Changeset 12461 for NEMO/branches/UKMO/r12083_cpl-pressure/src/OCE/SBC/sbccpl.F90

Timestamp:

2020-02-25T18:24:46+01:00 (4 years ago)

Author:

jcastill

Message:

Changes as the original branch updated to vn4.1

File:

• NEMO/branches/UKMO/r12083_cpl-pressure/src/OCE/SBC/sbccpl.F90 (modified) (4 diffs)

NEMO/branches/UKMO/r12083_cpl-pressure/src/OCE/SBC/sbccpl.F90

@@ -191 +191 @@
 
    REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) ::   alb_oce_mix    ! ocean albedo sent to atmosphere (mix clear/overcast sky)
-
-   REAL(wp) ::   rpref = 101000._wp   ! reference atmospheric pressure[N/m2] 
-   REAL(wp) ::   r1_grau              ! = 1.e0 / (grav * rau0) 
 
    INTEGER , ALLOCATABLE, SAVE, DIMENSION(:) ::   nrcvinfo           ! OASIS info argument
@@ -550 +547 @@
       !                                                      ! Mean Sea Level Pressure   ! 
       !                                                      ! ------------------------- ! 
-      srcv(jpr_mslp)%clname = 'O_MSLP'     ;   IF( TRIM(sn_rcv_mslp%cldes  ) == 'coupled' )    srcv(jpr_mslp)%laction = .TRUE. 
+      srcv(jpr_mslp)%clname = 'O_MSLP'  
+      IF( TRIM(sn_rcv_mslp%cldes  ) == 'coupled' ) THEN  
+         srcv(jpr_mslp)%laction = .TRUE.  
+         cpl_mslp = .TRUE.  
+      ENDIF
       !
       !                                                      ! ------------------------- !
@@ -1095 +1096 @@
       !!----------------------------------------------------------------------
       USE zdf_oce,  ONLY :   ln_zdfswm
+      USE sbcssm ,  ONLY :   sbc_ssm_cpl  
+      USE lib_fortran     ! distributed memory computing library
       !
       INTEGER, INTENT(in) ::   kt          ! ocean model time step index
@@ -1259 +1262 @@
       !                                                      ! ========================= ! 
       IF( srcv(jpr_mslp)%laction ) THEN                    ! UKMO SHELF effect of atmospheric pressure on SSH 
-          IF( kt /= nit000 )   ssh_ibb(:,:) = ssh_ib(:,:)    !* Swap of ssh_ib fields 
-
-          r1_grau = 1.e0 / (grav * rau0)               !* constant for optimization 
-          ssh_ib(:,:) = - ( frcv(jpr_mslp)%z3(:,:,1) - rpref ) * r1_grau    ! equivalent ssh (inverse barometer) 
-          apr   (:,:) =     frcv(jpr_mslp)%z3(:,:,1)                         !atmospheric pressure 
+          IF( ln_apr_dyn ) THEN 
+             IF( kt /= nit000 )   ssh_ibb(:,:) = ssh_ib(:,:)    !* Swap of ssh_ib fields
     
-          IF( kt == nit000 ) ssh_ibb(:,:) = ssh_ib(:,:)  ! correct this later (read from restart if possible) 
+             !                                                  !* update the reference atmospheric pressure (if necessary)  
+             IF( ln_ref_apr )  rn_pref = glob_sum( 'sbccpl', frcv(jpr_mslp)%z3(:,:,1) * e1e2t(:,:) ) / tarea 
+     
+             ssh_ib(:,:) = - ( frcv(jpr_mslp)%z3(:,:,1) - rn_pref ) * r1_grau  ! equivalent ssh (inverse barometer)  
+             apr   (:,:) =     frcv(jpr_mslp)%z3(:,:,1)                        !atmospheric pressure  
+             ! 
+             CALL iom_put( "ssh_ib", ssh_ib )                                  !* output the inverse barometer ssh 
+             !                                         ! ---------------------------------------- !  
+             IF( kt == nit000 ) THEN                   !   set the forcing field at nit000 - 1    !  
+                !                                      ! ---------------------------------------- !  
+                !* Restart: read in restart file  
+                IF( ln_rstart .AND. iom_varid( numror, 'ssh_ibb', ldstop = .FALSE. ) > 0 ) THEN  
+                   IF(lwp) WRITE(numout,*) 'sbc_cpl:   ssh_ibb read in the restart file'  
+                   CALL iom_get( numror, jpdom_autoglo, 'ssh_ibb', ssh_ibb )   ! before inv. barometer ssh  
+                ELSE                                         !* no restart: set from nit000 values  
+                   IF(lwp) WRITE(numout,*) 'sbc_cpl:   ssh_ibb set to nit000 values'  
+                   ssh_ibb(:,:) = ssh_ib(:,:)  
+                ENDIF  
+             ENDIF  
+             !                                         ! ---------------------------------------- !  
+             IF( lrst_oce ) THEN                       ! Write in the ocean restart file     !  
+                !                                      ! ---------------------------------------- !  
+                IF(lwp) WRITE(numout,*)  
+                IF(lwp) WRITE(numout,*) 'sbc_cpl : ssh_ib written in ocean restart file at it= ', kt,' date= ', ndastp  
+                IF(lwp) WRITE(numout,*) '~~~~'  
+                CALL iom_rstput( kt, nitrst, numrow, 'ssh_ibb' , ssh_ib )  
+             ENDIF  
+          ENDIF 
+      
+          ! Update mean ssh  
+          IF( nn_components /= jp_iam_sas ) CALL sbc_ssm_cpl( kt )
       END IF 
       !