| 1 | MODULE closea |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE closea *** |
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| 4 | !! Closed Seas : specific treatments associated with closed seas |
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| 5 | !!====================================================================== |
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| 6 | !! History : 8.2 ! 00-05 (O. Marti) Original code |
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| 7 | !! 8.5 ! 02-06 (E. Durand, G. Madec) F90 |
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| 8 | !! 9.0 ! 06-07 (G. Madec) add clo_rnf, clo_ups, clo_bat |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | !! dom_clo : modification of the ocean domain for closed seas cases |
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| 13 | !! sbc_clo : Special handling of closed seas |
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| 14 | !! clo_rnf : set close sea outflows as river mouths (see sbcrnf) |
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| 15 | !! clo_ups : set mixed centered/upstream scheme in closed sea (see traadv_cen2) |
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| 16 | !! clo_bat : set to zero a field over closed sea (see domzrg) |
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| 17 | !!---------------------------------------------------------------------- |
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| 18 | USE oce ! dynamics and tracers |
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| 19 | USE dom_oce ! ocean space and time domain |
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| 20 | USE in_out_manager ! I/O manager |
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| 21 | USE sbc_oce ! ocean surface boundary conditions |
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| 22 | USE lib_mpp ! distributed memory computing library |
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| 23 | USE lbclnk ! ??? |
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| 24 | |
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| 25 | IMPLICIT NONE |
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| 26 | PRIVATE |
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| 27 | |
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| 28 | PUBLIC dom_clo ! routine called by domain module |
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| 29 | PUBLIC sbc_clo ! routine called by step module |
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| 30 | PUBLIC clo_rnf ! routine called by sbcrnf module |
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| 31 | PUBLIC clo_ups ! routine called in traadv_cen2(_jki) module |
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| 32 | PUBLIC clo_bat ! routine called in domzgr module |
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| 33 | |
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| 34 | INTEGER, PUBLIC, PARAMETER :: jpncs = 4 !: number of closed sea |
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| 35 | INTEGER, PUBLIC, DIMENSION(jpncs) :: ncstt !: Type of closed sea |
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| 36 | INTEGER, PUBLIC, DIMENSION(jpncs) :: ncsi1, ncsj1 !: south-west closed sea limits (i,j) |
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| 37 | INTEGER, PUBLIC, DIMENSION(jpncs) :: ncsi2, ncsj2 !: north-east closed sea limits (i,j) |
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| 38 | INTEGER, PUBLIC, DIMENSION(jpncs) :: ncsnr !: number of point where run-off pours |
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| 39 | INTEGER, PUBLIC, DIMENSION(jpncs,4) :: ncsir, ncsjr !: Location of runoff |
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| 40 | |
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| 41 | REAL(wp), DIMENSION (jpncs+1) :: surf ! closed sea surface |
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| 42 | |
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| 43 | !! * Substitutions |
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| 44 | # include "vectopt_loop_substitute.h90" |
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| 45 | !!---------------------------------------------------------------------- |
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| 46 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 47 | !! $Id$ |
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| 48 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 49 | !!---------------------------------------------------------------------- |
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| 50 | CONTAINS |
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| 51 | |
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| 52 | SUBROUTINE dom_clo |
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| 53 | !!--------------------------------------------------------------------- |
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| 54 | !! *** ROUTINE dom_clo *** |
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| 55 | !! |
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| 56 | !! ** Purpose : Closed sea domain initialization |
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| 57 | !! |
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| 58 | !! ** Method : if a closed sea is located only in a model grid point |
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| 59 | !! just the thermodynamic processes are applied. |
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| 60 | !! |
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| 61 | !! ** Action : ncsi1(), ncsj1() : south-west closed sea limits (i,j) |
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| 62 | !! ncsi2(), ncsj2() : north-east Closed sea limits (i,j) |
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| 63 | !! ncsir(), ncsjr() : Location of runoff |
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| 64 | !! ncsnr : number of point where run-off pours |
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| 65 | !! ncstt : Type of closed sea |
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| 66 | !! =0 spread over the world ocean |
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| 67 | !! =2 put at location runoff |
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| 68 | !!---------------------------------------------------------------------- |
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| 69 | INTEGER :: jc ! dummy loop indices |
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| 70 | !!---------------------------------------------------------------------- |
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| 71 | |
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| 72 | IF(lwp) WRITE(numout,*) |
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| 73 | IF(lwp) WRITE(numout,*)'dom_clo : closed seas ' |
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| 74 | IF(lwp) WRITE(numout,*)'~~~~~~~' |
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| 75 | |
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| 76 | ! initial values |
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| 77 | ncsnr(:) = 1 ; ncsi1(:) = 1 ; ncsi2(:) = 1 ; ncsir(:,:) = 1 |
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| 78 | ncstt(:) = 0 ; ncsj1(:) = 1 ; ncsj2(:) = 1 ; ncsjr(:,:) = 1 |
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| 79 | |
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| 80 | ! set the closed seas (in data domain indices) |
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| 81 | ! ------------------- |
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| 82 | |
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| 83 | IF( cp_cfg == "orca" ) THEN |
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| 84 | ! |
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| 85 | SELECT CASE ( jp_cfg ) |
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| 86 | ! ! ======================= |
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| 87 | CASE ( 2 ) ! ORCA_R2 configuration |
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| 88 | ! ! ======================= |
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| 89 | ! ! Caspian Sea |
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| 90 | ncsnr(1) = 1 ; ncstt(1) = 0 ! spread over the globe |
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| 91 | ncsi1(1) = 11 ; ncsj1(1) = 103 |
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| 92 | ncsi2(1) = 17 ; ncsj2(1) = 112 |
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| 93 | ncsir(1,1) = 1 ; ncsjr(1,1) = 1 |
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| 94 | ! ! Great North American Lakes |
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| 95 | ncsnr(2) = 1 ; ncstt(2) = 2 ! put at St Laurent mouth |
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| 96 | ncsi1(2) = 97 ; ncsj1(2) = 107 |
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| 97 | ncsi2(2) = 103 ; ncsj2(2) = 111 |
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| 98 | ncsir(2,1) = 110 ; ncsjr(2,1) = 111 |
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| 99 | ! ! Black Sea 1 : west part of the Black Sea |
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| 100 | ncsnr(3) = 1 ; ncstt(3) = 2 ! (ie west of the cyclic b.c.) |
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| 101 | ncsi1(3) = 174 ; ncsj1(3) = 107 ! put in Med Sea |
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| 102 | ncsi2(3) = 181 ; ncsj2(3) = 112 |
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| 103 | ncsir(3,1) = 171 ; ncsjr(3,1) = 106 |
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| 104 | ! ! Black Sea 2 : est part of the Black Sea |
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| 105 | ncsnr(4) = 1 ; ncstt(4) = 2 ! (ie est of the cyclic b.c.) |
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| 106 | ncsi1(4) = 2 ; ncsj1(4) = 107 ! put in Med Sea |
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| 107 | ncsi2(4) = 6 ; ncsj2(4) = 112 |
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| 108 | ncsir(4,1) = 171 ; ncsjr(4,1) = 106 |
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| 109 | ! ! ======================= |
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| 110 | CASE ( 4 ) ! ORCA_R4 configuration |
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| 111 | ! ! ======================= |
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| 112 | ! ! Caspian Sea |
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| 113 | ncsnr(1) = 1 ; ncstt(1) = 0 |
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| 114 | ncsi1(1) = 4 ; ncsj1(1) = 53 |
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| 115 | ncsi2(1) = 4 ; ncsj2(1) = 56 |
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| 116 | ncsir(1,1) = 1 ; ncsjr(1,1) = 1 |
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| 117 | ! ! Great North American Lakes |
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| 118 | ncsnr(2) = 1 ; ncstt(2) = 2 |
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| 119 | ncsi1(2) = 49 ; ncsj1(2) = 55 |
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| 120 | ncsi2(2) = 51 ; ncsj2(2) = 56 |
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| 121 | ncsir(2,1) = 57 ; ncsjr(2,1) = 55 |
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| 122 | ! ! Black Sea |
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| 123 | ncsnr(3) = 4 ; ncstt(3) = 2 |
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| 124 | ncsi1(3) = 88 ; ncsj1(3) = 55 |
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| 125 | ncsi2(3) = 91 ; ncsj2(3) = 56 |
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| 126 | ncsir(3,1) = 86 ; ncsjr(3,1) = 53 |
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| 127 | ncsir(3,2) = 87 ; ncsjr(3,2) = 53 |
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| 128 | ncsir(3,3) = 86 ; ncsjr(3,3) = 52 |
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| 129 | ncsir(3,4) = 87 ; ncsjr(3,4) = 52 |
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| 130 | ! ! Baltic Sea |
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| 131 | ncsnr(4) = 1 ; ncstt(4) = 2 |
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| 132 | ncsi1(4) = 75 ; ncsj1(4) = 59 |
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| 133 | ncsi2(4) = 76 ; ncsj2(4) = 61 |
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| 134 | ncsir(4,1) = 84 ; ncsjr(4,1) = 59 |
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| 135 | ! ! ======================= |
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| 136 | CASE ( 025 ) ! ORCA_R025 configuration |
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| 137 | ! ! ======================= |
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| 138 | ncsnr(1) = 1 ; ncstt(1) = 0 ! Caspian + Aral sea |
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| 139 | ncsi1(1) = 1330 ; ncsj1(1) = 645 |
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| 140 | ncsi2(1) = 1400 ; ncsj2(1) = 795 |
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| 141 | ncsir(1,1) = 1 ; ncsjr(1,1) = 1 |
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| 142 | ! |
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| 143 | ncsnr(2) = 1 ; ncstt(2) = 0 ! Azov Sea |
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| 144 | ncsi1(2) = 1284 ; ncsj1(2) = 722 |
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| 145 | ncsi2(2) = 1304 ; ncsj2(2) = 747 |
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| 146 | ncsir(2,1) = 1 ; ncsjr(2,1) = 1 |
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| 147 | ! |
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| 148 | END SELECT |
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| 149 | ! |
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| 150 | ENDIF |
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| 151 | |
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| 152 | ! convert the position in local domain indices |
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| 153 | ! -------------------------------------------- |
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| 154 | DO jc = 1, jpncs |
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| 155 | ncsi1(jc) = mi0( ncsi1(jc) ) |
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| 156 | ncsj1(jc) = mj0( ncsj1(jc) ) |
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| 157 | |
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| 158 | ncsi2(jc) = mi1( ncsi2(jc) ) |
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| 159 | ncsj2(jc) = mj1( ncsj2(jc) ) |
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| 160 | END DO |
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| 161 | ! |
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| 162 | END SUBROUTINE dom_clo |
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| 163 | |
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| 164 | |
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| 165 | SUBROUTINE sbc_clo( kt ) |
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| 166 | !!--------------------------------------------------------------------- |
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| 167 | !! *** ROUTINE sbc_clo *** |
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| 168 | !! |
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| 169 | !! ** Purpose : Special handling of closed seas |
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| 170 | !! |
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| 171 | !! ** Method : Water flux is forced to zero over closed sea |
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| 172 | !! Excess is shared between remaining ocean, or |
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| 173 | !! put as run-off in open ocean. |
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| 174 | !! |
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| 175 | !! ** Action : emp updated surface freshwater flux at kt |
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| 176 | !!---------------------------------------------------------------------- |
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| 177 | INTEGER, INTENT(in) :: kt ! ocean model time step |
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| 178 | ! |
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| 179 | INTEGER :: ji, jj, jc, jn ! dummy loop indices |
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| 180 | REAL(wp) :: zze2, zcoef, zcoef1 |
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| 181 | REAL(wp), DIMENSION (jpncs) :: zfwf |
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| 182 | !!---------------------------------------------------------------------- |
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| 183 | ! |
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| 184 | ! !------------------! |
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| 185 | IF( kt == nit000 ) THEN ! Initialisation ! |
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| 186 | ! !------------------! |
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| 187 | IF(lwp) WRITE(numout,*) |
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| 188 | IF(lwp) WRITE(numout,*)'sbc_clo : closed seas ' |
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| 189 | IF(lwp) WRITE(numout,*)'~~~~~~~' |
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| 190 | |
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| 191 | ! Total surface of ocean |
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| 192 | surf(jpncs+1) = SUM( e1t(:,:) * e2t(:,:) * tmask_i(:,:) ) |
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| 193 | |
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| 194 | DO jc = 1, jpncs |
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| 195 | surf(jc) =0.e0 |
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| 196 | DO jj = ncsj1(jc), ncsj2(jc) |
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| 197 | DO ji = ncsi1(jc), ncsi2(jc) |
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| 198 | surf(jc) = surf(jc) + e1t(ji,jj) * e2t(ji,jj) * tmask_i(ji,jj) ! surface of closed seas |
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| 199 | END DO |
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| 200 | END DO |
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| 201 | END DO |
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| 202 | IF( lk_mpp ) CALL mpp_sum ( surf, jpncs+1 ) ! mpp: sum over all the global domain |
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| 203 | |
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| 204 | IF(lwp) WRITE(numout,*)' Closed sea surfaces' |
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| 205 | DO jc = 1, jpncs |
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| 206 | IF(lwp)WRITE(numout,FMT='(1I3,4I4,5X,F16.2)') jc, ncsi1(jc), ncsi2(jc), ncsj1(jc), ncsj2(jc), surf(jc) |
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| 207 | END DO |
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| 208 | |
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| 209 | ! jpncs+1 : surface of sea, closed seas excluded |
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| 210 | DO jc = 1, jpncs |
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| 211 | surf(jpncs+1) = surf(jpncs+1) - surf(jc) |
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| 212 | END DO |
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| 213 | ! |
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| 214 | ENDIF |
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| 215 | ! !--------------------! |
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| 216 | ! ! update emp ! |
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| 217 | zfwf = 0.e0 !--------------------! |
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| 218 | DO jc = 1, jpncs |
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| 219 | DO jj = ncsj1(jc), ncsj2(jc) |
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| 220 | DO ji = ncsi1(jc), ncsi2(jc) |
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| 221 | zfwf(jc) = zfwf(jc) + e1t(ji,jj) * e2t(ji,jj) * ( emp(ji,jj)-rnf(ji,jj) ) * tmask_i(ji,jj) |
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| 222 | END DO |
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| 223 | END DO |
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| 224 | END DO |
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| 225 | IF( lk_mpp ) CALL mpp_sum ( zfwf(:) , jpncs ) ! mpp: sum over all the global domain |
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| 226 | |
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| 227 | IF( cp_cfg == "orca" .AND. jp_cfg == 2 ) THEN ! Black Sea case for ORCA_R2 configuration |
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| 228 | zze2 = ( zfwf(3) + zfwf(4) ) / 2. |
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| 229 | zfwf(3) = zze2 |
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| 230 | zfwf(4) = zze2 |
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| 231 | ENDIF |
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| 232 | |
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| 233 | DO jc = 1, jpncs |
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| 234 | ! |
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| 235 | IF( ncstt(jc) == 0 ) THEN |
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| 236 | ! water/evap excess is shared by all open ocean |
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| 237 | zcoef = zfwf(jc) / surf(jpncs+1) |
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| 238 | zcoef1 = rcp * zcoef |
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| 239 | emp(:,:) = emp(:,:) + zcoef |
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| 240 | qns(:,:) = qns(:,:) - zcoef1 * sst_m(:,:) |
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| 241 | ELSEIF( ncstt(jc) == 1 ) THEN |
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| 242 | ! Excess water in open sea, at outflow location, excess evap shared |
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| 243 | IF ( zfwf(jc) <= 0.e0 ) THEN |
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| 244 | DO jn = 1, ncsnr(jc) |
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| 245 | ji = mi0(ncsir(jc,jn)) |
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| 246 | jj = mj0(ncsjr(jc,jn)) ! Location of outflow in open ocean |
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| 247 | IF ( ji > 1 .AND. ji < jpi & |
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| 248 | .AND. jj > 1 .AND. jj < jpj ) THEN |
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| 249 | zcoef = zfwf(jc) / ( REAL(ncsnr(jc), wp) * e1t(ji,jj) * e2t(ji,jj) ) |
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| 250 | zcoef1 = rcp * zcoef |
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| 251 | emp(ji,jj) = emp(ji,jj) + zcoef |
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| 252 | qns(ji,jj) = qns(ji,jj) - zcoef1 * sst_m(ji,jj) |
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| 253 | END IF |
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| 254 | END DO |
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| 255 | ELSE |
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| 256 | zcoef = zfwf(jc) / surf(jpncs+1) |
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| 257 | zcoef1 = rcp * zcoef |
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| 258 | emp(:,:) = emp(:,:) + zcoef |
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| 259 | qns(:,:) = qns(:,:) - zcoef1 * sst_m(:,:) |
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| 260 | ENDIF |
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| 261 | ELSEIF( ncstt(jc) == 2 ) THEN |
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| 262 | ! Excess e-p+r (either sign) goes to open ocean, at outflow location |
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| 263 | IF( ji > 1 .AND. ji < jpi & |
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| 264 | .AND. jj > 1 .AND. jj < jpj ) THEN |
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| 265 | DO jn = 1, ncsnr(jc) |
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| 266 | ji = mi0(ncsir(jc,jn)) |
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| 267 | jj = mj0(ncsjr(jc,jn)) ! Location of outflow in open ocean |
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| 268 | zcoef = zfwf(jc) / ( REAL(ncsnr(jc), wp) * e1t(ji,jj) * e2t(ji,jj) ) |
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| 269 | zcoef1 = rcp * zcoef |
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| 270 | emp(ji,jj) = emp(ji,jj) + zcoef |
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| 271 | qns(ji,jj) = qns(ji,jj) - zcoef1 * sst_m(ji,jj) |
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| 272 | END DO |
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| 273 | ENDIF |
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| 274 | ENDIF |
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| 275 | ! |
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| 276 | DO jj = ncsj1(jc), ncsj2(jc) |
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| 277 | DO ji = ncsi1(jc), ncsi2(jc) |
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| 278 | zcoef = zfwf(jc) / surf(jc) |
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| 279 | zcoef1 = rcp * zcoef |
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| 280 | emp(ji,jj) = emp(ji,jj) - zcoef |
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| 281 | qns(ji,jj) = qns(ji,jj) + zcoef1 * sst_m(ji,jj) |
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| 282 | END DO |
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| 283 | END DO |
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| 284 | ! |
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| 285 | END DO |
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| 286 | ! |
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| 287 | CALL lbc_lnk( emp , 'T', 1. ) |
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| 288 | ! |
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| 289 | END SUBROUTINE sbc_clo |
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| 290 | |
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| 291 | |
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| 292 | SUBROUTINE clo_rnf( p_rnfmsk ) |
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| 293 | !!--------------------------------------------------------------------- |
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| 294 | !! *** ROUTINE sbc_rnf *** |
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| 295 | !! |
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| 296 | !! ** Purpose : allow the treatment of closed sea outflow grid-points |
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| 297 | !! to be the same as river mouth grid-points |
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| 298 | !! |
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| 299 | !! ** Method : set to 1 the runoff mask (mskrnf, see sbcrnf module) |
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| 300 | !! at the closed sea outflow grid-point. |
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| 301 | !! |
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| 302 | !! ** Action : update (p_)mskrnf (set 1 at closed sea outflow) |
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| 303 | !!---------------------------------------------------------------------- |
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| 304 | REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: p_rnfmsk ! river runoff mask (rnfmsk array) |
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| 305 | ! |
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| 306 | INTEGER :: jc, jn ! dummy loop indices |
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| 307 | INTEGER :: ii, ij ! temporary integer |
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| 308 | !!---------------------------------------------------------------------- |
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| 309 | ! |
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| 310 | DO jc = 1, jpncs |
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| 311 | IF( ncstt(jc) >= 1 ) THEN ! runoff mask set to 1 at closed sea outflows |
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| 312 | DO jn = 1, 4 |
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| 313 | ii = mi0( ncsir(jc,jn) ) |
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| 314 | ij = mj0( ncsjr(jc,jn) ) |
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| 315 | p_rnfmsk(ii,ij) = MAX( p_rnfmsk(ii,ij), 1.0 ) |
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| 316 | END DO |
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| 317 | ENDIF |
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| 318 | END DO |
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| 319 | ! |
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| 320 | END SUBROUTINE clo_rnf |
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| 321 | |
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| 322 | |
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| 323 | SUBROUTINE clo_ups( p_upsmsk ) |
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| 324 | !!--------------------------------------------------------------------- |
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| 325 | !! *** ROUTINE sbc_rnf *** |
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| 326 | !! |
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| 327 | !! ** Purpose : allow the treatment of closed sea outflow grid-points |
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| 328 | !! to be the same as river mouth grid-points |
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| 329 | !! |
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| 330 | !! ** Method : set to 0.5 the upstream mask (upsmsk, see traadv_cen2 |
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| 331 | !! module) over the closed seas. |
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| 332 | !! |
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| 333 | !! ** Action : update (p_)upsmsk (set 0.5 over closed seas) |
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| 334 | !!---------------------------------------------------------------------- |
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| 335 | REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: p_upsmsk ! upstream mask (upsmsk array) |
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| 336 | ! |
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| 337 | INTEGER :: jc, ji, jj ! dummy loop indices |
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| 338 | !!---------------------------------------------------------------------- |
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| 339 | ! |
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| 340 | DO jc = 1, jpncs |
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| 341 | DO jj = ncsj1(jc), ncsj2(jc) |
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| 342 | DO ji = ncsi1(jc), ncsi2(jc) |
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| 343 | p_upsmsk(ji,jj) = 0.5 ! mixed upstream/centered scheme over closed seas |
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| 344 | END DO |
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| 345 | END DO |
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| 346 | END DO |
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| 347 | ! |
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| 348 | END SUBROUTINE clo_ups |
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| 349 | |
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| 350 | |
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| 351 | SUBROUTINE clo_bat( pbat, kbat ) |
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| 352 | !!--------------------------------------------------------------------- |
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| 353 | !! *** ROUTINE clo_bat *** |
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| 354 | !! |
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| 355 | !! ** Purpose : suppress closed sea from the domain |
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| 356 | !! |
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| 357 | !! ** Method : set to 0 the meter and level bathymetry (given in |
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| 358 | !! arguments) over the closed seas. |
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| 359 | !! |
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| 360 | !! ** Action : set pbat=0 and kbat=0 over closed seas |
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| 361 | !!---------------------------------------------------------------------- |
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| 362 | REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: pbat ! bathymetry in meters (bathy array) |
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| 363 | INTEGER , DIMENSION(jpi,jpj), INTENT(inout) :: kbat ! bathymetry in levels (mbathy array) |
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| 364 | ! |
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| 365 | INTEGER :: jc, ji, jj ! dummy loop indices |
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| 366 | !!---------------------------------------------------------------------- |
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| 367 | ! |
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| 368 | DO jc = 1, jpncs |
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| 369 | DO jj = ncsj1(jc), ncsj2(jc) |
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| 370 | DO ji = ncsi1(jc), ncsi2(jc) |
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| 371 | pbat(ji,jj) = 0._wp |
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| 372 | kbat(ji,jj) = 0 |
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| 373 | END DO |
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| 374 | END DO |
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| 375 | END DO |
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| 376 | ! |
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| 377 | END SUBROUTINE clo_bat |
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| 378 | |
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| 379 | !!====================================================================== |
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| 380 | END MODULE closea |
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