[3] | 1 | MODULE obc_oce |
---|
| 2 | !!============================================================================== |
---|
| 3 | !! *** MODULE obc_oce *** |
---|
| 4 | !! Open Boundary Cond. : define related variables |
---|
| 5 | !!============================================================================== |
---|
[465] | 6 | !!---------------------------------------------------------------------- |
---|
[3] | 7 | !! 'key_obc' : Open Boundary Condition |
---|
| 8 | !!---------------------------------------------------------------------- |
---|
| 9 | !! history : |
---|
| 10 | !! 8.0 01/91 (CLIPPER) Original code |
---|
| 11 | !! 8.5 06/02 (C. Talandier) modules |
---|
[353] | 12 | !! 06/04 (F. Durand) ORCA2_ZIND config |
---|
| 13 | !! |
---|
[3] | 14 | !!---------------------------------------------------------------------- |
---|
| 15 | !! * Modules used |
---|
| 16 | USE par_oce ! ocean parameters |
---|
| 17 | USE obc_par ! open boundary condition parameters |
---|
| 18 | |
---|
[1158] | 19 | #if defined key_obc |
---|
| 20 | |
---|
[3] | 21 | IMPLICIT NONE |
---|
| 22 | PUBLIC |
---|
| 23 | |
---|
| 24 | !!---------------------------------------------------------------------- |
---|
| 25 | !! open boundary variables |
---|
| 26 | !!---------------------------------------------------------------------- |
---|
[1601] | 27 | ! |
---|
| 28 | ! !!* Namelist namobc: open boundary condition * |
---|
| 29 | INTEGER :: nn_nbobc = 2 !: number of open boundaries ( 1=< nbobc =< 4 ) |
---|
| 30 | INTEGER :: nn_obcdta = 0 !: = 0 use the initial state as obc data |
---|
| 31 | ! ! = 1 read obc data in obcxxx.dta files |
---|
| 32 | CHARACTER(len=20) :: cn_obcdta = 'annual' !: set to annual if obc datafile hold 1 year of data |
---|
| 33 | ! ! set to monthly if obc datafile hold 1 month of data |
---|
| 34 | LOGICAL :: ln_obc_clim = .true. !: obc data files are climatological |
---|
| 35 | LOGICAL :: ln_obc_fla = .false. !: Flather open boundary condition not used |
---|
| 36 | LOGICAL :: ln_vol_cst = .true. !: Conservation of the whole volume |
---|
| 37 | REAL(wp) :: rn_dpein = 1. !: damping time scale for inflow at East open boundary |
---|
| 38 | REAL(wp) :: rn_dpwin = 1. !: " " at West open boundary |
---|
| 39 | REAL(wp) :: rn_dpsin = 1. !: " " at South open boundary |
---|
| 40 | REAL(wp) :: rn_dpnin = 1. !: " " at North open boundary |
---|
| 41 | REAL(wp) :: rn_dpeob = 15. !: damping time scale for the climatology at East open boundary |
---|
| 42 | REAL(wp) :: rn_dpwob = 15. !: " " at West open boundary |
---|
| 43 | REAL(wp) :: rn_dpsob = 15. !: " " at South open boundary |
---|
| 44 | REAL(wp) :: rn_dpnob = 15. !: " " at North open boundary |
---|
| 45 | REAL(wp) :: rn_volemp = 1. !: = 0 the total volume will have the variability of the |
---|
| 46 | ! ! surface Flux E-P else (volemp = 1) the volume will be constant |
---|
| 47 | ! ! = 1 the volume will be constant during all the integration. |
---|
[3] | 48 | |
---|
[1601] | 49 | ! !!! OLD non-DOCTOR name of namelist variables |
---|
| 50 | INTEGER :: nbobc !: number of open boundaries ( 1=< nbobc =< 4 ) |
---|
| 51 | INTEGER :: nobc_dta !: = 0 use the initial state as obc data |
---|
| 52 | REAL(wp) :: rdpein !: damping time scale for inflow at East open boundary |
---|
| 53 | REAL(wp) :: rdpwin !: " " at West open boundary |
---|
| 54 | REAL(wp) :: rdpsin !: " " at South open boundary |
---|
| 55 | REAL(wp) :: rdpnin !: " " at North open boundary |
---|
| 56 | REAL(wp) :: rdpeob !: damping time scale for the climatology at East open boundary |
---|
| 57 | REAL(wp) :: rdpwob !: " " at West open boundary |
---|
| 58 | REAL(wp) :: rdpsob !: " " at South open boundary |
---|
| 59 | REAL(wp) :: rdpnob !: " " at North open boundary |
---|
| 60 | REAL(wp) :: volemp !: = 0 the total volume will have the variability of the |
---|
| 61 | CHARACTER(len=20) :: cffile |
---|
[353] | 62 | |
---|
[3] | 63 | |
---|
[1601] | 64 | !!General variables for open boundaries: |
---|
| 65 | !!-------------------------------------- |
---|
[32] | 66 | LOGICAL :: & !: |
---|
| 67 | lfbceast, lfbcwest, & !: logical flag for a fixed East and West open boundaries |
---|
| 68 | lfbcnorth, lfbcsouth !: logical flag for a fixed North and South open boundaries |
---|
| 69 | ! ! These logical flags are set to 'true' if damping time |
---|
| 70 | ! ! scale are set to 0 in the namelist, for both inflow and outflow). |
---|
[3] | 71 | |
---|
[1601] | 72 | REAL(wp), PUBLIC :: obcsurftot !: Total lateral surface of open boundaries |
---|
[465] | 73 | |
---|
| 74 | REAL(wp), PUBLIC, DIMENSION(jpi,jpj) :: & !: |
---|
| 75 | obctmsk, & !: mask array identical to tmask, execpt along OBC where it is set to 0 |
---|
[32] | 76 | ! ! it used to calculate the cumulate flux E-P in the obcvol.F90 routine |
---|
[465] | 77 | obcumask, obcvmask !: u-, v- Force filtering mask for the open |
---|
| 78 | ! ! boundary condition on grad D |
---|
| 79 | |
---|
[32] | 80 | !!-------------------- |
---|
[3] | 81 | !! East open boundary: |
---|
| 82 | !!-------------------- |
---|
[32] | 83 | INTEGER :: nie0 , nie1 !: do loop index in mpp case for jpieob |
---|
| 84 | INTEGER :: nie0p1, nie1p1 !: do loop index in mpp case for jpieob+1 |
---|
| 85 | INTEGER :: nie0m1, nie1m1 !: do loop index in mpp case for jpieob-1 |
---|
| 86 | INTEGER :: nje0 , nje1 !: do loop index in mpp case for jpjed, jpjef |
---|
| 87 | INTEGER :: nje0p1, nje1m1 !: do loop index in mpp case for jpjedp1,jpjefm1 |
---|
| 88 | INTEGER :: nje1m2, nje0m1 !: do loop index in mpp case for jpjefm1-1,jpjed |
---|
[3] | 89 | |
---|
[32] | 90 | REAL(wp), DIMENSION(jpjed:jpjef) :: & !: |
---|
[367] | 91 | sshfoe, & !: now climatology of the east boundary sea surface height |
---|
| 92 | ubtfoe,vbtfoe !: now climatology of the east boundary barotropic transport |
---|
[3] | 93 | |
---|
[32] | 94 | REAL(wp), DIMENSION(jpj,jpk) :: & !: |
---|
| 95 | ufoe, vfoe, & !: now climatology of the east boundary velocities |
---|
| 96 | tfoe, sfoe, & !: now climatology of the east boundary temperature and salinity |
---|
| 97 | uclie !: baroclinic componant of the zonal velocity after radiation |
---|
| 98 | ! ! in the obcdyn.F90 routine |
---|
[3] | 99 | |
---|
[1601] | 100 | REAL(wp), DIMENSION(jpjed:jpjef,jpj) :: sshfoe_b !: east boundary ssh correction averaged over the barotropic loop |
---|
| 101 | ! ! (if Flather's algoritm applied at open boundary) |
---|
[367] | 102 | |
---|
[32] | 103 | !!------------------------------- |
---|
[3] | 104 | !! Arrays for radiative East OBC: |
---|
| 105 | !!------------------------------- |
---|
[1601] | 106 | REAL(wp), DIMENSION(jpj,jpk,3,3) :: uebnd, vebnd !: baroclinic u & v component of the velocity over 3 rows |
---|
| 107 | ! ! and 3 time step (now, before, and before before) |
---|
| 108 | REAL(wp), DIMENSION(jpj,jpk,2,2) :: tebnd, sebnd !: East boundary temperature and salinity over 2 rows |
---|
| 109 | ! ! and 2 time step (now and before) |
---|
| 110 | REAL(wp), DIMENSION(jpj,jpk) :: u_cxebnd, v_cxebnd !: Zonal component of the phase speed ratio computed with |
---|
| 111 | ! ! radiation of u and v velocity (respectively) at the |
---|
| 112 | ! ! east open boundary (u_cxebnd = cx rdt ) |
---|
| 113 | REAL(wp), DIMENSION(jpj,jpk) :: uemsk, vemsk, temsk !: 2D mask for the East OB |
---|
[3] | 114 | |
---|
| 115 | ! Note that those arrays are optimized for mpp case |
---|
| 116 | ! (hence the dimension jpj is the size of one processor subdomain) |
---|
| 117 | |
---|
| 118 | !!-------------------- |
---|
[32] | 119 | !! West open boundary |
---|
| 120 | !!-------------------- |
---|
| 121 | INTEGER :: niw0 , niw1 !: do loop index in mpp case for jpiwob |
---|
| 122 | INTEGER :: niw0p1, niw1p1 !: do loop index in mpp case for jpiwob+1 |
---|
| 123 | INTEGER :: njw0 , njw1 !: do loop index in mpp case for jpjwd, jpjwf |
---|
| 124 | INTEGER :: njw0p1, njw1m1 !: do loop index in mpp case for jpjwdp1,jpjwfm1 |
---|
| 125 | INTEGER :: njw1m2, njw0m1 !: do loop index in mpp case for jpjwfm2,jpjwd |
---|
[3] | 126 | |
---|
[32] | 127 | REAL(wp), DIMENSION(jpjwd:jpjwf) :: & !: |
---|
[367] | 128 | sshfow, & !: now climatology of the west boundary sea surface height |
---|
| 129 | ubtfow,vbtfow !: now climatology of the west boundary barotropic transport |
---|
[3] | 130 | |
---|
[32] | 131 | REAL(wp), DIMENSION(jpj,jpk) :: & !: |
---|
| 132 | ufow, vfow, & !: now climatology of the west velocities |
---|
| 133 | tfow, sfow, & !: now climatology of the west temperature and salinity |
---|
| 134 | ucliw !: baroclinic componant of the zonal velocity after the radiation |
---|
| 135 | ! ! in the obcdyn.F90 routine |
---|
[3] | 136 | |
---|
[1601] | 137 | REAL(wp), DIMENSION(jpjwd:jpjwf,jpj) :: sshfow_b !: west boundary ssh correction averaged over the barotropic loop |
---|
| 138 | ! ! (if Flather's algoritm applied at open boundary) |
---|
[367] | 139 | |
---|
[3] | 140 | !!------------------------------- |
---|
[32] | 141 | !! Arrays for radiative West OBC |
---|
| 142 | !!------------------------------- |
---|
[1601] | 143 | REAL(wp), DIMENSION(jpj,jpk,3,3) :: uwbnd, vwbnd !: baroclinic u & v components of the velocity over 3 rows |
---|
| 144 | ! ! and 3 time step (now, before, and before before) |
---|
| 145 | REAL(wp), DIMENSION(jpj,jpk,2,2) :: twbnd, swbnd !: west boundary temperature and salinity over 2 rows and |
---|
| 146 | ! ! 2 time step (now and before) |
---|
| 147 | REAL(wp), DIMENSION(jpj,jpk) :: u_cxwbnd, v_cxwbnd !: Zonal component of the phase speed ratio computed with |
---|
| 148 | ! ! radiation of zonal and meridional velocity (respectively) |
---|
| 149 | ! ! at the west open boundary (u_cxwbnd = cx rdt ) |
---|
| 150 | REAL(wp), DIMENSION(jpj,jpk) :: uwmsk, vwmsk, twmsk !: 2D mask for the West OB |
---|
[3] | 151 | |
---|
| 152 | ! Note that those arrays are optimized for mpp case |
---|
| 153 | ! (hence the dimension jpj is the size of one processor subdomain) |
---|
| 154 | |
---|
| 155 | !!--------------------- |
---|
[32] | 156 | !! North open boundary |
---|
| 157 | !!--------------------- |
---|
| 158 | INTEGER :: nin0 , nin1 !: do loop index in mpp case for jpind, jpinf |
---|
| 159 | INTEGER :: nin0p1, nin1m1 !: do loop index in mpp case for jpindp1, jpinfm1 |
---|
| 160 | INTEGER :: nin1m2, nin0m1 !: do loop index in mpp case for jpinfm1-1,jpind |
---|
| 161 | INTEGER :: njn0 , njn1 !: do loop index in mpp case for jpnob |
---|
| 162 | INTEGER :: njn0p1, njn1p1 !: do loop index in mpp case for jpnob+1 |
---|
| 163 | INTEGER :: njn0m1, njn1m1 !: do loop index in mpp case for jpnob-1 |
---|
[3] | 164 | |
---|
[32] | 165 | REAL(wp), DIMENSION(jpind:jpinf) :: & !: |
---|
[367] | 166 | sshfon, & !: now climatology of the north boundary sea surface height |
---|
| 167 | ubtfon,vbtfon !: now climatology of the north boundary barotropic transport |
---|
[3] | 168 | |
---|
[32] | 169 | REAL(wp), DIMENSION(jpi,jpk) :: & !: |
---|
| 170 | ufon, vfon, & !: now climatology of the north boundary velocities |
---|
| 171 | tfon, sfon, & !: now climatology of the north boundary temperature and salinity |
---|
| 172 | vclin !: baroclinic componant of the meridian velocity after the radiation |
---|
| 173 | ! ! in yhe obcdyn.F90 routine |
---|
[3] | 174 | |
---|
[1601] | 175 | REAL(wp), DIMENSION(jpind:jpinf,jpj) :: sshfon_b !: north boundary ssh correction averaged over the barotropic loop |
---|
| 176 | ! ! (if Flather's algoritm applied at open boundary) |
---|
[367] | 177 | |
---|
[3] | 178 | !!-------------------------------- |
---|
[32] | 179 | !! Arrays for radiative North OBC |
---|
| 180 | !!-------------------------------- |
---|
[1601] | 181 | REAL(wp), DIMENSION(jpi,jpk,3,3) :: unbnd, vnbnd !: baroclinic u & v components of the velocity over 3 |
---|
| 182 | ! ! rows and 3 time step (now, before, and before before) |
---|
| 183 | REAL(wp), DIMENSION(jpi,jpk,2,2) :: tnbnd, snbnd !: north boundary temperature and salinity over |
---|
| 184 | ! ! 2 rows and 2 time step (now and before) |
---|
| 185 | REAL(wp), DIMENSION(jpi,jpk) :: u_cynbnd, v_cynbnd !: Meridional component of the phase speed ratio compu- |
---|
| 186 | ! ! ted with radiation of zonal and meridional velocity |
---|
| 187 | ! ! (respectively) at the north OB (u_cynbnd = cx rdt ) |
---|
| 188 | REAL(wp), DIMENSION(jpi,jpk) :: unmsk, vnmsk, tnmsk !: 2D mask for the North OB |
---|
[3] | 189 | |
---|
| 190 | ! Note that those arrays are optimized for mpp case |
---|
| 191 | ! (hence the dimension jpj is the size of one processor subdomain) |
---|
| 192 | |
---|
| 193 | !!--------------------- |
---|
[32] | 194 | !! South open boundary |
---|
| 195 | !!--------------------- |
---|
| 196 | INTEGER :: nis0 , nis1 !: do loop index in mpp case for jpisd, jpisf |
---|
| 197 | INTEGER :: nis0p1, nis1m1 !: do loop index in mpp case for jpisdp1, jpisfm1 |
---|
| 198 | INTEGER :: nis1m2, nis0m1 !: do loop index in mpp case for jpisfm1-1,jpisd |
---|
| 199 | INTEGER :: njs0 , njs1 !: do loop index in mpp case for jpsob |
---|
| 200 | INTEGER :: njs0p1, njs1p1 !: do loop index in mpp case for jpsob+1 |
---|
[3] | 201 | |
---|
[32] | 202 | REAL(wp), DIMENSION(jpisd:jpisf) :: & !: |
---|
[367] | 203 | sshfos, & !: now climatology of the south boundary sea surface height |
---|
| 204 | ubtfos,vbtfos !: now climatology of the south boundary barotropic transport |
---|
[3] | 205 | |
---|
[32] | 206 | REAL(wp), DIMENSION(jpi,jpk) :: & !: |
---|
| 207 | ufos, vfos, & !: now climatology of the south boundary velocities |
---|
| 208 | tfos, sfos, & !: now climatology of the south boundary temperature and salinity |
---|
| 209 | vclis !: baroclinic componant of the meridian velocity after the radiation |
---|
| 210 | ! ! in the obcdyn.F90 routine |
---|
[3] | 211 | |
---|
[1601] | 212 | REAL(wp), DIMENSION(jpisd:jpisf,jpj) :: sshfos_b !: south boundary ssh correction averaged over the barotropic loop |
---|
| 213 | ! ! (if Flather's algoritm applied at open boundary) |
---|
[367] | 214 | |
---|
[3] | 215 | !!-------------------------------- |
---|
[1601] | 216 | !! Arrays for radiative South OBC (computed by the forward time step in dynspg) |
---|
[32] | 217 | !!-------------------------------- |
---|
[1601] | 218 | REAL(wp), DIMENSION(jpi,jpk,3,3) :: usbnd, vsbnd !: baroclinic u & v components of the velocity over 3 |
---|
| 219 | ! ! rows and 3 time step (now, before, and before before) |
---|
| 220 | REAL(wp), DIMENSION(jpi,jpk,2,2) :: tsbnd, ssbnd !: south boundary temperature and salinity over |
---|
| 221 | ! ! 2 rows and 2 time step (now and before) |
---|
| 222 | REAL(wp), DIMENSION(jpi,jpk) :: u_cysbnd, v_cysbnd !: Meridional component of the phase speed ratio |
---|
| 223 | ! ! computed with radiation of zonal and meridional velocity |
---|
| 224 | ! ! (repsectively) at the south OB (u_cynbnd = cx rdt ) |
---|
| 225 | REAL(wp), DIMENSION(jpi,jpk) :: usmsk, vsmsk, tsmsk !: 2D mask for the South OB |
---|
[3] | 226 | |
---|
| 227 | #else |
---|
| 228 | !!---------------------------------------------------------------------- |
---|
| 229 | !! Default option : Empty module |
---|
| 230 | !!---------------------------------------------------------------------- |
---|
| 231 | #endif |
---|
[32] | 232 | |
---|
[1601] | 233 | !!---------------------------------------------------------------------- |
---|
| 234 | !! NEMO/OPA 3.2 , LOCEAN-IPSL (2009) |
---|
| 235 | !! $Id$ |
---|
| 236 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
---|
[3] | 237 | !!====================================================================== |
---|
| 238 | END MODULE obc_oce |
---|