| 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 phycst |
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| 21 | USE in_out_manager ! I/O manager |
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| 22 | USE sbc_oce ! ocean surface boundary conditions |
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| 23 | USE lib_mpp ! distributed memory computing library |
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| 24 | USE lbclnk ! ??? |
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| 25 | |
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| 26 | IMPLICIT NONE |
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| 27 | PRIVATE |
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| 28 | |
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| 29 | PUBLIC dom_clo ! routine called by domain module |
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| 30 | PUBLIC sbc_clo ! routine called by step module |
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| 31 | PUBLIC clo_rnf ! routine called by sbcrnf module |
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| 32 | PUBLIC clo_ups ! routine called in traadv_cen2(_jki) module |
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| 33 | PUBLIC clo_bat ! routine called in domzgr module |
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| 34 | |
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| 35 | INTEGER, PUBLIC, PARAMETER :: jpncs = 4 !: number of closed sea |
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| 36 | INTEGER, PUBLIC, DIMENSION(jpncs) :: ncstt !: Type of closed sea |
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| 37 | INTEGER, PUBLIC, DIMENSION(jpncs) :: ncsi1, ncsj1 !: south-west closed sea limits (i,j) |
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| 38 | INTEGER, PUBLIC, DIMENSION(jpncs) :: ncsi2, ncsj2 !: north-east closed sea limits (i,j) |
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| 39 | INTEGER, PUBLIC, DIMENSION(jpncs) :: ncsnr !: number of point where run-off pours |
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| 40 | INTEGER, PUBLIC, DIMENSION(jpncs,4) :: ncsir, ncsjr !: Location of runoff |
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| 41 | |
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| 42 | REAL(wp), DIMENSION (jpncs+1) :: surf ! closed sea surface |
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| 43 | |
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| 44 | !! * Substitutions |
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| 45 | # include "vectopt_loop_substitute.h90" |
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| 46 | !!---------------------------------------------------------------------- |
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| 47 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 48 | !! $Id$ |
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| 49 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 50 | !!---------------------------------------------------------------------- |
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| 51 | CONTAINS |
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| 52 | |
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| 53 | SUBROUTINE dom_clo |
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| 54 | !!--------------------------------------------------------------------- |
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| 55 | !! *** ROUTINE dom_clo *** |
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| 56 | !! |
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| 57 | !! ** Purpose : Closed sea domain initialization |
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| 58 | !! |
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| 59 | !! ** Method : if a closed sea is located only in a model grid point |
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| 60 | !! just the thermodynamic processes are applied. |
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| 61 | !! |
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| 62 | !! ** Action : ncsi1(), ncsj1() : south-west closed sea limits (i,j) |
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| 63 | !! ncsi2(), ncsj2() : north-east Closed sea limits (i,j) |
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| 64 | !! ncsir(), ncsjr() : Location of runoff |
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| 65 | !! ncsnr : number of point where run-off pours |
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| 66 | !! ncstt : Type of closed sea |
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| 67 | !! =0 spread over the world ocean |
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| 68 | !! =2 put at location runoff |
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| 69 | !!---------------------------------------------------------------------- |
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| 70 | INTEGER :: jc ! dummy loop indices |
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| 71 | !!---------------------------------------------------------------------- |
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| 72 | |
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| 73 | IF(lwp) WRITE(numout,*) |
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| 74 | IF(lwp) WRITE(numout,*)'dom_clo : closed seas ' |
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| 75 | IF(lwp) WRITE(numout,*)'~~~~~~~' |
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| 76 | |
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| 77 | ! initial values |
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| 78 | ncsnr(:) = 1 ; ncsi1(:) = 1 ; ncsi2(:) = 1 ; ncsir(:,:) = 1 |
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| 79 | ncstt(:) = 0 ; ncsj1(:) = 1 ; ncsj2(:) = 1 ; ncsjr(:,:) = 1 |
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| 80 | |
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| 81 | ! set the closed seas (in data domain indices) |
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| 82 | ! ------------------- |
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| 83 | |
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| 84 | IF( cp_cfg == "orca" ) THEN |
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| 85 | ! |
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| 86 | SELECT CASE ( jp_cfg ) |
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| 87 | ! ! ======================= |
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| 88 | CASE ( 2 ) ! ORCA_R2 configuration |
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| 89 | ! ! ======================= |
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| 90 | ! ! Caspian Sea |
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| 91 | ncsnr(1) = 1 ; ncstt(1) = 0 ! spread over the globe |
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| 92 | ncsi1(1) = 11 ; ncsj1(1) = 103 |
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| 93 | ncsi2(1) = 17 ; ncsj2(1) = 112 |
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| 94 | ncsir(1,1) = 1 ; ncsjr(1,1) = 1 |
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| 95 | ! ! Great North American Lakes |
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| 96 | ncsnr(2) = 1 ; ncstt(2) = 2 ! put at St Laurent mouth |
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| 97 | ncsi1(2) = 97 ; ncsj1(2) = 107 |
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| 98 | ncsi2(2) = 103 ; ncsj2(2) = 111 |
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| 99 | ncsir(2,1) = 110 ; ncsjr(2,1) = 111 |
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| 100 | ! ! Black Sea 1 : west part of the Black Sea |
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| 101 | ncsnr(3) = 1 ; ncstt(3) = 2 ! (ie west of the cyclic b.c.) |
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| 102 | ncsi1(3) = 174 ; ncsj1(3) = 107 ! put in Med Sea |
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| 103 | ncsi2(3) = 181 ; ncsj2(3) = 112 |
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| 104 | ncsir(3,1) = 171 ; ncsjr(3,1) = 106 |
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| 105 | ! ! Black Sea 2 : est part of the Black Sea |
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| 106 | ncsnr(4) = 1 ; ncstt(4) = 2 ! (ie est of the cyclic b.c.) |
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| 107 | ncsi1(4) = 2 ; ncsj1(4) = 107 ! put in Med Sea |
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| 108 | ncsi2(4) = 6 ; ncsj2(4) = 112 |
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| 109 | ncsir(4,1) = 171 ; ncsjr(4,1) = 106 |
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| 110 | ! ! ======================= |
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| 111 | CASE ( 4 ) ! ORCA_R4 configuration |
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| 112 | ! ! ======================= |
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| 113 | ! ! Caspian Sea |
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| 114 | ncsnr(1) = 1 ; ncstt(1) = 0 |
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| 115 | ncsi1(1) = 4 ; ncsj1(1) = 53 |
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| 116 | ncsi2(1) = 4 ; ncsj2(1) = 56 |
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| 117 | ncsir(1,1) = 1 ; ncsjr(1,1) = 1 |
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| 118 | ! ! Great North American Lakes |
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| 119 | ncsnr(2) = 1 ; ncstt(2) = 2 |
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| 120 | ncsi1(2) = 49 ; ncsj1(2) = 55 |
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| 121 | ncsi2(2) = 51 ; ncsj2(2) = 56 |
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| 122 | ncsir(2,1) = 57 ; ncsjr(2,1) = 55 |
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| 123 | ! ! Black Sea |
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| 124 | ncsnr(3) = 4 ; ncstt(3) = 2 |
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| 125 | ncsi1(3) = 88 ; ncsj1(3) = 55 |
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| 126 | ncsi2(3) = 91 ; ncsj2(3) = 56 |
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| 127 | ncsir(3,1) = 86 ; ncsjr(3,1) = 53 |
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| 128 | ncsir(3,2) = 87 ; ncsjr(3,2) = 53 |
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| 129 | ncsir(3,3) = 86 ; ncsjr(3,3) = 52 |
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| 130 | ncsir(3,4) = 87 ; ncsjr(3,4) = 52 |
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| 131 | ! ! Baltic Sea |
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| 132 | ncsnr(4) = 1 ; ncstt(4) = 2 |
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| 133 | ncsi1(4) = 75 ; ncsj1(4) = 59 |
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| 134 | ncsi2(4) = 76 ; ncsj2(4) = 61 |
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| 135 | ncsir(4,1) = 84 ; ncsjr(4,1) = 59 |
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| 136 | ! ! ======================= |
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| 137 | CASE ( 025 ) ! ORCA_R025 configuration |
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| 138 | ! ! ======================= |
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| 139 | ncsnr(1) = 1 ; ncstt(1) = 0 ! Caspian + Aral sea |
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| 140 | ncsi1(1) = 1330 ; ncsj1(1) = 645 |
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| 141 | ncsi2(1) = 1400 ; ncsj2(1) = 795 |
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| 142 | ncsir(1,1) = 1 ; ncsjr(1,1) = 1 |
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| 143 | ! |
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| 144 | ncsnr(2) = 1 ; ncstt(2) = 0 ! Azov Sea |
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| 145 | ncsi1(2) = 1284 ; ncsj1(2) = 722 |
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| 146 | ncsi2(2) = 1304 ; ncsj2(2) = 747 |
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| 147 | ncsir(2,1) = 1 ; ncsjr(2,1) = 1 |
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| 148 | ! |
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| 149 | END SELECT |
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| 150 | ! |
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| 151 | ENDIF |
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| 152 | |
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| 153 | ! convert the position in local domain indices |
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| 154 | ! -------------------------------------------- |
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| 155 | DO jc = 1, jpncs |
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| 156 | ncsi1(jc) = mi0( ncsi1(jc) ) |
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| 157 | ncsj1(jc) = mj0( ncsj1(jc) ) |
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| 158 | |
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| 159 | ncsi2(jc) = mi1( ncsi2(jc) ) |
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| 160 | ncsj2(jc) = mj1( ncsj2(jc) ) |
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| 161 | END DO |
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| 162 | ! |
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| 163 | END SUBROUTINE dom_clo |
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| 164 | |
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| 165 | |
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| 166 | SUBROUTINE sbc_clo( kt ) |
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| 167 | !!--------------------------------------------------------------------- |
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| 168 | !! *** ROUTINE sbc_clo *** |
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| 169 | !! |
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| 170 | !! ** Purpose : Special handling of closed seas |
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| 171 | !! |
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| 172 | !! ** Method : Water flux is forced to zero over closed sea |
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| 173 | !! Excess is shared between remaining ocean, or |
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| 174 | !! put as run-off in open ocean. |
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| 175 | !! |
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| 176 | !! ** Action : emp updated surface freshwater flux at kt |
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| 177 | !!---------------------------------------------------------------------- |
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| 178 | INTEGER, INTENT(in) :: kt ! ocean model time step |
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| 179 | ! |
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| 180 | INTEGER :: ji, jj, jc, jn ! dummy loop indices |
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| 181 | REAL(wp) :: zze2, zcoef, zcoef1 |
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| 182 | REAL(wp), DIMENSION (jpncs) :: zfwf |
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| 183 | !!---------------------------------------------------------------------- |
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| 184 | ! |
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| 185 | ! !------------------! |
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| 186 | IF( kt == nit000 ) THEN ! Initialisation ! |
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| 187 | ! !------------------! |
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| 188 | IF(lwp) WRITE(numout,*) |
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| 189 | IF(lwp) WRITE(numout,*)'sbc_clo : closed seas ' |
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| 190 | IF(lwp) WRITE(numout,*)'~~~~~~~' |
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| 191 | |
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| 192 | ! Total surface of ocean |
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| 193 | surf(jpncs+1) = SUM( e1t(:,:) * e2t(:,:) * tmask_i(:,:) ) |
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| 194 | |
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| 195 | DO jc = 1, jpncs |
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| 196 | surf(jc) =0.e0 |
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| 197 | DO jj = ncsj1(jc), ncsj2(jc) |
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| 198 | DO ji = ncsi1(jc), ncsi2(jc) |
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| 199 | surf(jc) = surf(jc) + e1t(ji,jj) * e2t(ji,jj) * tmask_i(ji,jj) ! surface of closed seas |
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| 200 | END DO |
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| 201 | END DO |
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| 202 | END DO |
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| 203 | IF( lk_mpp ) CALL mpp_sum ( surf, jpncs+1 ) ! mpp: sum over all the global domain |
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| 204 | |
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| 205 | IF(lwp) WRITE(numout,*)' Closed sea surfaces' |
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| 206 | DO jc = 1, jpncs |
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| 207 | 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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| 208 | END DO |
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| 209 | |
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| 210 | ! jpncs+1 : surface of sea, closed seas excluded |
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| 211 | DO jc = 1, jpncs |
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| 212 | surf(jpncs+1) = surf(jpncs+1) - surf(jc) |
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| 213 | END DO |
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| 214 | ! |
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| 215 | ENDIF |
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| 216 | ! !--------------------! |
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| 217 | ! ! update emp ! |
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| 218 | zfwf = 0.e0 !--------------------! |
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| 219 | DO jc = 1, jpncs |
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| 220 | DO jj = ncsj1(jc), ncsj2(jc) |
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| 221 | DO ji = ncsi1(jc), ncsi2(jc) |
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| 222 | zfwf(jc) = zfwf(jc) + e1t(ji,jj) * e2t(ji,jj) * ( emp(ji,jj)-rnf(ji,jj) ) * tmask_i(ji,jj) |
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| 223 | END DO |
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| 224 | END DO |
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| 225 | END DO |
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| 226 | IF( lk_mpp ) CALL mpp_sum ( zfwf(:) , jpncs ) ! mpp: sum over all the global domain |
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| 227 | |
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| 228 | IF( cp_cfg == "orca" .AND. jp_cfg == 2 ) THEN ! Black Sea case for ORCA_R2 configuration |
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| 229 | zze2 = ( zfwf(3) + zfwf(4) ) / 2. |
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| 230 | zfwf(3) = zze2 |
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| 231 | zfwf(4) = zze2 |
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| 232 | ENDIF |
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| 233 | |
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| 234 | DO jc = 1, jpncs |
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| 235 | ! |
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| 236 | IF( ncstt(jc) == 0 ) THEN |
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| 237 | ! water/evap excess is shared by all open ocean |
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| 238 | zcoef = zfwf(jc) / surf(jpncs+1) |
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| 239 | zcoef1 = rcp * zcoef |
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| 240 | emp(:,:) = emp(:,:) + zcoef |
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| 241 | qns(:,:) = qns(:,:) - zcoef1 * sst_m(:,:) |
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| 242 | ELSEIF( ncstt(jc) == 1 ) THEN |
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| 243 | ! Excess water in open sea, at outflow location, excess evap shared |
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| 244 | IF ( zfwf(jc) <= 0.e0 ) THEN |
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| 245 | DO jn = 1, ncsnr(jc) |
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| 246 | ji = mi0(ncsir(jc,jn)) |
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| 247 | jj = mj0(ncsjr(jc,jn)) ! Location of outflow in open ocean |
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| 248 | IF ( ji > 1 .AND. ji < jpi & |
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| 249 | .AND. jj > 1 .AND. jj < jpj ) THEN |
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| 250 | zcoef = zfwf(jc) / ( REAL(ncsnr(jc), wp) * e1t(ji,jj) * e2t(ji,jj) ) |
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| 251 | zcoef1 = rcp * zcoef |
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| 252 | emp(ji,jj) = emp(ji,jj) + zcoef |
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| 253 | qns(ji,jj) = qns(ji,jj) - zcoef1 * sst_m(ji,jj) |
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| 254 | END IF |
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| 255 | END DO |
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| 256 | ELSE |
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| 257 | zcoef = zfwf(jc) / surf(jpncs+1) |
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| 258 | zcoef1 = rcp * zcoef |
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| 259 | emp(:,:) = emp(:,:) + zcoef |
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| 260 | qns(:,:) = qns(:,:) - zcoef1 * sst_m(:,:) |
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| 261 | ENDIF |
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| 262 | ELSEIF( ncstt(jc) == 2 ) THEN |
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| 263 | ! Excess e-p+r (either sign) goes to open ocean, at outflow location |
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| 264 | IF( ji > 1 .AND. ji < jpi & |
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| 265 | .AND. jj > 1 .AND. jj < jpj ) THEN |
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| 266 | DO jn = 1, ncsnr(jc) |
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| 267 | ji = mi0(ncsir(jc,jn)) |
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| 268 | jj = mj0(ncsjr(jc,jn)) ! Location of outflow in open ocean |
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| 269 | zcoef = zfwf(jc) / ( REAL(ncsnr(jc), wp) * e1t(ji,jj) * e2t(ji,jj) ) |
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| 270 | zcoef1 = rcp * zcoef |
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| 271 | emp(ji,jj) = emp(ji,jj) + zcoef |
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| 272 | qns(ji,jj) = qns(ji,jj) - zcoef1 * sst_m(ji,jj) |
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| 273 | END DO |
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| 274 | ENDIF |
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| 275 | ENDIF |
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| 276 | ! |
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| 277 | DO jj = ncsj1(jc), ncsj2(jc) |
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| 278 | DO ji = ncsi1(jc), ncsi2(jc) |
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| 279 | zcoef = zfwf(jc) / surf(jc) |
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| 280 | zcoef1 = rcp * zcoef |
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| 281 | emp(ji,jj) = emp(ji,jj) - zcoef |
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| 282 | qns(ji,jj) = qns(ji,jj) + zcoef1 * sst_m(ji,jj) |
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| 283 | END DO |
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| 284 | END DO |
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| 285 | ! |
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| 286 | END DO |
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| 287 | ! |
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| 288 | CALL lbc_lnk( emp , 'T', 1. ) |
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| 289 | ! |
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| 290 | END SUBROUTINE sbc_clo |
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| 291 | |
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| 292 | |
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| 293 | SUBROUTINE clo_rnf( p_rnfmsk ) |
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| 294 | !!--------------------------------------------------------------------- |
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| 295 | !! *** ROUTINE sbc_rnf *** |
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| 296 | !! |
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| 297 | !! ** Purpose : allow the treatment of closed sea outflow grid-points |
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| 298 | !! to be the same as river mouth grid-points |
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| 299 | !! |
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| 300 | !! ** Method : set to 1 the runoff mask (mskrnf, see sbcrnf module) |
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| 301 | !! at the closed sea outflow grid-point. |
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| 302 | !! |
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| 303 | !! ** Action : update (p_)mskrnf (set 1 at closed sea outflow) |
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| 304 | !!---------------------------------------------------------------------- |
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| 305 | REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: p_rnfmsk ! river runoff mask (rnfmsk array) |
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| 306 | ! |
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| 307 | INTEGER :: jc, jn ! dummy loop indices |
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| 308 | INTEGER :: ii, ij ! temporary integer |
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| 309 | !!---------------------------------------------------------------------- |
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| 310 | ! |
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| 311 | DO jc = 1, jpncs |
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| 312 | IF( ncstt(jc) >= 1 ) THEN ! runoff mask set to 1 at closed sea outflows |
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| 313 | DO jn = 1, 4 |
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| 314 | ii = mi0( ncsir(jc,jn) ) |
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| 315 | ij = mj0( ncsjr(jc,jn) ) |
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| 316 | p_rnfmsk(ii,ij) = MAX( p_rnfmsk(ii,ij), 1.0 ) |
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| 317 | END DO |
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| 318 | ENDIF |
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| 319 | END DO |
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| 320 | ! |
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| 321 | END SUBROUTINE clo_rnf |
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| 322 | |
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| 323 | |
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| 324 | SUBROUTINE clo_ups( p_upsmsk ) |
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| 325 | !!--------------------------------------------------------------------- |
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| 326 | !! *** ROUTINE sbc_rnf *** |
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| 327 | !! |
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| 328 | !! ** Purpose : allow the treatment of closed sea outflow grid-points |
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| 329 | !! to be the same as river mouth grid-points |
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| 330 | !! |
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| 331 | !! ** Method : set to 0.5 the upstream mask (upsmsk, see traadv_cen2 |
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| 332 | !! module) over the closed seas. |
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| 333 | !! |
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| 334 | !! ** Action : update (p_)upsmsk (set 0.5 over closed seas) |
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| 335 | !!---------------------------------------------------------------------- |
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| 336 | REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: p_upsmsk ! upstream mask (upsmsk array) |
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| 337 | ! |
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| 338 | INTEGER :: jc, ji, jj ! dummy loop indices |
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| 339 | !!---------------------------------------------------------------------- |
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| 340 | ! |
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| 341 | DO jc = 1, jpncs |
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| 342 | DO jj = ncsj1(jc), ncsj2(jc) |
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| 343 | DO ji = ncsi1(jc), ncsi2(jc) |
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| 344 | p_upsmsk(ji,jj) = 0.5 ! mixed upstream/centered scheme over closed seas |
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| 345 | END DO |
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| 346 | END DO |
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| 347 | END DO |
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| 348 | ! |
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| 349 | END SUBROUTINE clo_ups |
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| 350 | |
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| 351 | |
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| 352 | SUBROUTINE clo_bat( pbat, kbat ) |
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| 353 | !!--------------------------------------------------------------------- |
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| 354 | !! *** ROUTINE clo_bat *** |
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| 355 | !! |
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| 356 | !! ** Purpose : suppress closed sea from the domain |
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| 357 | !! |
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| 358 | !! ** Method : set to 0 the meter and level bathymetry (given in |
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| 359 | !! arguments) over the closed seas. |
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| 360 | !! |
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| 361 | !! ** Action : set pbat=0 and kbat=0 over closed seas |
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| 362 | !!---------------------------------------------------------------------- |
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| 363 | REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: pbat ! bathymetry in meters (bathy array) |
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| 364 | INTEGER , DIMENSION(jpi,jpj), INTENT(inout) :: kbat ! bathymetry in levels (mbathy array) |
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| 365 | ! |
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| 366 | INTEGER :: jc, ji, jj ! dummy loop indices |
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| 367 | !!---------------------------------------------------------------------- |
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| 368 | ! |
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| 369 | DO jc = 1, jpncs |
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| 370 | DO jj = ncsj1(jc), ncsj2(jc) |
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| 371 | DO ji = ncsi1(jc), ncsi2(jc) |
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| 372 | pbat(ji,jj) = 0._wp |
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| 373 | kbat(ji,jj) = 0 |
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| 374 | END DO |
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| 375 | END DO |
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| 376 | END DO |
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| 377 | ! |
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| 378 | END SUBROUTINE clo_bat |
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| 379 | |
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| 380 | !!====================================================================== |
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| 381 | END MODULE closea |
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