| 1 | ! |
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| 2 | ! |
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| 3 | ! |
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| 4 | SUBROUTINE thermcell_height(ngrid,nlay,lmin,lmix,lmax, & |
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| 5 | zlev,zmin,zmix,zmax,zw2,wmax,f_star) |
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| 6 | |
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| 7 | |
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| 8 | !=============================================================================== |
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| 9 | ! Purpose: calcul des caracteristiques du thermique: zmax,wmax,zmix |
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| 10 | !=============================================================================== |
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| 11 | |
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| 12 | IMPLICIT NONE |
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| 13 | |
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| 14 | |
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| 15 | !=============================================================================== |
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| 16 | ! Declaration |
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| 17 | !=============================================================================== |
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| 18 | |
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| 19 | ! Inputs: |
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| 20 | ! ------- |
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| 21 | |
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| 22 | INTEGER, INTENT(in) :: ngrid |
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| 23 | INTEGER, INTENT(in) :: nlay |
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| 24 | INTEGER, INTENT(in) :: lmin(ngrid) |
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| 25 | |
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| 26 | REAL, INTENT(in) :: zlev(ngrid,nlay+1) |
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| 27 | REAL, INTENT(in) :: f_star(ngrid,nlay+1) |
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| 28 | |
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| 29 | ! Outputs: |
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| 30 | ! -------- |
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| 31 | |
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| 32 | INTEGER, INTENT(out) :: lmix(ngrid) |
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| 33 | INTEGER, INTENT(out) :: lmax(ngrid) |
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| 34 | |
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| 35 | REAL, INTENT(out) :: zmin(ngrid) ! Altitude of the plume bottom |
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| 36 | REAL, INTENT(out) :: zmix(ngrid) ! Altitude of maximal vertical speed |
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| 37 | REAL, INTENT(out) :: zmax(ngrid) ! Altitude of the plume top |
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| 38 | REAL, INTENT(out) :: wmax(ngrid) ! Maximal vertical speed |
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| 39 | |
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| 40 | REAL, INTENT(inout) :: zw2(ngrid,nlay+1) ! Square vertical speed (becomes its square root) |
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| 41 | |
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| 42 | ! Local: |
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| 43 | ! ------ |
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| 44 | |
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| 45 | INTEGER ig, k |
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| 46 | |
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| 47 | REAL linter(ngrid) ! Level (continuous) of maximal vertical speed |
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| 48 | |
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| 49 | !=============================================================================== |
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| 50 | ! Initialization |
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| 51 | !=============================================================================== |
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| 52 | |
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| 53 | linter(:) = lmin(:) |
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| 54 | lmix(:) = lmin(:) |
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| 55 | lmax(:) = lmin(:) |
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| 56 | |
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| 57 | wmax(:) = 0. |
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| 58 | |
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| 59 | zmin(:) = 0. |
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| 60 | zmix(:) = 0. |
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| 61 | zmax(:) = 0. |
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| 62 | |
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| 63 | !=============================================================================== |
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| 64 | ! Thermal plume height |
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| 65 | !=============================================================================== |
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| 66 | |
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| 67 | !------------------------------------------------------------------------------- |
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| 68 | ! Calcul de zmin |
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| 69 | !------------------------------------------------------------------------------- |
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| 70 | |
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| 71 | DO ig=1,ngrid |
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| 72 | zmin(ig) = zlev(ig,lmin(ig)) |
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| 73 | ENDDO |
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| 74 | |
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| 75 | !------------------------------------------------------------------------------- |
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| 76 | ! Calcul de lmax |
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| 77 | !------------------------------------------------------------------------------- |
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| 78 | |
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| 79 | DO ig=1,ngrid |
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| 80 | DO k=nlay,lmin(ig)+1,-1 |
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| 81 | IF ((zw2(ig,k) <= 0.).or.(f_star(ig,k) <= 0.)) THEN |
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| 82 | lmax(ig) = k - 1 |
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| 83 | ENDIF |
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| 84 | ENDDO |
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| 85 | ENDDO |
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| 86 | |
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| 87 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 88 | ! AB: Problematic case where thermal plume reaches the top of the model... |
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| 89 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 90 | DO ig=1,ngrid |
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| 91 | IF (zw2(ig,nlay) > 0.) THEN |
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| 92 | print *, 'WARNING: a thermal plume reaches the highest layer!' |
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| 93 | print *, 'ig,k', ig, nlay |
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| 94 | print *, 'zw2', zw2(ig,nlay) |
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| 95 | lmax(ig) = nlay |
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| 96 | ENDIF |
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| 97 | ENDDO |
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| 98 | |
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| 99 | !------------------------------------------------------------------------------- |
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| 100 | ! Calcul de zmax continu via linter |
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| 101 | !------------------------------------------------------------------------------- |
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| 102 | |
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| 103 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 104 | ! AB: lmin=lmax means the plume is not active and then zw2=0 at each level. |
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| 105 | ! Otherwise we have lmax>lmin. |
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| 106 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 107 | DO ig=1,ngrid |
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| 108 | k = lmax(ig) |
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| 109 | IF (k == lmin(ig)) THEN |
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| 110 | linter(ig) = k |
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| 111 | ELSE |
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| 112 | linter(ig) = k - zw2(ig,k) / (zw2(ig,k+1) - zw2(ig,k)) |
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| 113 | ENDIF |
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| 114 | zmax(ig) = zlev(ig,lmax(ig)) + (linter(ig) - lmax(ig)) & |
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| 115 | & * (zlev(ig,lmax(ig)+1) - zlev(ig,lmax(ig))) |
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| 116 | ENDDO |
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| 117 | |
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| 118 | !=============================================================================== |
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| 119 | ! Thermal plume maximal speed and inversion layer |
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| 120 | !=============================================================================== |
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| 121 | |
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| 122 | !------------------------------------------------------------------------------- |
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| 123 | ! Calcul de lmix et wmax |
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| 124 | !------------------------------------------------------------------------------- |
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| 125 | |
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| 126 | DO k=1,nlay |
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| 127 | DO ig=1,ngrid |
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| 128 | IF((k <= lmax(ig)).and.(k > lmin(ig))) THEN |
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| 129 | IF (zw2(ig,k) < 0.) THEN |
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| 130 | print *, 'ERROR: zw2 has negative value(s)!' |
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| 131 | print *, 'ig,k', ig, k |
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| 132 | print *, 'zw2', zw2(ig,k) |
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| 133 | CALL abort |
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| 134 | ENDIF |
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| 135 | |
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| 136 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 137 | ! AB: WARNING zw2 becomes its square root! |
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| 138 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 139 | zw2(ig,k) = sqrt(zw2(ig,k)) |
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| 140 | |
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| 141 | IF (zw2(ig,k) > wmax(ig)) THEN |
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| 142 | wmax(ig) = zw2(ig,k) |
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| 143 | lmix(ig) = k |
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| 144 | ENDIF |
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| 145 | ELSE |
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| 146 | zw2(ig,k) = 0. |
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| 147 | ENDIF |
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| 148 | ENDDO |
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| 149 | ENDDO |
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| 150 | |
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| 151 | !------------------------------------------------------------------------------- |
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| 152 | ! Calcul de zmix continu (profil parabolique des vitesses) |
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| 153 | !------------------------------------------------------------------------------- |
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| 154 | |
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| 155 | DO ig=1,ngrid |
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| 156 | IF (lmix(ig) > lmin(ig)) THEN |
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| 157 | IF (((zw2(ig,lmix(ig)-1)-zw2(ig,lmix(ig))) & |
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| 158 | & *((zlev(ig,lmix(ig)))-(zlev(ig,lmix(ig)+1))) & |
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| 159 | & -(zw2(ig,lmix(ig))-zw2(ig,lmix(ig)+1)) & |
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| 160 | & *((zlev(ig,lmix(ig)-1))-(zlev(ig,lmix(ig))))) > 1e-10) & |
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| 161 | & THEN |
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| 162 | zmix(ig) = ((zw2(ig,lmix(ig)-1)-zw2(ig,lmix(ig))) & |
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| 163 | & *((zlev(ig,lmix(ig)))**2-(zlev(ig,lmix(ig)+1))**2) & |
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| 164 | & -(zw2(ig,lmix(ig))-zw2(ig,lmix(ig)+1)) & |
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| 165 | & *((zlev(ig,lmix(ig)-1))**2-(zlev(ig,lmix(ig)))**2)) & |
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| 166 | & /(2.*((zw2(ig,lmix(ig)-1)-zw2(ig,lmix(ig))) & |
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| 167 | & *((zlev(ig,lmix(ig)))-(zlev(ig,lmix(ig)+1))) & |
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| 168 | & -(zw2(ig,lmix(ig))-zw2(ig,lmix(ig)+1)) & |
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| 169 | & *((zlev(ig,lmix(ig)-1))-(zlev(ig,lmix(ig)))))) |
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| 170 | ELSE |
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| 171 | zmix(ig) = zlev(ig,lmix(ig)) |
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| 172 | print *, 'WARNING: problematic zmix value!' |
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| 173 | ENDIF |
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| 174 | ELSE |
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| 175 | zmix(ig) = 0. |
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| 176 | ENDIF |
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| 177 | ENDDO |
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| 178 | |
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| 179 | !------------------------------------------------------------------------------- |
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| 180 | ! Check consistency between zmax and zmix |
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| 181 | !------------------------------------------------------------------------------- |
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| 182 | |
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| 183 | DO ig=1,ngrid |
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| 184 | IF ((zmax(ig)-zmix(ig)) < 0.) THEN |
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| 185 | print *, 'WARNING: we have zmix > zmax!' |
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| 186 | print *, 'zmax,zmix_old,zmix_new', zmax(ig), zmix(ig), 0.9 * zmax(ig) |
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| 187 | zmix(ig) = 0.9 * zmax(ig) |
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| 188 | DO k=1,nlay |
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| 189 | IF ((zmix(ig) >= zlev(ig,k)).and.(zmix(ig) < zlev(ig,k+1))) THEN |
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| 190 | lmix(ig) = k |
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| 191 | ENDIF |
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| 192 | ENDDO |
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| 193 | ENDIF |
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| 194 | ENDDO |
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| 195 | |
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| 196 | |
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| 197 | RETURN |
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| 198 | END |
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