[911] | 1 | MODULE bdydyn |
---|
[1125] | 2 | !!====================================================================== |
---|
[911] | 3 | !! *** MODULE bdydyn *** |
---|
[3294] | 4 | !! Unstructured Open Boundary Cond. : Apply boundary conditions to velocities |
---|
[1125] | 5 | !!====================================================================== |
---|
| 6 | !! History : 1.0 ! 2005-02 (J. Chanut, A. Sellar) Original code |
---|
| 7 | !! - ! 2007-07 (D. Storkey) Move Flather implementation to separate routine. |
---|
| 8 | !! 3.0 ! 2008-04 (NEMO team) add in the reference version |
---|
[1502] | 9 | !! 3.2 ! 2008-04 (R. Benshila) consider velocity instead of transport |
---|
[2528] | 10 | !! 3.3 ! 2010-09 (E.O'Dea) modifications for Shelf configurations |
---|
| 11 | !! 3.3 ! 2010-09 (D.Storkey) add ice boundary conditions |
---|
[3294] | 12 | !! 3.4 ! 2011 (D. Storkey) rewrite in preparation for OBC-BDY merge |
---|
[1125] | 13 | !!---------------------------------------------------------------------- |
---|
[3294] | 14 | !! bdy_dyn : split velocities into barotropic and baroclinic parts |
---|
| 15 | !! and call bdy_dyn2d and bdy_dyn3d to apply boundary |
---|
| 16 | !! conditions |
---|
[1125] | 17 | !!---------------------------------------------------------------------- |
---|
[911] | 18 | USE oce ! ocean dynamics and tracers |
---|
| 19 | USE dom_oce ! ocean space and time domain |
---|
| 20 | USE bdy_oce ! ocean open boundary conditions |
---|
[3294] | 21 | USE bdydyn2d ! open boundary conditions for barotropic solution |
---|
| 22 | USE bdydyn3d ! open boundary conditions for baroclinic velocities |
---|
[911] | 23 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
---|
[1125] | 24 | USE in_out_manager ! |
---|
[4689] | 25 | USE domvvl ! variable volume |
---|
[911] | 26 | |
---|
| 27 | IMPLICIT NONE |
---|
| 28 | PRIVATE |
---|
| 29 | |
---|
[5930] | 30 | PUBLIC bdy_dyn ! routine called in dyn_nxt |
---|
[911] | 31 | |
---|
[1125] | 32 | !!---------------------------------------------------------------------- |
---|
[9598] | 33 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
---|
[1146] | 34 | !! $Id$ |
---|
[10068] | 35 | !! Software governed by the CeCILL license (see ./LICENSE) |
---|
[1125] | 36 | !!---------------------------------------------------------------------- |
---|
[911] | 37 | CONTAINS |
---|
| 38 | |
---|
[3294] | 39 | SUBROUTINE bdy_dyn( kt, dyn3d_only ) |
---|
[1125] | 40 | !!---------------------------------------------------------------------- |
---|
[3294] | 41 | !! *** SUBROUTINE bdy_dyn *** |
---|
[1125] | 42 | !! |
---|
[3294] | 43 | !! ** Purpose : - Wrapper routine for bdy_dyn2d and bdy_dyn3d. |
---|
[911] | 44 | !! |
---|
[1125] | 45 | !!---------------------------------------------------------------------- |
---|
[6140] | 46 | INTEGER, INTENT(in) :: kt ! Main time step counter |
---|
| 47 | LOGICAL, INTENT(in), OPTIONAL :: dyn3d_only ! T => only update baroclinic velocities |
---|
| 48 | ! |
---|
| 49 | INTEGER :: jk, ii, ij, ib_bdy, ib, igrd ! Loop counter |
---|
| 50 | LOGICAL :: ll_dyn2d, ll_dyn3d, ll_orlanski |
---|
[9125] | 51 | REAL(wp), DIMENSION(jpi,jpj) :: pua2d, pva2d ! after barotropic velocities |
---|
[6140] | 52 | !!---------------------------------------------------------------------- |
---|
| 53 | ! |
---|
[3294] | 54 | ll_dyn2d = .true. |
---|
| 55 | ll_dyn3d = .true. |
---|
[6140] | 56 | ! |
---|
[3294] | 57 | IF( PRESENT(dyn3d_only) ) THEN |
---|
[6140] | 58 | IF( dyn3d_only ) ll_dyn2d = .false. |
---|
[3294] | 59 | ENDIF |
---|
[6140] | 60 | ! |
---|
[4292] | 61 | ll_orlanski = .false. |
---|
| 62 | DO ib_bdy = 1, nb_bdy |
---|
[6140] | 63 | IF ( cn_dyn2d(ib_bdy) == 'orlanski' .OR. cn_dyn2d(ib_bdy) == 'orlanski_npo' & |
---|
| 64 | & .OR. cn_dyn3d(ib_bdy) == 'orlanski' .OR. cn_dyn3d(ib_bdy) == 'orlanski_npo') ll_orlanski = .true. |
---|
| 65 | END DO |
---|
[4292] | 66 | |
---|
[3294] | 67 | !------------------------------------------------------- |
---|
| 68 | ! Split velocities into barotropic and baroclinic parts |
---|
| 69 | !------------------------------------------------------- |
---|
[911] | 70 | |
---|
[6140] | 71 | ! ! "After" velocities: |
---|
| 72 | pua2d(:,:) = 0._wp |
---|
| 73 | pva2d(:,:) = 0._wp |
---|
[4370] | 74 | DO jk = 1, jpkm1 |
---|
[6140] | 75 | pua2d(:,:) = pua2d(:,:) + e3u_a(:,:,jk) * ua(:,:,jk) * umask(:,:,jk) |
---|
| 76 | pva2d(:,:) = pva2d(:,:) + e3v_a(:,:,jk) * va(:,:,jk) * vmask(:,:,jk) |
---|
[4370] | 77 | END DO |
---|
[6140] | 78 | pua2d(:,:) = pua2d(:,:) * r1_hu_a(:,:) |
---|
| 79 | pva2d(:,:) = pva2d(:,:) * r1_hv_a(:,:) |
---|
[4292] | 80 | |
---|
[3294] | 81 | DO jk = 1 , jpkm1 |
---|
[6140] | 82 | ua(:,:,jk) = ( ua(:,:,jk) - pua2d(:,:) ) * umask(:,:,jk) |
---|
| 83 | va(:,:,jk) = ( va(:,:,jk) - pva2d(:,:) ) * vmask(:,:,jk) |
---|
[3294] | 84 | END DO |
---|
| 85 | |
---|
[4292] | 86 | |
---|
[6140] | 87 | IF( ll_orlanski ) THEN ! "Before" velocities (Orlanski condition only) |
---|
[4292] | 88 | DO jk = 1 , jpkm1 |
---|
[6140] | 89 | ub(:,:,jk) = ( ub(:,:,jk) - ub_b(:,:) ) * umask(:,:,jk) |
---|
| 90 | vb(:,:,jk) = ( vb(:,:,jk) - vb_b(:,:) ) * vmask(:,:,jk) |
---|
[4292] | 91 | END DO |
---|
[6140] | 92 | ENDIF |
---|
[4292] | 93 | |
---|
[3294] | 94 | !------------------------------------------------------- |
---|
| 95 | ! Apply boundary conditions to barotropic and baroclinic |
---|
| 96 | ! parts separately |
---|
| 97 | !------------------------------------------------------- |
---|
| 98 | |
---|
[6140] | 99 | IF( ll_dyn2d ) CALL bdy_dyn2d( kt, pua2d, pva2d, ub_b, vb_b, r1_hu_a(:,:), r1_hv_a(:,:), ssha ) |
---|
[3294] | 100 | |
---|
[6140] | 101 | IF( ll_dyn3d ) CALL bdy_dyn3d( kt ) |
---|
[3294] | 102 | |
---|
| 103 | !------------------------------------------------------- |
---|
| 104 | ! Recombine velocities |
---|
| 105 | !------------------------------------------------------- |
---|
[6140] | 106 | ! |
---|
[3294] | 107 | DO jk = 1 , jpkm1 |
---|
[4292] | 108 | ua(:,:,jk) = ( ua(:,:,jk) + pua2d(:,:) ) * umask(:,:,jk) |
---|
| 109 | va(:,:,jk) = ( va(:,:,jk) + pva2d(:,:) ) * vmask(:,:,jk) |
---|
[3294] | 110 | END DO |
---|
[6140] | 111 | ! |
---|
[4292] | 112 | IF ( ll_orlanski ) THEN |
---|
| 113 | DO jk = 1 , jpkm1 |
---|
[4354] | 114 | ub(:,:,jk) = ( ub(:,:,jk) + ub_b(:,:) ) * umask(:,:,jk) |
---|
| 115 | vb(:,:,jk) = ( vb(:,:,jk) + vb_b(:,:) ) * vmask(:,:,jk) |
---|
[4292] | 116 | END DO |
---|
| 117 | END IF |
---|
[6140] | 118 | ! |
---|
[3294] | 119 | END SUBROUTINE bdy_dyn |
---|
| 120 | |
---|
[1125] | 121 | !!====================================================================== |
---|
[911] | 122 | END MODULE bdydyn |
---|