[3] | 1 | !!---------------------------------------------------------------------- |
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| 2 | !! *** flx_coupled.h90 *** |
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| 3 | !!---------------------------------------------------------------------- |
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| 4 | !! flx : define the thermohaline fluxes for the ocean in |
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| 5 | !! coupled ocean/atmosphere case without sea-ice |
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| 6 | !!---------------------------------------------------------------------- |
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[247] | 7 | !! OPA 9.0 , LOCEAN-IPSL (2005) |
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| 8 | !! $Header$ |
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| 9 | !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
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[3] | 10 | !!---------------------------------------------------------------------- |
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| 11 | |
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| 12 | CONTAINS |
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| 13 | |
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| 14 | SUBROUTINE flx ( kt ) |
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| 15 | !!--------------------------------------------------------------------- |
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| 16 | !! *** ROUTINE flx *** |
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| 17 | !! |
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| 18 | !! ** Purpose : provide the thermohaline fluxes (heat and freshwater) |
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| 19 | !! to the ocean at each time step. |
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| 20 | !! |
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| 21 | !! ** Method : Read fluxes from a coupled Atmospheric model |
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| 22 | !! |
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| 23 | !! References : The OASIS User Guide, Version 2.0, CERFACS/TR 95/46 |
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| 24 | !! |
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| 25 | !! History : |
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| 26 | !! ! 92-06 (L.Terray) Original code |
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| 27 | !! 8.0 ! 96-11 (E.Guilyardi) |
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| 28 | !! ! 98-04 (M.A Foujols, S. Valcke, M. Imbard) OASIS2.2 |
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| 29 | !! 8.5 ! 02-09 (G. Madec) F90: Free form and module |
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| 30 | !!---------------------------------------------------------------------- |
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| 31 | !! CAUTION : not checked for MPP : J.M.M |
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| 32 | !!---------------------------------------------------------------------- |
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| 33 | !! * Modules used |
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[150] | 34 | USE ioipsl ! NetCDF IPSL library |
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| 35 | USE cpl_oce ! coupled ocean-atmosphere variables |
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| 36 | USE flxrnf ! ocean runoffs |
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[3] | 37 | |
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| 38 | !! * arguments |
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| 39 | INTEGER, INTENT( in ) :: kt ! ocean time step |
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| 40 | |
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| 41 | !! * Local declarations |
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| 42 | INTEGER :: ji, jj, jf |
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[150] | 43 | INTEGER :: itm1, isize, iflag |
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| 44 | ! INTEGER :: icpliter |
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[3] | 45 | INTEGER :: info, inuread, index |
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| 46 | |
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| 47 | REAL(wp) :: zfacflx,zfacwat |
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| 48 | REAL(wp), DIMENSION(jpidta,jpjdta) :: & |
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| 49 | znsolc , zqsrc , & ! ??? |
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| 50 | zrunoff , zec , & ! |
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| 51 | zqsrice , zqsrwat , & ! |
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| 52 | znsolice, znsolwat, & ! |
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| 53 | znsicedt, zevice , & ! |
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| 54 | zevwat , zpliq , & ! |
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| 55 | zpsol , zruncot , & ! |
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| 56 | zrunriv |
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| 57 | |
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| 58 | ! Addition for SIPC CASE |
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[150] | 59 | ! CHARACTER (len=3) :: clmodinf ! Header or not |
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| 60 | ! CHARACTER (len=3) :: cljobnam_r ! Experiment name in the field brick, if any |
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[3] | 61 | INTEGER infos(3) ! infos in the field brick, if any |
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| 62 | !!--------------------------------------------------------------------- |
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| 63 | |
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| 64 | |
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| 65 | ! Initialization |
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| 66 | ! -------------- |
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| 67 | |
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| 68 | isize = jpiglo * jpjglo |
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| 69 | itm1 = ( kt - nit000 + 1 ) - 1 |
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| 70 | |
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| 71 | ! caution, I presume that you have good UNIT system from coupler to OPA |
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| 72 | ! that is : |
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| 73 | ! watt/m2 for znsolc and zqsrc |
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| 74 | ! kg/m2/s for evaporation, precipitation and runoff |
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| 75 | |
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| 76 | zfacflx = 1. |
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| 77 | zfacwat = 1. |
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| 78 | |
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| 79 | |
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| 80 | ! Test if we couple at the current timestep |
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| 81 | ! ----------------------------------------- |
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| 82 | |
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| 83 | IF( MOD( kt, nexco ) == 1 ) THEN |
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| 84 | |
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| 85 | ! Test what kind of message passing we are using |
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| 86 | |
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| 87 | IF(lwp) WRITE(numout,*) |
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| 88 | IF(lwp) WRITE(numout,*)'FLX: Read fields from CPL, itm1=',itm1 |
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| 89 | IF(lwp) WRITE(numout,*) |
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| 90 | CALL FLUSH (numout) |
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| 91 | |
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| 92 | IF( cchan == 'PIPE' ) THEN |
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| 93 | ! pipe mode |
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| 94 | |
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| 95 | ! UNIT number for fields |
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| 96 | |
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| 97 | inuread = 99 |
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| 98 | |
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| 99 | ! exchanges from to atmosphere=CPL to ocean |
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| 100 | |
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| 101 | DO jf = 1, nflxc2o |
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| 102 | ! CALL PIPE_Model_Recv(cpl_readflx(jf), icpliter, numout) |
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| 103 | OPEN (inuread, FILE=cpl_f_readflx(jf), FORM='UNFORMATTED') |
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| 104 | IF(jf == 1) CALL locread(cpl_readflx(jf),znsolc ,isize,inuread,iflag,numout) |
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| 105 | IF(jf == 2) CALL locread(cpl_readflx(jf),zqsrc ,isize,inuread,iflag,numout) |
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| 106 | IF(jf == 3) CALL locread(cpl_readflx(jf),zec ,isize,inuread,iflag,numout) |
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| 107 | IF(jf == 4) CALL locread(cpl_readflx(jf),zrunoff,isize,inuread,iflag,numout) |
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| 108 | CLOSE (inuread) |
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| 109 | END DO |
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| 110 | |
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| 111 | ELSE IF( cchan == 'SIPC' ) THEN |
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| 112 | ! SIPC mode |
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| 113 | |
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| 114 | ! Define IF a header must be encapsulated within the field brick : |
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| 115 | clmodinf = 'NOT' ! as $MODINFO in namcouple |
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| 116 | |
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| 117 | ! reading of input field non solar flux SONSHLDO |
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| 118 | index = 1 |
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| 119 | ! CALL SIPC_Read_Model(index, isize, clmodinf, cljobnam_r, infos, znsolc ) |
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| 120 | |
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| 121 | ! reading of input field solar heat flux SOSHFLDO |
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| 122 | index = 2 |
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| 123 | ! CALL SIPC_Read_Model(index, isize, clmodinf, cljobnam_r, infos, zqsrc ) |
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| 124 | |
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| 125 | ! reading of input field water flux SOWAFLDO |
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| 126 | index = 3 |
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| 127 | ! CALL SIPC_Read_Model(index, isize, clmodinf, cljobnam_r, infos, zec ) |
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| 128 | |
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| 129 | ! reading of input field runoff SORUNOFF |
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| 130 | index = 4 |
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| 131 | ! CALL SIPC_Read_Model(index, isize, clmodinf, cljobnam_r, infos, zrunoff) |
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| 132 | |
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| 133 | ELSE IF( cchan == 'CLIM' ) THEN |
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| 134 | ! CLIM mode |
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| 135 | IF(lwp) WRITE (numout,*) 'Reading flux from coupler ' |
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| 136 | ! exchanges from atmosphere=CPL to ocean |
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| 137 | DO jf = 1, nflxc2o |
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| 138 | IF(jf == 1) CALL CLIM_Import (cpl_readflx(jf),itm1,zqsrice ,info) |
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| 139 | IF(jf == 2) CALL CLIM_Import (cpl_readflx(jf),itm1,zqsrwat ,info) |
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| 140 | IF(jf == 3) CALL CLIM_Import (cpl_readflx(jf),itm1,znsolice,info) |
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| 141 | IF(jf == 4) CALL CLIM_Import (cpl_readflx(jf),itm1,znsolwat,info) |
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| 142 | IF(jf == 5) CALL CLIM_Import (cpl_readflx(jf),itm1,znsicedt,info) |
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| 143 | IF(jf == 6) CALL CLIM_Import (cpl_readflx(jf),itm1,zevice ,info) |
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| 144 | IF(jf == 7) CALL CLIM_Import (cpl_readflx(jf),itm1,zevwat ,info) |
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| 145 | IF(jf == 8) CALL CLIM_Import (cpl_readflx(jf),itm1,zpliq ,info) |
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| 146 | IF(jf == 9) CALL CLIM_Import (cpl_readflx(jf),itm1,zpsol ,info) |
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| 147 | IF(jf == 10) CALL CLIM_Import (cpl_readflx(jf),itm1,zruncot ,info) |
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| 148 | IF(jf == 11) CALL CLIM_Import (cpl_readflx(jf),itm1,zrunriv ,info) |
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| 149 | IF( info /= CLIM_Ok ) THEN |
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| 150 | IF(lwp) WRITE(numout,*)'Pb in reading ', cpl_readflx(jf), jf |
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| 151 | IF(lwp) WRITE(numout,*)'Couplage itm1 is = ',itm1 |
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| 152 | IF(lwp) WRITE(numout,*)'CLIM error code is = ', info |
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| 153 | IF(lwp) WRITE(numout,*)'STOP in Flx' |
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| 154 | CALL abort('flx.coupled.h') |
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| 155 | ENDIF |
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| 156 | END DO |
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| 157 | ENDIF |
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| 158 | |
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| 159 | ! copy in the subdomain |
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| 160 | |
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| 161 | DO jj = 1, nlcj |
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| 162 | DO ji = 1, nlci |
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| 163 | |
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| 164 | ! qc = total flux add znsolc and zqsrc |
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| 165 | |
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| 166 | ! water fluxes input : P-E |
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| 167 | |
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| 168 | ! caution, I presume that you have the good UNIT system for OPA |
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| 169 | ! that is : |
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| 170 | ! watt/m2 for znsolc and zqsrc |
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| 171 | ! mm/sec for evaporation, precipitation and runoff |
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| 172 | ! to give ec and runoff in mm/day |
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| 173 | |
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| 174 | qc (ji,jj) = zfacflx * tmask(ji,jj,1) * ( znsolwat( mig(ji), mjg(jj) ) & |
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| 175 | & + zqsrwat ( mig(ji), mjg(jj) ) ) |
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| 176 | qsrc (ji,jj) = zfacflx * tmask(ji,jj,1) * zqsrwat ( mig(ji), mjg(jj) ) |
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| 177 | ec (ji,jj) = zfacwat * tmask(ji,jj,1) * ( - ABS( zevwat ( mig(ji), mjg(jj) ) ) & |
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| 178 | & + ABS( zpliq ( mig(ji), mjg(jj) ) ) & |
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| 179 | & + ABS( zpsol ( mig(ji), mjg(jj) ) ) ) |
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| 180 | runoff(ji,jj) = zfacwat * tmask(ji,jj,1) * ABS( zruncot ( mig(ji), mjg(jj) ) & |
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| 181 | & + zrunriv ( mig(ji), mjg(jj) ) ) |
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| 182 | END DO |
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| 183 | END DO |
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| 184 | |
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| 185 | ENDIF |
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| 186 | |
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| 187 | END SUBROUTINE flx |
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