----------------------------------------------------------------------- |
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299 | c 4. inversion pour l'implicite sur u |
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300 | c -------------------------------- |
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301 | |
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302 | c ** l'equation est |
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303 | c u(t+1) = u(t) + dt * {(du/dt)phys}(t) + dt * {(du/dt)difv}(t+1) |
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304 | c avec |
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305 | c /zu/ = u(t) + dt * {(du/dt)phys}(t) (voir paragraphe 2.) |
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306 | c et |
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307 | c dt * {(du/dt)difv}(t+1) = dt * {(d/dz)[ Ku (du/dz) ]}(t+1) |
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308 | c donc les entrees sont /zcdv/ pour la condition a la limite sol |
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309 | c et /zkv/ = Ku |
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310 | |
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311 | CALL multipl((nlay-1)*ngrid,zkv(1,2),zb0(1,2),zb(1,2)) |
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312 | CALL multipl(ngrid,zcdv,zb0,zb) |
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313 | |
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314 | DO ig=1,ngrid |
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315 | z1(ig)=1./(za(ig,nlay)+zb(ig,nlay)) |
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316 | zc(ig,nlay)=za(ig,nlay)*zu(ig,nlay)*z1(ig) |
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317 | zd(ig,nlay)=zb(ig,nlay)*z1(ig) |
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318 | ENDDO |
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319 | |
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320 | DO ilay=nlay-1,1,-1 |
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321 | DO ig=1,ngrid |
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322 | z1(ig)=1./(za(ig,ilay)+zb(ig,ilay)+ |
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323 | $ zb(ig,ilay+1)*(1.-zd(ig,ilay+1))) |
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324 | zc(ig,ilay)=(za(ig,ilay)*zu(ig,ilay)+ |
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325 | $ zb(ig,ilay+1)*zc(ig,ilay+1))*z1(ig) |
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326 | zd(ig,ilay)=zb(ig,ilay)*z1(ig) |
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327 | ENDDO |
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328 | ENDDO |
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329 | |
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330 | DO ig=1,ngrid |
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331 | zu(ig,1)=zc(ig,1) |
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332 | ENDDO |
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333 | DO ilay=2,nlay |
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334 | DO ig=1,ngrid |
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335 | zu(ig,ilay)=zc(ig,ilay)+zd(ig,ilay)*zu(ig,ilay-1) |
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336 | ENDDO |
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337 | ENDDO |
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338 | |
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339 | |
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340 | |
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341 | |
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342 | |
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343 | c----------------------------------------------------------------------- |
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344 | c 5. inversion pour l'implicite sur v |
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345 | c -------------------------------- |
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346 | |
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347 | c ** l'equation est |
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348 | c v(t+1) = v(t) + dt * {(dv/dt)phys}(t) + dt * {(dv/dt)difv}(t+1) |
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349 | c avec |
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350 | c /zv/ = v(t) + dt * {(dv/dt)phys}(t) (voir paragraphe 2.) |
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351 | c et |
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352 | c dt * {(dv/dt)difv}(t+1) = dt * {(d/dz)[ Kv (dv/dz) ]}(t+1) |
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353 | c donc les entrees sont /zcdv/ pour la condition a la limite sol |
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354 | c et /zkv/ = Kv |
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355 | |
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356 | DO ig=1,ngrid |
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357 | z1(ig)=1./(za(ig,nlay)+zb(ig,nlay)) |
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358 | zc(ig,nlay)=za(ig,nlay)*zv(ig,nlay)*z1(ig) |
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359 | zd(ig,nlay)=zb(ig,nlay)*z1(ig) |
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360 | ENDDO |
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361 | |
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362 | DO ilay=nlay-1,1,-1 |
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363 | DO ig=1,ngrid |
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364 | z1(ig)=1./(za(ig,ilay)+zb(ig,ilay)+ |
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365 | $ zb(ig,ilay+1)*(1.-zd(ig,ilay+1))) |
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366 | zc(ig,ilay)=(za(ig,ilay)*zv(ig,ilay)+ |
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367 | $ zb(ig,ilay+1)*zc(ig,ilay+1))*z1(ig) |
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368 | zd(ig,ilay)=zb(ig,ilay)*z1(ig) |
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369 | ENDDO |
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370 | ENDDO |
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371 | |
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372 | DO ig=1,ngrid |
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373 | zv(ig,1)=zc(ig,1) |
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374 | ENDDO |
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375 | DO ilay=2,nlay |
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376 | DO ig=1,ngrid |
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377 | zv(ig,ilay)=zc(ig,ilay)+zd(ig,ilay)*zv(ig,ilay-1) |
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378 | ENDDO |
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379 | ENDDO |
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380 | |
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381 | |
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382 | |
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383 | |
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384 | |
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385 | c----------------------------------------------------------------------- |
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386 | c 6. inversion pour l'implicite sur h sans oublier le couplage |
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387 | c avec le sol (conduction) |
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388 | c ------------------------ |
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389 | |
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390 | c ** l'equation est |
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391 | c h(t+1) = h(t) + dt * {(dh/dt)phys}(t) + dt * {(dh/dt)difv}(t+1) |
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392 | c avec |
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393 | c /zh/ = h(t) + dt * {(dh/dt)phys}(t) (voir paragraphe 2.) |
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394 | c et |
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395 | c dt * {(dh/dt)difv}(t+1) = dt * {(d/dz)[ Kh (dh/dz) ]}(t+1) |
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396 | c donc les entrees sont /zcdh/ pour la condition de raccord au sol |
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397 | c et /zkh/ = Kh |
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398 | c ------------- |
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399 | |
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400 | CALL multipl((nlay-1)*ngrid,zkh(1,2),zb0(1,2),zb(1,2)) |
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401 | CALL multipl(ngrid,zcdh,zb0,zb) |
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402 | |
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403 | DO ig=1,ngrid |
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404 | z1(ig)=1./(za(ig,nlay)+zb(ig,nlay)) |
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405 | zc(ig,nlay)=za(ig,nlay)*zh(ig,nlay)*z1(ig) |
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406 | zd(ig,nlay)=zb(ig,nlay)*z1(ig) |
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407 | ENDDO |
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408 | |
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409 | DO ilay=nlay-1,1,-1 |
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410 | DO ig=1,ngrid |
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411 | z1(ig)=1./(za(ig,ilay)+zb(ig,ilay)+ |
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412 | $ zb(ig,ilay+1)*(1.-zd(ig,ilay+1))) |
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413 | zc(ig,ilay)=(za(ig,ilay)*zh(ig,ilay)+ |
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414 | $ zb(ig,ilay+1)*zc(ig,ilay+1))*z1(ig) |
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415 | zd(ig,ilay)=zb(ig,ilay)*z1(ig) |
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416 | ENDDO |
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417 | ENDDO |
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418 | |
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419 | c ** calcul de (d Planck / dT) a la temperature d'interface |
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420 | c ------------------------------------------------------ |
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421 | |
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422 | z4st=4.*5.67e-8*ptimestep |
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423 | DO ig=1,ngrid |
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424 | zdplanck(ig)=z4st*pemis(ig)*ptsrf(ig)*ptsrf(ig)*ptsrf(ig) |
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425 | ENDDO |
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426 | |
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427 | c ** calcul de la temperature_d'interface et de sa tendance. |
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428 | c on ecrit que la somme des flux est nulle a l'interface |
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429 | c a t + \delta t, |
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430 | c c'est a dire le flux radiatif a {t + \delta t} |
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431 | c + le flux turbulent a {t + \delta t} |
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432 | c qui s'ecrit K (T1-Tsurf) avec T1 = d1 Tsurf + c1 |
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433 | c (notation K dt = /cpp*b/) |
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434 | c + le flux dans le sol a t |
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435 | c + l'evolution du flux dans le sol lorsque la temperature d'interface |
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436 | c passe de sa valeur a t a sa valeur a {t + \delta t}. |
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437 | c ---------------------------------------------------- |
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438 | |
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439 | DO ig=1,ngrid |
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440 | z1(ig)=pcapcal(ig)*ptsrf(ig)+cpp*zb(ig,1)*zc(ig,1) |
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441 | s +zdplanck(ig)*ptsrf(ig)+ pfluxsrf(ig)*ptimestep |
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442 | z2(ig)= pcapcal(ig)+cpp*zb(ig,1)*(1.-zd(ig,1))+zdplanck(ig) |
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443 | ztsrf2(ig)=z1(ig)/z2(ig) |
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444 | pdtsrf(ig)=(ztsrf2(ig)-ptsrf(ig))/ptimestep |
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445 | |
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446 | c Modif speciale CO2 condensation: |
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447 | c tconds = 1./(bcond-acond*log(.0095*pplev(ig,1))) |
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448 | c if ((callcond).and. |
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449 | c & ((co2ice(ig).ne.0).or.(ztsrf2(ig).lt.tconds)))then |
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450 | c zh(ig,1)=zc(ig,1)+zd(ig,1)*tconds |
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451 | c else |
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452 | zh(ig,1)=zc(ig,1)+zd(ig,1)*ztsrf2(ig) |
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453 | c end if |
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454 | ENDDO |
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455 | |
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456 | c ** et a partir de la temperature au sol on remonte |
---|
457 | c ----------------------------------------------- |
---|
458 | |
---|
459 | DO ilay=2,nlay |
---|
460 | DO ig=1,ngrid |
---|
461 | hh = max( zh(ig,ilay-1) , zhcond(ig,ilay-1) ) ! modif co2cond |
---|
462 | zh(ig,ilay)=zc(ig,ilay)+zd(ig,ilay)*hh |
---|
463 | ENDDO |
---|
464 | ENDDO |
---|
465 | |
---|
466 | |
---|
467 | c----------------------------------------------------------------------- |
---|
468 | c TRACERS |
---|
469 | c ------- |
---|
470 | |
---|
471 | if(tracer) then |
---|
472 | |
---|
473 | c Using the wind modified by friction for lifting and sublimation |
---|
474 | c ---------------------------------------------------------------- |
---|
475 | DO ig=1,ngrid |
---|
476 | zu2=zu(ig,1)*zu(ig,1)+zv(ig,1)*zv(ig,1) |
---|
477 | zcdv(ig)=zcdv_true(ig)*sqrt(zu2) |
---|
478 | zcdh(ig)=zcdh_true(ig)*sqrt(zu2) |
---|
479 | ENDDO |
---|
480 | |
---|
481 | c Calcul du flux vertical au bas de la premiere couche (dust) : |
---|
482 | c ----------------------------------------------------------- |
---|
483 | do ig=1,ngridmx |
---|
484 | rho(ig) = zb0(ig,1) /ptimestep |
---|
485 | c zb(ig,1) = 0. |
---|
486 | end do |
---|
487 | c Dust lifting: |
---|
488 | if (lifting) then |
---|
489 | if (doubleq.AND.submicron) then |
---|
490 | do ig=1,ngrid |
---|
491 | c if(co2ice(ig).lt.1) then |
---|
492 | pdqsdif(ig,igcm_dust_mass) = |
---|
493 | & -alpha_lift(igcm_dust_mass) |
---|
494 | pdqsdif(ig,igcm_dust_number) = |
---|
495 | & -alpha_lift(igcm_dust_number) |
---|
496 | pdqsdif(ig,igcm_dust_submicron) = |
---|
497 | & -alpha_lift(igcm_dust_submicron) |
---|
498 | c end if |
---|
499 | end do |
---|
500 | else if (doubleq) then |
---|
501 | do ig=1,ngrid |
---|
502 | !!! soulevement constant |
---|
503 | pdqsdif(ig,igcm_dust_mass) = |
---|
504 | & -alpha_lift(igcm_dust_mass) |
---|
505 | pdqsdif(ig,igcm_dust_number) = |
---|
506 | & -alpha_lift(igcm_dust_number) |
---|
507 | end do |
---|
508 | else if (submicron) then |
---|
509 | do ig=1,ngrid |
---|
510 | pdqsdif(ig,igcm_dust_submicron) = |
---|
511 | & -alpha_lift(igcm_dust_submicron) |
---|
512 | end do |
---|
513 | else |
---|
514 | call dustlift(ngrid,nlay,nq,rho,zcdh_true,zcdh,co2ice, |
---|
515 | & pdqsdif) |
---|
516 | endif !doubleq.AND.submicron |
---|
517 | else |
---|
518 | pdqsdif(1:ngrid,1:nq) = 0. |
---|
519 | end if |
---|
520 | |
---|
521 | c OU calcul de la valeur de q a la surface (water) : |
---|
522 | c ---------------------------------------- |
---|
523 | if (water) then |
---|
524 | call watersat(ngridmx,ptsrf,pplev(1,1),qsat) |
---|
525 | end if |
---|
526 | |
---|
527 | c Inversion pour l'implicite sur q |
---|
528 | c -------------------------------- |
---|
529 | do iq=1,nq |
---|
530 | CALL multipl((nlay-1)*ngrid,zkh(1,2),zb0(1,2),zb(1,2)) |
---|
531 | |
---|
532 | if ((water).and.(iq.eq.igcm_h2o_vap)) then |
---|
533 | c This line is required to account for turbulent transport |
---|
534 | c from surface (e.g. ice) to mid-layer of atmosphere: |
---|
535 | CALL multipl(ngrid,zcdv,zb0,zb(1,1)) |
---|
536 | CALL multipl(ngrid,dryness,zb(1,1),zb(1,1)) |
---|
537 | else ! (re)-initialize zb(:,1) |
---|
538 | zb(1:ngrid,1)=0 |
---|
539 | end if |
---|
540 | |
---|
541 | DO ig=1,ngrid |
---|
542 | z1(ig)=1./(za(ig,nlay)+zb(ig,nlay)) |
---|
543 | zc(ig,nlay)=za(ig,nlay)*zq(ig,nlay,iq)*z1(ig) |
---|
544 | zd(ig,nlay)=zb(ig,nlay)*z1(ig) |
---|
545 | ENDDO |
---|
546 | |
---|
547 | DO ilay=nlay-1,2,-1 |
---|
548 | DO ig=1,ngrid |
---|
549 | z1(ig)=1./(za(ig,ilay)+zb(ig,ilay)+ |
---|
550 | $ zb(ig,ilay+1)*(1.-zd(ig,ilay+1))) |
---|
551 | zc(ig,ilay)=(za(ig,ilay)*zq(ig,ilay,iq)+ |
---|
552 | $ zb(ig,ilay+1)*zc(ig,ilay+1))*z1(ig) |
---|
553 | zd(ig,ilay)=zb(ig,ilay)*z1(ig) |
---|
554 | ENDDO |
---|
555 | ENDDO |
---|
556 | |
---|
557 | if (water.and.(iq.eq.igcm_h2o_ice)) then |
---|
558 | ! special case for water ice tracer: do not include |
---|
559 | ! h2o ice tracer from surface (which is set when handling |
---|
560 | ! h2o vapour case (see further down). |
---|
561 | DO ig=1,ngrid |
---|
562 | z1(ig)=1./(za(ig,1)+zb(ig,1)+ |
---|
563 | $ zb(ig,2)*(1.-zd(ig,2))) |
---|
564 | zc(ig,1)=(za(ig,1)*zq(ig,1,iq)+ |
---|
565 | $ zb(ig,2)*zc(ig,2)) *z1(ig) |
---|
566 | ENDDO |
---|
567 | else ! general case |
---|
568 | DO ig=1,ngrid |
---|
569 | z1(ig)=1./(za(ig,1)+zb(ig,1)+ |
---|
570 | $ zb(ig,2)*(1.-zd(ig,2))) |
---|
571 | zc(ig,1)=(za(ig,1)*zq(ig,1,iq)+ |
---|
572 | $ zb(ig,2)*zc(ig,2) + |
---|
573 | $ (-pdqsdif(ig,iq)) *ptimestep) *z1(ig) !tracer flux from surface |
---|
574 | ENDDO |
---|
575 | endif ! of if (water.and.(iq.eq.igcm_h2o_ice)) |
---|
576 | |
---|
577 | IF ((water).and.(iq.eq.igcm_h2o_vap)) then |
---|
578 | c Calculation for turbulent exchange with the surface (for ice) |
---|
579 | DO ig=1,ngrid |
---|
580 | zd(ig,1)=zb(ig,1)*z1(ig) |
---|
581 | zq1temp(ig)=zc(ig,1)+ zd(ig,1)*qsat(ig) |
---|
582 | |
---|
583 | pdqsdif(ig,igcm_h2o_ice)=rho(ig)*dryness(ig)*zcdv(ig) |
---|
584 | & *(zq1temp(ig)-qsat(ig)) |
---|
585 | c write(*,*)'flux vers le sol=',pdqsdif(ig,nq) |
---|
586 | END DO |
---|
587 | |
---|
588 | DO ig=1,ngrid |
---|
589 | if(.not.watercaptag(ig)) then |
---|
590 | if ((-pdqsdif(ig,igcm_h2o_ice)*ptimestep) |
---|
591 | & .gt.pqsurf(ig,igcm_h2o_ice)) then |
---|
592 | c write(*,*)'on sublime plus que qsurf!' |
---|
593 | pdqsdif(ig,igcm_h2o_ice)= |
---|
594 | & -pqsurf(ig,igcm_h2o_ice)/ptimestep |
---|
595 | c write(*,*)'flux vers le sol=',pdqsdif(ig,nq) |
---|
596 | z1(ig)=1./(za(ig,1)+ zb(ig,2)*(1.-zd(ig,2))) |
---|
597 | zc(ig,1)=(za(ig,1)*zq(ig,1,igcm_h2o_vap)+ |
---|
598 | $ zb(ig,2)*zc(ig,2) + |
---|
599 | $ (-pdqsdif(ig,igcm_h2o_ice)) *ptimestep) *z1(ig) |
---|
600 | zq1temp(ig)=zc(ig,1) |
---|
601 | endif |
---|
602 | endif ! if (.not.watercaptag(ig)) |
---|
603 | c Starting upward calculations for water : |
---|
604 | zq(ig,1,igcm_h2o_vap)=zq1temp(ig) |
---|
605 | ENDDO ! of DO ig=1,ngrid |
---|
606 | ELSE |
---|
607 | c Starting upward calculations for simple mixing of tracer (dust) |
---|
608 | DO ig=1,ngrid |
---|
609 | zq(ig,1,iq)=zc(ig,1) |
---|
610 | ENDDO |
---|
611 | END IF ! of IF ((water).and.(iq.eq.igcm_h2o_vap)) |
---|
612 | |
---|
613 | DO ilay=2,nlay |
---|
614 | DO ig=1,ngrid |
---|
615 | zq(ig,ilay,iq)=zc(ig,ilay)+zd(ig,ilay)*zq(ig,ilay-1,iq) |
---|
616 | ENDDO |
---|
617 | ENDDO |
---|
618 | enddo ! of do iq=1,nq |
---|
619 | end if ! of if(tracer) |
---|
620 | |
---|
621 | c----------------------------------------------------------------------- |
---|
622 | c 8. calcul final des tendances de la diffusion verticale |
---|
623 | c ---------------------------------------------------- |
---|
624 | |
---|
625 | DO ilev = 1, nlay |
---|
626 | DO ig=1,ngrid |
---|
627 | pdudif(ig,ilev)=( zu(ig,ilev)- |
---|
628 | $ (pu(ig,ilev)+pdufi(ig,ilev)*ptimestep) )/ptimestep |
---|
629 | pdvdif(ig,ilev)=( zv(ig,ilev)- |
---|
630 | $ (pv(ig,ilev)+pdvfi(ig,ilev)*ptimestep) )/ptimestep |
---|
631 | hh = max(ph(ig,ilev)+pdhfi(ig,ilev)*ptimestep , |
---|
632 | $ zhcond(ig,ilev)) ! modif co2cond |
---|
633 | pdhdif(ig,ilev)=( zh(ig,ilev)- hh )/ptimestep |
---|
634 | ENDDO |
---|
635 | ENDDO |
---|
636 | |
---|
637 | |
---|
638 | if (tracer) then |
---|
639 | DO iq = 1, nq |
---|
640 | DO ilev = 1, nlay |
---|
641 | DO ig=1,ngrid |
---|
642 | pdqdif(ig,ilev,iq)=(zq(ig,ilev,iq)- |
---|
643 | $ (pq(ig,ilev,iq) + pdqfi(ig,ilev,iq)*ptimestep))/ptimestep |
---|
644 | ENDDO |
---|
645 | ENDDO |
---|
646 | ENDDO |
---|
647 | end if |
---|
648 | |
---|
649 | c ** diagnostique final |
---|
650 | c ------------------ |
---|
651 | |
---|
652 | IF(lecrit) THEN |
---|
653 | PRINT*,'In vdif' |
---|
654 | PRINT*,'Ts (t) and Ts (t+st)' |
---|
655 | WRITE(*,'(a10,3a15)') |
---|
656 | s 'theta(t)','theta(t+dt)','u(t)','u(t+dt)' |
---|
657 | PRINT*,ptsrf(ngrid/2+1),ztsrf2(ngrid/2+1) |
---|
658 | DO ilev=1,nlay |
---|
659 | WRITE(*,'(4f15.7)') |
---|
660 | s ph(ngrid/2+1,ilev),zh(ngrid/2+1,ilev), |
---|
661 | s pu(ngrid/2+1,ilev),zu(ngrid/2+1,ilev) |
---|
662 | |
---|
663 | ENDDO |
---|
664 | ENDIF |
---|
665 | |
---|
666 | if (calltherm .and. outptherm) then |
---|
667 | if (ngrid .eq. 1) then |
---|
668 | call WRITEDIAGFI(ngrid,'zh','zh inside vdifc', |
---|
669 | & 'SI',1,ph(:,:)+pdhfi(:,:)*ptimestep) |
---|
670 | call WRITEDIAGFI(ngrid,'zkh','zkh', |
---|
671 | & 'SI',1,zkh) |
---|
672 | endif |
---|
673 | endif |
---|
674 | |
---|
675 | RETURN |
---|
676 | END |
---|