1 | |
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2 | ! $Header$ |
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3 | |
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4 | SUBROUTINE advx(limit,dtx,pbaru,sm,s0, & |
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5 | sx,sy,sz,lati,latf) |
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6 | USE lmdz_dimensions, ONLY: iim, jjm, llm, ndm |
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7 | USE lmdz_paramet |
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8 | IMPLICIT NONE |
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9 | |
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10 | !CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
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11 | ! C |
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12 | ! first-order moments (FOM) advection of tracer in X direction C |
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13 | ! C |
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14 | ! Source : Pascal Simon (Meteo,CNRM) C |
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15 | ! Adaptation : A.Armengaud (LGGE) juin 94 C |
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16 | ! C |
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17 | ! limit,dtx,pbaru,pbarv,sm,s0,sx,sy,sz C |
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18 | ! sont des arguments d'entree pour le s-pg... C |
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19 | ! C |
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20 | ! sm,s0,sx,sy,sz C |
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21 | ! sont les arguments de sortie pour le s-pg C |
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22 | ! C |
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23 | !CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
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24 | |
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25 | ! parametres principaux du modele |
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26 | ! |
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27 | |
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28 | |
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29 | |
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30 | ! Arguments : |
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31 | ! ----------- |
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32 | ! dtx : frequence fictive d'appel du transport |
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33 | ! pbaru, pbarv : flux de masse en x et y en Pa.m2.s-1 |
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34 | |
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35 | INTEGER :: ntra |
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36 | PARAMETER (ntra = 1) |
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37 | |
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38 | ! ATTENTION partout ou on trouve ntra, insertion de boucle |
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39 | ! possible dans l'avenir. |
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40 | |
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41 | REAL :: dtx |
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42 | REAL :: pbaru ( iip1,jjp1,llm ) |
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43 | |
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44 | ! moments: SM total mass in each grid box |
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45 | ! S0 mass of tracer in each grid box |
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46 | ! Si 1rst order moment in i direction |
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47 | |
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48 | REAL :: SM(iip1,jjp1,llm),S0(iip1,jjp1,llm,ntra) |
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49 | REAL :: sx(iip1,jjp1,llm,ntra) & |
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50 | ,sy(iip1,jjp1,llm,ntra) |
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51 | REAL :: sz(iip1,jjp1,llm,ntra) |
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52 | |
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53 | ! Local : |
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54 | ! ------- |
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55 | |
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56 | ! mass fluxes across the boundaries (UGRI,VGRI,WGRI) |
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57 | ! mass fluxes in kg |
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58 | ! declaration : |
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59 | |
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60 | REAL :: UGRI(iip1,jjp1,llm) |
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61 | |
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62 | ! Rem : VGRI et WGRI ne sont pas utilises dans |
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63 | ! cette SUBROUTINE ( advection en x uniquement ) |
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64 | |
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65 | ! Ti are the moments for the current latitude and level |
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66 | |
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67 | REAL :: TM(iim) |
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68 | REAL :: T0(iim,ntra),TX(iim,ntra) |
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69 | REAL :: TY(iim,ntra),TZ(iim,ntra) |
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70 | REAL :: TEMPTM ! just a temporary variable |
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71 | |
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72 | ! the moments F are similarly defined and used as temporary |
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73 | ! storage for portions of the grid boxes in transit |
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74 | |
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75 | REAL :: FM(iim) |
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76 | REAL :: F0(iim,ntra),FX(iim,ntra) |
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77 | REAL :: FY(iim,ntra),FZ(iim,ntra) |
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78 | |
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79 | ! work arrays |
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80 | |
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81 | REAL :: ALF(iim),ALF1(iim),ALFQ(iim),ALF1Q(iim) |
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82 | |
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83 | REAL :: SMNEW(iim),UEXT(iim) |
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84 | |
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85 | REAL :: sqi,sqf |
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86 | |
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87 | LOGICAL :: LIMIT |
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88 | INTEGER :: NUM(jjp1),LONK,NUMK |
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89 | INTEGER :: lon,lati,latf,niv |
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90 | INTEGER :: i,i2,i3,j,jv,l,k,itrac |
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91 | |
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92 | lon = iim |
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93 | niv = llm |
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94 | |
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95 | ! *** Test de passage d'arguments ****** |
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96 | |
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97 | |
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98 | ! ------------------------------------- |
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99 | DO j = 1,jjp1 |
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100 | NUM(j) = 1 |
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101 | END DO |
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102 | sqi = 0. |
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103 | sqf = 0. |
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104 | |
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105 | DO l = 1,llm |
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106 | DO j = 1,jjp1 |
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107 | DO i = 1,iim |
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108 | !IM 240305 sqi = sqi + S0(i,j,l,9) |
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109 | sqi = sqi + S0(i,j,l,ntra) |
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110 | ENDDO |
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111 | ENDDO |
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112 | ENDDO |
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113 | PRINT*,'-------- DIAG DANS ADVX - ENTREE ---------' |
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114 | PRINT*,'sqi=',sqi |
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115 | |
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116 | |
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117 | ! Interface : adaptation nouveau modele |
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118 | ! ------------------------------------- |
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119 | |
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120 | ! --------------------------------------------------------- |
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121 | ! Conversion des flux de masses en kg/s |
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122 | ! pbaru est en N/s d'ou : |
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123 | ! ugri est en kg/s |
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124 | |
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125 | DO l = 1,llm |
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126 | DO j = 1,jjm+1 |
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127 | DO i = 1,iip1 |
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128 | ! ugri (i,j,llm+1-l) = pbaru (i,j,l) * ( dsig(l) / g ) |
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129 | ugri (i,j,llm+1-l) = pbaru (i,j,l) |
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130 | END DO |
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131 | END DO |
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132 | END DO |
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133 | |
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134 | |
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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 | ! start here |
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140 | |
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141 | ! boucle principale sur les niveaux et les latitudes |
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142 | |
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143 | DO L=1,NIV |
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144 | DO K=lati,latf |
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145 | |
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146 | ! initialisation |
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147 | |
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148 | ! program assumes periodic boundaries in X |
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149 | |
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150 | DO I=2,LON |
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151 | SMNEW(I)=SM(I,K,L)+(UGRI(I-1,K,L)-UGRI(I,K,L))*DTX |
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152 | END DO |
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153 | SMNEW(1)=SM(1,K,L)+(UGRI(LON,K,L)-UGRI(1,K,L))*DTX |
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154 | |
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155 | ! modifications for extended polar zones |
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156 | |
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157 | NUMK=NUM(K) |
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158 | LONK=LON/NUMK |
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159 | |
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160 | IF(NUMK>1) THEN |
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161 | |
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162 | DO I=1,LON |
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163 | TM(I)=0. |
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164 | END DO |
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165 | DO JV=1,NTRA |
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166 | DO I=1,LON |
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167 | T0(I,JV)=0. |
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168 | TX(I,JV)=0. |
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169 | TY(I,JV)=0. |
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170 | TZ(I,JV)=0. |
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171 | END DO |
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172 | END DO |
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173 | |
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174 | DO I2=1,NUMK |
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175 | |
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176 | DO I=1,LONK |
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177 | I3=(I-1)*NUMK+I2 |
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178 | TM(I)=TM(I)+SM(I3,K,L) |
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179 | ALF(I)=SM(I3,K,L)/TM(I) |
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180 | ALF1(I)=1.-ALF(I) |
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181 | END DO |
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182 | |
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183 | DO JV=1,NTRA |
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184 | DO I=1,LONK |
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185 | I3=(I-1)*NUMK+I2 |
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186 | TEMPTM=-ALF(I)*T0(I,JV)+ALF1(I) & |
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187 | *S0(I3,K,L,JV) |
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188 | T0(I,JV)=T0(I,JV)+S0(I3,K,L,JV) |
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189 | TX(I,JV)=ALF(I) *sx(I3,K,L,JV)+ & |
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190 | ALF1(I)*TX(I,JV) +3.*TEMPTM |
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191 | TY(I,JV)=TY(I,JV)+sy(I3,K,L,JV) |
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192 | TZ(I,JV)=TZ(I,JV)+sz(I3,K,L,JV) |
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193 | ENDDO |
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194 | ENDDO |
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195 | |
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196 | END DO |
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197 | |
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198 | ELSE |
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199 | |
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200 | DO I=1,LON |
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201 | TM(I)=SM(I,K,L) |
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202 | END DO |
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203 | DO JV=1,NTRA |
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204 | DO I=1,LON |
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205 | T0(I,JV)=S0(I,K,L,JV) |
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206 | TX(I,JV)=sx(I,K,L,JV) |
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207 | TY(I,JV)=sy(I,K,L,JV) |
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208 | TZ(I,JV)=sz(I,K,L,JV) |
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209 | END DO |
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210 | END DO |
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211 | |
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212 | ENDIF |
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213 | |
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214 | DO I=1,LONK |
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215 | UEXT(I)=UGRI(I*NUMK,K,L) |
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216 | END DO |
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217 | |
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218 | ! place limits on appropriate moments before transport |
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219 | ! (if flux-limiting is to be applied) |
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220 | |
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221 | IF(.NOT.LIMIT) GO TO 13 |
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222 | |
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223 | DO JV=1,NTRA |
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224 | DO I=1,LONK |
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225 | TX(I,JV)=SIGN(AMIN1(AMAX1(T0(I,JV),0.),ABS(TX(I,JV))),TX(I,JV)) |
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226 | END DO |
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227 | END DO |
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228 | |
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229 | 13 CONTINUE |
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230 | |
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231 | ! calculate flux and moments between adjacent boxes |
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232 | ! 1- create temporary moments/masses for partial boxes in transit |
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233 | ! 2- reajusts moments remaining in the box |
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234 | |
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235 | ! flux from IP to I if U(I).lt.0 |
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236 | |
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237 | DO I=1,LONK-1 |
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238 | IF(UEXT(I)<0.) THEN |
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239 | FM(I)=-UEXT(I)*DTX |
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240 | ALF(I)=FM(I)/TM(I+1) |
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241 | TM(I+1)=TM(I+1)-FM(I) |
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242 | ENDIF |
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243 | END DO |
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244 | |
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245 | I=LONK |
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246 | IF(UEXT(I)<0.) THEN |
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247 | FM(I)=-UEXT(I)*DTX |
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248 | ALF(I)=FM(I)/TM(1) |
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249 | TM(1)=TM(1)-FM(I) |
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250 | ENDIF |
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251 | |
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252 | ! flux from I to IP if U(I).gt.0 |
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253 | |
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254 | DO I=1,LONK |
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255 | IF(UEXT(I)>=0.) THEN |
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256 | FM(I)=UEXT(I)*DTX |
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257 | ALF(I)=FM(I)/TM(I) |
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258 | TM(I)=TM(I)-FM(I) |
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259 | ENDIF |
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260 | END DO |
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261 | |
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262 | DO I=1,LONK |
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263 | ALFQ(I)=ALF(I)*ALF(I) |
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264 | ALF1(I)=1.-ALF(I) |
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265 | ALF1Q(I)=ALF1(I)*ALF1(I) |
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266 | END DO |
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267 | |
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268 | DO JV=1,NTRA |
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269 | DO I=1,LONK-1 |
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270 | |
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271 | IF(UEXT(I)<0.) THEN |
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272 | |
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273 | F0(I,JV)=ALF (I)* ( T0(I+1,JV)-ALF1(I)*TX(I+1,JV) ) |
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274 | FX(I,JV)=ALFQ(I)*TX(I+1,JV) |
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275 | FY(I,JV)=ALF (I)*TY(I+1,JV) |
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276 | FZ(I,JV)=ALF (I)*TZ(I+1,JV) |
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277 | |
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278 | T0(I+1,JV)=T0(I+1,JV)-F0(I,JV) |
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279 | TX(I+1,JV)=ALF1Q(I)*TX(I+1,JV) |
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280 | TY(I+1,JV)=TY(I+1,JV)-FY(I,JV) |
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281 | TZ(I+1,JV)=TZ(I+1,JV)-FZ(I,JV) |
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282 | |
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283 | ENDIF |
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284 | |
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285 | END DO |
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286 | END DO |
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287 | |
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288 | I=LONK |
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289 | IF(UEXT(I)<0.) THEN |
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290 | |
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291 | DO JV=1,NTRA |
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292 | |
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293 | F0 (I,JV)=ALF (I)* ( T0(1,JV)-ALF1(I)*TX(1,JV) ) |
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294 | FX (I,JV)=ALFQ(I)*TX(1,JV) |
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295 | FY (I,JV)=ALF (I)*TY(1,JV) |
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296 | FZ (I,JV)=ALF (I)*TZ(1,JV) |
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297 | |
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298 | T0(1,JV)=T0(1,JV)-F0(I,JV) |
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299 | TX(1,JV)=ALF1Q(I)*TX(1,JV) |
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300 | TY(1,JV)=TY(1,JV)-FY(I,JV) |
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301 | TZ(1,JV)=TZ(1,JV)-FZ(I,JV) |
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302 | |
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303 | END DO |
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304 | |
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305 | ENDIF |
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306 | |
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307 | DO JV=1,NTRA |
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308 | DO I=1,LONK |
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309 | |
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310 | IF(UEXT(I)>=0.) THEN |
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311 | |
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312 | F0(I,JV)=ALF (I)* ( T0(I,JV)+ALF1(I)*TX(I,JV) ) |
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313 | FX(I,JV)=ALFQ(I)*TX(I,JV) |
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314 | FY(I,JV)=ALF (I)*TY(I,JV) |
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315 | FZ(I,JV)=ALF (I)*TZ(I,JV) |
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316 | |
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317 | T0(I,JV)=T0(I,JV)-F0(I,JV) |
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318 | TX(I,JV)=ALF1Q(I)*TX(I,JV) |
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319 | TY(I,JV)=TY(I,JV)-FY(I,JV) |
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320 | TZ(I,JV)=TZ(I,JV)-FZ(I,JV) |
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321 | |
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322 | ENDIF |
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323 | |
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324 | END DO |
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325 | END DO |
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326 | |
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327 | ! puts the temporary moments Fi into appropriate neighboring boxes |
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328 | |
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329 | DO I=1,LONK |
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330 | IF(UEXT(I)<0.) THEN |
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331 | TM(I)=TM(I)+FM(I) |
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332 | ALF(I)=FM(I)/TM(I) |
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333 | ENDIF |
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334 | END DO |
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335 | |
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336 | DO I=1,LONK-1 |
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337 | IF(UEXT(I)>=0.) THEN |
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338 | TM(I+1)=TM(I+1)+FM(I) |
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339 | ALF(I)=FM(I)/TM(I+1) |
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340 | ENDIF |
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341 | END DO |
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342 | |
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343 | I=LONK |
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344 | IF(UEXT(I)>=0.) THEN |
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345 | TM(1)=TM(1)+FM(I) |
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346 | ALF(I)=FM(I)/TM(1) |
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347 | ENDIF |
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348 | |
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349 | DO I=1,LONK |
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350 | ALF1(I)=1.-ALF(I) |
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351 | END DO |
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352 | |
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353 | DO JV=1,NTRA |
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354 | DO I=1,LONK |
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355 | |
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356 | IF(UEXT(I)<0.) THEN |
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357 | |
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358 | TEMPTM=-ALF(I)*T0(I,JV)+ALF1(I)*F0(I,JV) |
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359 | T0(I,JV)=T0(I,JV)+F0(I,JV) |
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360 | TX(I,JV)=ALF(I)*FX(I,JV)+ALF1(I)*TX(I,JV)+3.*TEMPTM |
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361 | TY(I,JV)=TY(I,JV)+FY(I,JV) |
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362 | TZ(I,JV)=TZ(I,JV)+FZ(I,JV) |
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363 | |
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364 | ENDIF |
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365 | |
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366 | END DO |
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367 | END DO |
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368 | |
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369 | DO JV=1,NTRA |
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370 | DO I=1,LONK-1 |
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371 | |
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372 | IF(UEXT(I)>=0.) THEN |
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373 | |
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374 | TEMPTM=ALF(I)*T0(I+1,JV)-ALF1(I)*F0(I,JV) |
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375 | T0(I+1,JV)=T0(I+1,JV)+F0(I,JV) |
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376 | TX(I+1,JV)=ALF(I)*FX(I,JV)+ALF1(I)*TX(I+1,JV)+3.*TEMPTM |
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377 | TY(I+1,JV)=TY(I+1,JV)+FY(I,JV) |
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378 | TZ(I+1,JV)=TZ(I+1,JV)+FZ(I,JV) |
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379 | |
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380 | ENDIF |
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381 | |
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382 | END DO |
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383 | END DO |
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384 | |
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385 | I=LONK |
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386 | IF(UEXT(I)>=0.) THEN |
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387 | DO JV=1,NTRA |
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388 | TEMPTM=ALF(I)*T0(1,JV)-ALF1(I)*F0(I,JV) |
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389 | T0(1,JV)=T0(1,JV)+F0(I,JV) |
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390 | TX(1,JV)=ALF(I)*FX(I,JV)+ALF1(I)*TX(1,JV)+3.*TEMPTM |
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391 | TY(1,JV)=TY(1,JV)+FY(I,JV) |
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392 | TZ(1,JV)=TZ(1,JV)+FZ(I,JV) |
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393 | END DO |
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394 | ENDIF |
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395 | |
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396 | ! retour aux mailles d'origine (passage des Tij aux Sij) |
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397 | |
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398 | IF(NUMK>1) THEN |
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399 | |
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400 | DO I2=1,NUMK |
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401 | |
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402 | DO I=1,LONK |
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403 | |
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404 | I3=I2+(I-1)*NUMK |
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405 | SM(I3,K,L)=SMNEW(I3) |
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406 | ALF(I)=SMNEW(I3)/TM(I) |
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407 | TM(I)=TM(I)-SMNEW(I3) |
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408 | |
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409 | ALFQ(I)=ALF(I)*ALF(I) |
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410 | ALF1(I)=1.-ALF(I) |
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411 | ALF1Q(I)=ALF1(I)*ALF1(I) |
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412 | |
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413 | END DO |
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414 | END DO |
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415 | |
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416 | DO JV=1,NTRA |
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417 | DO I=1,LONK |
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418 | |
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419 | I3=I2+(I-1)*NUMK |
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420 | S0(I3,K,L,JV)=ALF (I) & |
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421 | * (T0(I,JV)-ALF1(I)*TX(I,JV)) |
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422 | sx(I3,K,L,JV)=ALFQ(I)*TX(I,JV) |
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423 | sy(I3,K,L,JV)=ALF (I)*TY(I,JV) |
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424 | sz(I3,K,L,JV)=ALF (I)*TZ(I,JV) |
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425 | |
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426 | ! reajusts moments remaining in the box |
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427 | |
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428 | T0(I,JV)=T0(I,JV)-S0(I3,K,L,JV) |
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429 | TX(I,JV)=ALF1Q(I)*TX(I,JV) |
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430 | TY(I,JV)=TY(I,JV)-sy(I3,K,L,JV) |
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431 | TZ(I,JV)=TZ(I,JV)-sz(I3,K,L,JV) |
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432 | ENDDO |
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433 | ENDDO |
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434 | |
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435 | |
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436 | ELSE |
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437 | |
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438 | DO I=1,LON |
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439 | SM(I,K,L)=TM(I) |
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440 | END DO |
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441 | DO JV=1,NTRA |
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442 | DO I=1,LON |
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443 | S0(I,K,L,JV)=T0(I,JV) |
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444 | sx(I,K,L,JV)=TX(I,JV) |
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445 | sy(I,K,L,JV)=TY(I,JV) |
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446 | sz(I,K,L,JV)=TZ(I,JV) |
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447 | END DO |
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448 | END DO |
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449 | |
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450 | ENDIF |
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451 | |
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452 | END DO |
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453 | END DO |
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454 | |
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455 | ! ----------- AA Test en fin de ADVX ------ Controle des S* |
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456 | ! OK |
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457 | ! DO 9998 l = 1, llm |
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458 | ! DO 9998 j = 1, jjp1 |
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459 | ! DO 9998 i = 1, iip1 |
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460 | ! IF (S0(i,j,l,ntra).lt.0..and.LIMIT) THEN |
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461 | ! PRINT*, '-------------------' |
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462 | ! PRINT*, 'En fin de ADVX' |
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463 | ! PRINT*,'SM(',i,j,l,')=',SM(i,j,l) |
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464 | ! PRINT*,'S0(',i,j,l,')=',S0(i,j,l,ntra) |
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465 | ! PRINT*, 'sx(',i,j,l,')=',sx(i,j,l,ntra) |
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466 | ! PRINT*, 'sy(',i,j,l,')=',sy(i,j,l,ntra) |
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467 | ! PRINT*, 'sz(',i,j,l,')=',sz(i,j,l,ntra) |
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468 | ! WRITE (*,*) 'On arrete !! - pbl en fin de ADVX1' |
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469 | !c STOP |
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470 | ! ENDIF |
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471 | ! 9998 CONTINUE |
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472 | |
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473 | ! ---------- bouclage cyclique |
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474 | DO itrac=1,ntra |
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475 | DO l = 1,llm |
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476 | DO j = lati,latf |
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477 | SM(iip1,j,l) = SM(1,j,l) |
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478 | S0(iip1,j,l,itrac) = S0(1,j,l,itrac) |
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479 | sx(iip1,j,l,itrac) = sx(1,j,l,itrac) |
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480 | sy(iip1,j,l,itrac) = sy(1,j,l,itrac) |
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481 | sz(iip1,j,l,itrac) = sz(1,j,l,itrac) |
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482 | END DO |
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483 | END DO |
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484 | ENDDO |
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485 | |
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486 | ! ----------- qqtite totale de traceur dans tte l'atmosphere |
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487 | DO l = 1, llm |
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488 | DO j = 1, jjp1 |
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489 | DO i = 1, iim |
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490 | !IM 240405 sqf = sqf + S0(i,j,l,9) |
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491 | sqf = sqf + S0(i,j,l,ntra) |
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492 | END DO |
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493 | END DO |
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494 | END DO |
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495 | |
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496 | PRINT*,'------ DIAG DANS ADVX - SORTIE -----' |
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497 | PRINT*,'sqf=',sqf |
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498 | !------------- |
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499 | |
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500 | RETURN |
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501 | END SUBROUTINE advx |
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502 | !_________________________________________________________________ |
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503 | !_________________________________________________________________ |
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