| 1 | ! |
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| 2 | ! |
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| 3 | ! |
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| 4 | SUBROUTINE thermcell_flux(ngrid,nlay,ptimestep,masse, & |
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| 5 | lalim,lmin,lmax,entr_star,detr_star, & |
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| 6 | f,rhobarz,zlev,zw2,fm,entr,detr,zqla) |
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| 7 | |
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| 8 | |
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| 9 | !=============================================================================== |
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| 10 | ! Purpose: deduction des flux |
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| 11 | ! |
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| 12 | ! Modif 2019/04 (AB alexandre.boissinot@lmd.jussieu.fr) |
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| 13 | ! |
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| 14 | !=============================================================================== |
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| 15 | |
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| 16 | USE print_control_mod, ONLY: prt_level |
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| 17 | USE thermcell_mod |
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| 18 | |
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| 19 | IMPLICIT NONE |
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| 20 | |
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| 21 | |
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| 22 | !=============================================================================== |
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| 23 | ! Declaration |
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| 24 | !=============================================================================== |
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| 25 | |
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| 26 | ! Inputs: |
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| 27 | ! ------- |
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| 28 | |
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| 29 | INTEGER ngrid, nlay |
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| 30 | INTEGER lmin(ngrid) |
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| 31 | INTEGER lmax(ngrid) |
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| 32 | INTEGER lalim(ngrid) |
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| 33 | |
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| 34 | ! AB : I remove alimentation, which is in fact included in entr_star. EN COURS |
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| 35 | ! REAL alim_star(ngrid,nlay) |
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| 36 | REAL entr_star(ngrid,nlay) |
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| 37 | REAL detr_star(ngrid,nlay) |
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| 38 | REAL zw2(ngrid,nlay+1) |
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| 39 | REAL zlev(ngrid,nlay+1) |
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| 40 | REAL masse(ngrid,nlay) |
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| 41 | REAL ptimestep |
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| 42 | REAL rhobarz(ngrid,nlay) |
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| 43 | REAL f(ngrid) |
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| 44 | REAL zqla(ngrid,nlay) |
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| 45 | REAL zmax(ngrid) |
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| 46 | |
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| 47 | ! Outputs: |
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| 48 | ! -------- |
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| 49 | |
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| 50 | REAL entr(ngrid,nlay) |
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| 51 | REAL detr(ngrid,nlay) |
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| 52 | REAL fm(ngrid,nlay+1) |
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| 53 | |
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| 54 | ! Local: |
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| 55 | ! ------ |
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| 56 | |
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| 57 | INTEGER ig, l, k |
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| 58 | INTEGER igout, lout ! Error grid point number and level |
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| 59 | |
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| 60 | REAL zfm ! Mass flux such as updraft fraction is equal to its maximal authorized value alphamax |
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| 61 | REAL f_old ! Save initial value of mass flux |
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| 62 | REAL eee0 ! Save initial value of entrainment |
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| 63 | REAL ddd0 ! Save initial value of detrainment |
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| 64 | REAL eee ! eee0 - layer mass * maximal authorized mass fraction / dt |
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| 65 | REAL ddd ! ddd0 - eee |
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| 66 | REAL zzz ! Temporary variable set to mass flux |
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| 67 | REAL fact |
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| 68 | REAL test |
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| 69 | |
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| 70 | INTEGER ncorecfm1 |
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| 71 | INTEGER ncorecfm2 |
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| 72 | INTEGER ncorecfm3 |
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| 73 | INTEGER ncorecfm4 |
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| 74 | INTEGER ncorecfm5 |
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| 75 | INTEGER ncorecfm6 |
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| 76 | INTEGER ncorecalpha |
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| 77 | |
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| 78 | LOGICAL check_debug |
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| 79 | LOGICAL labort_physic |
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| 80 | |
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| 81 | CHARACTER (len=20) :: modname='thermcell_flux' |
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| 82 | CHARACTER (len=80) :: abort_message |
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| 83 | |
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| 84 | !=============================================================================== |
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| 85 | ! Initialization |
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| 86 | !=============================================================================== |
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| 87 | |
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| 88 | ncorecfm1 = 0 |
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| 89 | ncorecfm2 = 0 |
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| 90 | ncorecfm3 = 0 |
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| 91 | ncorecfm4 = 0 |
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| 92 | ncorecfm5 = 0 |
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| 93 | ncorecfm6 = 0 |
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| 94 | |
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| 95 | ncorecalpha = 0 |
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| 96 | |
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| 97 | entr(:,:) = 0. |
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| 98 | detr(:,:) = 0. |
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| 99 | fm(:,:) = 0. |
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| 100 | |
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| 101 | !=============================================================================== |
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| 102 | ! Calcul de l'entrainement, du detrainement et du flux de masse |
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| 103 | !=============================================================================== |
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| 104 | |
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| 105 | !------------------------------------------------------------------------------- |
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| 106 | ! Multiplication par la norme issue de la relation de fermeture |
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| 107 | !------------------------------------------------------------------------------- |
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| 108 | |
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| 109 | DO l=1,nlay |
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| 110 | ! AB : I remove alimentation, which is in fact included in entr_star. EN COURS |
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| 111 | ! entr(:,l) = f(:) * (entr_star(:,l) + alim_star(:,l)) |
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| 112 | entr(:,l) = f(:) * entr_star(:,l) |
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| 113 | detr(:,l) = f(:) * detr_star(:,l) |
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| 114 | ENDDO |
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| 115 | |
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| 116 | ! AB : temporary test |
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| 117 | DO l=1,nlay |
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| 118 | DO ig=1,ngrid |
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| 119 | IF (detr(ig,l)<0.) THEN |
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| 120 | print *, 'ERROR: detr is negative in thermcell_flux!' |
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| 121 | print *, 'ig,l', ig, l |
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| 122 | print *, 'detr_star', detr_star(ig,l) |
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| 123 | print *, 'detr', detr(ig,l) |
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| 124 | ENDIF |
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| 125 | ENDDO |
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| 126 | ENDDO |
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| 127 | |
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| 128 | !------------------------------------------------------------------------------- |
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| 129 | ! Calcul du flux de masse |
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| 130 | !------------------------------------------------------------------------------- |
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| 131 | |
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| 132 | DO l=1,nlay |
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| 133 | DO ig=1,ngrid |
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| 134 | IF (l.lt.lmax(ig) .and. l.ge.lmin(ig)) THEN |
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| 135 | fm(ig,l+1) = fm(ig,l) + entr(ig,l) - detr(ig,l) |
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| 136 | ELSEIF (l.eq.lmax(ig)) THEN |
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| 137 | fm(ig,l+1) = 0. |
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| 138 | detr(ig,l) = fm(ig,l) + entr(ig,l) |
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| 139 | ELSE |
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| 140 | fm(ig,l+1) = 0. |
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| 141 | entr(ig,l) = 0. |
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| 142 | detr(ig,l) = 0. |
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| 143 | ENDIF |
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| 144 | ENDDO |
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| 145 | ENDDO |
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| 146 | |
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| 147 | !=============================================================================== |
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| 148 | ! Tests de validite |
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| 149 | !=============================================================================== |
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| 150 | |
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| 151 | DO l=1,nlay |
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| 152 | |
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| 153 | !------------------------------------------------------------------------------- |
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| 154 | ! Verification de la positivite du flux de masse entrant |
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| 155 | !------------------------------------------------------------------------------- |
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| 156 | |
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| 157 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 158 | ! AB : I remove the correction and replace it by an uncompromising test. |
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| 159 | ! According to the previous derivations, we MUST have positive mass flux |
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| 160 | ! everywhere! Indeed, as soon as fm becomes negative, the plume stops. |
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| 161 | ! Then the only value which can be negative is the mass flux at the top of |
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| 162 | ! the plume. However, this value was set to zero a few lines above. |
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| 163 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 164 | |
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| 165 | labort_physic=.false. |
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| 166 | |
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| 167 | DO ig=1,ngrid |
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| 168 | IF (fm(ig,l).lt.0.) THEN |
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| 169 | labort_physic = .true. |
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| 170 | igout = ig |
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| 171 | lout = l |
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| 172 | ENDIF |
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| 173 | ENDDO |
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| 174 | |
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| 175 | IF (labort_physic) THEN |
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| 176 | print *, 'ERROR: mass flux has negative value(s)!' |
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| 177 | print *, 'ig,l,fm',igout, lout, fm(igout,lout) |
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| 178 | print *, 'lmin,lmax', lmin(igout), lmax(igout) |
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| 179 | print *, '-------------------------------' |
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| 180 | DO k=nlay,1,-1 |
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| 181 | print *, 'fm ', fm(igout,k+1) |
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| 182 | print *, 'entr,detr', entr(igout,k), detr(igout,k) |
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| 183 | ENDDO |
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| 184 | print *, 'fm-', fm(igout,1) |
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| 185 | print *, '-------------------------------' |
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| 186 | abort_message = 'Negative incoming fm in thermcell_flux' |
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| 187 | CALL abort_physic(modname,abort_message,1) |
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| 188 | ENDIF |
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| 189 | |
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| 190 | !------------------------------------------------------------------------------- |
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| 191 | ! Test entrainment positif |
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| 192 | !------------------------------------------------------------------------------- |
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| 193 | |
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| 194 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 195 | ! AB : According to the previous derivations, we MUST have positive entrainment |
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| 196 | ! and detrainment everywhere! |
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| 197 | ! Indeed, they are set to max between zero and a computed value. |
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| 198 | ! Then tests are uncompromising. |
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| 199 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 200 | |
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| 201 | DO ig=1,ngrid |
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| 202 | IF (entr(ig,l).lt.0.) THEN |
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| 203 | labort_physic = .true. |
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| 204 | igout = ig |
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| 205 | lout = l |
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| 206 | ENDIF |
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| 207 | ENDDO |
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| 208 | |
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| 209 | IF (labort_physic) THEN |
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| 210 | print *, 'ERROR: entrainment has negative value(s)!' |
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| 211 | print *, 'ig,l,entr', igout, lout, entr(igout,lout) |
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| 212 | print *, 'lmin,lmax', lmin(igout), lmax(igout) |
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| 213 | print *, '-------------------------------' |
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| 214 | DO k=nlay,1,-1 |
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| 215 | print *, 'fm ', fm(igout,k+1) |
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| 216 | print *, 'entr,detr', entr(igout,k), detr(igout,k) |
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| 217 | ENDDO |
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| 218 | print *, 'fm-', fm(igout,1) |
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| 219 | print *, '-------------------------------' |
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| 220 | abort_message = 'Negative entrainment in thermcell_flux' |
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| 221 | CALL abort_physic(modname,abort_message,1) |
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| 222 | ENDIF |
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| 223 | |
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| 224 | !------------------------------------------------------------------------------- |
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| 225 | ! Test detrainment positif |
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| 226 | !------------------------------------------------------------------------------- |
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| 227 | |
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| 228 | DO ig=1,ngrid |
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| 229 | IF (detr(ig,l).lt.0.) THEN |
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| 230 | labort_physic = .true. |
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| 231 | igout = ig |
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| 232 | lout = l |
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| 233 | ENDIF |
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| 234 | ENDDO |
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| 235 | |
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| 236 | IF (labort_physic) THEN |
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| 237 | print *, 'ERROR: detrainment has negative value(s)!' |
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| 238 | print *, 'ig,l,detr', igout, lout, detr(igout,lout) |
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| 239 | print *, 'lmin,lmax', lmin(igout), lmax(igout) |
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| 240 | print *, '-------------------------------' |
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| 241 | DO k=nlay,1,-1 |
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| 242 | print *, 'fm ', fm(igout,k+1) |
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| 243 | print *, 'entr,detr', entr(igout,k), detr(igout,k) |
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| 244 | ENDDO |
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| 245 | print *, 'fm-', fm(igout,1) |
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| 246 | print *, '-------------------------------' |
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| 247 | abort_message = 'Negative detrainment in thermcell_flux' |
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| 248 | CALL abort_physic(modname,abort_message,1) |
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| 249 | ENDIF |
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| 250 | |
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| 251 | !------------------------------------------------------------------------------- |
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| 252 | ! Test sur fraca constante ou croissante au-dessus de lalim |
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| 253 | !------------------------------------------------------------------------------- |
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| 254 | |
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| 255 | ! AB : Do we have to decree that? If so, set iflag_thermals_optflux to 0 |
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| 256 | IF (iflag_thermals_optflux==0) THEN |
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| 257 | DO ig=1,ngrid |
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| 258 | IF (l.ge.lalim(ig).and.l.le.lmax(ig).and.(zw2(ig,l+1).gt.1.e-10).and.(zw2(ig,l).gt.1.e-10) ) THEN |
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| 259 | zzz = fm(ig,l) * rhobarz(ig,l+1) * zw2(ig,l+1) & |
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| 260 | & / (rhobarz(ig,l) * zw2(ig,l)) |
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| 261 | |
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| 262 | IF (fm(ig,l+1).gt.zzz) THEN |
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| 263 | detr(ig,l) = detr(ig,l) + fm(ig,l+1) - zzz |
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| 264 | fm(ig,l+1) = zzz |
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| 265 | ncorecfm4 = ncorecfm4 + 1 |
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| 266 | ENDIF |
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| 267 | ENDIF |
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| 268 | ENDDO |
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| 269 | ENDIF |
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| 270 | |
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| 271 | !------------------------------------------------------------------------------- |
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| 272 | ! Test sur flux de masse constant ou decroissant au-dessus de lalim |
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| 273 | !------------------------------------------------------------------------------- |
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| 274 | |
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| 275 | ! AB : Do we have to decree that? If so, set iflag_thermals_optflux to 0 |
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| 276 | IF (iflag_thermals_optflux==0) THEN |
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| 277 | DO ig=1,ngrid |
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| 278 | IF ((fm(ig,l+1).gt.fm(ig,l)).and.(l.gt.lalim(ig))) then |
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| 279 | f_old = fm(ig,l+1) |
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| 280 | fm(ig,l+1) = fm(ig,l) |
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| 281 | detr(ig,l) = detr(ig,l) + f_old - fm(ig,l+1) |
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| 282 | ncorecfm5 = ncorecfm5 + 1 |
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| 283 | ENDIF |
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| 284 | ENDDO |
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| 285 | ENDIF |
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| 286 | |
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| 287 | !------------------------------------------------------------------------------- |
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| 288 | ! Test detrainment inferieur au flux de masse |
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| 289 | !------------------------------------------------------------------------------- |
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| 290 | |
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| 291 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 292 | ! AB : Even if fm has no negative value, it can be lesser than detr. |
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| 293 | ! That's not suitable because when we will mix the plume with the |
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| 294 | ! environment, it will detrain more mass than it is physically able to do. |
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| 295 | ! When it occures, that imply that entr + fm is greater than detr, |
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| 296 | ! otherwise we get a negative outgoing mass flux (cf. above). |
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| 297 | ! That is why we correct the detrainment as follows. |
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| 298 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 299 | |
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| 300 | DO ig=1,ngrid |
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| 301 | IF (detr(ig,l).gt.fm(ig,l)) THEN |
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| 302 | detr(ig,l) = fm(ig,l) |
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| 303 | entr(ig,l) = fm(ig,l+1) |
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| 304 | |
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| 305 | IF (prt_level.ge.10) THEN |
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| 306 | print *, 'WARNING: Detrainment is modified in thermcell_flux!' |
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| 307 | print *, 'ig,l,lmax', ig, l, lmax(ig) |
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| 308 | ENDIF |
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| 309 | |
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| 310 | IF (prt_level.ge.100) THEN |
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| 311 | print *, 'fm-', fm(ig,l) |
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| 312 | print *, 'entr,detr', entr(ig,l), detr(ig,l) |
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| 313 | print *, 'fm+', fm(ig,l+1) |
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| 314 | ENDIF |
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| 315 | |
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| 316 | ncorecfm6 = ncorecfm6 + 1 |
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| 317 | |
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| 318 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 319 | ! Dans le cas ou on est au dessus de la couche d'alimentation et que le |
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| 320 | ! detrainement est plus fort que le flux de masse, on stope le thermique. |
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| 321 | ! test : on commente |
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| 322 | ! |
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| 323 | ! AB : Do we have to stop the plume here? |
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| 324 | ! AB : Attention, if lmax is modified, be sure that fm, zw2, entr, detr are set |
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| 325 | ! to zero above this level! |
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| 326 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 327 | ! IF (l.gt.lalim(ig)) THEN |
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| 328 | ! lmax(ig)=l |
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| 329 | ! fm(ig,l+1)=0. |
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| 330 | ! entr(ig,l)=0. |
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| 331 | ! ELSE |
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| 332 | ! ncorecfm2=ncorecfm2+1 |
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| 333 | ! ENDIF |
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| 334 | ENDIF |
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| 335 | |
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| 336 | ! IF (l.gt.lmax(ig)) THEN |
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| 337 | ! detr(ig,l) = 0. |
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| 338 | ! fm(ig,l+1) = 0. |
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| 339 | ! entr(ig,l) = 0. |
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| 340 | ! ENDIF |
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| 341 | ENDDO |
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| 342 | |
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| 343 | ! labort_physic=.false. |
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| 344 | ! |
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| 345 | ! DO ig=1,ngrid |
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| 346 | ! IF (entr(ig,l).lt.0.) THEN |
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| 347 | ! labort_physic=.true. |
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| 348 | ! igout=ig |
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| 349 | ! ENDIF |
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| 350 | ! ENDDO |
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| 351 | ! |
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| 352 | ! IF (labort_physic) THEN |
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| 353 | ! print *, 'ERROR: detrainment is greater than mass flux and' |
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| 354 | ! print *, ' entrainment cannot compensate it!' |
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| 355 | ! print *, 'ig,l,lmax(ig)', igout, l, lmax(igout) |
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| 356 | ! print *, '--------------------' |
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| 357 | ! print *, 'fm+', fm(igout,lout+1) |
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| 358 | ! print *, 'entr,detr', entr(igout,lout), detr(igout,lout) |
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| 359 | ! print *, 'fm-', fm(igout,lout) |
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| 360 | ! abort_message = 'problem in thermcell_flux' |
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| 361 | ! CALL abort_physic (modname,abort_message,1) |
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| 362 | ! ENDIF |
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| 363 | |
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| 364 | !------------------------------------------------------------------------------- |
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| 365 | ! Test fraction masse entrainee inferieure a fomass_max |
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| 366 | !------------------------------------------------------------------------------- |
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| 367 | |
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| 368 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 369 | ! AB : Entrainment is bigger than the maximal authorized value. |
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| 370 | ! If we consider that the excess entrainement is in fact plume air which |
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| 371 | ! is not detrained then we compensate it by decreasing detr. |
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| 372 | ! If it's not enough, we can increase entr in the layer above and decrease |
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| 373 | ! the outgoing mass flux in the current layer. |
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| 374 | ! If it's still unsufficient, code will abort (now commented). |
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| 375 | ! Else we reset entr to its intial value and we renormalize entrainment, |
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| 376 | ! detrainment and mass flux profiles such as we do not exceed the maximal |
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| 377 | ! authorized entrained mass. |
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| 378 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 379 | |
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| 380 | labort_physic=.false. |
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| 381 | |
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| 382 | DO ig=1,ngrid |
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| 383 | eee0 = entr(ig,l) |
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| 384 | ddd0 = detr(ig,l) |
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| 385 | eee = entr(ig,l) - masse(ig,l) * fomass_max / ptimestep |
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| 386 | ddd = detr(ig,l) - eee |
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| 387 | |
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| 388 | IF (eee.gt.0.) THEN |
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| 389 | entr(ig,l) = entr(ig,l) - eee |
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| 390 | ncorecfm3 = ncorecfm3 + 1 |
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| 391 | |
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| 392 | IF (prt_level.ge.10) THEN |
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| 393 | print *, 'WARNING: Entrainment is modified in thermcell_flux!' |
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| 394 | print *, 'ig,l,lmax', ig, l, lmax(ig) |
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| 395 | ENDIF |
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| 396 | |
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| 397 | IF (ddd.gt.0.) THEN ! on reduit le detr dans la couche |
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| 398 | detr(ig,l) = ddd |
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| 399 | ELSEIF (l.eq.lmax(ig)) THEN ! on ajuste le detr dans la couche |
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| 400 | detr(ig,l) = fm(ig,l) + entr(ig,l) |
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| 401 | ELSEIF (entr(ig,l+1).gt.ABS(ddd)) THEN ! on reduit le detr dans la couche et l'entr au-dessus |
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| 402 | detr(ig,l) = 0. |
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| 403 | fm(ig,l+1) = fm(ig,l) + entr(ig,l) |
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| 404 | entr(ig,l+1) = entr(ig,l+1) + ddd |
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| 405 | ! ELSE |
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| 406 | ! entr(ig,l) = entr(ig,l) + eee |
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| 407 | ! igout=ig |
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| 408 | ! lout=l |
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| 409 | ! labort_physic=.true. |
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| 410 | ELSE |
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| 411 | fact = (eee0 - eee) / eee0 |
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| 412 | entr(ig,l) = eee0 |
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| 413 | detr(ig,:) = detr(ig,:) * fact |
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| 414 | entr(ig,:) = entr(ig,:) * fact |
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| 415 | fm(ig,:) = fm(ig,:) * fact |
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| 416 | |
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| 417 | IF (prt_level.ge.1) THEN |
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| 418 | print *, 'WARNING: Normalisation is modified in thermcell_flux!' |
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| 419 | print *, 'old f, new f :', f(ig), fact * f(ig) |
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| 420 | ENDIF |
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| 421 | ENDIF |
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| 422 | ENDIF |
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| 423 | ENDDO |
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| 424 | |
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| 425 | IF (labort_physic) THEN |
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| 426 | print *, 'ERROR: Entrainment is greater than its maximal authorized value!' |
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| 427 | print *, ' Nor detrainment neither entrainment can compensate it!' |
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| 428 | print *, 'ig,l,entr', igout, lout, entr(igout,lout) |
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| 429 | print *, 'lmin,lmax', lmin(igout), lmax(igout) |
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| 430 | print *, '--------------------' |
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| 431 | print *, 'e_max :', masse(igout,lout)*fomass_max/ptimestep |
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| 432 | print *, ' fomass_max :', fomass_max |
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| 433 | print *, ' masse :', masse(igout,lout) |
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| 434 | print *, ' ptimestep :', ptimestep |
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| 435 | print *, 'norm :', f(igout) |
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| 436 | ! print *, 'alim* :', alim_star(igout,lout) |
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| 437 | print *, 'entr* :', entr_star(igout,lout) |
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| 438 | print *, '--------------------' |
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| 439 | print *, 'fm l+1 ', fm(igout,lout+2) |
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| 440 | print *, 'entr <-- ', entr(igout,lout+1) |
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| 441 | print *, 'detr -->', detr(igout,lout+1) |
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| 442 | print *, 'fm l ', fm(igout,lout+1) |
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| 443 | print *, 'entr <-- ', entr(igout,lout) |
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| 444 | print *, 'detr -->', detr(igout,lout) |
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| 445 | print *, 'fm l-1 ', fm(igout,lout) |
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| 446 | call flush |
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| 447 | abort_message = 'problem in thermcell_flux' |
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| 448 | CALL abort_physic (modname,abort_message,1) |
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| 449 | ENDIF |
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| 450 | |
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| 451 | !------------------------------------------------------------------------------- |
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| 452 | ! Test fraction couverte inferieure a alphamax |
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| 453 | !------------------------------------------------------------------------------- |
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| 454 | |
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| 455 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 456 | ! FH : Partie a revisiter. |
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| 457 | ! Il semble qu'etaient codees ici deux optiques dans le cas F/(rho*w) > 1 |
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| 458 | ! - soit limiter la hauteur du thermique en considerant que c'est |
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| 459 | ! la derniere chouche |
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| 460 | ! - soit limiter F a rho w. |
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| 461 | ! Dans le second cas, il faut en fait limiter a un peu moins que ca parce |
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| 462 | ! qu'on a des 1/(1-alpha) un peu plus loin dans thermcell_main et qu'il |
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| 463 | ! semble de toutes facons deraisonable d'avoir des fractions de 1... |
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| 464 | ! Ci-dessous, et dans l'etat actuel, le premier des deux if est sans doute inutile. |
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| 465 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 466 | |
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| 467 | DO ig=1,ngrid |
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| 468 | zfm = rhobarz(ig,l+1) * zw2(ig,l+1) * alphamax |
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| 469 | |
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| 470 | IF (fm(ig,l+1) .gt. zfm) THEN |
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| 471 | f_old = fm(ig,l+1) |
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| 472 | fm(ig,l+1) = zfm |
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| 473 | detr(ig,l) = detr(ig,l) + f_old - fm(ig,l+1) |
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| 474 | |
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| 475 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 476 | ! AB : The previous change doesn't observe the equation df/dz = e - d. |
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| 477 | ! To avoid this issue, what is better to do? I choose to increase the |
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| 478 | ! entrainment in the layer above when l<lmax. If l=lmax then fm(l+1)=0 and |
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| 479 | ! there are never any problems. |
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| 480 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 481 | IF (l.lt.lmax(ig)) THEN |
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| 482 | entr(ig,l+1) = entr(ig,l+1) + f_old - fm(ig,l+1) |
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| 483 | ENDIF |
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| 484 | |
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| 485 | IF (prt_level.ge.10) THEN |
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| 486 | print *, 'Mass flux is modified in thermcell_flux' |
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| 487 | print *, 'ig,l,lmax', ig, l, lmax(ig) |
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| 488 | ENDIF |
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| 489 | |
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| 490 | IF (prt_level.ge.100) THEN |
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| 491 | print *, 'fm-', fm(ig,l) |
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| 492 | print *, 'entr,detr', entr(ig,l), detr(ig,l) |
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| 493 | print *, 'fm+', fm(ig,l+1) |
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| 494 | ENDIF |
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| 495 | |
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| 496 | ncorecalpha = ncorecalpha + 1 |
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| 497 | |
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| 498 | ENDIF |
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| 499 | ENDDO |
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| 500 | |
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| 501 | ENDDO |
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| 502 | |
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| 503 | !------------------------------------------------------------------------------- |
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| 504 | ! We check if fm, entr and detr vanish correctly in layer lmax |
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| 505 | !------------------------------------------------------------------------------- |
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| 506 | |
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| 507 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 508 | ! AB : test added to avoid problem when lmax = 0, which is not a fortran index. |
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| 509 | ! Theoretically, we always get lmax >= lmin >= linf > 0 |
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| 510 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 511 | DO ig=1,ngrid |
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| 512 | IF (lmax(ig).gt.0) THEN |
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| 513 | detr(ig,lmax(ig)) = fm(ig,lmax(ig)) + entr(ig,lmax(ig)) |
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| 514 | fm(ig,lmax(ig)+1) = 0. |
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| 515 | entr(ig,lmax(ig)) = 0. |
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| 516 | ENDIF |
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| 517 | ENDDO |
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| 518 | |
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| 519 | !------------------------------------------------------------------------------- |
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| 520 | ! Impression des bidouilles utilisees pour corriger les problemes |
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| 521 | !------------------------------------------------------------------------------- |
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| 522 | |
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| 523 | IF (prt_level.ge.1) THEN |
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| 524 | |
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| 525 | IF (ncorecfm4.ge.1) THEN |
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| 526 | print *, 'WARNING: Deacreasing updraft fraction above lalim!' |
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| 527 | print *, 'in', ncorecfm4, 'point(s)' |
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| 528 | ENDIF |
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| 529 | |
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| 530 | IF (ncorecfm5.ge.1) THEN |
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| 531 | print *, 'WARNING: Increasing mass flux above lalim!' |
|---|
| 532 | print *, 'in', ncorecfm5, 'point(s)' |
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| 533 | ENDIF |
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| 534 | |
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| 535 | IF (ncorecfm6.ge.1) THEN |
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| 536 | print *, 'WARNING: Detrainment is greater than mass flux!' |
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| 537 | print *, 'in', ncorecfm6, 'point(s)' |
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| 538 | ENDIF |
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| 539 | |
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| 540 | ! AB : those outputs are commented because corresponding test is also commented. |
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| 541 | ! IF (ncorecfm2.ge.1) THEN |
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| 542 | ! print *, 'WARNING: Detrainment is greater than mass flux!' |
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| 543 | ! print *, 'in', ncorecfm2, 'point(s)' |
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| 544 | ! ENDIF |
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| 545 | |
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| 546 | IF (ncorecfm3.ge.1) THEN |
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| 547 | print *, 'WARNING: Entrained mass is greater than maximal authorized value!' |
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| 548 | print *, 'in', ncorecfm3, 'point(s)' |
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| 549 | ENDIF |
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| 550 | |
|---|
| 551 | IF (ncorecalpha.ge.1) THEN |
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| 552 | print *, 'WARNING: Updraft fraction is greater than maximal authorized value!' |
|---|
| 553 | print *, 'in', ncorecalpha, 'point(s)' |
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| 554 | ENDIF |
|---|
| 555 | |
|---|
| 556 | ENDIF |
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| 557 | |
|---|
| 558 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 559 | ! AB : temporary test added to check the validity of eq. df/dz = e - d |
|---|
| 560 | !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 561 | ! DO l=1,nlay |
|---|
| 562 | ! DO ig=1,ngrid |
|---|
| 563 | ! test = abs(fm(ig,l) + entr(ig,l) - detr(ig,l) - fm(ig,l+1)) |
|---|
| 564 | ! IF (test.gt.1.e-10) THEN |
|---|
| 565 | ! print *, 'WARNING: df/dz != entr - detr' |
|---|
| 566 | ! print *, 'ig,l', ig, l |
|---|
| 567 | ! print *, 'fm+ :', fm(ig,l+1) |
|---|
| 568 | ! print *, 'entr,detr', entr(ig,l), detr(ig,l) |
|---|
| 569 | ! print *, 'fm :', fm(ig,l) |
|---|
| 570 | ! print *, 'entr,detr', entr(ig,l-1), detr(ig,l-1) |
|---|
| 571 | ! print *, 'fm- :', fm(ig,l-1) |
|---|
| 572 | ! print *, 'err. :', test |
|---|
| 573 | ! ENDIF |
|---|
| 574 | ! ENDDO |
|---|
| 575 | ! ENDDO |
|---|
| 576 | |
|---|
| 577 | |
|---|
| 578 | RETURN |
|---|
| 579 | END |
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