| 1 | SUBROUTINE callsedim(ngrid,nlay, ptimestep, |
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| 2 | & pplev,zlev, zlay, pt, pdt, rdust, rice, |
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| 3 | & rsedcloud,rhocloud, |
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| 4 | & pq, pdqfi, pdqsed,pdqs_sed,nq, |
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| 5 | & tau,tauscaling) |
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| 6 | ! to use 'getin' |
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| 7 | USE ioipsl_getincom, only: getin |
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| 8 | USE updaterad, only: updaterdust,updaterice_micro,updaterice_typ |
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| 9 | USE tracer_mod, only: noms, igcm_dust_mass, igcm_dust_number, |
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| 10 | & rho_dust, rho_q, radius, varian, |
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| 11 | & igcm_ccn_mass, igcm_ccn_number, |
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| 12 | & igcm_h2o_ice, nuice_sed, nuice_ref, |
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| 13 | & igcm_ccnco2_mass, igcm_ccnco2_number, |
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| 14 | & igcm_co2_ice |
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| 15 | USE newsedim_mod, ONLY: newsedim |
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| 16 | USE comcstfi_h, ONLY: g |
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| 17 | IMPLICIT NONE |
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| 18 | |
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| 19 | c======================================================================= |
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| 20 | c Sedimentation of the Martian aerosols |
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| 21 | c depending on their density and radius |
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| 22 | c |
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| 23 | c F.Forget 1999 |
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| 24 | c |
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| 25 | c Modified by J.-B. Madeleine 2010: Now includes the doubleq |
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| 26 | c technique in order to have only one call to callsedim in |
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| 27 | c physiq.F. |
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| 28 | c |
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| 29 | c Modified by J. Audouard 09/16: Now includes the co2clouds case |
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| 30 | c If the co2 microphysics is on, then co2 theice & ccn tracers |
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| 31 | c are being sedimented in the microtimestep (co2cloud.F), not |
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| 32 | c in this routine. |
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| 33 | c |
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| 34 | c======================================================================= |
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| 35 | |
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| 36 | c----------------------------------------------------------------------- |
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| 37 | c declarations: |
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| 38 | c ------------- |
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| 39 | |
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| 40 | include "callkeys.h" |
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| 41 | |
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| 42 | c |
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| 43 | c arguments: |
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| 44 | c ---------- |
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| 45 | |
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| 46 | integer,intent(in) :: ngrid ! number of horizontal grid points |
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| 47 | integer,intent(in) :: nlay ! number of atmospheric layers |
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| 48 | real,intent(in) :: ptimestep ! physics time step (s) |
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| 49 | real,intent(in) :: pplev(ngrid,nlay+1) ! pressure at inter-layers (Pa) |
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| 50 | real,intent(in) :: zlev(ngrid,nlay+1) ! altitude at layer boundaries |
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| 51 | real,intent(in) :: zlay(ngrid,nlay) ! altitude at the middle of the layers |
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| 52 | real,intent(in) :: pt(ngrid,nlay) ! temperature at mid-layer (K) |
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| 53 | real,intent(in) :: pdt(ngrid,nlay) ! tendency on temperature, from |
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| 54 | ! previous processes (K/s) |
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| 55 | c Aerosol radius provided by the water ice microphysical scheme: |
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| 56 | real,intent(out) :: rdust(ngrid,nlay) ! Dust geometric mean radius (m) |
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| 57 | real,intent(out) :: rice(ngrid,nlay) ! H2O Ice geometric mean radius (m) |
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| 58 | c Sedimentation radius of water ice |
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| 59 | real,intent(in) :: rsedcloud(ngrid,nlay) |
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| 60 | c Cloud density (kg.m-3) |
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| 61 | real,intent(inout) :: rhocloud(ngrid,nlay) |
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| 62 | c Traceurs : |
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| 63 | real,intent(in) :: pq(ngrid,nlay,nq) ! tracers (kg/kg) |
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| 64 | real,intent(in) :: pdqfi(ngrid,nlay,nq) ! tendency before sedimentation (kg/kg.s-1) |
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| 65 | real,intent(out) :: pdqsed(ngrid,nlay,nq) ! tendency due to sedimentation (kg/kg.s-1) |
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| 66 | real,intent(out) :: pdqs_sed(ngrid,nq) ! flux at surface (kg.m-2.s-1) |
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| 67 | integer,intent(in) :: nq ! number of tracers |
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| 68 | real,intent(in) :: tau(ngrid,nlay) ! dust opacity |
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| 69 | real,intent(in) :: tauscaling(ngrid) |
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| 70 | |
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| 71 | c local: |
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| 72 | c ------ |
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| 73 | |
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| 74 | INTEGER l,ig, iq |
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| 75 | |
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| 76 | real zqi(ngrid,nlay,nq) ! to locally store tracers |
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| 77 | real zt(ngrid,nlay) ! to locally store temperature |
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| 78 | real masse (ngrid,nlay) ! Layer mass (kg.m-2) |
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| 79 | real epaisseur (ngrid,nlay) ! Layer thickness (m) |
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| 80 | real wq(ngrid,nlay+1) ! displaced tracer mass (kg.m-2) |
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| 81 | real r0(ngrid,nlay) ! geometric mean radius used for |
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| 82 | ! sedimentation (m) |
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| 83 | real r0dust(ngrid,nlay) ! geometric mean radius used for |
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| 84 | ! dust (m) |
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| 85 | ! real r0ccn(ngrid,nlay) ! geometric mean radius used for |
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| 86 | ! ! CCNs (m) |
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| 87 | real,save :: beta ! correction for the shape of the ice particles (cf. newsedim) |
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| 88 | |
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| 89 | c for ice radius computation |
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| 90 | REAL Mo,No |
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| 91 | REAl ccntyp |
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| 92 | |
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| 93 | |
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| 94 | |
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| 95 | c Discrete size distributions (doubleq) |
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| 96 | c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 97 | c 1) Parameters used to represent the changes in fall |
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| 98 | c velocity as a function of particle size; |
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| 99 | integer ir |
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| 100 | integer,parameter :: nr=12 !(nr=7) ! number of bins |
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| 101 | real,save :: rd(nr) |
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| 102 | real qr(ngrid,nlay,nr) |
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| 103 | real,save :: rdi(nr+1) ! extreme and intermediate radii |
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| 104 | real Sq(ngrid,nlay) |
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| 105 | real,parameter :: rdmin=1.e-8 |
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| 106 | real,parameter :: rdmax=30.e-6 |
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| 107 | real,parameter :: rdimin=1.e-8 ! 1.e-7 |
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| 108 | real,parameter :: rdimax=1.e-4 |
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| 109 | |
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| 110 | c 2) Second size distribution for the log-normal integration |
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| 111 | c (the mass mixing ratio is computed for each radius) |
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| 112 | |
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| 113 | integer iint |
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| 114 | integer,parameter :: ninter=4 ! number of points between each rdi radii |
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| 115 | real,save :: rr(ninter,nr) |
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| 116 | integer radpower |
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| 117 | real sigma0 |
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| 118 | |
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| 119 | c 3) Other local variables used in doubleq |
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| 120 | |
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| 121 | INTEGER,SAVE :: idust_mass ! index of tracer containing dust mass |
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| 122 | ! mix. ratio |
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| 123 | INTEGER,SAVE :: idust_number ! index of tracer containing dust number |
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| 124 | ! mix. ratio |
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| 125 | INTEGER,SAVE :: iccn_mass ! index of tracer containing CCN mass |
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| 126 | ! mix. ratio |
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| 127 | INTEGER,SAVE :: iccn_number ! index of tracer containing CCN number |
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| 128 | ! mix. ratio |
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| 129 | INTEGER,SAVE :: iccnco2_number ! index of tracer containing CCN number |
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| 130 | INTEGER,SAVE :: iccnco2_mass ! index of tracer containing CCN number |
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| 131 | INTEGER,SAVE :: ico2_ice ! index of tracer containing CCN number |
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| 132 | |
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| 133 | |
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| 134 | LOGICAL,SAVE :: firstcall=.true. |
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| 135 | |
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| 136 | c ** un petit test de coherence |
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| 137 | c -------------------------- |
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| 138 | |
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| 139 | ! AS: firstcall OK absolute |
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| 140 | IF (firstcall) THEN |
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| 141 | |
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| 142 | c Doubleq: initialization |
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| 143 | IF (doubleq) THEN |
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| 144 | do ir=1,nr |
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| 145 | rd(ir)= rdmin*(rdmax/rdmin)**(float(ir-1)/float(nr-1)) |
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| 146 | end do |
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| 147 | rdi(1)=rdimin |
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| 148 | do ir=2,nr |
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| 149 | rdi(ir)= sqrt(rd(ir-1)*rd(ir)) |
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| 150 | end do |
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| 151 | rdi(nr+1)=rdimax |
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| 152 | |
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| 153 | do ir=1,nr |
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| 154 | do iint=1,ninter |
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| 155 | rr(iint,ir)= |
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| 156 | & rdi(ir)* |
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| 157 | & (rdi(ir+1)/rdi(ir))**(float(iint-1)/float(ninter-1)) |
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| 158 | c write(*,*) rr(iint,ir) |
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| 159 | end do |
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| 160 | end do |
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| 161 | |
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| 162 | ! identify tracers corresponding to mass mixing ratio and |
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| 163 | ! number mixing ratio |
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| 164 | idust_mass=0 ! dummy initialization |
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| 165 | idust_number=0 ! dummy initialization |
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| 166 | |
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| 167 | do iq=1,nq |
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| 168 | if (noms(iq).eq."dust_mass") then |
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| 169 | idust_mass=iq |
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| 170 | write(*,*)"callsedim: idust_mass=",idust_mass |
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| 171 | endif |
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| 172 | if (noms(iq).eq."dust_number") then |
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| 173 | idust_number=iq |
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| 174 | write(*,*)"callsedim: idust_number=",idust_number |
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| 175 | endif |
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| 176 | enddo |
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| 177 | |
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| 178 | ! check that we did find the tracers |
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| 179 | if ((idust_mass.eq.0).or.(idust_number.eq.0)) then |
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| 180 | write(*,*) 'callsedim: error! could not identify' |
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| 181 | write(*,*) ' tracers for dust mass and number mixing' |
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| 182 | write(*,*) ' ratio and doubleq is activated!' |
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| 183 | stop |
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| 184 | endif |
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| 185 | ENDIF !of if (doubleq) |
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| 186 | |
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| 187 | IF (microphys) THEN |
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| 188 | iccn_mass=0 |
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| 189 | iccn_number=0 |
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| 190 | do iq=1,nq |
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| 191 | if (noms(iq).eq."ccn_mass") then |
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| 192 | iccn_mass=iq |
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| 193 | write(*,*)"callsedim: iccn_mass=",iccn_mass |
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| 194 | endif |
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| 195 | if (noms(iq).eq."ccn_number") then |
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| 196 | iccn_number=iq |
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| 197 | write(*,*)"callsedim: iccn_number=",iccn_number |
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| 198 | endif |
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| 199 | enddo |
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| 200 | ! check that we did find the tracers |
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| 201 | if ((iccn_mass.eq.0).or.(iccn_number.eq.0)) then |
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| 202 | write(*,*) 'callsedim: error! could not identify' |
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| 203 | write(*,*) ' tracers for ccn mass and number mixing' |
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| 204 | write(*,*) ' ratio and microphys is activated!' |
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| 205 | stop |
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| 206 | endif |
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| 207 | ENDIF !of if (microphys) |
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| 208 | |
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| 209 | IF (co2clouds) THEN |
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| 210 | iccnco2_mass=0 |
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| 211 | iccnco2_number=0 |
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| 212 | ico2_ice=0 |
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| 213 | do iq=1,nq |
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| 214 | if (noms(iq).eq."ccnco2_mass") then |
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| 215 | iccnco2_mass=iq |
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| 216 | write(*,*)"callsedim: iccnco2_mass=",iccnco2_mass |
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| 217 | endif |
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| 218 | if (noms(iq).eq."co2_ice") then |
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| 219 | ico2_ice=iq |
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| 220 | write(*,*)"callsedim: ico2_ice=",ico2_ice |
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| 221 | endif |
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| 222 | if (noms(iq).eq."ccnco2_number") then |
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| 223 | iccnco2_number=iq |
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| 224 | write(*,*)"callsedim: iccnco2_number=",iccnco2_number |
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| 225 | endif |
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| 226 | enddo |
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| 227 | ! check that we did find the tracers |
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| 228 | if ((iccnco2_mass.eq.0).or.(iccnco2_number.eq.0)) then |
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| 229 | write(*,*) 'callsedim: error! could not identify' |
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| 230 | write(*,*) ' tracers for ccn co2 mass and number mixing' |
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| 231 | write(*,*) ' ratio and co2clouds are activated!' |
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| 232 | stop |
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| 233 | endif |
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| 234 | ENDIF !of if (co2clouds) |
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| 235 | |
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| 236 | |
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| 237 | IF (water) THEN |
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| 238 | write(*,*) "correction for the shape of the ice particles ?" |
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| 239 | beta=0.75 ! default value |
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| 240 | call getin("ice_shape",beta) |
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| 241 | write(*,*) " ice_shape = ",beta |
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| 242 | |
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| 243 | write(*,*) "water_param nueff Sedimentation:", nuice_sed |
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| 244 | IF (activice) THEN |
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| 245 | write(*,*) "water_param nueff Radiative:", nuice_ref |
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| 246 | ENDIF |
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| 247 | ENDIF |
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| 248 | |
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| 249 | firstcall=.false. |
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| 250 | ENDIF ! of IF (firstcall) |
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| 251 | |
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| 252 | c----------------------------------------------------------------------- |
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| 253 | c 1. Initialization |
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| 254 | c ----------------- |
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| 255 | |
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| 256 | ! zqi(1:ngrid,1:nlay,1:nqmx) = 0. |
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| 257 | c Update the mass mixing ratio and temperature with the tendencies coming |
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| 258 | c from other parameterizations: |
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| 259 | c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 260 | zqi(1:ngrid,1:nlay,1:nq)=pq(1:ngrid,1:nlay,1:nq) |
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| 261 | & +pdqfi(1:ngrid,1:nlay,1:nq)*ptimestep |
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| 262 | zt(1:ngrid,1:nlay)=pt(1:ngrid,1:nlay) |
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| 263 | & +pdt(1:ngrid,1:nlay)*ptimestep |
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| 264 | |
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| 265 | |
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| 266 | c Computing the different layer properties |
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| 267 | c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 268 | c Mass (kg.m-2), thickness(m), crossing time (s) etc. |
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| 269 | |
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| 270 | do l=1,nlay |
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| 271 | do ig=1, ngrid |
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| 272 | masse(ig,l)=(pplev(ig,l) - pplev(ig,l+1)) /g |
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| 273 | epaisseur(ig,l)= zlev(ig,l+1) - zlev(ig,l) |
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| 274 | end do |
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| 275 | end do |
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| 276 | |
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| 277 | c ================================================================= |
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| 278 | c Compute the geometric mean radius used for sedimentation |
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| 279 | |
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| 280 | if (doubleq) then |
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| 281 | do l=1,nlay |
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| 282 | do ig=1, ngrid |
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| 283 | |
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| 284 | call updaterdust(zqi(ig,l,igcm_dust_mass), |
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| 285 | & zqi(ig,l,igcm_dust_number),r0dust(ig,l), |
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| 286 | & tauscaling(ig)) |
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| 287 | |
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| 288 | end do |
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| 289 | end do |
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| 290 | endif |
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| 291 | |
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| 292 | |
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| 293 | c ================================================================= |
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| 294 | do iq=1,nq |
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| 295 | if(radius(iq).gt.1.e-9 .and.(iq.ne.ico2_ice) .and. |
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| 296 | & (iq .ne. iccnco2_mass) .and. (iq .ne. |
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| 297 | & iccnco2_number)) then ! no sedim for gaz or CO2 clouds (done in microtimestep) |
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| 298 | |
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| 299 | c ----------------------------------------------------------------- |
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| 300 | c DOUBLEQ CASE |
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| 301 | c ----------------------------------------------------------------- |
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| 302 | if ((doubleq.and. |
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| 303 | & ((iq.eq.idust_mass).or. |
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| 304 | & (iq.eq.idust_number)))) then |
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| 305 | |
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| 306 | c Computing size distribution: |
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| 307 | c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 308 | |
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| 309 | c if ((iq.eq.idust_mass).or.(iq.eq.idust_number)) then |
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| 310 | do l=1,nlay |
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| 311 | do ig=1, ngrid |
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| 312 | r0(ig,l)=r0dust(ig,l) |
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| 313 | end do |
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| 314 | end do |
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| 315 | sigma0 = varian |
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| 316 | |
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| 317 | c Computing mass mixing ratio for each particle size |
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| 318 | c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 319 | IF ((iq.EQ.idust_mass).or.(iq.EQ.iccn_mass)) then |
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| 320 | radpower = 2 |
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| 321 | ELSE ! number |
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| 322 | radpower = -1 |
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| 323 | ENDIF |
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| 324 | Sq(1:ngrid,1:nlay) = 0. |
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| 325 | do ir=1,nr |
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| 326 | do l=1,nlay |
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| 327 | do ig=1,ngrid |
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| 328 | c **************** |
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| 329 | c Size distribution integration |
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| 330 | c (Trapezoid Integration Method) |
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| 331 | qr(ig,l,ir)=0.5*(rr(2,ir)-rr(1,ir))* |
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| 332 | & (rr(1,ir)**radpower)* |
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| 333 | & exp(-(log(rr(1,ir)/r0(ig,l)))**2/(2*sigma0**2)) |
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| 334 | do iint=2,ninter-1 |
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| 335 | qr(ig,l,ir)=qr(ig,l,ir) + |
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| 336 | & 0.5*(rr(iint+1,ir)-rr(iint-1,ir))* |
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| 337 | & (rr(iint,ir)**radpower)* |
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| 338 | & exp(-(log(rr(iint,ir)/r0(ig,l)))**2/ |
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| 339 | & (2*sigma0**2)) |
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| 340 | end do |
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| 341 | qr(ig,l,ir)=qr(ig,l,ir) + |
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| 342 | & 0.5*(rr(ninter,ir)-rr(ninter-1,ir))* |
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| 343 | & (rr(ninter,ir)**radpower)* |
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| 344 | & exp(-(log(rr(ninter,ir)/r0(ig,l)))**2/ |
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| 345 | & (2*sigma0**2)) |
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| 346 | |
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| 347 | c **************** old method (not recommended!) |
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| 348 | c qr(ig,l,ir)=(rd(ir)**(5-3*iq))* |
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| 349 | c & exp( -(log(rd(ir)/r0(ig,l)))**2 / (2*sigma0**2) ) |
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| 350 | c ****************************** |
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| 351 | |
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| 352 | Sq(ig,l)=Sq(ig,l)+qr(ig,l,ir) |
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| 353 | enddo |
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| 354 | enddo |
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| 355 | enddo |
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| 356 | |
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| 357 | do ir=1,nr |
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| 358 | do l=1,nlay |
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| 359 | do ig=1,ngrid |
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| 360 | qr(ig,l,ir) = zqi(ig,l,iq)*qr(ig,l,ir)/Sq(ig,l) |
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| 361 | enddo |
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| 362 | enddo |
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| 363 | enddo |
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| 364 | |
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| 365 | c Computing sedimentation for each tracer |
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| 366 | c ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 367 | |
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| 368 | zqi(1:ngrid,1:nlay,iq) = 0. |
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| 369 | pdqs_sed(1:ngrid,iq) = 0. |
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| 370 | |
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| 371 | do ir=1,nr |
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| 372 | |
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| 373 | call newsedim(ngrid,nlay,1,1,ptimestep, |
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| 374 | & pplev,masse,epaisseur,zt,rd(ir),(/rho_dust/),qr(1,1,ir), |
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| 375 | & wq,0.5) |
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| 376 | |
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| 377 | c Tendencies |
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| 378 | c ~~~~~~~~~~ |
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| 379 | do ig=1,ngrid |
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| 380 | pdqs_sed(ig,iq) = pdqs_sed(ig,iq) |
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| 381 | & + wq(ig,1)/ptimestep |
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| 382 | end do |
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| 383 | DO l = 1, nlay |
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| 384 | DO ig=1,ngrid |
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| 385 | zqi(ig,l,iq)=zqi(ig,l,iq)+qr(ig,l,ir) |
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| 386 | ENDDO |
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| 387 | ENDDO |
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| 388 | enddo ! of do ir=1,nr |
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| 389 | c ----------------------------------------------------------------- |
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| 390 | c WATER CYCLE CASE |
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| 391 | c ----------------------------------------------------------------- |
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| 392 | else if ((iq .eq. iccn_mass) .or. (iq .eq. iccn_number) |
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| 393 | & .or. (iq .eq. igcm_h2o_ice)) then |
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| 394 | if (microphys) then |
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| 395 | ! water ice sedimentation |
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| 396 | call newsedim(ngrid,nlay,ngrid*nlay,ngrid*nlay, |
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| 397 | & ptimestep,pplev,masse,epaisseur,zt,rsedcloud,rhocloud, |
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| 398 | & zqi(1,1,iq),wq,beta) |
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| 399 | else |
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| 400 | ! water ice sedimentation |
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| 401 | call newsedim(ngrid,nlay,ngrid*nlay,1, |
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| 402 | & ptimestep,pplev,masse,epaisseur,zt,rsedcloud,rho_q(iq), |
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| 403 | & zqi(1,1,iq),wq,beta) |
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| 404 | endif ! of if (microphys) |
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| 405 | c Tendencies |
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| 406 | c ~~~~~~~~~~ |
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| 407 | do ig=1,ngrid |
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| 408 | pdqs_sed(ig,iq)=wq(ig,1)/ptimestep |
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| 409 | end do |
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| 410 | c ----------------------------------------------------------------- |
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| 411 | c GENERAL CASE |
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| 412 | c ----------------------------------------------------------------- |
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| 413 | else |
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| 414 | call newsedim(ngrid,nlay,1,1,ptimestep, |
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| 415 | & pplev,masse,epaisseur,zt,radius(iq),rho_q(iq), |
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| 416 | & zqi(1,1,iq),wq,1.0) |
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| 417 | c Tendencies |
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| 418 | c ~~~~~~~~~~ |
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| 419 | do ig=1,ngrid |
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| 420 | pdqs_sed(ig,iq)=wq(ig,1)/ptimestep |
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| 421 | end do |
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| 422 | endif ! of if doubleq and if water |
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| 423 | c ----------------------------------------------------------------- |
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| 424 | |
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| 425 | c Compute the final tendency: |
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| 426 | c --------------------------- |
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| 427 | DO l = 1, nlay |
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| 428 | DO ig=1,ngrid |
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| 429 | pdqsed(ig,l,iq)=(zqi(ig,l,iq)- |
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| 430 | $ (pq(ig,l,iq) + pdqfi(ig,l,iq)*ptimestep))/ptimestep |
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| 431 | ENDDO |
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| 432 | ENDDO |
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| 433 | |
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| 434 | endif ! of if(radius(iq).gt.1.e-9) |
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| 435 | c ================================================================= |
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| 436 | enddo ! of do iq=1,nq |
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| 437 | |
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| 438 | c Update the dust particle size "rdust" |
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| 439 | c ------------------------------------- |
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| 440 | if (doubleq) then |
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| 441 | DO l = 1, nlay |
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| 442 | DO ig=1,ngrid |
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| 443 | |
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| 444 | |
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| 445 | call updaterdust(zqi(ig,l,igcm_dust_mass), |
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| 446 | & zqi(ig,l,igcm_dust_number),rdust(ig,l), |
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| 447 | & tauscaling(ig)) |
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| 448 | |
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| 449 | |
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| 450 | ENDDO |
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| 451 | ENDDO |
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| 452 | endif ! of if (doubleq) |
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| 453 | |
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| 454 | c Update the ice particle size "rice" |
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| 455 | c ------------------------------------- |
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| 456 | if (water) then |
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| 457 | IF(microphys) THEN |
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| 458 | |
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| 459 | |
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| 460 | DO l = 1, nlay |
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| 461 | DO ig=1,ngrid |
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| 462 | |
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| 463 | call updaterice_micro(zqi(ig,l,igcm_h2o_ice), |
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| 464 | & zqi(ig,l,igcm_ccn_mass),zqi(ig,l,igcm_ccn_number), |
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| 465 | & tauscaling(ig),rice(ig,l),rhocloud(ig,l)) |
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| 466 | |
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| 467 | ENDDO |
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| 468 | ENDDO |
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| 469 | |
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| 470 | ELSE |
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| 471 | |
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| 472 | DO l = 1, nlay |
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| 473 | DO ig=1,ngrid |
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| 474 | |
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| 475 | call updaterice_typ(zqi(ig,l,igcm_h2o_ice), |
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| 476 | & tau(ig,1),zlay(ig,l),rice(ig,l)) |
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| 477 | |
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| 478 | ENDDO |
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| 479 | ENDDO |
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| 480 | ENDIF ! of IF(microphys) |
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| 481 | endif ! of if (water) |
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| 482 | |
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| 483 | END |
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| 484 | |
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