1 | !WRF:MODEL_LAYER:PHYSICS |
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2 | ! |
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3 | MODULE module_sf_slab |
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4 | |
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5 | !---SPECIFY CONSTANTS AND LAYERS FOR SOIL MODEL |
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6 | !---SOIL DIFFUSION CONSTANT SET (M^2/S) |
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7 | |
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8 | REAL, PARAMETER :: DIFSL=5.e-7 |
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9 | |
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10 | !---FACTOR TO MAKE SOIL STEP MORE CONSERVATIVE |
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11 | |
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12 | REAL , PARAMETER :: SOILFAC=1.25 |
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13 | |
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14 | CONTAINS |
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15 | |
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16 | !---------------------------------------------------------------- |
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17 | SUBROUTINE SLAB(T3D,QV3D,P3D,FLHC,FLQC, & |
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18 | PSFC,XLAND,TMN,HFX,QFX,LH,TSK,QSFC,CHKLOWQ, & |
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19 | GSW,GLW,CAPG,THC,SNOWC,EMISS,MAVAIL, & |
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20 | DELTSM,ROVCP,XLV,DTMIN,IFSNOW, & |
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21 | SVP1,SVP2,SVP3,SVPT0,EP2, & |
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22 | KARMAN,EOMEG,STBOLT, & |
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23 | TSLB,ZS,DZS,num_soil_layers,radiation, & |
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24 | P1000mb, & |
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25 | ids,ide, jds,jde, kds,kde, & |
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26 | ims,ime, jms,jme, kms,kme, & |
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27 | its,ite, jts,jte, kts,kte ) |
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28 | !---------------------------------------------------------------- |
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29 | IMPLICIT NONE |
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30 | !---------------------------------------------------------------- |
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31 | ! |
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32 | ! SUBROUTINE SLAB CALCULATES THE GROUND TEMPERATURE TENDENCY |
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33 | ! ACCORDING TO THE RESIDUAL OF THE SURFACE ENERGY BUDGET |
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34 | ! (BLACKADAR, 1978B). |
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35 | ! |
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36 | ! CHANGES: |
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37 | ! FOR SOIL SUB-TIMESTEPS UPDATE SURFACE HFX AND QFX AS TG |
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38 | ! CHANGES TO PREVENT POSSIBLE INSTABILITY FOR LONG MODEL |
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39 | ! STEPS (DT > ~200 SEC). |
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40 | ! |
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41 | ! PUT SNOW COVER CHECK ON SOIL SUB-TIMESTEPS |
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42 | ! |
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43 | ! MAKE UPPER LIMIT ON SOIL SUB-STEP LENGTH MORE CONSERVATIVE |
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44 | ! |
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45 | !---------------------------------------------------------------- |
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46 | !-- T3D temperature (K) |
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47 | !-- QV3D 3D water vapor mixing ratio (Kg/Kg) |
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48 | !-- P3D 3D pressure (Pa) |
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49 | !-- FLHC exchange coefficient for heat (m/s) |
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50 | !-- FLQC exchange coefficient for moisture (m/s) |
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51 | !-- PSFC surface pressure (Pa) |
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52 | !-- XLAND land mask (1 for land, 2 for water) |
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53 | !-- TMN soil temperature at lower boundary (K) |
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54 | !-- HFX upward heat flux at the surface (W/m^2) |
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55 | !-- QFX upward moisture flux at the surface (kg/m^2/s) |
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56 | !-- LH latent heat flux at the surface (W/m^2) |
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57 | !-- TSK surface temperature (K) |
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58 | !-- GSW downward short wave flux at ground surface (W/m^2) |
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59 | !-- GLW downward long wave flux at ground surface (W/m^2) |
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60 | !-- CAPG heat capacity for soil (J/K/m^3) |
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61 | !-- THC thermal inertia (Cal/cm/K/s^0.5) |
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62 | !-- SNOWC flag indicating snow coverage (1 for snow cover) |
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63 | !-- EMISS surface emissivity (between 0 and 1) |
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64 | !-- DELTSM time step (second) |
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65 | !-- ROVCP R/CP |
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66 | !-- XLV latent heat of melting (J/kg) |
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67 | !-- DTMIN time step (minute) |
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68 | !-- IFSNOW ifsnow=1 for snow-cover effects |
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69 | !-- SVP1 constant for saturation vapor pressure (kPa) |
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70 | !-- SVP2 constant for saturation vapor pressure (dimensionless) |
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71 | !-- SVP3 constant for saturation vapor pressure (K) |
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72 | !-- SVPT0 constant for saturation vapor pressure (K) |
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73 | !-- EP1 constant for virtual temperature (R_v/R_d - 1) (dimensionless) |
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74 | !-- EP2 constant for specific humidity calculation |
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75 | ! (R_d/R_v) (dimensionless) |
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76 | !-- KARMAN Von Karman constant |
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77 | !-- EOMEG angular velocity of earth's rotation (rad/s) |
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78 | !-- STBOLT Stefan-Boltzmann constant (W/m^2/K^4) |
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79 | !-- TSLB soil temperature in 5-layer model |
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80 | !-- ZS depths of centers of soil layers |
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81 | !-- DZS thicknesses of soil layers |
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82 | !-- num_soil_layers the number of soil layers |
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83 | !-- ids start index for i in domain |
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84 | !-- ide end index for i in domain |
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85 | !-- jds start index for j in domain |
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86 | !-- jde end index for j in domain |
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87 | !-- kds start index for k in domain |
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88 | !-- kde end index for k in domain |
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89 | !-- ims start index for i in memory |
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90 | !-- ime end index for i in memory |
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91 | !-- jms start index for j in memory |
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92 | !-- jme end index for j in memory |
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93 | !-- kms start index for k in memory |
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94 | !-- kme end index for k in memory |
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95 | !-- its start index for i in tile |
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96 | !-- ite end index for i in tile |
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97 | !-- jts start index for j in tile |
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98 | !-- jte end index for j in tile |
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99 | !-- kts start index for k in tile |
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100 | !-- kte end index for k in tile |
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101 | !---------------------------------------------------------------- |
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102 | INTEGER, INTENT(IN ) :: ids,ide, jds,jde, kds,kde, & |
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103 | ims,ime, jms,jme, kms,kme, & |
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104 | its,ite, jts,jte, kts,kte |
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105 | |
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106 | INTEGER, INTENT(IN) :: num_soil_layers |
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107 | LOGICAL, INTENT(IN) :: radiation |
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108 | |
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109 | INTEGER, INTENT(IN ) :: IFSNOW |
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110 | |
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111 | ! |
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112 | REAL, INTENT(IN ) :: DTMIN,XLV,ROVCP,DELTSM |
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113 | |
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114 | REAL, INTENT(IN ) :: SVP1,SVP2,SVP3,SVPT0 |
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115 | REAL, INTENT(IN ) :: EP2,KARMAN,EOMEG,STBOLT |
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116 | REAL, INTENT(IN ) :: P1000mb |
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117 | |
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118 | REAL, DIMENSION( ims:ime , 1:num_soil_layers, jms:jme ), & |
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119 | INTENT(INOUT) :: TSLB |
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120 | |
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121 | REAL, DIMENSION(1:num_soil_layers), INTENT(IN)::ZS,DZS |
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122 | |
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123 | REAL, DIMENSION( ims:ime, kms:kme, jms:jme ) , & |
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124 | INTENT(IN ) :: QV3D, & |
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125 | P3D, & |
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126 | T3D |
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127 | ! |
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128 | REAL, DIMENSION( ims:ime, jms:jme ) , & |
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129 | INTENT(IN ) :: SNOWC, & |
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130 | XLAND, & |
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131 | EMISS, & |
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132 | MAVAIL, & |
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133 | TMN, & |
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134 | GSW, & |
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135 | GLW, & |
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136 | THC |
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137 | |
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138 | !CHKLOWQ is declared as memory size |
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139 | ! |
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140 | REAL, DIMENSION( ims:ime, jms:jme ) , & |
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141 | INTENT(INOUT) :: HFX, & |
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142 | QFX, & |
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143 | LH, & |
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144 | CAPG, & |
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145 | TSK, & |
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146 | QSFC, & |
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147 | CHKLOWQ |
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148 | |
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149 | REAL, DIMENSION( ims:ime, jms:jme ) , & |
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150 | INTENT(IN ) :: PSFC |
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151 | ! |
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152 | REAL, DIMENSION( ims:ime, jms:jme ), INTENT(INOUT) :: & |
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153 | FLHC, & |
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154 | FLQC |
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155 | |
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156 | ! LOCAL VARS |
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157 | |
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158 | REAL, DIMENSION( its:ite ) :: QV1D, & |
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159 | P1D, & |
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160 | T1D |
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161 | INTEGER :: I,J |
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162 | |
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163 | DO J=jts,jte |
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164 | |
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165 | DO i=its,ite |
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166 | T1D(i) =T3D(i,1,j) |
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167 | QV1D(i)=QV3D(i,1,j) |
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168 | P1D(i) =P3D(i,1,j) |
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169 | ENDDO |
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170 | |
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171 | ! the indices to the PSFC argument in the following call look |
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172 | ! wrong; however, it is correct to call with its (and not ims) |
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173 | ! because of the way PSFC is defined in SLAB1D. Whether *that* |
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174 | ! is a good idea or not, this commenter cannot comment. JM |
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175 | |
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176 | CALL SLAB1D(J,T1D,QV1D,P1D,FLHC(ims,j),FLQC(ims,j), & |
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177 | PSFC(its,j),XLAND(ims,j),TMN(ims,j),HFX(ims,j), & |
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178 | QFX(ims,j),TSK(ims,j),QSFC(ims,j),CHKLOWQ(ims,j), & |
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179 | LH(ims,j),GSW(ims,j),GLW(ims,j), & |
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180 | CAPG(ims,j),THC(ims,j),SNOWC(ims,j),EMISS(ims,j), & |
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181 | MAVAIL(ims,j),DELTSM,ROVCP,XLV,DTMIN,IFSNOW, & |
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182 | SVP1,SVP2,SVP3,SVPT0,EP2,KARMAN,EOMEG,STBOLT, & |
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183 | TSLB(ims,1,j),ZS,DZS,num_soil_layers,radiation, & |
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184 | P1000mb, & |
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185 | ids,ide, jds,jde, kds,kde, & |
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186 | ims,ime, jms,jme, kms,kme, & |
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187 | its,ite, jts,jte, kts,kte ) |
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188 | |
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189 | ENDDO |
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190 | |
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191 | END SUBROUTINE SLAB |
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192 | |
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193 | !---------------------------------------------------------------- |
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194 | SUBROUTINE SLAB1D(J,T1D,QV1D,P1D,FLHC,FLQC, & |
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195 | PSFCPA,XLAND,TMN,HFX,QFX,TSK,QSFC,CHKLOWQ, & |
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196 | LH,GSW,GLW,CAPG,THC,SNOWC,EMISS,MAVAIL, & |
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197 | DELTSM,ROVCP,XLV,DTMIN,IFSNOW, & |
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198 | SVP1,SVP2,SVP3,SVPT0,EP2, & |
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199 | KARMAN,EOMEG,STBOLT, & |
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200 | TSLB2D,ZS,DZS,num_soil_layers,radiation, & |
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201 | P1000mb, & |
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202 | ids,ide, jds,jde, kds,kde, & |
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203 | ims,ime, jms,jme, kms,kme, & |
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204 | its,ite, jts,jte, kts,kte ) |
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205 | !---------------------------------------------------------------- |
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206 | IMPLICIT NONE |
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207 | !---------------------------------------------------------------- |
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208 | ! |
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209 | ! SUBROUTINE SLAB CALCULATES THE GROUND TEMPERATURE TENDENCY |
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210 | ! ACCORDING TO THE RESIDUAL OF THE SURFACE ENERGY BUDGET |
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211 | ! (BLACKADAR, 1978B). |
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212 | ! |
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213 | ! CHANGES: |
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214 | ! FOR SOIL SUB-TIMESTEPS UPDATE SURFACE HFX AND QFX AS TG |
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215 | ! CHANGES TO PREVENT POSSIBLE INSTABILITY FOR LONG MODEL |
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216 | ! STEPS (DT > ~200 SEC). |
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217 | ! |
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218 | ! PUT SNOW COVER CHECK ON SOIL SUB-TIMESTEPS |
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219 | ! |
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220 | ! MAKE UPPER LIMIT ON SOIL SUB-STEP LENGTH MORE CONSERVATIVE |
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221 | ! |
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222 | !---------------------------------------------------------------- |
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223 | |
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224 | INTEGER, INTENT(IN ) :: ids,ide, jds,jde, kds,kde, & |
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225 | ims,ime, jms,jme, kms,kme, & |
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226 | its,ite, jts,jte, kts,kte,J |
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227 | |
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228 | INTEGER , INTENT(IN) :: num_soil_layers |
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229 | LOGICAL, INTENT(IN ) :: radiation |
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230 | |
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231 | INTEGER, INTENT(IN ) :: IFSNOW |
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232 | ! |
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233 | REAL, INTENT(IN ) :: DTMIN,XLV,ROVCP,DELTSM |
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234 | |
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235 | REAL, INTENT(IN ) :: SVP1,SVP2,SVP3,SVPT0 |
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236 | REAL, INTENT(IN ) :: EP2,KARMAN,EOMEG,STBOLT |
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237 | REAL, INTENT(IN ) :: P1000mb |
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238 | |
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239 | REAL, DIMENSION( ims:ime , 1:num_soil_layers ), & |
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240 | INTENT(INOUT) :: TSLB2D |
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241 | |
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242 | REAL, DIMENSION(1:num_soil_layers), INTENT(IN)::ZS,DZS |
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243 | |
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244 | ! |
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245 | REAL, DIMENSION( ims:ime ) , & |
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246 | INTENT(INOUT) :: HFX, & |
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247 | QFX, & |
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248 | LH, & |
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249 | CAPG, & |
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250 | TSK, & |
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251 | QSFC, & |
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252 | CHKLOWQ |
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253 | ! |
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254 | REAL, DIMENSION( ims:ime ) , & |
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255 | INTENT(IN ) :: SNOWC, & |
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256 | XLAND, & |
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257 | EMISS, & |
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258 | MAVAIL, & |
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259 | TMN, & |
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260 | GSW, & |
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261 | GLW, & |
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262 | THC |
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263 | ! |
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264 | REAL, DIMENSION( its:ite ) , & |
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265 | INTENT(IN ) :: QV1D, & |
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266 | P1D, & |
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267 | T1D |
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268 | ! |
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269 | REAL, DIMENSION( its:ite ) , & |
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270 | INTENT(IN ) :: PSFCPA |
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271 | |
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272 | ! |
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273 | REAL, DIMENSION( ims:ime ), INTENT(INOUT) :: & |
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274 | FLHC, & |
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275 | FLQC |
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276 | ! LOCAL VARS |
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277 | |
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278 | REAL, DIMENSION( its:ite ) :: PSFC |
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279 | |
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280 | REAL, DIMENSION( its:ite ) :: & |
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281 | THX, & |
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282 | QX, & |
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283 | SCR3 |
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284 | |
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285 | REAL, DIMENSION( its:ite ) :: DTHGDT, & |
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286 | TG0, & |
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287 | THTMN, & |
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288 | XLD1, & |
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289 | TSCVN, & |
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290 | OLTG, & |
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291 | UPFLUX, & |
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292 | HM, & |
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293 | RNET, & |
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294 | XINET, & |
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295 | QS, & |
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296 | DTSDT |
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297 | ! |
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298 | REAL, DIMENSION( its:ite, num_soil_layers ) :: FLUX |
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299 | ! |
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300 | INTEGER :: I,K,NSOIL,ITSOIL,L,NK,RADSWTCH |
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301 | REAL :: PS,PS1,XLDCOL,TSKX,RNSOIL,RHOG1,RHOG2,RHOG3,LAMDAG |
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302 | REAL :: THG,ESG,QSG,HFXT,QFXT,CS,CSW,LAMG(4),THCON,PL |
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303 | |
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304 | !---------------------------------------------------------------------- |
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305 | !-----DETERMINE IF ANY POINTS IN COLUMN ARE LAND (RATHER THAN OCEAN) |
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306 | ! POINTS. IF NOT, SKIP DOWN TO THE PRINT STATEMENTS SINCE OCEAN |
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307 | ! SURFACE TEMPERATURES ARE NOT ALLOWED TO CHANGE. |
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308 | ! |
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309 | ! from sfcrad |
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310 | !---------------------------------------------------------------------- |
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311 | DATA CSW/4.183E6/ |
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312 | DATA LAMG/1.407E-8, -1.455E-5, 6.290E-3, 0.16857/ |
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313 | |
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314 | DO i=its,ite |
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315 | ! in cmb |
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316 | PSFC(I)=PSFCPA(I)/1000. |
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317 | ENDDO |
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318 | |
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319 | |
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320 | DO I=its,ite |
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321 | ! PL cmb |
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322 | PL=P1D(I)/1000. |
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323 | SCR3(I)=T1D(I) |
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324 | ! THCON=(100./PL)**ROVCP |
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325 | THCON=(P1000mb*0.001/PL)**ROVCP |
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326 | THX(I)=SCR3(I)*THCON |
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327 | QX(I)=0. |
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328 | ENDDO |
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329 | |
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330 | ! IF(IDRY.EQ.1) GOTO 81 |
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331 | DO I=its,ite |
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332 | QX(I)=QV1D(I) |
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333 | ENDDO |
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334 | 81 CONTINUE |
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335 | |
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336 | ! |
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337 | !-----THE SLAB THERMAL CAPACITY CAPG(I) ARE DEPENDENT ON: |
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338 | ! THC(I) - SOIL THERMAL INERTIAL, ONLY. |
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339 | ! |
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340 | DO I=its,ite |
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341 | CAPG(I)=3.298E6*THC(I) |
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342 | IF(num_soil_layers .gt. 1)THEN |
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343 | |
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344 | ! CAPG REPRESENTS SOIL HEAT CAPACITY (J/K/M^3) WHEN DIFSL=5.E-7 (M^2/S) |
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345 | ! TO GIVE A CORRECT THERMAL INERTIA (=CAPG*DIFSL^0.5) |
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346 | |
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347 | CAPG(I)=5.9114E7*THC(I) |
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348 | ENDIF |
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349 | ENDDO |
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350 | ! |
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351 | XLDCOL=2.0 |
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352 | DO 10 I=its,ite |
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353 | XLDCOL=AMIN1(XLDCOL,XLAND(I)) |
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354 | 10 CONTINUE |
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355 | ! |
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356 | IF(XLDCOL.GT.1.5)GOTO 90 |
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357 | ! |
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358 | ! |
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359 | !-----CONVERT SLAB TEMPERATURE TO POTENTIAL TEMPERATURE AND |
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360 | ! SET XLD1(I) = 0. FOR OCEAN POINTS: |
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361 | ! |
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362 | ! |
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363 | DO 20 I=its,ite |
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364 | IF((XLAND(I)-1.5).GE.0)THEN |
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365 | XLD1(I)=0. |
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366 | ELSE |
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367 | XLD1(I)=1. |
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368 | ENDIF |
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369 | 20 CONTINUE |
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370 | ! |
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371 | !-----CONVERT 'TSK(THETAG)' TO 'TG' FOR 'IUP' CALCULATION .... |
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372 | ! IF WE ARE USING THE BLACKADAR MULTI-LEVEL (HIGH-RESOLUTION) |
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373 | ! PBL MODEL |
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374 | ! |
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375 | DO 50 I=its,ite |
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376 | IF(XLD1(I).LT.0.5)GOTO 50 |
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377 | |
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378 | ! PS cmb |
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379 | PS=PSFC(I) |
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380 | |
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381 | ! TSK is Temperature at gound sfc |
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382 | ! TG0(I)=TSK(I)*(PS*0.01)**ROVCP |
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383 | TG0(I)=TSK(I) |
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384 | 50 CONTINUE |
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385 | ! |
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386 | !-----COMPUTE THE SURFACE ENERGY BUDGET: |
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387 | ! |
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388 | ! IF(ISOIL.EQ.1)NSOIL=1 |
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389 | IF(num_soil_layers .gt. 1)NSOIL=1 |
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390 | |
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391 | |
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392 | IF (radiation) then |
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393 | RADSWTCH=1 |
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394 | ELSE |
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395 | RADSWTCH=0 |
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396 | ENDIF |
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397 | |
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398 | DO 70 I=its,ite |
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399 | IF(XLD1(I).LT.0.5)GOTO 70 |
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400 | ! OLTG(I)=TSK(I)*(100./PSFC(I))**ROVCP |
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401 | OLTG(I)=TSK(I)*(P1000mb*0.001/PSFC(I))**ROVCP |
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402 | UPFLUX(I)=RADSWTCH*STBOLT*TG0(I)**4 |
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403 | XINET(I)=EMISS(I)*(GLW(I)-UPFLUX(I)) |
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404 | RNET(I)=GSW(I)+XINET(I) |
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405 | HM(I)=1.18*EOMEG*(TG0(I)-TMN(I)) |
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406 | ! MOISTURE FLUX CALCULATED HERE (OVERWRITES SFC LAYER VALUE FOR LAND) |
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407 | ESG=SVP1*EXP(SVP2*(TG0(I)-SVPT0)/(TG0(I)-SVP3)) |
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408 | QSG=EP2*ESG/(PSFC(I)-ESG) |
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409 | THG=TSK(I)*(100./PSFC(I))**ROVCP |
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410 | HFX(I)=FLHC(I)*(THG-THX(I)) |
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411 | QFX(I)=FLQC(I)*(QSG-QX(I)) |
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412 | LH(I)=QFX(I)*XLV |
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413 | QS(I)=HFX(I)+QFX(I)*XLV |
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414 | ! IF(ISOIL.EQ.0)THEN |
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415 | IF(num_soil_layers .EQ. 1)THEN |
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416 | DTHGDT(I)=(RNET(I)-QS(I))/CAPG(I)-HM(I) |
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417 | ELSE |
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418 | DTHGDT(I)=0. |
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419 | ENDIF |
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420 | 70 CONTINUE |
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421 | ! IF(ISOIL.EQ.1)THEN |
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422 | IF(num_soil_layers .gt. 1)THEN |
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423 | NSOIL=1+IFIX(SOILFAC*4*DIFSL/DZS(1)*DELTSM/DZS(1)) |
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424 | RNSOIL=1./FLOAT(NSOIL) |
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425 | ! |
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426 | ! SOIL SUB-TIMESTEP |
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427 | ! |
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428 | DO ITSOIL=1,NSOIL |
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429 | DO I=its,ite |
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430 | DO L=1,num_soil_layers-1 |
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431 | IF(XLD1(I).LT.0.5)GOTO 75 |
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432 | IF(L.EQ.1.AND.ITSOIL.GT.1)THEN |
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433 | ! PS1=(PSFC(I)*0.01)**ROVCP |
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434 | PS1=(PSFCPA(I)/P1000mb)**ROVCP |
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435 | |
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436 | ! for rk scheme A and B are the same |
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437 | PS=PSFC(I) |
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438 | THG=TSLB2D(I,1)/PS1 |
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439 | ESG=SVP1*EXP(SVP2*(TSLB2D(I,1)-SVPT0)/(TSLB2D(I,1) & |
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440 | -SVP3)) |
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441 | QSG=EP2*ESG/(PS-ESG) |
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442 | ! UPDATE FLUXES FOR NEW GROUND TEMPERATURE |
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443 | HFXT=FLHC(I)*(THG-THX(I)) |
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444 | QFXT=FLQC(I)*(QSG-QX(I)) |
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445 | QS(I)=HFXT+QFXT*XLV |
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446 | ! SUM HFX AND QFX OVER SOIL TIMESTEPS |
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447 | HFX(I)=HFX(I)+HFXT |
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448 | QFX(I)=QFX(I)+QFXT |
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449 | ENDIF |
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450 | FLUX(I,1)=RNET(I)-QS(I) |
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451 | FLUX(I,L+1)=-DIFSL*CAPG(I)*(TSLB2D(I,L+1)-TSLB2D(I,L))/( & |
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452 | ZS(L+1)-ZS(L)) |
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453 | DTSDT(I)=-(FLUX(I,L+1)-FLUX(I,L))/(DZS(L)*CAPG(I)) |
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454 | TSLB2D(I,L)=TSLB2D(I,L)+DTSDT(I)*DELTSM*RNSOIL |
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455 | IF(IFSNOW.EQ.1.AND.L.EQ.1)THEN |
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456 | IF((SNOWC(I).GT.0..AND.TSLB2D(I,1).GT.273.16))THEN |
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457 | TSLB2D(I,1)=273.16 |
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458 | ENDIF |
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459 | ENDIF |
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460 | IF(L.EQ.1)DTHGDT(I)=DTHGDT(I)+RNSOIL*DTSDT(I) |
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461 | IF(ITSOIL.EQ.NSOIL.AND.L.EQ.1)THEN |
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462 | ! AVERAGE HFX AND QFX OVER SOIL TIMESTEPS FOR OUTPUT TO PBL |
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463 | HFX(I)=HFX(I)*RNSOIL |
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464 | QFX(I)=QFX(I)*RNSOIL |
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465 | LH(I)=QFX(I)*XLV |
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466 | ENDIF |
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467 | 75 CONTINUE |
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468 | ENDDO |
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469 | ENDDO |
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470 | ENDDO |
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471 | ENDIF |
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472 | ! |
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473 | DO 80 I=its,ite |
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474 | IF(XLD1(I).LT.0.5) GOTO 80 |
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475 | TSKX=TG0(I)+DELTSM*DTHGDT(I) |
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476 | |
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477 | ! TSK is temperature |
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478 | ! TSK(I)=TSKX*(100./PS1)**ROVCP |
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479 | TSK(I)=TSKX |
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480 | 80 CONTINUE |
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481 | |
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482 | ! |
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483 | !-----MODIFY THE THE GROUND TEMPERATURE IF THE SNOW COVER EFFECTS ARE |
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484 | ! CONSIDERED: LIMIT THE GROUND TEMPERATURE UNDER 0 C. |
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485 | ! |
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486 | IF(IFSNOW.EQ.0)GOTO 90 |
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487 | DO 85 I=its,ite |
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488 | IF(XLD1(I).LT.0.5)GOTO 85 |
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489 | ! PS1=(PSFC(I)*0.01)**ROVCP |
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490 | ! TSCVN(I)=TSK(I)*PS1 |
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491 | TSCVN(I)=TSK(I) |
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492 | IF((SNOWC(I).GT.0..AND.TSCVN(I).GT.273.16))THEN |
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493 | TSCVN(I)=273.16 |
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494 | ELSE |
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495 | TSCVN(I)=TSCVN(I) |
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496 | ENDIF |
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497 | ! TSK(I)=TSCVN(I)/PS1 |
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498 | TSK(I)=TSCVN(I) |
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499 | 85 CONTINUE |
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500 | ! |
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501 | 90 CONTINUE |
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502 | DO I=its,ite |
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503 | ! QSFC and CHKLOWQ needed by Eta PBL |
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504 | ! WA added check for flqc = 0 to accomodate TEMF (and others?) |
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505 | if ( FLQC(I) .ne. 0.) then |
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506 | QSFC(I)=QX(I)+QFX(I)/FLQC(I) |
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507 | else |
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508 | QSFC(I) = QX(I) |
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509 | end if |
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510 | CHKLOWQ(I)=MAVAIL(I) |
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511 | ENDDO |
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512 | ! |
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513 | 140 CONTINUE |
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514 | |
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515 | END SUBROUTINE SLAB1D |
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516 | |
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517 | !================================================================ |
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518 | SUBROUTINE slabinit(TSK,TMN, & |
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519 | TSLB,ZS,DZS,num_soil_layers, & |
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520 | allowed_to_read, start_of_simulation, & |
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521 | ids,ide, jds,jde, kds,kde, & |
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522 | ims,ime, jms,jme, kms,kme, & |
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523 | its,ite, jts,jte, kts,kte ) |
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524 | !---------------------------------------------------------------- |
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525 | IMPLICIT NONE |
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526 | !---------------------------------------------------------------- |
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527 | LOGICAL , INTENT(IN) :: allowed_to_read |
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528 | LOGICAL , INTENT(IN) :: start_of_simulation |
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529 | INTEGER, INTENT(IN ) :: ids,ide, jds,jde, kds,kde, & |
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530 | ims,ime, jms,jme, kms,kme, & |
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531 | its,ite, jts,jte, kts,kte |
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532 | |
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533 | INTEGER, INTENT(IN ) :: num_soil_layers |
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534 | ! |
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535 | REAL, DIMENSION( ims:ime , 1:num_soil_layers , jms:jme ), INTENT(INOUT) :: TSLB |
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536 | |
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537 | REAL, DIMENSION(1:num_soil_layers), INTENT(IN) :: ZS,DZS |
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538 | |
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539 | REAL, DIMENSION( ims:ime, jms:jme ) , & |
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540 | INTENT(IN) :: TSK, & |
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541 | TMN |
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542 | |
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543 | ! LOCAR VAR |
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544 | |
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545 | INTEGER :: L,J,I,itf,jtf |
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546 | CHARACTER*1024 message |
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547 | |
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548 | !---------------------------------------------------------------- |
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549 | |
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550 | itf=min0(ite,ide-1) |
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551 | jtf=min0(jte,jde-1) |
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552 | |
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553 | END SUBROUTINE slabinit |
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554 | !------------------------------------------------------------------- |
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555 | |
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556 | END MODULE module_sf_slab |
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