1 | !! |
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2 | !! This module computes energy bilan on continental surface |
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3 | !! |
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4 | !! @author Marie-Alice Foujols and Jan Polcher |
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5 | !! @Version : $Revision: 1.24 $, $Date: 2009/01/07 13:39:45 $ |
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6 | !! |
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7 | !! $Header: /home/ssipsl/CVSREP/ORCHIDEE/src_sechiba/enerbil.f90,v 1.24 2009/01/07 13:39:45 ssipsl Exp $ |
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8 | !! IPSL (2006) |
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9 | !! This software is governed by the CeCILL licence see ORCHIDEE/ORCHIDEE_CeCILL.LIC |
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10 | !! |
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11 | MODULE enerbil |
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12 | |
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13 | ! routines called : restput, restget |
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14 | ! |
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15 | USE ioipsl |
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16 | ! |
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17 | ! modules used : |
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18 | USE constantes |
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19 | USE constantes_veg |
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20 | USE sechiba_io |
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21 | USE parallel |
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22 | ! USE write_field_p, only : WriteFieldI_p |
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23 | IMPLICIT NONE |
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24 | |
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25 | ! public routines : |
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26 | ! enerbil_main |
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27 | ! enerbil_fusion |
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28 | PRIVATE |
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29 | PUBLIC :: enerbil_main, enerbil_fusion,enerbil_clear |
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30 | |
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31 | ! |
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32 | ! variables used inside enerbil module : declaration and initialisation |
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33 | ! |
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34 | LOGICAL, SAVE :: l_first_enerbil=.TRUE. !! Initialisation has to be done one time |
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35 | |
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36 | CHARACTER(LEN=80), SAVE :: var_name !! To store variables names for I/O |
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37 | |
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38 | ! one dimension array allocated, computed and used in enerbil module exclusively |
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39 | |
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40 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: psold !! Old surface dry static energy |
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41 | !! saturated specific humudity for old temperature |
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42 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: qsol_sat |
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43 | !! derivative of satured specific humidity at the old temperature |
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44 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: pdqsold |
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45 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: psnew !! New surface static energy |
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46 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: qsol_sat_new !! New saturated surface air moisture |
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47 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: netrad !! Net radiation |
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48 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: lwabs !! LW radiation absorbed by the surface |
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49 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: lwup !! Long-wave up radiation |
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50 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: lwnet !! Net Long-wave radiation |
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51 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: fluxsubli !! Energy of sublimation |
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52 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: qsat_air !! |
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53 | REAL(r_std), ALLOCATABLE, SAVE, DIMENSION (:) :: tair !! |
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54 | CONTAINS |
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55 | |
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56 | !! |
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57 | !! Main routine for *enerbil* module |
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58 | !! - called only one time for initialisation |
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59 | !! - called every time step |
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60 | !! - called one more time at last time step for writing _restart_ file |
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61 | !! |
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62 | !! Algorithm: |
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63 | !! - call enerbil_begin for initialisation |
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64 | !! - call enerbil_surftemp for psnew and qsol_sat_new |
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65 | !! - call enerbil_flux for tsol_new, netrad, vevapp, fluxlat and fluxsens |
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66 | !! - call enerbil_evapveg for evaporation and transpiration |
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67 | !! |
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68 | !! @call enerbil_begin |
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69 | !! @call enerbil_surftemp |
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70 | !! @call enerbil_flux |
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71 | !! @call enerbil_evapveg |
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72 | !! |
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73 | SUBROUTINE enerbil_main (kjit, kjpindex, dtradia, ldrestart_read, ldrestart_write, & |
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74 | & index, zlev, lwdown, swnet, epot_air, temp_air, u, v, petAcoef, petBcoef, & |
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75 | & qair, peqAcoef, peqBcoef, pb, rau, vbeta, valpha, vbeta1, vbeta2, vbeta3, vbeta4, vbetaco2, & |
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76 | & cimean, ccanopy, emis, soilflx, soilcap, q_cdrag, humrel, fluxsens, fluxlat, & |
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77 | & vevapp, transpir, gpp, vevapnu, vevapwet, vevapsno, t2mdiag, temp_sol, tsol_rad, & |
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78 | & temp_sol_new, qsurf, evapot, evapot_corr, rest_id, hist_id, hist2_id ) |
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79 | |
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80 | ! interface description |
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81 | ! input scalar |
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82 | INTEGER(i_std), INTENT(in) :: kjit !! Time step number |
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83 | INTEGER(i_std), INTENT(in) :: kjpindex !! Domain size |
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84 | INTEGER(i_std),INTENT (in) :: rest_id,hist_id !! _Restart_ file and _history_ file identifier |
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85 | INTEGER(i_std),INTENT (in) :: hist2_id !! _history_ file 2 identifier |
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86 | REAL(r_std), INTENT (in) :: dtradia !! Time step in seconds |
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87 | LOGICAL, INTENT(in) :: ldrestart_read !! Logical for _restart_ file to read |
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88 | LOGICAL, INTENT(in) :: ldrestart_write !! Logical for _restart_ file to write |
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89 | ! input fields |
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90 | INTEGER(i_std),DIMENSION (kjpindex), INTENT (in) :: index !! Indeces of the points on the map |
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91 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: zlev !! Height of first layer |
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92 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: lwdown !! Down-welling long-wave flux |
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93 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: swnet !! Net surface short-wave flux |
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94 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: epot_air !! Air potential energy |
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95 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: temp_air !! Air temperature in Kelvin |
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96 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: u !! zonal wind (m/s) |
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97 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: v !! north-south wind (m/s) |
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98 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: petAcoef !! PetAcoef |
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99 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: petBcoef !! PetBcoef |
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100 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: qair !! Lowest level specific humidity |
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101 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: peqAcoef !! PeqAcoef |
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102 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: peqBcoef !! PeqBcoef |
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103 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: pb !! Lowest level pressure |
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104 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: rau !! Density |
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105 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: vbeta !! Resistance coefficient |
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106 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: valpha !! Resistance coefficient |
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107 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: vbeta1 !! Snow resistance |
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108 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: vbeta4 !! Bare soil resistance |
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109 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: emis !! Emissivity |
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110 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: soilflx !! Soil flux |
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111 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: soilcap !! Soil calorific capacity |
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112 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: q_cdrag !! This is the cdrag without the wind multiplied |
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113 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: ccanopy !! CO2 concentration in the canopy |
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114 | REAL(r_std),DIMENSION (kjpindex, nvm), INTENT (in) :: humrel !! Relative humidity |
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115 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (in) :: vbeta2 !! Interception resistance |
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116 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (in) :: vbeta3 !! Vegetation resistance |
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117 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (in) :: vbetaco2 !! Vegetation resistance to CO2 |
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118 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (in) :: cimean !! mean Ci |
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119 | ! modified fields |
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120 | REAL(r_std),DIMENSION (kjpindex), INTENT (inout) :: evapot !! Soil Potential Evaporation |
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121 | REAL(r_std),DIMENSION (kjpindex), INTENT (inout) :: evapot_corr !! Soil Potential Evaporation Correction |
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122 | ! output fields |
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123 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: fluxsens !! Sensible chaleur flux |
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124 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: fluxlat !! Latent chaleur flux |
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125 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: vevapp !! Total of evaporation |
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126 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: vevapnu !! Bare soil evaporation |
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127 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: vevapsno !! Snow evaporation |
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128 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: tsol_rad !! Tsol_rad |
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129 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: temp_sol_new !! New soil temperature |
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130 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: temp_sol !! Soil temperature |
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131 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: qsurf !! Surface specific humidity |
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132 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (out) :: transpir !! Transpiration |
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133 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (out) :: gpp !! Assimilation, gC/m**2 total area. |
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134 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (out) :: vevapwet !! Interception |
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135 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: t2mdiag !! 2-meter temperature |
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136 | ! |
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137 | ! LOCAL |
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138 | ! |
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139 | REAL(r_std),DIMENSION (kjpindex) :: epot_air_new, qair_new |
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140 | ! |
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141 | ! do initialisation |
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142 | ! |
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143 | IF (l_first_enerbil) THEN |
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144 | |
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145 | IF (long_print) WRITE (numout,*) ' l_first_enerbil : call enerbil_init ' |
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146 | CALL enerbil_init (kjit, ldrestart_read, kjpindex, index, rest_id, qair, temp_sol, temp_sol_new, & |
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147 | & qsurf, tsol_rad, vevapp, fluxsens, fluxlat, gpp, evapot, evapot_corr) |
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148 | |
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149 | CALL enerbil_var_init (kjpindex, temp_air, t2mdiag) |
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150 | |
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151 | RETURN |
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152 | |
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153 | ENDIF |
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154 | |
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155 | ! |
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156 | ! prepares restart file for the next simulation |
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157 | ! |
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158 | IF (ldrestart_write) THEN |
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159 | |
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160 | IF (long_print) WRITE (numout,*) ' we have to complete restart file with ENERBIL variables ' |
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161 | |
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162 | var_name= 'temp_sol' |
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163 | CALL restput_p(rest_id, var_name, nbp_glo, 1, 1, kjit, temp_sol, 'scatter', nbp_glo, index_g) |
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164 | |
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165 | var_name= 'qsurf' |
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166 | CALL restput_p(rest_id, var_name, nbp_glo, 1, 1, kjit, qsurf, 'scatter', nbp_glo, index_g) |
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167 | |
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168 | var_name= 'evapot' |
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169 | CALL restput_p(rest_id, var_name, nbp_glo, 1, 1, kjit, evapot, 'scatter', nbp_glo, index_g) |
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170 | |
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171 | var_name= 'evapot_corr' |
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172 | CALL restput_p(rest_id, var_name, nbp_glo, 1, 1, kjit, evapot_corr, 'scatter', nbp_glo, index_g) |
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173 | |
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174 | var_name= 'tsolrad' |
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175 | CALL restput_p(rest_id, var_name, nbp_glo, 1, 1, kjit, tsol_rad, 'scatter', nbp_glo, index_g) |
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176 | |
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177 | var_name= 'evapora' |
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178 | CALL restput_p(rest_id, var_name, nbp_glo, 1, 1, kjit, vevapp, 'scatter', nbp_glo, index_g) |
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179 | |
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180 | var_name= 'fluxlat' |
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181 | CALL restput_p(rest_id, var_name, nbp_glo, 1, 1, kjit, fluxlat, 'scatter', nbp_glo, index_g) |
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182 | |
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183 | var_name= 'fluxsens' |
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184 | CALL restput_p(rest_id, var_name, nbp_glo, 1, 1, kjit, fluxsens, 'scatter', nbp_glo, index_g) |
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185 | |
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186 | IF ( control%stomate_watchout .OR. control%ok_co2 ) THEN |
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187 | |
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188 | ! The gpp could in principle be recalculated at the beginning of the run. |
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189 | ! However, we would need several variables that are not stored in the restart files. |
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190 | ! |
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191 | var_name= 'gpp' |
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192 | CALL restput_p (rest_id, var_name, nbp_glo, nvm, 1, kjit, gpp, 'scatter', nbp_glo, index_g) |
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193 | |
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194 | ENDIF |
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195 | |
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196 | RETURN |
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197 | |
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198 | END IF |
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199 | |
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200 | ! |
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201 | ! |
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202 | ! 1. computes some initialisation: psold, qsol_sat and pdqsold |
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203 | ! |
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204 | CALL enerbil_begin (kjpindex, temp_sol, lwdown, swnet, pb, psold, qsol_sat, pdqsold, netrad, emis) |
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205 | |
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206 | ! |
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207 | ! 2. computes psnew, qsol_sat_new, temp_sol_new, qair_new and epot_air_new |
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208 | ! |
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209 | CALL enerbil_surftemp (kjpindex, dtradia, zlev, emis, & |
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210 | & epot_air, petAcoef, petBcoef, qair, peqAcoef, peqBcoef, soilflx, rau, u, v, q_cdrag, vbeta,& |
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211 | & valpha, vbeta1, soilcap, lwdown, swnet, psnew, qsol_sat_new, temp_sol_new, & |
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212 | & qair_new, epot_air_new) |
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213 | |
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214 | ! |
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215 | ! 3. computes lwup, lwnet, tsol_rad, netrad, qsurf, vevapp, evapot, evapot_corr, fluxlat, fluxsubli and fluxsens |
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216 | ! |
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217 | |
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218 | CALL enerbil_flux (kjpindex, dtradia, emis, temp_sol, rau, u, v, q_cdrag, vbeta, valpha, vbeta1, & |
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219 | & qair_new, epot_air_new, psnew, qsurf, & |
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220 | & fluxsens , fluxlat , fluxsubli, vevapp, temp_sol_new, lwdown, swnet, & |
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221 | & lwup, lwnet, pb, tsol_rad, netrad, evapot, evapot_corr) |
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222 | |
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223 | ! |
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224 | ! 4. computes in details evaporation and transpiration |
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225 | ! |
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226 | |
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227 | CALL enerbil_evapveg (kjpindex, dtradia, vbeta1, vbeta2, vbeta3, vbeta4, vbetaco2, cimean, & |
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228 | & ccanopy, rau, u, v, q_cdrag, qair_new, humrel, vevapsno, vevapnu , vevapwet, transpir, gpp, evapot) |
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229 | |
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230 | ! |
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231 | ! 5. diagnose 2-meter temperatures |
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232 | ! |
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233 | |
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234 | CALL enerbil_t2mdiag (kjpindex, temp_air, t2mdiag) |
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235 | |
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236 | IF ( .NOT. almaoutput ) THEN |
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237 | CALL histwrite(hist_id, 'netrad', kjit, netrad, kjpindex, index) |
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238 | CALL histwrite(hist_id, 'evapot', kjit, evapot, kjpindex, index) |
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239 | CALL histwrite(hist_id, 'evapot_corr', kjit, evapot_corr, kjpindex, index) |
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240 | CALL histwrite(hist_id, 'lwdown', kjit, lwabs, kjpindex, index) |
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241 | CALL histwrite(hist_id, 'lwnet', kjit, lwnet, kjpindex, index) |
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242 | IF ( hist2_id > 0 ) THEN |
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243 | CALL histwrite(hist2_id, 'netrad', kjit, netrad, kjpindex, index) |
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244 | CALL histwrite(hist2_id, 'evapot', kjit, evapot, kjpindex, index) |
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245 | CALL histwrite(hist2_id, 'evapot_corr', kjit, evapot_corr, kjpindex, index) |
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246 | CALL histwrite(hist2_id, 'lwdown', kjit, lwabs, kjpindex, index) |
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247 | CALL histwrite(hist2_id, 'lwnet', kjit, lwnet, kjpindex, index) |
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248 | ENDIF |
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249 | ELSE |
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250 | CALL histwrite(hist_id, 'LWnet', kjit, lwnet, kjpindex, index) |
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251 | CALL histwrite(hist_id, 'Qv', kjit, fluxsubli, kjpindex, index) |
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252 | CALL histwrite(hist_id, 'PotEvap', kjit, evapot_corr, kjpindex, index) |
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253 | IF ( hist2_id > 0 ) THEN |
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254 | CALL histwrite(hist2_id, 'LWnet', kjit, lwnet, kjpindex, index) |
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255 | CALL histwrite(hist2_id, 'Qv', kjit, fluxsubli, kjpindex, index) |
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256 | CALL histwrite(hist2_id, 'PotEvap', kjit, evapot_corr, kjpindex, index) |
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257 | ENDIF |
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258 | ENDIF |
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259 | |
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260 | IF (long_print) WRITE (numout,*) ' enerbil_main Done ' |
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261 | |
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262 | END SUBROUTINE enerbil_main |
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263 | |
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264 | !! Algorithm: |
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265 | !! - dynamic allocation for local array |
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266 | !! |
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267 | SUBROUTINE enerbil_init (kjit, ldrestart_read, kjpindex, index, rest_id, qair, temp_sol, temp_sol_new, & |
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268 | & qsurf, tsol_rad, vevapp, fluxsens, fluxlat, gpp, evapot, evapot_corr) |
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269 | |
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270 | ! interface description |
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271 | ! input scalar |
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272 | INTEGER(i_std), INTENT (in) :: kjit !! Time step number |
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273 | LOGICAL ,INTENT (in) :: ldrestart_read !! Logical for _restart_ file to read |
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274 | INTEGER(i_std), INTENT (in) :: kjpindex !! Domain size |
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275 | INTEGER(i_std),DIMENSION (kjpindex), INTENT (in) :: index !! Indeces of the points on the map |
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276 | INTEGER(i_std), INTENT (in) :: rest_id !! _Restart_ file identifier |
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277 | ! input fields |
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278 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: qair !! Lowest level specific humidity |
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279 | ! output scalar |
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280 | ! output fields, they need to initialized somehow for the model forcing ORCHIDEE. |
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281 | ! |
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282 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: temp_sol !! Soil temperature |
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283 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: temp_sol_new !! New soil temperature |
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284 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: qsurf !! near surface specific humidity |
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285 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: tsol_rad !! Tsol_rad |
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286 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: vevapp !! Total of evaporation |
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287 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: fluxsens !! Sensible chaleur flux |
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288 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: fluxlat !! Latent chaleur flux |
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289 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (out) :: gpp !! Assimilation, gC/m**2 total area. |
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290 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: evapot !! Soil Potential Evaporation |
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291 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: evapot_corr !! Soil Potential Evaporation Correction |
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292 | |
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293 | ! local declaration |
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294 | INTEGER(i_std) :: ier |
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295 | |
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296 | ! initialisation |
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297 | IF (l_first_enerbil) THEN |
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298 | l_first_enerbil=.FALSE. |
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299 | ELSE |
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300 | WRITE (numout,*) ' l_first_enerbil false . we stop ' |
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301 | STOP 'enerbil_init' |
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302 | ENDIF |
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303 | |
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304 | ALLOCATE (psold(kjpindex),stat=ier) |
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305 | IF (ier.NE.0) THEN |
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306 | WRITE (numout,*) ' error in psold allocation. We stop.We need kjpindex words = ',kjpindex |
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307 | STOP 'enerbil_init' |
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308 | END IF |
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309 | |
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310 | ALLOCATE (qsol_sat(kjpindex),stat=ier) |
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311 | IF (ier.NE.0) THEN |
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312 | WRITE (numout,*) ' error in qsol_sat allocation. We stop. We need kjpindex words = ',kjpindex |
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313 | STOP 'enerbil_init' |
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314 | END IF |
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315 | |
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316 | ALLOCATE (pdqsold(kjpindex),stat=ier) |
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317 | IF (ier.NE.0) THEN |
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318 | WRITE (numout,*) ' error in pdqsold allocation. We stop. We need kjpindex words = ',kjpindex |
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319 | STOP 'enerbil_init' |
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320 | END IF |
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321 | |
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322 | ALLOCATE (psnew(kjpindex),stat=ier) |
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323 | IF (ier.NE.0) THEN |
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324 | WRITE (numout,*) ' error in psnew allocation. We stop. We need kjpindex words = ',kjpindex |
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325 | STOP 'enerbil_init' |
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326 | END IF |
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327 | |
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328 | ALLOCATE (qsol_sat_new(kjpindex),stat=ier) |
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329 | IF (ier.NE.0) THEN |
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330 | WRITE (numout,*) ' error in qsol_sat_new allocation. We stop. We need kjpindex words = ',kjpindex |
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331 | STOP 'enerbil_init' |
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332 | END IF |
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333 | |
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334 | ALLOCATE (netrad(kjpindex),stat=ier) |
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335 | IF (ier.NE.0) THEN |
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336 | WRITE (numout,*) ' error in netrad allocation. We stop. We need kjpindex words = ',kjpindex |
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337 | STOP 'enerbil_init' |
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338 | END IF |
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339 | |
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340 | ALLOCATE (lwabs(kjpindex),stat=ier) |
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341 | IF (ier.NE.0) THEN |
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342 | WRITE (numout,*) ' error in lwabs allocation. We stop. We need kjpindex words = ',kjpindex |
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343 | STOP 'enerbil_init' |
---|
344 | END IF |
---|
345 | |
---|
346 | ALLOCATE (lwup(kjpindex),stat=ier) |
---|
347 | IF (ier.NE.0) THEN |
---|
348 | WRITE (numout,*) ' error in lwup allocation. We stop. We need kjpindex words = ',kjpindex |
---|
349 | STOP 'enerbil_init' |
---|
350 | END IF |
---|
351 | |
---|
352 | ALLOCATE (lwnet(kjpindex),stat=ier) |
---|
353 | IF (ier.NE.0) THEN |
---|
354 | WRITE (numout,*) ' error in lwnet allocation. We stop. We need kjpindex words = ',kjpindex |
---|
355 | STOP 'enerbil_init' |
---|
356 | END IF |
---|
357 | |
---|
358 | ALLOCATE (fluxsubli(kjpindex),stat=ier) |
---|
359 | IF (ier.NE.0) THEN |
---|
360 | WRITE (numout,*) ' error in fluxsubli allocation. We stop. We need kjpindex words = ',kjpindex |
---|
361 | STOP 'enerbil_init' |
---|
362 | END IF |
---|
363 | |
---|
364 | ALLOCATE (qsat_air(kjpindex),stat=ier) |
---|
365 | IF (ier.NE.0) THEN |
---|
366 | WRITE (numout,*) ' error in qsat_air allocation. We stop. We need kjpindex words = ',kjpindex |
---|
367 | STOP 'enerbil_init' |
---|
368 | END IF |
---|
369 | |
---|
370 | ALLOCATE (tair(kjpindex),stat=ier) |
---|
371 | IF (ier.NE.0) THEN |
---|
372 | WRITE (numout,*) ' error in tair allocation. We stop. We need kjpindex words = ',kjpindex |
---|
373 | STOP 'enerbil_init' |
---|
374 | END IF |
---|
375 | |
---|
376 | ! open restart input file done by enerbil_init |
---|
377 | ! and read data from restart input file for ENERBIL process |
---|
378 | |
---|
379 | IF (ldrestart_read) THEN |
---|
380 | |
---|
381 | IF (long_print) WRITE (numout,*) ' we have to read a restart file for HYDROLOGIC variables' |
---|
382 | |
---|
383 | var_name='temp_sol' |
---|
384 | CALL ioconf_setatt('UNITS', 'K') |
---|
385 | CALL ioconf_setatt('LONG_NAME','Surface temperature') |
---|
386 | CALL restget_p (rest_id, var_name, nbp_glo, 1, 1, kjit, .TRUE., temp_sol, "gather", nbp_glo, index_g) |
---|
387 | ! |
---|
388 | !Config Key = ENERBIL_TSURF |
---|
389 | !Config Desc = Initial temperature if not found in restart |
---|
390 | !Config Def = 280. |
---|
391 | !Config Help = The initial value of surface temperature if its value is not found |
---|
392 | !Config in the restart file. This should only be used if the model is |
---|
393 | !Config started without a restart file. |
---|
394 | ! |
---|
395 | CALL setvar_p (temp_sol, val_exp,'ENERBIL_TSURF', 280._r_std) |
---|
396 | ! |
---|
397 | var_name= 'qsurf' |
---|
398 | CALL ioconf_setatt('UNITS', 'g/g') |
---|
399 | CALL ioconf_setatt('LONG_NAME','near surface specific humidity') |
---|
400 | CALL restget_p (rest_id, var_name, nbp_glo, 1, 1, kjit, .TRUE., qsurf, "gather", nbp_glo, index_g) |
---|
401 | IF ( ALL( qsurf(:) .EQ. val_exp ) ) THEN |
---|
402 | qsurf(:) = qair(:) |
---|
403 | ENDIF |
---|
404 | ! |
---|
405 | var_name= 'evapot' |
---|
406 | CALL ioconf_setatt('UNITS', 'mm/d') |
---|
407 | CALL ioconf_setatt('LONG_NAME','Soil Potential Evaporation') |
---|
408 | CALL restget_p (rest_id, var_name, nbp_glo, 1, 1, kjit, .TRUE., evapot, "gather", nbp_glo, index_g) |
---|
409 | ! |
---|
410 | var_name= 'evapot_corr' |
---|
411 | CALL ioconf_setatt('UNITS', 'mm/d') |
---|
412 | CALL ioconf_setatt('LONG_NAME','Corrected Soil Potential Evaporation') |
---|
413 | IF ( ok_var(var_name) ) THEN |
---|
414 | CALL restget_p (rest_id, var_name, nbp_glo, 1, 1, kjit, .TRUE., evapot_corr, "gather", nbp_glo, index_g) |
---|
415 | ENDIF |
---|
416 | ! |
---|
417 | !Config Key = ENERBIL_EVAPOT |
---|
418 | !Config Desc = Initial Soil Potential Evaporation |
---|
419 | !Config Def = 0.0 |
---|
420 | !Config Help = The initial value of soil potential evaporation if its value |
---|
421 | !Config is not found in the restart file. This should only be used if |
---|
422 | !Config the model is started without a restart file. |
---|
423 | ! |
---|
424 | CALL setvar_p (evapot, val_exp, 'ENERBIL_EVAPOT', 0.0_r_std) |
---|
425 | IF ( ok_var("evapot_corr") ) THEN |
---|
426 | CALL setvar_p (evapot_corr, val_exp, 'ENERBIL_EVAPOT', 0.0_r_std) |
---|
427 | ENDIF |
---|
428 | ! |
---|
429 | var_name= 'tsolrad' |
---|
430 | CALL ioconf_setatt('UNITS', 'K') |
---|
431 | CALL ioconf_setatt('LONG_NAME','Radiative surface temperature') |
---|
432 | CALL restget_p (rest_id, var_name, nbp_glo, 1, 1, kjit, .TRUE., tsol_rad, "gather", nbp_glo, index_g) |
---|
433 | IF ( ALL( tsol_rad(:) .EQ. val_exp ) ) THEN |
---|
434 | tsol_rad(:) = temp_sol(:) |
---|
435 | ENDIF |
---|
436 | ! |
---|
437 | ! Set the fluxes so that we have something reasonable and not NaN on some machines |
---|
438 | ! |
---|
439 | var_name= 'evapora' |
---|
440 | CALL ioconf_setatt('UNITS', 'Kg/m^2/dt') |
---|
441 | CALL ioconf_setatt('LONG_NAME','Evaporation') |
---|
442 | CALL restget_p (rest_id, var_name, nbp_glo, 1, 1, kjit, .TRUE., vevapp, "gather", nbp_glo, index_g) |
---|
443 | IF ( ALL( vevapp(:) .EQ. val_exp ) ) THEN |
---|
444 | vevapp(:) = 0.0_r_std |
---|
445 | ENDIF |
---|
446 | ! |
---|
447 | var_name= 'fluxlat' |
---|
448 | CALL ioconf_setatt('UNITS', 'W/m^2') |
---|
449 | CALL ioconf_setatt('LONG_NAME','Latent heat flux') |
---|
450 | CALL restget_p (rest_id, var_name, nbp_glo, 1, 1, kjit, .TRUE., fluxlat, "gather", nbp_glo, index_g) |
---|
451 | IF ( ALL( fluxlat(:) .EQ. val_exp ) ) THEN |
---|
452 | fluxlat(:) = 0.0_r_std |
---|
453 | ENDIF |
---|
454 | ! |
---|
455 | var_name= 'fluxsens' |
---|
456 | CALL ioconf_setatt('UNITS', 'W/m^2') |
---|
457 | CALL ioconf_setatt('LONG_NAME','Sensible heat flux') |
---|
458 | CALL restget_p (rest_id, var_name, nbp_glo, 1, 1, kjit, .TRUE., fluxsens, "gather", nbp_glo, index_g) |
---|
459 | IF ( ALL( fluxsens(:) .EQ. val_exp ) ) THEN |
---|
460 | fluxsens(:) = 0.0_r_std |
---|
461 | ENDIF |
---|
462 | ! |
---|
463 | ! If we are with STOMATE |
---|
464 | ! |
---|
465 | IF ( control%stomate_watchout .OR. control%ok_co2 ) THEN |
---|
466 | |
---|
467 | ! The gpp could in principle be recalculated at the beginning of the run. |
---|
468 | ! However, we would need several variables that are not stored in the restart files. |
---|
469 | var_name= 'gpp' |
---|
470 | CALL ioconf_setatt('UNITS', 'gC/m**2/time step') |
---|
471 | CALL ioconf_setatt('LONG_NAME','Gross primary productivity') |
---|
472 | CALL restget_p (rest_id, var_name, nbp_glo, nvm, 1, kjit, .TRUE., gpp, "gather", nbp_glo, index_g) |
---|
473 | |
---|
474 | IF ( ALL( gpp(:,:) .EQ. val_exp ) ) THEN |
---|
475 | gpp(:,:) = zero |
---|
476 | ENDIF |
---|
477 | |
---|
478 | ENDIF |
---|
479 | |
---|
480 | ! initialises temp_sol_new |
---|
481 | ! saved in thermosoil |
---|
482 | var_name='temp_sol_new' |
---|
483 | CALL ioconf_setatt('UNITS', 'K') |
---|
484 | CALL ioconf_setatt('LONG_NAME','New Surface temperature') |
---|
485 | IF ( ok_var(var_name) ) THEN |
---|
486 | CALL restget_p (rest_id, var_name, nbp_glo, 1, 1, kjit, .TRUE., temp_sol_new, "gather", nbp_glo, index_g) |
---|
487 | IF ( ALL( temp_sol_new(:) .EQ. val_exp ) ) THEN |
---|
488 | temp_sol_new(:) = temp_sol(:) |
---|
489 | ENDIF |
---|
490 | ELSE |
---|
491 | ! initialises temp_sol_new |
---|
492 | temp_sol_new(:) = temp_sol(:) |
---|
493 | ENDIF |
---|
494 | |
---|
495 | ELSE |
---|
496 | ! initialises temp_sol_new |
---|
497 | temp_sol_new(:) = temp_sol(:) |
---|
498 | ENDIF |
---|
499 | |
---|
500 | IF (long_print) WRITE (numout,*) ' enerbil_init done ' |
---|
501 | |
---|
502 | END SUBROUTINE enerbil_init |
---|
503 | |
---|
504 | SUBROUTINE enerbil_clear () |
---|
505 | l_first_enerbil=.TRUE. |
---|
506 | IF ( ALLOCATED (psold)) DEALLOCATE (psold) |
---|
507 | IF ( ALLOCATED (qsol_sat)) DEALLOCATE (qsol_sat) |
---|
508 | IF ( ALLOCATED (pdqsold)) DEALLOCATE (pdqsold) |
---|
509 | IF ( ALLOCATED (psnew)) DEALLOCATE (psnew) |
---|
510 | IF ( ALLOCATED (qsol_sat_new)) DEALLOCATE (qsol_sat_new) |
---|
511 | IF ( ALLOCATED (netrad)) DEALLOCATE (netrad) |
---|
512 | IF ( ALLOCATED (lwabs)) DEALLOCATE (lwabs) |
---|
513 | IF ( ALLOCATED (lwup)) DEALLOCATE (lwup) |
---|
514 | IF ( ALLOCATED (lwnet)) DEALLOCATE (lwnet) |
---|
515 | IF ( ALLOCATED (fluxsubli)) DEALLOCATE (fluxsubli) |
---|
516 | IF ( ALLOCATED (qsat_air)) DEALLOCATE (qsat_air) |
---|
517 | IF ( ALLOCATED (tair)) DEALLOCATE (tair) |
---|
518 | ! |
---|
519 | ! open restart input file done by enerbil_init |
---|
520 | ! and read data from restart input file for ENERBIL process |
---|
521 | |
---|
522 | |
---|
523 | END SUBROUTINE enerbil_clear |
---|
524 | |
---|
525 | SUBROUTINE enerbil_var_init (kjpindex, temp_air, t2mdiag) |
---|
526 | |
---|
527 | ! interface description |
---|
528 | ! input scalar |
---|
529 | INTEGER(i_std), INTENT(in) :: kjpindex !! Domain size |
---|
530 | ! input fields |
---|
531 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: temp_air !! Air temperature in Kelvin |
---|
532 | ! modified fields |
---|
533 | ! output fields |
---|
534 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: t2mdiag !! 2-meter temperature |
---|
535 | |
---|
536 | CALL enerbil_t2mdiag (kjpindex, temp_air, t2mdiag) |
---|
537 | |
---|
538 | IF (long_print) WRITE (numout,*) ' enerbil_var_init done ' |
---|
539 | |
---|
540 | END SUBROUTINE enerbil_var_init |
---|
541 | |
---|
542 | !! This routines computes psold, qsol_sat, pdqsold and netrad |
---|
543 | !! |
---|
544 | SUBROUTINE enerbil_begin (kjpindex, temp_sol, lwdown, swnet, pb, psold, qsol_sat, pdqsold, netrad, emis) |
---|
545 | |
---|
546 | ! interface description |
---|
547 | INTEGER(i_std), INTENT(in) :: kjpindex !! Domain size |
---|
548 | ! input fields |
---|
549 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: temp_sol !! Soil temperature in Kelvin |
---|
550 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: lwdown !! Down-welling long-wave flux |
---|
551 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: swnet !! Net surface short-wave flux |
---|
552 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: pb !! Lowest level pressure |
---|
553 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: emis !! Emissivity |
---|
554 | ! output fields |
---|
555 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: psold !! Old surface dry static energy |
---|
556 | !! Saturated specific humudity for old temperature |
---|
557 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: qsol_sat |
---|
558 | !! Derivative of satured specific humidity at the old temperature |
---|
559 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: pdqsold |
---|
560 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: netrad !! Net radiation |
---|
561 | |
---|
562 | ! local declaration |
---|
563 | INTEGER(i_std) :: ji |
---|
564 | REAL(r_std), DIMENSION(kjpindex) :: dev_qsol |
---|
565 | REAL(r_std), PARAMETER :: missing = 999998. |
---|
566 | ! initialisation |
---|
567 | |
---|
568 | ! |
---|
569 | ! 1. computes psold |
---|
570 | ! |
---|
571 | psold(:) = temp_sol(:)*cp_air |
---|
572 | ! |
---|
573 | ! 2. computes qsol_sat |
---|
574 | ! |
---|
575 | CALL qsatcalc (kjpindex, temp_sol, pb, qsol_sat) |
---|
576 | |
---|
577 | IF ( diag_qsat ) THEN |
---|
578 | IF ( ANY(ABS(qsol_sat(:)) .GT. missing) ) THEN |
---|
579 | DO ji = 1, kjpindex |
---|
580 | IF ( ABS(qsol_sat(ji)) .GT. missing) THEN |
---|
581 | WRITE(numout,*) 'ERROR on ji = ', ji |
---|
582 | WRITE(numout,*) 'temp_sol(ji), pb(ji) :', temp_sol(ji), pb(ji) |
---|
583 | CALL ipslerr (3,'enerbil_begin', & |
---|
584 | & 'qsol too high ','','') |
---|
585 | ENDIF |
---|
586 | ENDDO |
---|
587 | ENDIF |
---|
588 | ENDIF |
---|
589 | |
---|
590 | ! |
---|
591 | ! 3. computes pdqsold |
---|
592 | ! |
---|
593 | CALL dev_qsatcalc (kjpindex, temp_sol, pb, dev_qsol) |
---|
594 | DO ji = 1, kjpindex |
---|
595 | pdqsold(ji) = dev_qsol(ji) * ( pb(ji)**kappa ) / cp_air |
---|
596 | ENDDO |
---|
597 | |
---|
598 | IF ( diag_qsat ) THEN |
---|
599 | IF ( ANY(ABS( pdqsold(:)) .GT. missing) ) THEN |
---|
600 | DO ji = 1, kjpindex |
---|
601 | IF ( ABS( pdqsold(ji)) .GT. missing ) THEN |
---|
602 | WRITE(numout,*) 'ERROR on ji = ', ji |
---|
603 | WRITE(numout,*) 'temp_sol(ji), pb(ji) :', temp_sol(ji), pb(ji) |
---|
604 | CALL ipslerr (3,'enerbil_begin', & |
---|
605 | & 'pdqsold too high ','','') |
---|
606 | ENDIF |
---|
607 | ENDDO |
---|
608 | ENDIF |
---|
609 | ENDIF |
---|
610 | |
---|
611 | ! |
---|
612 | ! 4. computes netrad and absorbed LW radiation absorbed at the surface |
---|
613 | ! |
---|
614 | lwabs(:) = emis(:) * lwdown(:) |
---|
615 | netrad(:) = lwdown(:) + swnet (:) - (emis(:) * c_stefan * temp_sol(:)**4 + (un - emis(:)) * lwdown(:)) |
---|
616 | ! |
---|
617 | IF (long_print) WRITE (numout,*) ' enerbil_begin done ' |
---|
618 | |
---|
619 | END SUBROUTINE enerbil_begin |
---|
620 | |
---|
621 | !! This routine computes psnew and qsol_sat_new |
---|
622 | !! |
---|
623 | !! Computes the energy balance at the surface with an implicit scheme |
---|
624 | !! that is connected to the Richtmyer and Morton algorithm of the PBL. |
---|
625 | !! |
---|
626 | SUBROUTINE enerbil_surftemp (kjpindex, dtradia, zlev, emis, epot_air, & |
---|
627 | & petAcoef, petBcoef, qair, peqAcoef, peqBcoef, soilflx, rau, u, v, q_cdrag, vbeta,& |
---|
628 | & valpha, vbeta1, soilcap, lwdown, swnet, psnew, qsol_sat_new, temp_sol_new, & |
---|
629 | & qair_new, epot_air_new) |
---|
630 | |
---|
631 | ! interface |
---|
632 | ! input scalar |
---|
633 | INTEGER(i_std), INTENT(in) :: kjpindex !! Domain size |
---|
634 | REAL(r_std), INTENT(in) :: dtradia !! Time step in seconds |
---|
635 | ! input fields |
---|
636 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: zlev !! Height of first layer |
---|
637 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: emis !! Emissivity |
---|
638 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: epot_air !! Air potential energy |
---|
639 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: petAcoef !! PetAcoef |
---|
640 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: petBcoef !! PetBcoef |
---|
641 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: qair !! Lowest level specific humidity |
---|
642 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: peqAcoef !! PeqAcoef |
---|
643 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: peqBcoef !! PeqBcoef |
---|
644 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: soilflx !! Soil flux |
---|
645 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: rau !! Density |
---|
646 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: u, v !! Wind |
---|
647 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: q_cdrag !! |
---|
648 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: vbeta !! Resistance coefficient |
---|
649 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: valpha !! Resistance coefficient |
---|
650 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: vbeta1 !! Snow resistance |
---|
651 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: soilcap !! Soil calorific capacity |
---|
652 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: lwdown !! Down-welling long-wave flux |
---|
653 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: swnet !! Net surface short-wave flux |
---|
654 | ! output fields |
---|
655 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: psnew !! New surface static energy |
---|
656 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: qsol_sat_new !! New saturated surface air moisture |
---|
657 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: temp_sol_new !! New soil temperature |
---|
658 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: qair_new !! New air moisture |
---|
659 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: epot_air_new !! New air temperature |
---|
660 | |
---|
661 | |
---|
662 | ! local declaration |
---|
663 | INTEGER(i_std) :: ji |
---|
664 | REAL(r_std),DIMENSION (kjpindex) :: zicp |
---|
665 | REAL(r_std) :: fevap |
---|
666 | REAL(r_std) :: sensfl_old, larsub_old, lareva_old, dtheta, sum_old, sum_sns |
---|
667 | REAL(r_std) :: zikt, zikq, netrad_sns, sensfl_sns, larsub_sns, lareva_sns |
---|
668 | REAL(r_std) :: speed |
---|
669 | |
---|
670 | zicp = un / cp_air |
---|
671 | ! |
---|
672 | DO ji=1,kjpindex |
---|
673 | ! |
---|
674 | ! |
---|
675 | ! Help variables |
---|
676 | ! |
---|
677 | ! |
---|
678 | speed = MAX(min_wind, SQRT (u(ji)*u(ji) + v(ji)*v(ji))) |
---|
679 | ! |
---|
680 | zikt = 1/(rau(ji) * speed * q_cdrag(ji)) |
---|
681 | zikq = 1/(rau(ji) * speed * q_cdrag(ji)) |
---|
682 | ! |
---|
683 | ! |
---|
684 | ! The first step is to compute the fluxes for the old surface conditions |
---|
685 | ! |
---|
686 | ! |
---|
687 | sensfl_old = (petBcoef(ji) - psold(ji)) / (zikt - petAcoef(ji)) |
---|
688 | larsub_old = chalsu0 * vbeta1(ji) * (peqBcoef(ji) - qsol_sat(ji)) / (zikq - peqAcoef(ji)) |
---|
689 | lareva_old = chalev0 * (un - vbeta1(ji)) * vbeta(ji) * & |
---|
690 | & (peqBcoef(ji) - valpha(ji) * qsol_sat(ji)) / (zikq - peqAcoef(ji)) |
---|
691 | ! |
---|
692 | ! |
---|
693 | ! Next the sensitivity terms are computed |
---|
694 | ! |
---|
695 | ! |
---|
696 | netrad_sns = zicp(ji) * quatre * emis(ji) * c_stefan * ((zicp(ji) * psold(ji))**3) |
---|
697 | sensfl_sns = un / (zikt - petAcoef(ji)) |
---|
698 | larsub_sns = chalsu0 * vbeta1(ji) * zicp(ji) * pdqsold(ji) / (zikq - peqAcoef(ji)) |
---|
699 | lareva_sns = chalev0 * (un - vbeta1(ji)) * vbeta(ji) * valpha(ji) * & |
---|
700 | & zicp(ji) * pdqsold(ji) / (zikq - peqAcoef(ji)) |
---|
701 | ! |
---|
702 | ! |
---|
703 | ! Now we are solving the energy balance |
---|
704 | ! |
---|
705 | ! |
---|
706 | sum_old = netrad(ji) + sensfl_old + larsub_old + lareva_old + soilflx(ji) |
---|
707 | sum_sns = netrad_sns + sensfl_sns + larsub_sns + lareva_sns |
---|
708 | dtheta = dtradia * sum_old / (zicp(ji) * soilcap(ji) + dtradia * sum_sns) |
---|
709 | ! |
---|
710 | ! |
---|
711 | psnew(ji) = psold(ji) + dtheta |
---|
712 | ! |
---|
713 | qsol_sat_new(ji) = qsol_sat(ji) + zicp(ji) * pdqsold(ji) * dtheta |
---|
714 | ! |
---|
715 | temp_sol_new(ji) = psnew(ji) / cp_air |
---|
716 | ! |
---|
717 | epot_air_new(ji) = zikt * (sensfl_old - sensfl_sns * dtheta) + psnew(ji) |
---|
718 | ! |
---|
719 | fevap = (lareva_old - lareva_sns * dtheta) + (larsub_old - larsub_sns * dtheta) |
---|
720 | IF ( ABS(fevap) < EPSILON(un) ) THEN |
---|
721 | qair_new(ji) = qair(ji) |
---|
722 | ELSE |
---|
723 | qair_new(ji) = zikq * un / (chalev0 * (un - vbeta1(ji)) * vbeta(ji) * valpha(ji) + & |
---|
724 | & chalsu0 * vbeta1(ji)) * fevap + qsol_sat_new(ji) |
---|
725 | ENDIF |
---|
726 | ! |
---|
727 | ! |
---|
728 | ENDDO |
---|
729 | |
---|
730 | IF (long_print) WRITE (numout,*) ' enerbil_surftemp done ' |
---|
731 | |
---|
732 | END SUBROUTINE enerbil_surftemp |
---|
733 | |
---|
734 | !! This routine computes tsol_new, netrad, vevapp, fluxlat, fluxsubli and fluxsens |
---|
735 | !! |
---|
736 | SUBROUTINE enerbil_flux (kjpindex, dtradia, emis, temp_sol, rau, u, v, q_cdrag, vbeta, valpha, & |
---|
737 | & vbeta1, qair, epot_air, psnew, qsurf, fluxsens, fluxlat, fluxsubli, vevapp, temp_sol_new, & |
---|
738 | & lwdown, swnet, lwup, lwnet, pb, tsol_rad, netrad, evapot, evapot_corr) |
---|
739 | |
---|
740 | ! interface description |
---|
741 | ! input scalar |
---|
742 | INTEGER(i_std), INTENT(in) :: kjpindex !! Domain size |
---|
743 | REAL(r_std), INTENT(in) :: dtradia !! Time step in seconds |
---|
744 | ! input fields |
---|
745 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: emis !! Emissivity |
---|
746 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: temp_sol !! Soil temperature |
---|
747 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: rau !! Density |
---|
748 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: u,v !! wind |
---|
749 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: q_cdrag !! |
---|
750 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: vbeta !! Resistance coefficient |
---|
751 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: valpha !! Resistance coefficient |
---|
752 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: vbeta1 !! Snow resistance |
---|
753 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: qair !! Lowest level specific humidity |
---|
754 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: epot_air !! Air potential energy |
---|
755 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: psnew !! New surface static energy |
---|
756 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: temp_sol_new !! New soil temperature |
---|
757 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: pb !! Lowest level pressure |
---|
758 | ! output fields |
---|
759 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: qsurf !! Surface specific humidity |
---|
760 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: fluxsens !! Sensible chaleur flux |
---|
761 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: fluxlat !! Latent chaleur flux |
---|
762 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: fluxsubli !! Energy of sublimation |
---|
763 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: vevapp !! Total of evaporation |
---|
764 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: lwdown !! Downward Long-wave radiation |
---|
765 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: swnet !! Net SW radiation |
---|
766 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: lwup !! Long-wave up radiation |
---|
767 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: lwnet !! Long-wave net radiation |
---|
768 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: tsol_rad !! Radiative surface temperature |
---|
769 | REAL(r_std),DIMENSION (kjpindex), INTENT (inout) :: netrad !! Net radiation |
---|
770 | REAL(r_std),DIMENSION (kjpindex), INTENT (inout) :: evapot !! Soil Potential Evaporation |
---|
771 | REAL(r_std),DIMENSION (kjpindex), INTENT (inout) :: evapot_corr !! Soil Potential Evaporation Correction |
---|
772 | |
---|
773 | |
---|
774 | ! local declaration |
---|
775 | INTEGER(i_std) :: ji |
---|
776 | REAL(r_std),DIMENSION (kjpindex) :: grad_qsat |
---|
777 | REAL(r_std) :: correction |
---|
778 | REAL(r_std) :: speed, qc |
---|
779 | ! initialisation |
---|
780 | |
---|
781 | ! |
---|
782 | ! 1. computes temp_sol_new, netrad, vevapp, fluxlat, fluxsubli, fluxsens |
---|
783 | ! |
---|
784 | |
---|
785 | DO ji=1,kjpindex |
---|
786 | |
---|
787 | speed = MAX(min_wind, SQRT (u(ji)*u(ji) + v(ji)*v(ji))) |
---|
788 | qc = speed * q_cdrag(ji) |
---|
789 | |
---|
790 | lwup(ji) = emis(ji) * c_stefan * temp_sol(ji)**4 + & |
---|
791 | & quatre * emis(ji) * c_stefan * temp_sol(ji)**3 * & |
---|
792 | & (temp_sol_new(ji) - temp_sol(ji)) |
---|
793 | !! |
---|
794 | !! Add the reflected LW radiation |
---|
795 | !! |
---|
796 | lwup(ji) = lwup(ji) + (un - emis(ji)) * lwdown(ji) |
---|
797 | |
---|
798 | !! tsol_rad(ji) = (lwup(ji)/ (emis(ji) * c_stefan)) **(1./quatre) |
---|
799 | !! Need to check the equations |
---|
800 | !! |
---|
801 | tsol_rad(ji) = emis(ji) * c_stefan * temp_sol(ji)**4 + lwup(ji) |
---|
802 | !! |
---|
803 | !! This is a simple diagnostic which will be used by the GCM to compute the dependence of |
---|
804 | !! of the surface layer stability on moisture. |
---|
805 | !! |
---|
806 | qsurf(ji) = vbeta1(ji) * qsol_sat_new(ji) + & |
---|
807 | & (un - vbeta1(ji)) * vbeta(ji) * valpha(ji) * qsol_sat_new(ji) |
---|
808 | qsurf(ji) = MAX(qsurf(ji), qair(ji)) |
---|
809 | |
---|
810 | netrad(ji) = lwdown(ji) + swnet(ji) - lwup(ji) |
---|
811 | |
---|
812 | vevapp(ji) = dtradia * rau(ji) * qc * vbeta1(ji) * (qsol_sat_new(ji) - qair(ji)) + & |
---|
813 | & dtradia * rau(ji) * qc * (un - vbeta1(ji)) * vbeta(ji) * & |
---|
814 | & (valpha(ji) * qsol_sat_new(ji) - qair(ji)) |
---|
815 | |
---|
816 | fluxlat(ji) = chalsu0 * rau(ji) * qc * vbeta1(ji) *& |
---|
817 | & (qsol_sat_new(ji) - qair(ji)) + & |
---|
818 | & chalev0 * rau(ji) * qc * (un - vbeta1(ji)) * vbeta(ji) * & |
---|
819 | & (valpha(ji) * qsol_sat_new(ji) - qair(ji)) |
---|
820 | |
---|
821 | fluxsubli(ji) = chalsu0 * rau(ji) * qc * vbeta1(ji) *& |
---|
822 | & (qsol_sat_new(ji) - qair(ji)) |
---|
823 | |
---|
824 | fluxsens(ji) = rau(ji) * qc * (psnew(ji) - epot_air(ji)) |
---|
825 | |
---|
826 | lwnet(ji) = lwdown(ji) - lwup(ji) |
---|
827 | |
---|
828 | evapot(ji) = MAX(zero, dtradia * rau(ji) * qc * (qsol_sat_new(ji) - qair(ji))) |
---|
829 | |
---|
830 | tair(ji) = epot_air(ji) / cp_air |
---|
831 | |
---|
832 | ENDDO |
---|
833 | |
---|
834 | ! define qsat_air avec subroutine de src_parameter: |
---|
835 | |
---|
836 | CALL qsatcalc(kjpindex, tair, pb, qsat_air) |
---|
837 | |
---|
838 | CALL dev_qsatcalc(kjpindex, tair, pb, grad_qsat) |
---|
839 | ! grad_qsat(:)= (qsol_sat_new(:)- qsat_air(:)) / ((psnew(:) - epot_air(:)) / cp_air) ! * dtradia |
---|
840 | !- Penser a sortir evapot en meme temps qu'evapot_corr tdo. |
---|
841 | DO ji=1,kjpindex |
---|
842 | |
---|
843 | speed = MAX(min_wind, SQRT (u(ji)*u(ji) + v(ji)*v(ji))) |
---|
844 | qc = speed * q_cdrag(ji) |
---|
845 | |
---|
846 | IF ((evapot(ji) .GT. zero) .AND. ((psnew(ji) - epot_air(ji)) .NE. zero )) THEN |
---|
847 | |
---|
848 | correction = (quatre * emis(ji) * c_stefan * tair(ji)**3 + rau(ji) * qc * cp_air + & |
---|
849 | & chalev0 * rau(ji) * qc * grad_qsat(ji) * vevapp(ji) / evapot(ji) ) |
---|
850 | IF (ABS(correction) .GT. min_sechiba) THEN |
---|
851 | correction = chalev0 * rau(ji) * qc * grad_qsat(ji) * (un - vevapp(ji)/evapot(ji)) / correction |
---|
852 | ELSE |
---|
853 | WRITE(numout,*) "Denominateur de la correction de milly nul! Aucune correction appliquee" |
---|
854 | ENDIF |
---|
855 | ELSE |
---|
856 | correction = zero |
---|
857 | ENDIF |
---|
858 | correction = MAX (zero, correction) |
---|
859 | |
---|
860 | evapot_corr(ji) = evapot(ji) / (un + correction) |
---|
861 | |
---|
862 | ENDDO |
---|
863 | |
---|
864 | IF (long_print) WRITE (numout,*) ' enerbil_flux done ' |
---|
865 | |
---|
866 | END SUBROUTINE enerbil_flux |
---|
867 | |
---|
868 | !! This routine computes evaporation and transpiration |
---|
869 | !! |
---|
870 | SUBROUTINE enerbil_evapveg (kjpindex, dtradia, vbeta1, vbeta2, vbeta3, vbeta4, vbetaco2, cimean, & |
---|
871 | & ccanopy, rau, u, v, q_cdrag, qair, humrel, vevapsno, vevapnu , vevapwet, transpir, gpp, evapot) |
---|
872 | |
---|
873 | ! interface description |
---|
874 | ! input scalar |
---|
875 | INTEGER(i_std), INTENT(in) :: kjpindex !! Domain size |
---|
876 | REAL(r_std), INTENT(in) :: dtradia !! Time step in seconds |
---|
877 | ! input fields |
---|
878 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: vbeta1 !! Snow resistance |
---|
879 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: vbeta4 !! Bare soil resistance |
---|
880 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: rau !! Density |
---|
881 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: u, v !! Wind |
---|
882 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: q_cdrag !! |
---|
883 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: qair !! Lowest level specific humidity |
---|
884 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: ccanopy !! CO2 concentration in the canopy |
---|
885 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: evapot !! Soil Potential Evaporation |
---|
886 | REAL(r_std),DIMENSION (kjpindex, nvm), INTENT (in) :: humrel !! Relative humidity |
---|
887 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (in) :: vbeta2 !! Interception resistance |
---|
888 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (in) :: vbeta3 !! Vegetation resistance |
---|
889 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (in) :: vbetaco2 !! Vegetation resistance to CO2 |
---|
890 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (in) :: cimean !! mean Ci |
---|
891 | ! output fields |
---|
892 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: vevapsno !! Snow evaporation |
---|
893 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: vevapnu !! Bare soil evaporation |
---|
894 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (out) :: transpir !! Transpiration |
---|
895 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (out) :: gpp !! Assimilation, gC/m**2 total area. |
---|
896 | REAL(r_std),DIMENSION (kjpindex,nvm), INTENT (out) :: vevapwet !! Interception |
---|
897 | |
---|
898 | ! local declaration |
---|
899 | INTEGER(i_std) :: ji, jv |
---|
900 | REAL(r_std), DIMENSION(kjpindex) :: xx |
---|
901 | REAL(r_std) :: speed |
---|
902 | |
---|
903 | ! initialisation |
---|
904 | |
---|
905 | ! |
---|
906 | ! 1. computes vevapsno, vevapnu |
---|
907 | ! |
---|
908 | |
---|
909 | DO ji=1,kjpindex |
---|
910 | |
---|
911 | speed = MAX(min_wind, SQRT (u(ji)*u(ji) + v(ji)*v(ji))) |
---|
912 | |
---|
913 | ! |
---|
914 | ! 1.1 snow sublimation |
---|
915 | ! |
---|
916 | vevapsno(ji) = vbeta1(ji) * dtradia * rau(ji) * speed * q_cdrag(ji) * (qsol_sat_new(ji) - qair(ji)) |
---|
917 | |
---|
918 | ! |
---|
919 | ! 1.2 bare soil evaporation |
---|
920 | ! |
---|
921 | vevapnu(ji) = (un - vbeta1(ji)) * vbeta4(ji) * dtradia * rau(ji) * speed * q_cdrag(ji) & |
---|
922 | & * (qsol_sat_new(ji) - qair(ji)) |
---|
923 | |
---|
924 | END DO |
---|
925 | |
---|
926 | ! |
---|
927 | ! 2. computes transpir and vevapwet |
---|
928 | ! |
---|
929 | |
---|
930 | DO ji = 1, kjpindex |
---|
931 | ! |
---|
932 | speed = MAX(min_wind, SQRT (u(ji)*u(ji) + v(ji)*v(ji))) |
---|
933 | ! |
---|
934 | xx(ji) = dtradia * (un-vbeta1(ji)) * (qsol_sat_new(ji)-qair(ji)) * rau(ji) * speed * q_cdrag(ji) |
---|
935 | ! |
---|
936 | ENDDO |
---|
937 | ! |
---|
938 | DO jv=1,nvm |
---|
939 | DO ji=1,kjpindex |
---|
940 | ! |
---|
941 | ! 2.1 Interception loss |
---|
942 | ! |
---|
943 | vevapwet(ji,jv) = xx(ji) * vbeta2(ji,jv) |
---|
944 | ! |
---|
945 | ! 2.2 Transpiration |
---|
946 | ! |
---|
947 | transpir (ji,jv) = xx(ji) * vbeta3(ji,jv) |
---|
948 | ! |
---|
949 | END DO |
---|
950 | END DO |
---|
951 | |
---|
952 | ! |
---|
953 | ! 3 STOMATE: Assimilation |
---|
954 | ! |
---|
955 | |
---|
956 | IF ( control%ok_co2 ) THEN |
---|
957 | |
---|
958 | DO jv = 1, nvm |
---|
959 | DO ji = 1, kjpindex |
---|
960 | speed = MAX(min_wind, SQRT (u(ji)*u(ji) + v(ji)*v(ji))) |
---|
961 | |
---|
962 | gpp(ji,jv) = vbetaco2(ji,jv) * dtradia * rau(ji) * speed * q_cdrag(ji) * & |
---|
963 | (ccanopy(ji) - cimean(ji,jv)) * 12.e-6 |
---|
964 | ENDDO |
---|
965 | ENDDO |
---|
966 | |
---|
967 | ELSEIF ( control%stomate_watchout ) THEN |
---|
968 | |
---|
969 | gpp(:,:) = 0.0 |
---|
970 | |
---|
971 | ENDIF |
---|
972 | |
---|
973 | IF (long_print) WRITE (numout,*) ' enerbil_evapveg done ' |
---|
974 | |
---|
975 | END SUBROUTINE enerbil_evapveg |
---|
976 | |
---|
977 | !! Second part of main routine for enerbil module |
---|
978 | !! - called every time step |
---|
979 | !! |
---|
980 | !! Algorithm: |
---|
981 | !! computes new soil temperature due to ice and snow melt |
---|
982 | !! |
---|
983 | SUBROUTINE enerbil_fusion (kjpindex, dtradia, tot_melt, soilcap, temp_sol_new, fusion ) |
---|
984 | |
---|
985 | ! interface description |
---|
986 | ! input scalar |
---|
987 | INTEGER(i_std), INTENT(in) :: kjpindex !! Domain size |
---|
988 | REAL(r_std), INTENT(in) :: dtradia !! Time step in seconds |
---|
989 | ! input fields |
---|
990 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: tot_melt !! Total melt |
---|
991 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: soilcap !! Soil calorific capacity |
---|
992 | ! modified fields |
---|
993 | REAL(r_std),DIMENSION (kjpindex), INTENT (inout) :: temp_sol_new !! New soil temperature |
---|
994 | ! output fields |
---|
995 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: fusion !! Fusion |
---|
996 | |
---|
997 | ! local declaration |
---|
998 | INTEGER(i_std) :: ji |
---|
999 | |
---|
1000 | ! initialisation |
---|
1001 | IF (long_print) WRITE (numout,*) ' enerbil_fusion start ', MINVAL(soilcap), MINLOC(soilcap),& |
---|
1002 | & MAXVAL(soilcap), MAXLOC(soilcap) |
---|
1003 | ! |
---|
1004 | ! 1. computes new soil temperature due to ice and snow melt |
---|
1005 | ! |
---|
1006 | DO ji=1,kjpindex |
---|
1007 | |
---|
1008 | fusion(ji) = tot_melt(ji) * chalfu0 / dtradia |
---|
1009 | |
---|
1010 | temp_sol_new(ji) = temp_sol_new(ji) - ((tot_melt(ji) * chalfu0) / soilcap(ji)) |
---|
1011 | |
---|
1012 | END DO |
---|
1013 | |
---|
1014 | IF (long_print) WRITE (numout,*) ' enerbil_fusion done ' |
---|
1015 | |
---|
1016 | END SUBROUTINE enerbil_fusion |
---|
1017 | |
---|
1018 | !! Diagnose 2 meter air temperature |
---|
1019 | !! |
---|
1020 | SUBROUTINE enerbil_t2mdiag (kjpindex, temp_air, t2mdiag) |
---|
1021 | |
---|
1022 | ! interface description |
---|
1023 | ! input scalar |
---|
1024 | INTEGER(i_std), INTENT(in) :: kjpindex !! Domain size |
---|
1025 | ! input fields |
---|
1026 | REAL(r_std),DIMENSION (kjpindex), INTENT (in) :: temp_air !! Air temperature in Kelvin |
---|
1027 | ! modified fields |
---|
1028 | ! output fields |
---|
1029 | REAL(r_std),DIMENSION (kjpindex), INTENT (out) :: t2mdiag !! 2-meter temperature |
---|
1030 | |
---|
1031 | t2mdiag(:) = temp_air(:) |
---|
1032 | |
---|
1033 | IF (long_print) WRITE (numout,*) ' enerbil_t2mdiag done ' |
---|
1034 | |
---|
1035 | END SUBROUTINE enerbil_t2mdiag |
---|
1036 | |
---|
1037 | END MODULE enerbil |
---|