1 | PROGRAM nogcm |
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2 | |
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3 | IMPLICIT NONE |
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4 | |
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5 | c ...... Version du 01/09/15 .......... |
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6 | c avec coordonnees verticales hybrides |
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7 | c======================================================================= |
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8 | c Auteur: F. Forget, T. Bertrand |
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9 | c ------- |
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10 | c Objet: |
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11 | c ------ |
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12 | c GCM LMD sans dynamique, pour modele saisonnier de surface |
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13 | c======================================================================= |
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14 | c |
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15 | c----------------------------------------------------------------------- |
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16 | c Declarations: |
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17 | c ------------- |
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18 | #include "dimensions.h" |
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19 | #include "paramet.h" |
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20 | #include "comconst.h" |
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21 | #include "comdissnew.h" |
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22 | #include "comvert.h" |
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23 | #include "comgeom.h" |
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24 | #include "logic.h" |
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25 | #include "temps.h" |
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26 | #include "control.h" |
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27 | #include "ener.h" |
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28 | #include "netcdf.inc" |
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29 | #include "description.h" |
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30 | #include "serre.h" |
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31 | #include "tracstoke.h" |
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32 | #include "sponge.h" |
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33 | #include "advtrac.h" |
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34 | #include "callkeys.h" |
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35 | #include "tracer.h" |
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36 | #include "dimphys.h" |
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37 | #include "surfdat.h" |
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38 | !#include "comgeom2.h" |
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39 | |
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40 | INTEGER*4 iday ! jour julien |
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41 | REAL time ! Heure de la journee en fraction d''1 jour |
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42 | REAL zdtvr |
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43 | |
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44 | c variables dynamiques |
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45 | REAL vcov(ip1jm,llm),ucov(ip1jmp1,llm) ! vents covariants |
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46 | real, dimension(ip1jmp1,llm) :: teta ! temperature potentielle |
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47 | REAL q(ip1jmp1,llm,nqmx) ! champs advectes |
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48 | REAL ps(ip1jmp1) ! pression au sol |
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49 | REAL kpd(ip1jmp1) ! = exp (-z/H) |
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50 | REAL p (ip1jmp1,llmp1 ) ! pression aux interfac.des couches |
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51 | REAL pks(ip1jmp1) ! exner au sol |
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52 | REAL pk(ip1jmp1,llm) ! exner au milieu des couches |
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53 | REAL pkf(ip1jmp1,llm) ! exner filt.au milieu des couches |
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54 | REAL masse(ip1jmp1,llm) ! masse d''air |
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55 | REAL phis(ip1jmp1) ! geopotentiel au sol |
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56 | REAL phi(ip1jmp1,llm) ! geopotentiel |
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57 | REAL w(ip1jmp1,llm) ! vitesse verticale |
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58 | |
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59 | c tendances dynamiques |
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60 | REAL dv(ip1jm,llm),du(ip1jmp1,llm) |
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61 | REAL dteta(ip1jmp1,llm),dq(ip1jmp1,llm,nqmx) |
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62 | |
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63 | c tendances physiques |
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64 | REAL dvfi(ip1jm,llm),dufi(ip1jmp1,llm) |
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65 | REAL dhfi(ip1jmp1,llm),dqfi(ip1jmp1,llm,nqmx),dpfi(ip1jmp1) |
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66 | |
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67 | c variables pour le fichier histoire |
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68 | REAL dtav ! intervalle de temps elementaire |
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69 | |
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70 | INTEGER itau,itaufinp1 |
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71 | |
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72 | EXTERNAL traceur |
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73 | EXTERNAL iniconst |
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74 | EXTERNAL SCOPY |
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75 | EXTERNAL inigeom |
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76 | EXTERNAL exner_hyb,addit |
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77 | EXTERNAL defrun_new, test_period |
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78 | REAL time_0 |
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79 | |
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80 | LOGICAL lafin |
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81 | INTEGER ij |
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82 | |
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83 | REAL rdayvrai,rdaym_ini,rday_ecri |
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84 | REAL beta(ip1jmp1,llm) |
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85 | |
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86 | character*20 modname |
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87 | character*80 abort_message |
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88 | |
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89 | INTEGER nq, numvanle |
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90 | |
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91 | REAL psmean ! pression moyenne |
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92 | REAL pqch4mean ! moyenne globale ps*qch4 |
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93 | REAL pqcomean ! moyenne globale ps*qco |
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94 | !REAL pqhazemean |
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95 | REAL pqprechazemean |
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96 | REAL p0 ! pression de reference |
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97 | REAL p00d ! globalaverage(kpd) |
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98 | REAL qmean_ch4 ! mass mean mixing ratio vap ch4 |
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99 | REAL qmean_co ! mass mean mixing ratio vap co |
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100 | !REAL qmean_haze |
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101 | REAL qmean_prechaze |
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102 | REAL pqch4(ip1jmp1) ! average methane mass index : ps*qch4 |
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103 | REAL pqco(ip1jmp1) ! average methane mass index : ps*q_co |
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104 | REAL pqhaze(ip1jmp1) |
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105 | REAL pqprechaze(ip1jmp1) |
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106 | REAL oldps(ip1jmp1) ! saving old pressure ps to calculate qch4 |
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107 | |
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108 | ! flag to set/remove calls to groupeun |
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109 | real globaverage2d |
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110 | logical firstphys |
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111 | data firstphys/.true./ |
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112 | save firstphys |
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113 | c----------------------------------------------------------------------- |
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114 | c Initialisations: |
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115 | c ---------------- |
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116 | |
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117 | modname = 'gcm' |
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118 | descript = 'Run GCM LMDZ' |
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119 | lafin = .FALSE. |
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120 | |
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121 | c----------------------------------------------------------------------- |
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122 | c Initialize tracers using iniadvtrac (Ehouarn, oct 2008) |
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123 | CALL iniadvtrac(nq,numvanle) |
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124 | |
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125 | CALL dynetat0("start.nc",nqmx,vcov,ucov, |
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126 | . teta,q,masse,ps,phis, time_0) |
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127 | CALL defrun_new( 99, .TRUE. ) |
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128 | |
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129 | c on recalcule eventuellement le pas de temps |
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130 | IF(MOD(day_step,iperiod).NE.0) |
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131 | * STOP'Il faut choisir un nb de pas par jour multiple de iperiod' |
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132 | |
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133 | zdtvr = daysec/FLOAT(day_step) |
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134 | IF(dtvr.NE.zdtvr) THEN |
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135 | PRINT*,'WARNING!!! changement de pas de temps',dtvr,'>',zdtvr |
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136 | ENDIF |
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137 | |
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138 | c nombre d etats dans les fichiers demarrage et histoire |
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139 | dtvr = zdtvr |
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140 | CALL iniconst |
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141 | CALL inigeom |
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142 | CALL inifilr ! Needed for exner_hyb for filtrez |
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143 | |
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144 | c ...... P.Le Van ( modif le 29/04/97 ) ......... |
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145 | CALL pression ( ip1jmp1, ap, bp, ps, p ) |
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146 | call dump2d(iip1,jjp1,ps,'PRESSION SURFACE') |
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147 | CALL exner_hyb( ip1jmp1, ps, p,beta, pks, pk, pkf ) |
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148 | |
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149 | c numero de stockage pour les fichiers de redemarrage: |
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150 | |
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151 | c----------------------------------------------------------------------- |
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152 | c temps de depart et de fin: |
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153 | c -------------------------- |
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154 | |
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155 | itau = 0 |
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156 | iday = day_ini+itau/day_step |
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157 | time = FLOAT(itau-(iday-day_ini)*day_step)/day_step+time_0 |
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158 | |
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159 | IF(time.GT.1.) THEN |
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160 | time = time-1. |
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161 | iday = iday+1 |
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162 | ENDIF |
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163 | itaufin = nday*day_step |
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164 | itaufinp1 = itaufin +1 |
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165 | |
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166 | day_end = day_ini + nday |
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167 | write(*,*) "Nogcm: day ini, end, nday:",day_ini,day_end,nday |
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168 | PRINT 300, itau,itaufin,day_ini,day_end |
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169 | 300 FORMAT('1'/,15x,'run du pas',i7,2x,'au pas',i7,2x, |
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170 | . 'c''est a dire du jour',i7,3x,'au jour',i7//) |
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171 | |
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172 | CALL dynredem0("restart.nc",day_end,anne_ini,phis,nqmx) |
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173 | |
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174 | ecripar = .TRUE. |
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175 | |
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176 | dtav = iperiod*dtvr/daysec |
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177 | |
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178 | c Quelques initialisations pour les traceurs |
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179 | call initial0(ijp1llm*nqmx,dq) |
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180 | |
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181 | c TB22 : call once |
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182 | CALL geopot ( ip1jmp1, teta , pk , pks, phis , phi ) |
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183 | |
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184 | c----------------------------------------------------------------------- |
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185 | c Debut de l integration temporelle: |
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186 | c ---------------------------------- |
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187 | |
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188 | c kpd=exp(-z/H) Needed to define a reference pressure : |
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189 | c P0=pmean/globalaverage(kpd) |
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190 | c thus P(i) = P0*exp(-z(i)/H) = P0*kpd(i) |
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191 | c It is checked that globalaverage2d(Pi)=pmean |
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192 | DO ij=1,ip1jmp1 |
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193 | kpd(ij) = exp(-phis(ij)/(r*38.)) |
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194 | ENDDO |
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195 | p00d=globaverage2d(kpd) ! mean pres at ref level |
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196 | |
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197 | dt = dtvr |
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198 | dtphys = iphysiq * dtvr |
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199 | |
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200 | c --------- |
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201 | c LOOP |
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202 | c --------- |
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203 | DO itau = 1,itaufin |
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204 | |
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205 | apphys = ( MOD(itau+1,iphysiq ).EQ.0.AND. physic) |
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206 | c --------------------------------- |
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207 | c calcul des tendances physiques: |
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208 | c --------------------------------- |
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209 | IF( itau+1.EQ.itaufin) lafin = .TRUE. |
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210 | c |
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211 | IF( apphys ) THEN |
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212 | rdaym_ini = (itau) * dtvr / daysec |
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213 | rdayvrai = rdaym_ini + day_ini |
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214 | IF ( ecritphy.LT.1. ) THEN |
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215 | rday_ecri = rdaym_ini |
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216 | ELSE |
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217 | rday_ecri = INT(rdaym_ini)+INT(day_ini) |
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218 | ENDIF |
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219 | |
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220 | CALL calfis( nqmx, lafin ,rdayvrai,rday_ecri,time , |
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221 | $ ucov,vcov,teta,q,masse,ps,p,pk,phis,phi , |
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222 | $ du,dv,dteta,dq,w,dufi,dvfi,dhfi,dqfi,dpfi,tracer) |
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223 | |
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224 | ! 1) saving pressure pplev : |
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225 | DO ij=1,ip1jmp1 |
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226 | oldps(ij)=ps(ij) |
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227 | ENDDO |
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228 | |
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229 | ! 2) increment q with physical tendancy (mixing ratio kg/kg) |
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230 | DO ij=1,ip1jmp1 |
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231 | if (methane) then |
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232 | q(ij,1,igcm_ch4_gas)=q(ij,1,igcm_ch4_gas)+ |
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233 | & dqfi(ij,1,igcm_ch4_gas)*dtphys |
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234 | endif |
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235 | if (carbox) then |
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236 | q(ij,1,igcm_co_gas)=q(ij,1,igcm_co_gas)+ |
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237 | & dqfi(ij,1,igcm_co_gas)*dtphys |
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238 | endif |
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239 | if (fasthaze) then |
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240 | q(ij,1,igcm_haze)=q(ij,1,igcm_haze)+ |
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241 | & dqfi(ij,1,igcm_haze)*dtphys |
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242 | q(ij,1,igcm_prec_haze)=q(ij,1,igcm_prec_haze)+ |
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243 | & dqfi(ij,1,igcm_prec_haze)*dtphys |
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244 | endif |
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245 | ENDDO |
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246 | |
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247 | ! 3) update pressure |
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248 | DO ij=1,ip1jmp1 |
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249 | ps(ij) = ps(ij) + dpfi(ij)*dtphys |
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250 | ENDDO |
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251 | |
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252 | ! 4) Rappel newtonien vers psmean |
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253 | psmean= globaverage2d(ps) ! mean pressure |
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254 | |
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255 | p0=psmean/p00d |
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256 | DO ij=1,ip1jmp1 |
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257 | ps(ij)=ps(ij) +(p0*kpd(ij) |
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258 | & -ps(ij))*(1-exp(-dtphys/tau_n2)) |
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259 | ENDDO |
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260 | |
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261 | write(72,*) 'psmean = ',psmean ! mean pressure redistributed |
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262 | |
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263 | ! 4bis) security check: test pressure negative |
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264 | DO ij=1,ip1jmp1 |
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265 | IF (ps(ij).le.0.) then |
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266 | write(*,*) 'Negative pressure :' |
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267 | write(*,*) 'ps = ',ps(ij),' ig = ',ij |
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268 | STOP |
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269 | ps(ij)=1.e-6*kpd(ij)/p00d |
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270 | ENDIF |
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271 | ENDDO |
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272 | |
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273 | ! 5) Simulate redistribution by dynamics for q |
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274 | |
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275 | ! intermediaire de calcul si methane or CO |
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276 | if ((methane).or.(carbox)) then |
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277 | psmean= globaverage2d(ps) |
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278 | endif |
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279 | |
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280 | !5a) update mmr q for new pressure (both q and dqfi were calculated with old pressure in physiq) |
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281 | DO ij=1,ip1jmp1 |
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282 | if (methane) then |
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283 | q(ij,1,igcm_ch4_gas)=q(ij,1,igcm_ch4_gas)*oldps(ij)/ |
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284 | & ps(ij) |
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285 | ! average methane mass index : ps * qch4 => 'pressure of ch4' |
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286 | pqch4(ij)= ps(ij) * q(ij,1,igcm_ch4_gas) |
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287 | endif |
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288 | if (carbox) then |
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289 | q(ij,1,igcm_co_gas)=q(ij,1,igcm_co_gas)*oldps(ij)/ |
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290 | & ps(ij) |
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291 | pqco(ij)= ps(ij) * q(ij,1,igcm_co_gas) |
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292 | endif |
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293 | if (fasthaze) then |
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294 | q(ij,1,igcm_haze)=q(ij,1,igcm_haze)*oldps(ij)/ |
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295 | & ps(ij) |
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296 | pqhaze(ij)= ps(ij) * q(ij,1,igcm_haze) |
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297 | q(ij,1,igcm_prec_haze)=q(ij,1,igcm_prec_haze)*oldps(ij)/ |
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298 | & ps(ij) |
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299 | pqprechaze(ij)= ps(ij) * q(ij,1,igcm_prec_haze) |
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300 | endif |
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301 | |
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302 | ENDDO |
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303 | |
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304 | !5b) Rappel newtonien vers q_mean |
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305 | if (methane) then |
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306 | pqch4mean=globaverage2d(pqch4) |
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307 | qmean_ch4= pqch4mean / psmean |
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308 | endif |
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309 | if (carbox) then |
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310 | pqcomean=globaverage2d(pqco) |
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311 | qmean_co= pqcomean / psmean |
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312 | endif |
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313 | if (fasthaze) then |
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314 | pqprechazemean=globaverage2d(pqprechaze) |
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315 | qmean_prechaze= pqprechazemean / psmean |
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316 | !pqhazemean=globaverage2d(pqhaze) |
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317 | !qmean_haze= pqhazemean / psmean |
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318 | endif |
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319 | |
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320 | DO ij=1,ip1jmp1 |
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321 | if (methane) then |
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322 | q(ij,1,igcm_ch4_gas)=q(ij,1,igcm_ch4_gas)+ |
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323 | & (qmean_ch4-q(ij,1,igcm_ch4_gas))* |
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324 | & (1.-exp(-dtphys/tau_ch4)) |
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325 | endif |
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326 | if (carbox) then |
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327 | q(ij,1,igcm_co_gas)=q(ij,1,igcm_co_gas)+ |
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328 | & (qmean_co-q(ij,1,igcm_co_gas))* |
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329 | & (1.-exp(-dtphys/tau_co)) |
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330 | endif ! CO |
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331 | if (fasthaze) then |
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332 | ! q(ij,1,igcm_haze)=q(ij,1,igcm_haze)+ |
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333 | & ! (qmean_haze-q(ij,1,igcm_haze))* |
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334 | & ! (1.-exp(-dtphys/tau_haze)) |
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335 | q(ij,1,igcm_prec_haze)=q(ij,1,igcm_prec_haze)+ |
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336 | & (qmean_prechaze-q(ij,1,igcm_prec_haze))* |
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337 | & (1.-exp(-dtphys/tau_prechaze)) |
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338 | endif ! fasthaze |
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339 | ENDDO |
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340 | |
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341 | ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc |
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342 | |
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343 | CALL pression ( ip1jmp1, ap, bp, ps, p ) |
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344 | CALL massdair ( p , masse ) |
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345 | CALL exner_hyb( ip1jmp1, ps, p,beta, pks, pk, pkf ) |
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346 | |
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347 | if(firstphys) then |
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348 | |
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349 | c Option Special "nogcm" |
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350 | c --------------- |
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351 | corrk = .false. |
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352 | calldifv = .false. |
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353 | calladj = .false. |
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354 | callconduct=.false. |
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355 | IF (paleo) then |
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356 | IF (triton.or.kbo) then |
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357 | day_end = day_ini + nday |
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358 | ELSE |
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359 | day_end=int(day_ini+paleoyears*365.25/6.3872)+1 |
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360 | ENDIF |
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361 | |
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362 | !TB22 : maybe not needed. Leads to neg values of phi-phis |
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363 | !CALL gr_fi_dyn(1,ngridmx,iip1,jjp1,phisfi,phis) |
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364 | ! appel a dynredem0 apes passage dans physiq pour |
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365 | ! recuperer phisfi (=>phis) et paleoyears) |
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366 | CALL dynredem0("restart.nc",day_end,anne_ini,phis,nqmx) |
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367 | ENDIF |
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368 | |
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369 | write(*,*) '**********************************************' |
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370 | write(*,*) 'WARNING: For nogcm, these options are forced:' |
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371 | write(*,*) '**********************************************' |
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372 | write(*,*) 'Option corrk = ', corrk |
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373 | write(*,*) 'Option calldifv = ', calldifv |
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374 | write(*,*) 'Option calladj = ', calladj |
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375 | write(*,*) 'Option callconduct = ', callconduct |
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376 | write(*,*) 'tau N2 - CH4 - CO = ', tau_n2,tau_ch4,tau_co |
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377 | write(*,*) '**********************************************' |
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378 | firstphys=.false. |
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379 | end if ! firstphys |
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380 | |
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381 | ENDIF !apphys |
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382 | |
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383 | c ******************************************************************** |
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384 | c .... fin de l'integration dynamique et physique pour le pas itau .. |
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385 | c ******************************************************************** |
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386 | |
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387 | c preparation du pas d'integration suivant ...... |
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388 | iday= day_ini+itau/day_step |
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389 | time= FLOAT(itau+1-(iday-day_ini)*day_step)/day_step+time_0 |
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390 | IF(time.GT.1.) THEN |
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391 | time = time-1. |
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392 | iday = iday+1 |
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393 | ENDIF |
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394 | |
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395 | c----------------------------------------------------------------------- |
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396 | IF(itau.EQ.itaufin) THEN |
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397 | PRINT *,' Appel test_period avant redem ', itau |
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398 | |
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399 | c TB : coupe test period car nous embete pour des pouilleme |
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400 | c sur le ch4_gas |
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401 | CALL test_period ( ucov,vcov,teta,q,p,phis ) |
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402 | CALL dynredem1("restart.nc",0.0, |
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403 | . vcov,ucov,teta,q,nqmx,masse,ps) |
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404 | CLOSE(99) |
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405 | ENDIF |
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406 | |
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407 | END DO ! fin de la boucle temporelle |
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408 | abort_message = 'Simulation finished' |
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409 | call abort_gcm(modname,abort_message,0) |
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410 | |
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411 | STOP |
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412 | END |
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413 | |
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414 | !********************************************************************************* |
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415 | FUNCTION globaverage2d(var) |
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416 | IMPLICIT NONE |
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417 | #include "dimensions.h" |
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418 | #include "paramet.h" |
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419 | #include "comgeom2.h" |
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420 | !ip1jmp1 called in paramet.h = iip1 x jjp1 |
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421 | REAL var(iip1,jjp1), globaverage2d |
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422 | integer i,j |
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423 | REAL airetot |
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424 | save airetot |
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425 | logical firstcall |
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426 | data firstcall/.true./ |
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427 | save firstcall |
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428 | |
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429 | if (firstcall) then |
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430 | firstcall=.false. |
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431 | airetot =0. |
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432 | DO j=1,jjp1 ! lat |
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433 | DO i = 1, iim ! lon |
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434 | airetot = airetot + aire(i,j) |
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435 | END DO |
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436 | END DO |
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437 | end if |
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438 | |
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439 | globaverage2d = 0. |
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440 | DO j=2,jjp1-1 |
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441 | DO i = 1, iim |
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442 | globaverage2d = globaverage2d + var(i,j)*aire(i,j) |
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443 | END DO |
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444 | END DO |
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445 | globaverage2d = globaverage2d + var(1,1)*sum(aire(1:iim,1)) |
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446 | globaverage2d = globaverage2d + var(1,jjp1)*sum(aire(1:iim,jjp1)) |
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447 | globaverage2d = globaverage2d/airetot |
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448 | return |
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449 | end |
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450 | !********************************************************************************* |
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