[3] | 1 | MODULE dynhpg |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE dynhpg *** |
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| 4 | !! Ocean dynamics: hydrostatic pressure gradient trend |
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| 5 | !!====================================================================== |
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| 6 | |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | !! dyn_hpg : update the momentum trend with the horizontal |
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| 9 | !! gradient of the hydrostatic pressure |
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| 10 | !! |
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| 11 | !! default case : use of 3D work arrays (vector opt. available) |
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| 12 | !! key_s_coord : s-coordinate |
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| 13 | !! key_partial_steps : z-coordinate with partial steps |
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| 14 | !! default key : z-coordinate |
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| 15 | !!---------------------------------------------------------------------- |
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| 16 | !! * Modules used |
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| 17 | USE oce ! ocean dynamics and tracers |
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| 18 | USE dom_oce ! ocean space and time domain |
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| 19 | USE phycst ! physical constants |
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| 20 | USE in_out_manager ! I/O manager |
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| 21 | USE trddyn_oce ! dynamics trends diagnostics variables |
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| 22 | |
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| 23 | IMPLICIT NONE |
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| 24 | PRIVATE |
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| 25 | |
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| 26 | !! * Accessibility |
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| 27 | PUBLIC dyn_hpg ! routine called by step.F90 |
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| 28 | |
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| 29 | #if defined key_autotasking |
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| 30 | !!---------------------------------------------------------------------- |
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| 31 | !! 'key_autotasking' : j-k-i loop (j-slab) |
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| 32 | !!---------------------------------------------------------------------- |
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[32] | 33 | LOGICAL, PUBLIC, PARAMETER :: lk_dynhpg_tsk = .TRUE. !: autotasked hpg flag |
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| 34 | LOGICAL, PUBLIC, PARAMETER :: lk_dynhpg = .FALSE. !: vector hpg flag |
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[3] | 35 | #else |
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| 36 | !!---------------------------------------------------------------------- |
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| 37 | !! default case : k-j-i loop (vector opt.) |
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| 38 | !!---------------------------------------------------------------------- |
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[32] | 39 | LOGICAL, PUBLIC, PARAMETER :: lk_dynhpg_tsk = .FALSE. !: autotasked hpg flag |
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| 40 | LOGICAL, PUBLIC, PARAMETER :: lk_dynhpg = .TRUE. !: vector hpg flag |
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[3] | 41 | #endif |
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| 42 | |
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| 43 | !! * Substitutions |
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| 44 | # include "domzgr_substitute.h90" |
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| 45 | # include "vectopt_loop_substitute.h90" |
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| 46 | !!---------------------------------------------------------------------- |
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| 47 | !! OPA 9.0 , LODYC-IPSL (2003) |
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| 48 | !!---------------------------------------------------------------------- |
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| 49 | |
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| 50 | CONTAINS |
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| 51 | |
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| 52 | #if defined key_s_coord |
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| 53 | !!---------------------------------------------------------------------- |
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| 54 | !! 'key_s_coord' : s-coordinate |
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| 55 | !!---------------------------------------------------------------------- |
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| 56 | |
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| 57 | SUBROUTINE dyn_hpg( kt ) |
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| 58 | !!--------------------------------------------------------------------- |
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| 59 | !! *** ROUTINE dyn_hpg *** |
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| 60 | !! |
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| 61 | !! ** Purpose : Compute the now momentum trend due to the hor. gradient |
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| 62 | !! of the hydrostatic pressure. Add it to the general momentum trend. |
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| 63 | !! |
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| 64 | !! ** Method : The now hydrostatic pressure gradient at a given level |
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| 65 | !! jk is computed by taking the vertical integral of the in-situ |
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| 66 | !! density gradient along the model level from the suface to that |
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| 67 | !! level. s-coordinates ('key_s_coord'): a corrective term is added |
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| 68 | !! to the horizontal pressure gradient : |
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[32] | 69 | !! zhpi = grav ..... + 1/e1u mi(rhd) di[ grav dep3w ] |
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| 70 | !! zhpj = grav ..... + 1/e2v mj(rhd) dj[ grav dep3w ] |
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[3] | 71 | !! add it to the general momentum trend (ua,va). |
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| 72 | !! ua = ua - 1/e1u * zhpi |
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| 73 | !! va = va - 1/e2v * zhpj |
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| 74 | !! |
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| 75 | !! ** Action : - Update (ua,va) with the now hydrastatic pressure trend |
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| 76 | !! - Save the trend in (utrd,vtrd) ('key_trddyn') |
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| 77 | !! |
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| 78 | !! History : |
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| 79 | !! 1.0 ! 87-09 (P. Andrich, m.-a. Foujols) Original code |
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| 80 | !! ! 91-11 (G. Madec) |
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| 81 | !! ! 96-01 (G. Madec) s-coordinates |
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| 82 | !! ! 97-05 (G. Madec) split dynber into dynkeg and dynhpg |
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| 83 | !! 8.5 ! 02-08 (G. Madec) F90: Free form and module, vector opt. |
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| 84 | !!---------------------------------------------------------------------- |
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| 85 | !! * modules used |
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| 86 | USE oce, ONLY : zhpi => ta, & ! use ta as 3D workspace |
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| 87 | & zhpj => sa ! use sa as 3D workspace |
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| 88 | |
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| 89 | !! * Arguments |
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| 90 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 91 | |
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| 92 | !! * Local declarations |
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| 93 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 94 | REAL(wp) :: & |
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| 95 | zcoef0, zcoef1, zuap, zvap ! temporary scalars |
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| 96 | !!---------------------------------------------------------------------- |
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| 97 | |
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| 98 | IF( kt == nit000 ) THEN |
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| 99 | IF(lwp) WRITE(numout,*) |
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| 100 | IF(lwp) WRITE(numout,*) 'dyn_hpg : hydrostatic pressure gradient trend' |
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| 101 | IF(lwp) WRITE(numout,*) '~~~~~~~ s-coordinate case, vector opt. case' |
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| 102 | ENDIF |
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| 103 | |
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| 104 | ! 0. Local constant initialization |
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| 105 | ! -------------------------------- |
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[32] | 106 | zcoef0 = - grav * 0.5 |
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[3] | 107 | zuap = 0.e0 |
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| 108 | zvap = 0.e0 |
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| 109 | |
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| 110 | ! 1. Surface value |
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| 111 | ! ---------------- |
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| 112 | DO jj = 2, jpjm1 |
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| 113 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 114 | ! hydrostatic pressure gradient along s-surfaces |
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| 115 | zhpi(ji,jj,1) = zcoef0 / e1u(ji,jj) & |
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| 116 | * ( fse3w(ji+1,jj,1) * rhd(ji+1,jj,1) - fse3w(ji,jj,1) * rhd(ji,jj,1) ) |
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| 117 | zhpj(ji,jj,1) = zcoef0 / e2v(ji,jj) & |
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| 118 | * ( fse3w(ji,jj+1,1) * rhd(ji,jj+1,1) - fse3w(ji,jj,1) * rhd(ji,jj,1) ) |
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| 119 | ! s-coordinate pressure gradient correction |
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| 120 | zuap = -zcoef0 * ( rhd(ji+1,jj,1) + rhd(ji,jj,1) ) & |
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| 121 | * ( fsde3w(ji+1,jj,1) - fsde3w(ji,jj,1) ) / e1u(ji,jj) |
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| 122 | zvap = -zcoef0 * ( rhd(ji,jj+1,1) + rhd(ji,jj,1) ) & |
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| 123 | * ( fsde3w(ji,jj+1,1) - fsde3w(ji,jj,1) ) / e2v(ji,jj) |
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| 124 | ! add to the general momentum trend |
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| 125 | ua(ji,jj,1) = ua(ji,jj,1) + zhpi(ji,jj,1) + zuap |
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| 126 | va(ji,jj,1) = va(ji,jj,1) + zhpj(ji,jj,1) + zvap |
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[109] | 127 | # if defined key_trddyn || defined key_trd_vor |
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[3] | 128 | ! save the trend for diagnostics |
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| 129 | utrd(ji,jj,1,1) = zhpi(ji,jj,1) + zuap |
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| 130 | vtrd(ji,jj,1,1) = zhpj(ji,jj,1) + zvap |
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| 131 | # endif |
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| 132 | END DO |
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| 133 | END DO |
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| 134 | |
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| 135 | ! 2. interior value (2=<jk=<jpkm1) |
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| 136 | ! ----------------- |
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| 137 | DO jk = 2, jpkm1 |
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| 138 | DO jj = 2, jpjm1 |
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| 139 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 140 | ! hydrostatic pressure gradient along s-surfaces |
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| 141 | zhpi(ji,jj,jk) = zhpi(ji,jj,jk-1) + zcoef0 / e1u(ji,jj) & |
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| 142 | * ( fse3w(ji+1,jj,jk) * ( rhd(ji+1,jj,jk) + rhd(ji+1,jj,jk-1) ) & |
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| 143 | -fse3w(ji ,jj,jk) * ( rhd(ji ,jj,jk) + rhd(ji ,jj,jk-1) ) ) |
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| 144 | zhpj(ji,jj,jk) = zhpj(ji,jj,jk-1) + zcoef0 / e2v(ji,jj) & |
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| 145 | * ( fse3w(ji,jj+1,jk) * ( rhd(ji,jj+1,jk) + rhd(ji,jj+1,jk-1) ) & |
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| 146 | -fse3w(ji,jj ,jk) * ( rhd(ji,jj, jk) + rhd(ji,jj ,jk-1) ) ) |
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| 147 | ! s-coordinate pressure gradient correction |
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| 148 | zuap = -zcoef0 * ( rhd(ji+1,jj ,jk) + rhd(ji,jj,jk) ) & |
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| 149 | * ( fsde3w(ji+1,jj,jk) - fsde3w(ji,jj,jk) ) / e1u(ji,jj) |
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| 150 | zvap = -zcoef0 * ( rhd(ji ,jj+1,jk) + rhd(ji,jj,jk) ) & |
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| 151 | * ( fsde3w(ji,jj+1,jk) - fsde3w(ji,jj,jk) ) / e2v(ji,jj) |
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| 152 | ! add to the general momentum trend |
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| 153 | ua(ji,jj,jk) = ua(ji,jj,jk) + zhpi(ji,jj,jk) + zuap |
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| 154 | va(ji,jj,jk) = va(ji,jj,jk) + zhpj(ji,jj,jk) + zvap |
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[109] | 155 | # if defined key_trddyn || defined key_trd_vor |
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[3] | 156 | ! save the momentum trends for diagnostics |
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| 157 | utrd(ji,jj,jk,1) = zhpi(ji,jj,jk) + zuap |
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| 158 | vtrd(ji,jj,jk,1) = zhpj(ji,jj,jk) + zvap |
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| 159 | # endif |
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| 160 | END DO |
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| 161 | END DO |
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| 162 | END DO |
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| 163 | |
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[84] | 164 | IF(l_ctl) THEN ! print sum trends (used for debugging) |
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[106] | 165 | zuap = SUM( ua(2:nictl,2:njctl,1:jpkm1) * umask(2:nictl,2:njctl,1:jpkm1) ) |
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| 166 | zvap = SUM( va(2:nictl,2:njctl,1:jpkm1) * vmask(2:nictl,2:njctl,1:jpkm1) ) |
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[3] | 167 | WRITE(numout,*) ' hpg - Ua: ', zuap-u_ctl, ' Va: ', zvap-v_ctl |
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| 168 | u_ctl = zuap ; v_ctl = zvap |
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| 169 | ENDIF |
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| 170 | |
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| 171 | END SUBROUTINE dyn_hpg |
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| 172 | |
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| 173 | #elif defined key_partial_steps |
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| 174 | !!--------------------------------------------------------------------- |
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| 175 | !! 'key_partial_steps' z-coordinate partial steps |
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| 176 | !!--------------------------------------------------------------------- |
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| 177 | |
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| 178 | SUBROUTINE dyn_hpg( kt ) |
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| 179 | !!--------------------------------------------------------------------- |
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| 180 | !! *** ROUTINE dyn_hpg *** |
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| 181 | !! |
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| 182 | !! ** Purpose : Compute the now momentum trend due to the horizontal |
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| 183 | !! gradient of the hydrostatic pressure. Add it to the general |
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| 184 | !! momentum trend. |
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| 185 | !! |
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| 186 | !! ** Method : The now hydrostatic pressure gradient at a given level |
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| 187 | !! jk is computed by taking the vertical integral of the in-situ |
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| 188 | !! density gradient along the model level from the suface to that |
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[32] | 189 | !! level: zhpi = grav ..... |
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| 190 | !! zhpj = grav ..... |
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[3] | 191 | !! add it to the general momentum trend (ua,va). |
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| 192 | !! ua = ua - 1/e1u * zhpi |
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| 193 | !! va = va - 1/e2v * zhpj |
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| 194 | !! |
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| 195 | !! ** Action : - Update (ua,va) with the now hydrastatic pressure trend |
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| 196 | !! - Save the trend in (utrd,vtrd) ('key_trddyn') |
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| 197 | !! |
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| 198 | !! History : |
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| 199 | !! 8.5 ! 02-08 (A. Bozec) Original code |
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| 200 | !!---------------------------------------------------------------------- |
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| 201 | !! * modules used |
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| 202 | USE oce, ONLY : zhpi => ta, & ! use ta as 3D workspace |
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| 203 | & zhpj => sa ! use sa as 3D workspace |
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| 204 | |
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| 205 | !! * Arguments |
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| 206 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 207 | |
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| 208 | !! * local declarations |
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| 209 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 210 | INTEGER :: iku, ikv ! temporary integers |
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| 211 | REAL(wp) :: & |
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| 212 | zcoef0, zcoef1, zuap, & ! temporary scalars |
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| 213 | zcoef2, zcoef3, zvap ! " " |
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| 214 | !!---------------------------------------------------------------------- |
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| 215 | |
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| 216 | IF( kt == nit000 ) THEN |
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| 217 | IF(lwp) WRITE(numout,*) |
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| 218 | IF(lwp) WRITE(numout,*) 'dyn_hpg : hydrostatic pressure gradient trend' |
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| 219 | IF(lwp) WRITE(numout,*) '~~~~~~~ z-coordinate with partial steps' |
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| 220 | IF(lwp) WRITE(numout,*) ' vector optimization, no autotasking' |
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| 221 | ENDIF |
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| 222 | |
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| 223 | ! 0. Local constant initialization |
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| 224 | ! -------------------------------- |
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[32] | 225 | zcoef0 = - grav * 0.5 |
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[3] | 226 | zuap = 0.e0 |
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| 227 | zvap = 0.e0 |
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| 228 | |
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| 229 | ! 1. Surface value |
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| 230 | ! ---------------- |
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| 231 | zcoef1 = zcoef0 * fse3w(1,1,1) |
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| 232 | DO jj = 2, jpjm1 |
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| 233 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 234 | ! hydrostatic pressure gradient |
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| 235 | zhpi(ji,jj,1) = zcoef1 * ( rhd(ji+1,jj,1) - rhd(ji,jj,1) ) / e1u(ji,jj) |
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| 236 | zhpj(ji,jj,1) = zcoef1 * ( rhd(ji,jj+1,1) - rhd(ji,jj,1) ) / e2v(ji,jj) |
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| 237 | ! add to the general momentum trend |
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| 238 | ua(ji,jj,1) = ua(ji,jj,1) + zhpi(ji,jj,1) |
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| 239 | va(ji,jj,1) = va(ji,jj,1) + zhpj(ji,jj,1) |
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[109] | 240 | # if defined key_trddyn || defined key_trd_vor |
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[3] | 241 | ! save the momentum trends for diagnostics |
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| 242 | utrd(ji,jj,1,1) = zhpi(ji,jj,1) |
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| 243 | vtrd(ji,jj,1,1) = zhpj(ji,jj,1) |
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| 244 | # endif |
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| 245 | END DO |
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| 246 | END DO |
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| 247 | |
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| 248 | ! 2. interior value (2=<jk=<jpkm1) |
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| 249 | ! ----------------- |
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| 250 | DO jk = 2, jpkm1 |
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| 251 | zcoef1 = zcoef0 * fse3w(1,1,jk) |
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| 252 | DO jj = 2, jpjm1 |
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| 253 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 254 | ! hydrostatic pressure gradient |
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| 255 | zhpi(ji,jj,jk) = zhpi(ji,jj,jk-1) & |
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| 256 | + zcoef1 * ( ( rhd(ji+1,jj,jk)+rhd(ji+1,jj,jk-1) ) & |
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| 257 | - ( rhd(ji ,jj,jk)+rhd(ji ,jj,jk-1) ) ) / e1u(ji,jj) |
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| 258 | |
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| 259 | zhpj(ji,jj,jk) = zhpj(ji,jj,jk-1) & |
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| 260 | + zcoef1 * ( ( rhd(ji,jj+1,jk)+rhd(ji,jj+1,jk-1) ) & |
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| 261 | - ( rhd(ji,jj, jk)+rhd(ji,jj ,jk-1) ) ) / e2v(ji,jj) |
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| 262 | ! add to the general momentum trend |
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| 263 | ua(ji,jj,jk) = ua(ji,jj,jk) + zhpi(ji,jj,jk) |
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| 264 | va(ji,jj,jk) = va(ji,jj,jk) + zhpj(ji,jj,jk) |
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[109] | 265 | # if defined key_trddyn || defined key_trd_vor |
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[3] | 266 | ! save the momentum trends for diagnostics |
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| 267 | utrd(ji,jj,jk,1) = zhpi(ji,jj,jk) |
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| 268 | vtrd(ji,jj,jk,1) = zhpj(ji,jj,jk) |
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| 269 | # endif |
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| 270 | END DO |
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| 271 | END DO |
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| 272 | END DO |
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| 273 | |
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| 274 | ! partial steps correction at the last level (new gradient with intgrd.F) |
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| 275 | # if defined key_vectopt_loop |
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| 276 | jj = 1 |
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| 277 | DO ji = jpi+2, jpij-jpi-1 ! vector opt. (forced unrolling) |
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| 278 | # else |
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| 279 | DO jj = 2, jpjm1 |
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| 280 | DO ji = 2, jpim1 |
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| 281 | # endif |
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| 282 | iku = MIN ( mbathy(ji,jj), mbathy(ji+1,jj) ) - 1 |
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| 283 | ikv = MIN ( mbathy(ji,jj), mbathy(ji,jj+1) ) - 1 |
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| 284 | zcoef2 = zcoef0 * MIN( fse3w(ji,jj,iku), fse3w(ji+1,jj ,iku) ) |
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| 285 | zcoef3 = zcoef0 * MIN( fse3w(ji,jj,ikv), fse3w(ji ,jj+1,ikv) ) |
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| 286 | ! on i-direction |
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| 287 | IF ( iku > 2 ) THEN |
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| 288 | ! subtract old value |
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| 289 | ua(ji,jj,iku) = ua(ji,jj,iku) - zhpi(ji,jj,iku) |
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| 290 | ! compute the new one |
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| 291 | zhpi (ji,jj,iku) = zhpi(ji,jj,iku-1) & |
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| 292 | + zcoef2 * ( rhd(ji+1,jj,iku-1) - rhd(ji,jj,iku-1) + gru(ji,jj) ) / e1u(ji,jj) |
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| 293 | ! add the new one to the general momentum trend |
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| 294 | ua(ji,jj,iku) = ua(ji,jj,iku) + zhpi(ji,jj,iku) |
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[109] | 295 | # if defined key_trddyn || defined key_trd_vor |
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[3] | 296 | ! save the momentum trends for diagnostics |
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| 297 | utrd(ji,jj,iku,1) = zhpi(ji,jj,iku) |
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| 298 | # endif |
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| 299 | ENDIF |
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| 300 | ! on j-direction |
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| 301 | IF ( ikv > 2 ) THEN |
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| 302 | ! subtract old value |
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| 303 | va(ji,jj,ikv) = va(ji,jj,ikv) - zhpj(ji,jj,ikv) |
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| 304 | ! compute the new one |
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| 305 | zhpj (ji,jj,ikv) = zhpj(ji,jj,ikv-1) & |
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| 306 | + zcoef3 * ( rhd(ji,jj+1,ikv-1) - rhd(ji,jj,ikv-1) + grv(ji,jj) ) / e2v(ji,jj) |
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| 307 | ! add the new one to the general momentum trend |
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| 308 | va(ji,jj,ikv) = va(ji,jj,ikv) + zhpj(ji,jj,ikv) |
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[109] | 309 | # if defined key_trddyn || defined key_trd_vor |
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[3] | 310 | ! save the momentum trends for diagnostics |
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| 311 | vtrd(ji,jj,ikv,1) = zhpj(ji,jj,ikv) |
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| 312 | # endif |
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| 313 | ENDIF |
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| 314 | # if ! defined key_vectopt_loop |
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| 315 | END DO |
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| 316 | # endif |
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| 317 | END DO |
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| 318 | |
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[84] | 319 | IF(l_ctl) THEN ! print sum trends (used for debugging) |
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[106] | 320 | zuap = SUM( ua(2:nictl,2:njctl,1:jpkm1) * umask(2:nictl,2:njctl,1:jpkm1) ) |
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| 321 | zvap = SUM( va(2:nictl,2:njctl,1:jpkm1) * vmask(2:nictl,2:njctl,1:jpkm1) ) |
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[3] | 322 | WRITE(numout,*) ' hpg - Ua: ', zuap-u_ctl, ' Va: ', zvap-v_ctl |
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| 323 | u_ctl = zuap ; v_ctl = zvap |
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| 324 | ENDIF |
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| 325 | |
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| 326 | END SUBROUTINE dyn_hpg |
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| 327 | |
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| 328 | #else |
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| 329 | !!--------------------------------------------------------------------- |
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| 330 | !! Default case : z-coordinate |
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| 331 | !!--------------------------------------------------------------------- |
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| 332 | |
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| 333 | SUBROUTINE dyn_hpg( kt ) |
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| 334 | !!--------------------------------------------------------------------- |
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| 335 | !! *** ROUTINE dyn_hpg *** |
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| 336 | !! |
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| 337 | !! ** Purpose : Compute the now momentum trend due to the horizontal |
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| 338 | !! gradient of the hydrostatic pressure. Add it to the general |
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| 339 | !! momentum trend. |
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| 340 | !! |
---|
| 341 | !! ** Method : The now hydrostatic pressure gradient at a given level |
---|
| 342 | !! jk is computed by taking the vertical integral of the in-situ |
---|
| 343 | !! density gradient along the model level from the suface to that |
---|
[32] | 344 | !! level: zhpi = grav ..... |
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| 345 | !! zhpj = grav ..... |
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[3] | 346 | !! add it to the general momentum trend (ua,va). |
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| 347 | !! ua = ua - 1/e1u * zhpi |
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| 348 | !! va = va - 1/e2v * zhpj |
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| 349 | !! |
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| 350 | !! ** Action : - Update (ua,va) with the now hydrastatic pressure trend |
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| 351 | !! - Save the trend in (utrd,vtrd) ('key_trddyn') |
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| 352 | !! |
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| 353 | !! History : |
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| 354 | !! 1.0 ! 87-09 (P. Andrich, m.-a. Foujols) Original code |
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| 355 | !! ! 91-11 (G. Madec) |
---|
| 356 | !! ! 96-01 (G. Madec) s-coordinates |
---|
| 357 | !! ! 97-05 (G. Madec) split dynber into dynkeg and dynhpg |
---|
| 358 | !! 8.5 ! 02-07 (G. Madec) F90: Free form and module |
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| 359 | !!---------------------------------------------------------------------- |
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| 360 | !! * modules used |
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| 361 | USE oce, ONLY : zhpi => ta, & ! use ta as 3D workspace |
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| 362 | & zhpj => sa ! use sa as 3D workspace |
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| 363 | |
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| 364 | !! * Arguments |
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| 365 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 366 | |
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| 367 | !! * local declarations |
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| 368 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 369 | REAL(wp) :: & |
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| 370 | zcoef0, zcoef1, zuap, zvap ! temporary scalars |
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| 371 | !!---------------------------------------------------------------------- |
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| 372 | |
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| 373 | IF( kt == nit000 ) THEN |
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| 374 | IF(lwp) WRITE(numout,*) |
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| 375 | IF(lwp) WRITE(numout,*) 'dyn_hpg : hydrostatic pressure gradient trend' |
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| 376 | IF(lwp) WRITE(numout,*) '~~~~~~~ z-coordinate case ' |
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| 377 | ENDIF |
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| 378 | |
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| 379 | ! 0. Local constant initialization |
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| 380 | ! -------------------------------- |
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[32] | 381 | zcoef0 = - grav * 0.5 |
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[3] | 382 | zuap = 0.e0 |
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| 383 | zvap = 0.e0 |
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| 384 | |
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| 385 | ! 1. Surface value |
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| 386 | ! ---------------- |
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| 387 | zcoef1 = zcoef0 * fse3w(1,1,1) |
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| 388 | DO jj = 2, jpjm1 |
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| 389 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 390 | ! hydrostatic pressure gradient |
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| 391 | zhpi(ji,jj,1) = zcoef1 * ( rhd(ji+1,jj,1) - rhd(ji,jj,1) ) / e1u(ji,jj) |
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| 392 | zhpj(ji,jj,1) = zcoef1 * ( rhd(ji,jj+1,1) - rhd(ji,jj,1) ) / e2v(ji,jj) |
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| 393 | ! add to the general momentum trend |
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| 394 | ua(ji,jj,1) = ua(ji,jj,1) + zhpi(ji,jj,1) |
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| 395 | va(ji,jj,1) = va(ji,jj,1) + zhpj(ji,jj,1) |
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[109] | 396 | # if defined key_trddyn || defined key_trd_vor |
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[3] | 397 | ! save the momentum trends for diagnostics |
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| 398 | utrd(ji,jj,1,1) = zhpi(ji,jj,1) |
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| 399 | vtrd(ji,jj,1,1) = zhpj(ji,jj,1) |
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| 400 | # endif |
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| 401 | END DO |
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| 402 | END DO |
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| 403 | |
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| 404 | ! 2. interior value (2=<jk=<jpkm1) |
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| 405 | ! ----------------- |
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| 406 | DO jk = 2, jpkm1 |
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| 407 | zcoef1 = zcoef0 * fse3w(1,1,jk) |
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| 408 | DO jj = 2, jpjm1 |
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| 409 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 410 | ! hydrostatic pressure gradient |
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| 411 | zhpi(ji,jj,jk) = zhpi(ji,jj,jk-1) & |
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| 412 | + zcoef1 * ( ( rhd(ji+1,jj,jk)+rhd(ji+1,jj,jk-1) ) & |
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| 413 | - ( rhd(ji ,jj,jk)+rhd(ji ,jj,jk-1) ) ) / e1u(ji,jj) |
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| 414 | |
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| 415 | zhpj(ji,jj,jk) = zhpj(ji,jj,jk-1) & |
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| 416 | + zcoef1 * ( ( rhd(ji,jj+1,jk)+rhd(ji,jj+1,jk-1) ) & |
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| 417 | - ( rhd(ji,jj, jk)+rhd(ji,jj ,jk-1) ) ) / e2v(ji,jj) |
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| 418 | ! add to the general momentum trend |
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| 419 | ua(ji,jj,jk) = ua(ji,jj,jk) + zhpi(ji,jj,jk) |
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| 420 | va(ji,jj,jk) = va(ji,jj,jk) + zhpj(ji,jj,jk) |
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[109] | 421 | # if defined key_trddyn || defined key_trd_vor |
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[3] | 422 | ! save the momentum trends for diagnostics |
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| 423 | utrd(ji,jj,jk,1) = zhpi(ji,jj,jk) |
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| 424 | vtrd(ji,jj,jk,1) = zhpj(ji,jj,jk) |
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| 425 | # endif |
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| 426 | END DO |
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| 427 | END DO |
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| 428 | END DO |
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| 429 | |
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[84] | 430 | IF(l_ctl) THEN ! print sum trends (used for debugging) |
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[106] | 431 | zuap = SUM( ua(2:nictl,2:njctl,1:jpkm1) * umask(2:nictl,2:njctl,1:jpkm1) ) |
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| 432 | zvap = SUM( va(2:nictl,2:njctl,1:jpkm1) * vmask(2:nictl,2:njctl,1:jpkm1) ) |
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[3] | 433 | WRITE(numout,*) ' hpg - Ua: ', zuap-u_ctl, ' Va: ', zvap-v_ctl |
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| 434 | u_ctl = zuap ; v_ctl = zvap |
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| 435 | ENDIF |
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| 436 | |
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| 437 | END SUBROUTINE dyn_hpg |
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| 438 | |
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| 439 | #endif |
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| 440 | |
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| 441 | !!====================================================================== |
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| 442 | END MODULE dynhpg |
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