[11305] | 1 | MODULE ablmod |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE ablmod *** |
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| 4 | !! Surface module : ABL computation to provide atmospheric data |
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| 5 | !! for surface fluxes computation |
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| 6 | !!====================================================================== |
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| 7 | !! History : 3.6 ! 2019-03 (F. Lemarié & G. Samson) Original code |
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| 8 | !!---------------------------------------------------------------------- |
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| 9 | |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! abl_stp : ABL single column model |
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| 12 | !! abl_zdf_tke : atmospheric vertical closure |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | USE abl ! ABL dynamics and tracers |
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| 15 | USE par_abl ! ABL constants |
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| 16 | |
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| 17 | USE phycst ! physical constants |
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| 18 | USE dom_oce, ONLY : tmask |
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| 19 | USE sbc_oce, ONLY : ght_abl, ghw_abl, e3t_abl, e3w_abl, jpka, jpkam1 |
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| 20 | USE sbcblk ! use some physical constants for flux computation |
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| 21 | ! |
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| 22 | USE prtctl ! Print control (prt_ctl routine) |
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| 23 | USE iom ! IOM library |
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| 24 | USE in_out_manager ! I/O manager |
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| 25 | USE lib_mpp ! MPP library |
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| 26 | USE timing ! Timing |
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| 27 | |
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| 28 | IMPLICIT NONE |
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| 29 | |
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| 30 | PUBLIC abl_stp ! called by sbcabl.F90 |
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| 31 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: ustar2 |
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| 32 | !! * Substitutions |
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| 33 | # include "vectopt_loop_substitute.h90" |
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| 34 | |
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| 35 | CONTAINS |
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| 36 | |
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| 37 | |
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| 38 | !=================================================================================================== |
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| 39 | SUBROUTINE abl_stp( kt, psst, pssu, pssv, pssq, & ! in |
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[11334] | 40 | & pu_dta, pv_dta, pt_dta, pq_dta, & |
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| 41 | & pslp_dta, pgu_dta, pgv_dta, & |
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| 42 | & pcd_du, psen, pevp, & ! in/out |
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| 43 | & pwndm, ptaui, ptauj, ptaum & |
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| 44 | #if defined key_si3 |
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| 45 | & , ptm_su,pssu_ice,pssv_ice,pssq_ice,pcd_du_ice & |
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| 46 | & , psen_ice, pevp_ice, pwndm_ice, pfrac_oce & |
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[11937] | 47 | & , ptaui_ice, ptauj_ice & |
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[11334] | 48 | #endif |
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| 49 | & ) |
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[11305] | 50 | !--------------------------------------------------------------------------------------------------- |
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| 51 | |
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| 52 | !!--------------------------------------------------------------------- |
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| 53 | !! *** ROUTINE abl_stp *** |
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| 54 | !! |
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| 55 | !! ** Purpose : Time-integration of the ABL model |
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| 56 | !! |
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| 57 | !! ** Method : Compute atmospheric variables : vertical turbulence |
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| 58 | !! + Coriolis term + newtonian relaxation |
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| 59 | !! |
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| 60 | !! ** Action : - Advance TKE to time n+1 and compute Avm_abl, Avt_abl, PBLh |
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| 61 | !! - Advance tracers to time n+1 (Euler backward scheme) |
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| 62 | !! - Compute Coriolis term with forward-backward scheme (possibly with geostrophic guide) |
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| 63 | !! - Advance u,v to time n+1 (Euler backward scheme) |
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| 64 | !! - Apply newtonian relaxation on the dynamics and the tracers |
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| 65 | !! - Finalize flux computation in psen, pevp, pwndm, ptaui, ptauj, ptaum |
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| 66 | !! |
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| 67 | !!---------------------------------------------------------------------- |
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| 68 | INTEGER , INTENT(in ) :: kt ! time step index |
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| 69 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: psst ! sea-surface temperature [Celsius] |
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| 70 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pssu ! sea-surface u (U-point) |
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| 71 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pssv ! sea-surface v (V-point) |
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| 72 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pssq ! sea-surface humidity |
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| 73 | REAL(wp) , INTENT(in ), DIMENSION(:,:,:) :: pu_dta ! large-scale windi |
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| 74 | REAL(wp) , INTENT(in ), DIMENSION(:,:,:) :: pv_dta ! large-scale windj |
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| 75 | REAL(wp) , INTENT(in ), DIMENSION(:,:,:) :: pgu_dta ! large-scale hpgi |
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| 76 | REAL(wp) , INTENT(in ), DIMENSION(:,:,:) :: pgv_dta ! large-scale hpgj |
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| 77 | REAL(wp) , INTENT(in ), DIMENSION(:,:,:) :: pt_dta ! large-scale pot. temp. |
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| 78 | REAL(wp) , INTENT(in ), DIMENSION(:,:,:) :: pq_dta ! large-scale humidity |
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| 79 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pslp_dta ! sea-level pressure |
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| 80 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pcd_du ! Cd x Du (T-point) |
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| 81 | REAL(wp) , INTENT(inout), DIMENSION(:,: ) :: psen ! Ch x Du |
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| 82 | REAL(wp) , INTENT(inout), DIMENSION(:,: ) :: pevp ! Ce x Du |
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| 83 | REAL(wp) , INTENT(inout), DIMENSION(:,: ) :: pwndm ! ||uwnd|| |
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| 84 | REAL(wp) , INTENT( out), DIMENSION(:,: ) :: ptaui ! taux |
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| 85 | REAL(wp) , INTENT( out), DIMENSION(:,: ) :: ptauj ! tauy |
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| 86 | REAL(wp) , INTENT( out), DIMENSION(:,: ) :: ptaum ! ||tau|| |
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| 87 | ! |
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[11334] | 88 | #if defined key_si3 |
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| 89 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: ptm_su ! ice-surface temperature [K] |
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| 90 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pssu_ice ! ice-surface u (U-point) |
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| 91 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pssv_ice ! ice-surface v (V-point) |
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| 92 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pssq_ice ! ice-surface humidity |
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| 93 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pcd_du_ice ! Cd x Du over ice (T-point) |
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[11348] | 94 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: psen_ice ! Ch x Du over ice (T-point) |
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| 95 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pevp_ice ! Ce x Du over ice (T-point) |
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| 96 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pwndm_ice ! ||uwnd - uice|| |
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| 97 | !REAL(wp) , INTENT(inout), DIMENSION(:,: ) :: pfrac_oce !!GS: out useless ? |
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| 98 | REAL(wp) , INTENT(in ), DIMENSION(:,: ) :: pfrac_oce ! |
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[11334] | 99 | REAL(wp) , INTENT( out), DIMENSION(:,: ) :: ptaui_ice ! ice-surface taux stress (U-point) |
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| 100 | REAL(wp) , INTENT( out), DIMENSION(:,: ) :: ptauj_ice ! ice-surface tauy stress (V-point) |
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| 101 | #endif |
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| 102 | ! |
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[11305] | 103 | REAL(wp), DIMENSION(1:jpi,1:jpj ) :: zrhoa, zwnd_i, zwnd_j |
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| 104 | REAL(wp), DIMENSION(1:jpi,2:jpka ) :: zCF |
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[11334] | 105 | REAL(wp), DIMENSION(1:jpi,1:jpj,1:jpka) :: z_cft !--FL--to be removed after the test phase |
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[11305] | 106 | ! |
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| 107 | REAL(wp), DIMENSION(1:jpi,1:jpka ) :: z_elem_a |
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| 108 | REAL(wp), DIMENSION(1:jpi,1:jpka ) :: z_elem_b |
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| 109 | REAL(wp), DIMENSION(1:jpi,1:jpka ) :: z_elem_c |
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| 110 | ! |
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| 111 | INTEGER :: ji, jj, jk, jtra, jbak ! dummy loop indices |
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[11334] | 112 | REAL(wp) :: zztmp, zcff, ztemp, zhumi, zcff1, zztmp1, zztmp2 |
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| 113 | REAL(wp) :: zcff2, zfcor, zmsk, zsig, zcffu, zcffv, zzice,zzoce |
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[11305] | 114 | ! |
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| 115 | !!--------------------------------------------------------------------- |
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| 116 | ! |
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| 117 | IF(lwp .AND. kt == nit000) THEN ! control print |
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| 118 | WRITE(numout,*) |
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| 119 | WRITE(numout,*) 'abl_stp : ABL time stepping' |
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| 120 | WRITE(numout,*) '~~~~~~' |
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| 121 | ENDIF |
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| 122 | ! |
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| 123 | IF( kt == nit000 ) ALLOCATE ( ustar2( 1:jpi, 1:jpj ) ) |
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| 124 | !! Compute ustar squared as Cd || Uatm-Uoce ||^2 |
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| 125 | !! needed for surface boundary condition of TKE |
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| 126 | !! pwndm contains | U10m - U_oce | (see blk_oce_1 in sbcblk) |
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| 127 | DO jj = 1,jpj |
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| 128 | DO ji = 1,jpi |
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[11873] | 129 | zzoce = pCd_du (ji,jj) * pwndm (ji,jj) |
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| 130 | #if defined key_si3 |
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| 131 | zzice = pCd_du_ice(ji,jj) * pwndm_ice(ji,jj) |
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| 132 | ustar2(ji,jj) = zzoce * pfrac_oce(ji,jj) + (1._wp - pfrac_oce(ji,jj)) * zzice |
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[11334] | 133 | #else |
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[11873] | 134 | ustar2(ji,jj) = zzoce |
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| 135 | #endif |
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[11305] | 136 | END DO |
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| 137 | END DO |
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| 138 | ! |
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| 139 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 140 | ! ! 1 *** Advance TKE to time n+1 and compute Avm_abl, Avt_abl, PBLh |
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| 141 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 142 | |
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| 143 | CALL abl_zdf_tke( ) !--> Avm_abl, Avt_abl, pblh defined on (1,jpi) x (1,jpj) |
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| 144 | |
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| 145 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 146 | ! ! 2 *** Advance tracers to time n+1 |
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| 147 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 148 | |
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| 149 | !------------- |
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| 150 | DO jj = 1, jpj ! outer loop !--> tq_abl computed on (1:jpi) x (1:jpj) |
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| 151 | !------------- |
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| 152 | ! Compute matrix elements for interior points |
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| 153 | DO jk = 3, jpkam1 |
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| 154 | DO ji = 1, jpi ! vector opt. |
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[11873] | 155 | z_elem_a( ji, jk ) = - rdt_abl * Avt_abl( ji, jj, jk-1 ) / e3w_abl( jk-1 ) ! lower-diagonal |
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| 156 | z_elem_c( ji, jk ) = - rdt_abl * Avt_abl( ji, jj, jk ) / e3w_abl( jk ) ! upper-diagonal |
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| 157 | z_elem_b( ji, jk ) = e3t_abl(jk) - z_elem_a( ji, jk ) - z_elem_c( ji, jk ) ! diagonal |
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[11305] | 158 | END DO |
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| 159 | END DO |
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| 160 | ! Boundary conditions |
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| 161 | DO ji = 1, jpi ! vector opt. |
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| 162 | ! Neumann at the bottom |
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| 163 | z_elem_a( ji, 2 ) = 0._wp |
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[11363] | 164 | z_elem_c( ji, 2 ) = - rdt_abl * Avt_abl( ji, jj, 2 ) / e3w_abl( 2 ) |
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[11305] | 165 | ! Homogeneous Neumann at the top |
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[11363] | 166 | z_elem_a( ji, jpka ) = - rdt_abl * Avt_abl( ji, jj, jpka ) / e3w_abl( jpka ) |
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[11305] | 167 | z_elem_c( ji, jpka ) = 0._wp |
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| 168 | z_elem_b( ji, jpka ) = e3t_abl( jpka ) - z_elem_a( ji, jpka ) |
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| 169 | END DO |
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[11873] | 170 | |
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[11305] | 171 | DO jtra = 1,jptq ! loop on active tracers |
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| 172 | |
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| 173 | DO jk = 3, jpkam1 |
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[11873] | 174 | DO ji = 1,jpi |
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[11305] | 175 | tq_abl ( ji, jj, jk, nt_a, jtra ) = e3t_abl(jk) * tq_abl ( ji, jj, jk, nt_n, jtra ) ! initialize right-hand-side |
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| 176 | END DO |
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| 177 | END DO |
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| 178 | |
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| 179 | IF(jtra == jp_ta) THEN |
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[11873] | 180 | DO ji = 1,jpi ! boundary conditions for temperature |
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[11334] | 181 | zztmp1 = psen(ji, jj) |
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[11873] | 182 | zztmp2 = psen(ji, jj) * ( psst(ji, jj) + rt0 ) |
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[11334] | 183 | #if defined key_si3 |
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| 184 | zztmp1 = zztmp1 * pfrac_oce(ji,jj) + (1._wp - pfrac_oce(ji,jj)) * psen_ice(ji,jj) |
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| 185 | zztmp2 = zztmp2 * pfrac_oce(ji,jj) + (1._wp - pfrac_oce(ji,jj)) * psen_ice(ji,jj) * ptm_su(ji,jj) |
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| 186 | #endif |
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[11873] | 187 | z_elem_b( ji, 2 ) = e3t_abl( 2 ) - z_elem_c( ji, 2 ) + rdt_abl * zztmp1 |
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| 188 | tq_abl ( ji, jj, 2 , nt_a, jtra ) = e3t_abl( 2 ) * tq_abl ( ji, jj, 2 , nt_n, jtra ) + rdt_abl * zztmp2 |
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| 189 | tq_abl ( ji, jj, jpka, nt_a, jtra ) = e3t_abl( jpka ) * tq_abl ( ji, jj, jpka, nt_n, jtra ) |
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[11305] | 190 | END DO |
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| 191 | ELSE |
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[11873] | 192 | DO ji = 1,jpi ! boundary conditions for humidity |
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[11334] | 193 | zztmp1 = pevp(ji, jj) |
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[11873] | 194 | zztmp2 = pevp(ji, jj) * pssq(ji, jj) |
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[11334] | 195 | #if defined key_si3 |
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| 196 | zztmp1 = zztmp1 * pfrac_oce(ji,jj) + (1._wp - pfrac_oce(ji,jj)) * pevp_ice(ji,jj) |
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[11873] | 197 | zztmp2 = zztmp2 * pfrac_oce(ji,jj) + (1._wp - pfrac_oce(ji,jj)) * pevp_ice(ji, jj) * pssq_ice(ji, jj) |
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[11334] | 198 | #endif |
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[11873] | 199 | z_elem_b( ji, 2 ) = e3t_abl( 2 ) - z_elem_c( ji, 2 ) + rdt_abl * zztmp1 |
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| 200 | tq_abl ( ji, jj, 2 , nt_a, jtra ) = e3t_abl( 2 ) * tq_abl ( ji, jj, 2 , nt_n, jtra ) + rdt_abl * zztmp2 |
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[11305] | 201 | tq_abl ( ji, jj, jpka, nt_a, jtra ) = e3t_abl( jpka ) * tq_abl ( ji, jj, jpka, nt_n, jtra ) |
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| 202 | END DO |
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| 203 | END IF |
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| 204 | !! |
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| 205 | !! Matrix inversion |
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| 206 | !! ---------------------------------------------------------- |
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| 207 | DO ji = 1,jpi |
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| 208 | zcff = 1._wp / z_elem_b( ji, 2 ) |
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| 209 | zCF (ji, 2 ) = - zcff * z_elem_c( ji, 2 ) |
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| 210 | tq_abl(ji,jj,2,nt_a,jtra) = zcff * tq_abl(ji,jj,2,nt_a,jtra) |
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| 211 | END DO |
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| 212 | |
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| 213 | DO jk = 3, jpka |
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| 214 | DO ji = 1,jpi |
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| 215 | zcff = 1._wp / ( z_elem_b( ji, jk ) + z_elem_a( ji, jk ) * zCF (ji, jk-1 ) ) |
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| 216 | zCF(ji,jk) = - zcff * z_elem_c( ji, jk ) |
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| 217 | tq_abl(ji,jj,jk,nt_a,jtra) = zcff * ( tq_abl(ji,jj,jk ,nt_a,jtra) & |
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| 218 | & - z_elem_a(ji, jk) * tq_abl(ji,jj,jk-1,nt_a,jtra) ) |
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| 219 | END DO |
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| 220 | END DO |
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| 221 | !!FL at this point we could check positivity of tq_abl(:,:,:,nt_a,jp_qa) ... test to do ... |
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| 222 | DO jk = jpkam1,2,-1 |
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| 223 | DO ji = 1,jpi |
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| 224 | tq_abl(ji,jj,jk,nt_a,jtra) = tq_abl(ji,jj,jk,nt_a,jtra) + & |
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| 225 | & zCF(ji,jk) * tq_abl(ji,jj,jk+1,nt_a,jtra) |
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| 226 | END DO |
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| 227 | END DO |
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| 228 | |
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| 229 | END DO !<-- loop on tracers |
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| 230 | !! |
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| 231 | !------------- |
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| 232 | END DO ! end outer loop |
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| 233 | !------------- |
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| 234 | |
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| 235 | |
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| 236 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 237 | ! ! 3 *** Compute Coriolis term with geostrophic guide |
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| 238 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 239 | !------------- |
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| 240 | DO jk = 2, jpka ! outer loop |
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| 241 | !------------- |
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| 242 | ! |
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| 243 | ! Advance u_abl & v_abl to time n+1 |
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| 244 | DO jj = 1, jpj |
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| 245 | DO ji = 1, jpi |
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[11363] | 246 | zcff = ( fft_abl(ji,jj) * rdt_abl )*( fft_abl(ji,jj) * rdt_abl ) ! (f dt)**2 |
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[11305] | 247 | |
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| 248 | u_abl( ji, jj, jk, nt_a ) = e3t_abl(jk) *( & |
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| 249 | & (1._wp-gamma_Cor*(1._wp-gamma_Cor)*zcff)*u_abl( ji, jj, jk, nt_n ) & |
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[11363] | 250 | & + rdt_abl * fft_abl(ji, jj) * v_abl ( ji , jj , jk, nt_n ) ) & |
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[11305] | 251 | & / (1._wp + gamma_Cor*gamma_Cor*zcff) |
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| 252 | |
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| 253 | v_abl( ji, jj, jk, nt_a ) = e3t_abl(jk) *( & |
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| 254 | & (1._wp-gamma_Cor*(1._wp-gamma_Cor)*zcff)*v_abl( ji, jj, jk, nt_n ) & |
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[11363] | 255 | & - rdt_abl * fft_abl(ji, jj) * u_abl ( ji , jj, jk, nt_n ) ) & |
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[11305] | 256 | & / (1._wp + gamma_Cor*gamma_Cor*zcff) |
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| 257 | END DO |
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| 258 | END DO |
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| 259 | ! |
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| 260 | !------------- |
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| 261 | END DO ! end outer loop !<-- u_abl and v_abl are properly updated on (1:jpi) x (1:jpj) |
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| 262 | !------------- |
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| 263 | ! |
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| 264 | IF( ln_geos_winds ) THEN |
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| 265 | DO jj = 1, jpj ! outer loop |
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| 266 | DO jk = 1, jpka |
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| 267 | DO ji = 1, jpi |
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| 268 | u_abl( ji, jj, jk, nt_a ) = u_abl( ji, jj, jk, nt_a ) & |
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[11363] | 269 | & - rdt_abl * e3t_abl(jk) * fft_abl(ji , jj) * pgv_dta(ji ,jj ,jk) |
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[11305] | 270 | v_abl( ji, jj, jk, nt_a ) = v_abl( ji, jj, jk, nt_a ) & |
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[11363] | 271 | & + rdt_abl * e3t_abl(jk) * fft_abl(ji, jj ) * pgu_dta(ji ,jj ,jk) |
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[11305] | 272 | END DO |
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| 273 | END DO |
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| 274 | END DO |
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| 275 | END IF |
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| 276 | !------------- |
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| 277 | ! |
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| 278 | IF( ln_hpgls_frc ) THEN |
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| 279 | DO jj = 1, jpj ! outer loop |
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| 280 | DO jk = 1, jpka |
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| 281 | DO ji = 1, jpi |
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[11363] | 282 | u_abl( ji, jj, jk, nt_a ) = u_abl( ji, jj, jk, nt_a ) - rdt_abl * e3t_abl(jk) * pgu_dta(ji,jj,jk) |
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| 283 | v_abl( ji, jj, jk, nt_a ) = v_abl( ji, jj, jk, nt_a ) - rdt_abl * e3t_abl(jk) * pgv_dta(ji,jj,jk) |
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[11305] | 284 | ENDDO |
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| 285 | ENDDO |
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| 286 | ENDDO |
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| 287 | END IF |
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[11334] | 288 | |
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[11305] | 289 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 290 | ! ! 4 *** Advance u,v to time n+1 |
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| 291 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 292 | ! |
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| 293 | ! Vertical diffusion for u_abl |
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| 294 | !------------- |
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| 295 | DO jj = 1, jpj ! outer loop |
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| 296 | !------------- |
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| 297 | |
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| 298 | DO jk = 3, jpkam1 |
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| 299 | DO ji = 1, jpi |
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[11363] | 300 | z_elem_a( ji, jk ) = - rdt_abl * Avm_abl( ji, jj, jk-1 ) / e3w_abl( jk-1 ) ! lower-diagonal |
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| 301 | z_elem_c( ji, jk ) = - rdt_abl * Avm_abl( ji, jj, jk ) / e3w_abl( jk ) ! upper-diagonal |
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[11305] | 302 | z_elem_b( ji, jk ) = e3t_abl(jk) - z_elem_a( ji, jk ) - z_elem_c( ji, jk ) ! diagonal |
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| 303 | END DO |
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| 304 | END DO |
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| 305 | |
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| 306 | DO ji = 2, jpi ! boundary conditions (Avm_abl and pcd_du must be available at ji=jpi) |
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| 307 | !++ Surface boundary condition |
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| 308 | z_elem_a( ji, 2 ) = 0._wp |
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[11363] | 309 | z_elem_c( ji, 2 ) = - rdt_abl * Avm_abl( ji, jj, 2 ) / e3w_abl( 2 ) |
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[11334] | 310 | ! |
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| 311 | zztmp1 = pcd_du(ji, jj) |
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| 312 | zztmp2 = 0.5_wp * pcd_du(ji, jj) * ( pssu(ji-1, jj) + pssu(ji,jj) ) |
---|
| 313 | #if defined key_si3 |
---|
| 314 | zztmp1 = zztmp1 * pfrac_oce(ji,jj) + (1._wp - pfrac_oce(ji,jj)) * pcd_du_ice(ji, jj) |
---|
| 315 | zzice = 0.5_wp * ( pssu_ice(ji-1, jj) + pssu_ice(ji,jj) ) |
---|
| 316 | zztmp2 = zztmp2 * pfrac_oce(ji,jj) + (1._wp - pfrac_oce(ji,jj)) * pcd_du_ice(ji, jj) * zzice |
---|
| 317 | #endif |
---|
[11363] | 318 | z_elem_b( ji, 2 ) = e3t_abl( 2 ) - z_elem_c( ji, 2 ) + rdt_abl * zztmp1 |
---|
| 319 | u_abl( ji, jj, 2, nt_a ) = u_abl( ji, jj, 2, nt_a ) + rdt_abl * zztmp2 |
---|
[11334] | 320 | |
---|
[11305] | 321 | !++ Top Neumann B.C. |
---|
[11363] | 322 | !z_elem_a( ji, jpka ) = - 0.5_wp * rdt_abl * ( Avm_abl( ji, jj, jpka )+ Avm_abl( ji+1, jj, jpka ) ) / e3w_abl( jpka ) |
---|
[11305] | 323 | !z_elem_c( ji, jpka ) = 0._wp |
---|
| 324 | !z_elem_b( ji, jpka ) = e3t_abl( jpka ) - z_elem_a( ji, jpka ) |
---|
| 325 | !++ Top Dirichlet B.C. |
---|
| 326 | z_elem_a( ji, jpka ) = 0._wp |
---|
| 327 | z_elem_c( ji, jpka ) = 0._wp |
---|
| 328 | z_elem_b( ji, jpka ) = e3t_abl( jpka ) |
---|
| 329 | u_abl ( ji, jj, jpka, nt_a ) = e3t_abl( jpka ) * pu_dta(ji,jj,jk) |
---|
| 330 | END DO |
---|
| 331 | !! |
---|
| 332 | !! Matrix inversion |
---|
| 333 | !! ---------------------------------------------------------- |
---|
| 334 | DO ji = 2, jpi |
---|
| 335 | zcff = 1._wp / z_elem_b( ji, 2 ) |
---|
| 336 | zCF (ji, 2 ) = - zcff * z_elem_c( ji, 2 ) |
---|
| 337 | u_abl (ji,jj,2,nt_a) = zcff * u_abl(ji,jj,2,nt_a) |
---|
| 338 | END DO |
---|
| 339 | |
---|
| 340 | DO jk = 3, jpka |
---|
| 341 | DO ji = 2, jpi |
---|
| 342 | zcff = 1._wp / ( z_elem_b( ji, jk ) + z_elem_a( ji, jk ) * zCF (ji, jk-1 ) ) |
---|
| 343 | zCF(ji,jk) = - zcff * z_elem_c( ji, jk ) |
---|
| 344 | u_abl(ji,jj,jk,nt_a) = zcff * ( u_abl(ji,jj,jk ,nt_a) & |
---|
| 345 | & - z_elem_a(ji, jk) * u_abl(ji,jj,jk-1,nt_a) ) |
---|
| 346 | END DO |
---|
| 347 | END DO |
---|
| 348 | |
---|
| 349 | DO jk = jpkam1,2,-1 |
---|
| 350 | DO ji = 2, jpi |
---|
| 351 | u_abl(ji,jj,jk,nt_a) = u_abl(ji,jj,jk,nt_a) + zCF(ji,jk) * u_abl(ji,jj,jk+1,nt_a) |
---|
| 352 | END DO |
---|
| 353 | END DO |
---|
| 354 | |
---|
| 355 | !------------- |
---|
| 356 | END DO ! end outer loop |
---|
| 357 | !------------- |
---|
| 358 | |
---|
| 359 | ! |
---|
| 360 | ! Vertical diffusion for v_abl |
---|
| 361 | !------------- |
---|
| 362 | DO jj = 2, jpj ! outer loop |
---|
| 363 | !------------- |
---|
| 364 | ! |
---|
| 365 | DO jk = 3, jpkam1 |
---|
| 366 | DO ji = 1, jpi |
---|
[11363] | 367 | z_elem_a( ji, jk ) = -rdt_abl * Avm_abl( ji, jj, jk-1 ) / e3w_abl( jk-1 ) ! lower-diagonal |
---|
| 368 | z_elem_c( ji, jk ) = -rdt_abl * Avm_abl( ji, jj, jk ) / e3w_abl( jk ) ! upper-diagonal |
---|
[11305] | 369 | z_elem_b( ji, jk ) = e3t_abl(jk) - z_elem_a( ji, jk ) - z_elem_c( ji, jk ) ! diagonal |
---|
| 370 | END DO |
---|
| 371 | END DO |
---|
| 372 | |
---|
| 373 | DO ji = 1, jpi ! boundary conditions (Avm_abl and pcd_du must be available at jj=jpj) |
---|
| 374 | !++ Surface boundary condition |
---|
| 375 | z_elem_a( ji, 2 ) = 0._wp |
---|
[11363] | 376 | z_elem_c( ji, 2 ) = - rdt_abl * Avm_abl( ji, jj, 2 ) / e3w_abl( 2 ) |
---|
[11334] | 377 | ! |
---|
| 378 | zztmp1 = pcd_du(ji, jj) |
---|
| 379 | zztmp2 = 0.5_wp * pcd_du(ji, jj) * ( pssv(ji, jj) + pssv(ji, jj-1) ) |
---|
| 380 | #if defined key_si3 |
---|
| 381 | zztmp1 = zztmp1 * pfrac_oce(ji,jj) + (1._wp - pfrac_oce(ji,jj)) * pcd_du_ice(ji, jj) |
---|
| 382 | zzice = 0.5_wp * ( pssv_ice(ji, jj) + pssv_ice(ji,jj-1) ) |
---|
| 383 | zztmp2 = zztmp2 * pfrac_oce(ji,jj) + (1._wp - pfrac_oce(ji,jj)) * pcd_du_ice(ji, jj) * zzice |
---|
| 384 | #endif |
---|
[11363] | 385 | z_elem_b( ji, 2 ) = e3t_abl( 2 ) - z_elem_c( ji, 2 ) + rdt_abl * zztmp1 |
---|
| 386 | v_abl( ji, jj, 2, nt_a ) = v_abl( ji, jj, 2, nt_a ) + rdt_abl * zztmp2 |
---|
[11305] | 387 | !++ Top Neumann B.C. |
---|
[11363] | 388 | !z_elem_a( ji, jpka ) = -rdt_abl * Avm_abl( ji, jj, jpka ) / e3w_abl( jpka ) |
---|
[11305] | 389 | !z_elem_c( ji, jpka ) = 0._wp |
---|
| 390 | !z_elem_b( ji, jpka ) = e3t_abl( jpka ) - z_elem_a( ji, jpka ) |
---|
| 391 | !++ Top Dirichlet B.C. |
---|
| 392 | z_elem_a( ji, jpka ) = 0._wp |
---|
| 393 | z_elem_c( ji, jpka ) = 0._wp |
---|
| 394 | z_elem_b( ji, jpka ) = e3t_abl( jpka ) |
---|
| 395 | v_abl ( ji, jj, jpka, nt_a ) = e3t_abl( jpka ) * pv_dta(ji,jj,jk) |
---|
| 396 | END DO |
---|
| 397 | !! |
---|
| 398 | !! Matrix inversion |
---|
| 399 | !! ---------------------------------------------------------- |
---|
| 400 | DO ji = 1, jpi |
---|
| 401 | zcff = 1._wp / z_elem_b( ji, 2 ) |
---|
| 402 | zCF (ji, 2 ) = - zcff * z_elem_c( ji, 2 ) |
---|
| 403 | v_abl (ji,jj,2,nt_a) = zcff * v_abl ( ji, jj, 2, nt_a ) |
---|
| 404 | END DO |
---|
| 405 | |
---|
| 406 | DO jk = 3, jpka |
---|
| 407 | DO ji = 1, jpi |
---|
| 408 | zcff = 1._wp / ( z_elem_b( ji, jk ) + z_elem_a( ji, jk ) * zCF (ji, jk-1 ) ) |
---|
| 409 | zCF(ji,jk) = - zcff * z_elem_c( ji, jk ) |
---|
| 410 | v_abl(ji,jj,jk,nt_a) = zcff * ( v_abl(ji,jj,jk ,nt_a) & |
---|
| 411 | & - z_elem_a(ji, jk) * v_abl(ji,jj,jk-1,nt_a) ) |
---|
| 412 | END DO |
---|
| 413 | END DO |
---|
| 414 | |
---|
| 415 | DO jk = jpkam1,2,-1 |
---|
| 416 | DO ji = 1, jpi |
---|
| 417 | v_abl(ji,jj,jk,nt_a) = v_abl(ji,jj,jk,nt_a) + zCF(ji,jk) * v_abl(ji,jj,jk+1,nt_a) |
---|
| 418 | END DO |
---|
| 419 | END DO |
---|
| 420 | ! |
---|
| 421 | !------------- |
---|
| 422 | END DO ! end outer loop |
---|
| 423 | !------------- |
---|
[11334] | 424 | |
---|
[11305] | 425 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 426 | ! ! 5 *** Apply nudging on the dynamics and the tracers |
---|
| 427 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 428 | z_cft(:,:,:) = 0._wp |
---|
| 429 | |
---|
| 430 | IF( nn_dyn_restore > 0 ) THEN |
---|
| 431 | !------------- |
---|
| 432 | DO jk = 2, jpka ! outer loop |
---|
| 433 | !------------- |
---|
| 434 | DO jj = 2, jpj |
---|
| 435 | DO ji = 2, jpi |
---|
[11363] | 436 | zcff1 = pblh( ji, jj ) |
---|
| 437 | zsig = ght_abl(jk) / MAX( jp_pblh_min, MIN( jp_pblh_max, zcff1 ) ) |
---|
| 438 | zsig = MIN( jp_bmax , MAX( zsig, jp_bmin) ) |
---|
[11305] | 439 | zmsk = msk_abl(ji,jj) |
---|
| 440 | zcff2 = jp_alp3_dyn * zsig**3 + jp_alp2_dyn * zsig**2 & |
---|
| 441 | & + jp_alp1_dyn * zsig + jp_alp0_dyn |
---|
[11363] | 442 | zcff = (1._wp-zmsk) + zmsk * zcff2 * rdt ! zcff = 1 for masked points |
---|
| 443 | ! rdt = rdt_abl / nn_fsbc |
---|
[11873] | 444 | zcff = zcff * rest_eq(ji,jj) |
---|
| 445 | z_cft( ji, jj, jk ) = zcff |
---|
[11305] | 446 | u_abl( ji, jj, jk, nt_a ) = (1._wp - zcff ) * u_abl( ji, jj, jk, nt_a ) & |
---|
| 447 | & + zcff * pu_dta( ji, jj, jk ) |
---|
| 448 | v_abl( ji, jj, jk, nt_a ) = (1._wp - zcff ) * v_abl( ji, jj, jk, nt_a ) & |
---|
| 449 | & + zcff * pv_dta( ji, jj, jk ) |
---|
[11363] | 450 | END DO |
---|
[11305] | 451 | END DO |
---|
| 452 | !------------- |
---|
| 453 | END DO ! end outer loop |
---|
| 454 | !------------- |
---|
| 455 | END IF |
---|
| 456 | |
---|
| 457 | !------------- |
---|
| 458 | DO jk = 2, jpka ! outer loop |
---|
| 459 | !------------- |
---|
| 460 | DO jj = 1,jpj |
---|
| 461 | DO ji = 1,jpi |
---|
[11363] | 462 | zcff1 = pblh( ji, jj ) |
---|
| 463 | zsig = ght_abl(jk) / MAX( jp_pblh_min, MIN( jp_pblh_max, zcff1 ) ) |
---|
| 464 | zsig = MIN( jp_bmax , MAX( zsig, jp_bmin) ) |
---|
| 465 | zmsk = msk_abl(ji,jj) |
---|
| 466 | zcff2 = jp_alp3_tra * zsig**3 + jp_alp2_tra * zsig**2 & |
---|
| 467 | & + jp_alp1_tra * zsig + jp_alp0_tra |
---|
| 468 | zcff = (1._wp-zmsk) + zmsk * zcff2 * rdt ! zcff = 1 for masked points |
---|
| 469 | ! rdt = rdt_abl / nn_fsbc |
---|
[11873] | 470 | !z_cft( ji, jj, jk ) = zcff |
---|
[11305] | 471 | tq_abl( ji, jj, jk, nt_a, jp_ta ) = (1._wp - zcff ) * tq_abl( ji, jj, jk, nt_a, jp_ta ) & |
---|
| 472 | & + zcff * pt_dta( ji, jj, jk ) |
---|
| 473 | |
---|
| 474 | tq_abl( ji, jj, jk, nt_a, jp_qa ) = (1._wp - zcff ) * tq_abl( ji, jj, jk, nt_a, jp_qa ) & |
---|
| 475 | & + zcff * pq_dta( ji, jj, jk ) |
---|
| 476 | |
---|
| 477 | END DO |
---|
| 478 | END DO |
---|
| 479 | !------------- |
---|
| 480 | END DO ! end outer loop |
---|
[11334] | 481 | !------------- |
---|
[11305] | 482 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 483 | ! ! 6 *** MPI exchanges |
---|
| 484 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 485 | ! |
---|
[11873] | 486 | CALL lbc_lnk_multi( 'ablmod', u_abl(:,:,:,nt_a ), 'T', -1., v_abl(:,:,:,nt_a ), 'T', -1. ) |
---|
[11937] | 487 | CALL lbc_lnk_multi( 'ablmod', tq_abl(:,:,:,nt_a,jp_ta), 'T', 1., tq_abl(:,:,:,nt_a,jp_qa), 'T', 1., kfillmode = jpfillnothing ) ! ++++ this should not be needed... |
---|
[11873] | 488 | ! |
---|
| 489 | ! first ABL level |
---|
| 490 | IF ( iom_use("uz1_abl") ) CALL iom_put ( "uz1_abl", u_abl(:,:,2,nt_a ) ) |
---|
| 491 | IF ( iom_use("vz1_abl") ) CALL iom_put ( "vz1_abl", v_abl(:,:,2,nt_a ) ) |
---|
| 492 | IF ( iom_use("tz1_abl") ) CALL iom_put ( "tz1_abl", tq_abl(:,:,2,nt_a,jp_ta) ) |
---|
| 493 | IF ( iom_use("qz1_abl") ) CALL iom_put ( "qz1_abl", tq_abl(:,:,2,nt_a,jp_qa) ) |
---|
| 494 | IF ( iom_use("uz1_dta") ) CALL iom_put ( "uz1_dta", pu_dta(:,:,2 ) ) |
---|
| 495 | IF ( iom_use("vz1_dta") ) CALL iom_put ( "vz1_dta", pv_dta(:,:,2 ) ) |
---|
| 496 | IF ( iom_use("tz1_dta") ) CALL iom_put ( "tz1_dta", pt_dta(:,:,2 ) ) |
---|
| 497 | IF ( iom_use("qz1_dta") ) CALL iom_put ( "qz1_dta", pq_dta(:,:,2 ) ) |
---|
| 498 | ! all ABL levels |
---|
| 499 | IF ( iom_use("u_abl" ) ) CALL iom_put ( "u_abl" , u_abl(:,:,2:jpka,nt_a ) ) |
---|
| 500 | IF ( iom_use("v_abl" ) ) CALL iom_put ( "v_abl" , v_abl(:,:,2:jpka,nt_a ) ) |
---|
| 501 | IF ( iom_use("t_abl" ) ) CALL iom_put ( "t_abl" , tq_abl(:,:,2:jpka,nt_a,jp_ta) ) |
---|
| 502 | IF ( iom_use("q_abl" ) ) CALL iom_put ( "q_abl" , tq_abl(:,:,2:jpka,nt_a,jp_qa) ) |
---|
| 503 | IF ( iom_use("tke_abl") ) CALL iom_put ( "tke_abl", tke_abl(:,:,2:jpka,nt_a ) ) |
---|
| 504 | IF ( iom_use("avm_abl") ) CALL iom_put ( "avm_abl", avm_abl(:,:,2:jpka ) ) |
---|
| 505 | IF ( iom_use("avt_abl") ) CALL iom_put ( "avt_abl", avm_abl(:,:,2:jpka ) ) |
---|
| 506 | IF ( iom_use("mxl_abl") ) CALL iom_put ( "mxl_abl", mxl_abl(:,:,2:jpka ) ) |
---|
| 507 | IF ( iom_use("pblh" ) ) CALL iom_put ( "pblh" , pblh(:,: ) ) |
---|
| 508 | ! debug (to be removed) |
---|
| 509 | IF ( iom_use("u_dta") ) CALL iom_put ( "u_dta", pu_dta(:,:,2:jpka) ) |
---|
| 510 | IF ( iom_use("v_dta") ) CALL iom_put ( "v_dta", pv_dta(:,:,2:jpka) ) |
---|
| 511 | IF ( iom_use("t_dta") ) CALL iom_put ( "t_dta", pt_dta(:,:,2:jpka) ) |
---|
| 512 | IF ( iom_use("q_dta") ) CALL iom_put ( "q_dta", pq_dta(:,:,2:jpka) ) |
---|
| 513 | IF ( iom_use("coeft") ) CALL iom_put ( "coeft", z_cft(:,:,2:jpka) ) |
---|
| 514 | IF( ln_geos_winds ) THEN |
---|
| 515 | IF ( iom_use("uz1_geo") ) CALL iom_put ( "uz1_geo", pgu_dta(:,:,2 ) ) |
---|
| 516 | IF ( iom_use("vz1_geo") ) CALL iom_put ( "vz1_geo", pgv_dta(:,:,2 ) ) |
---|
| 517 | END IF |
---|
| 518 | IF( ln_hpgls_frc ) THEN |
---|
| 519 | IF ( iom_use("uz1_geo") ) CALL iom_put ( "uz1_geo", pgu_dta(:,:,2)/MAX(fft_abl(:,:),2.5e-5_wp) ) |
---|
| 520 | IF ( iom_use("vz1_geo") ) CALL iom_put ( "vz1_geo", -pgv_dta(:,:,2)/MAX(fft_abl(:,:),2.5e-5_wp) ) |
---|
| 521 | END IF |
---|
| 522 | ! |
---|
[11305] | 523 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 524 | ! ! 7 *** Finalize flux computation |
---|
| 525 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 526 | |
---|
| 527 | DO jj = 1, jpj |
---|
| 528 | DO ji = 1, jpi |
---|
| 529 | ztemp = tq_abl ( ji, jj, 2, nt_a, jp_ta ) |
---|
| 530 | zhumi = tq_abl ( ji, jj, 2, nt_a, jp_qa ) |
---|
| 531 | zcff = pslp_dta( ji, jj ) / & !<-- At this point ztemp and zhumi should not be zero ... |
---|
| 532 | & ( R_dry*ztemp * ( 1._wp + rctv0*zhumi ) ) |
---|
| 533 | psen ( ji, jj ) = cp_air(zhumi) * zcff * psen(ji,jj) * ( psst(ji,jj) + rt0 - ztemp ) |
---|
| 534 | pevp ( ji, jj ) = rn_efac*MAX( 0._wp, zcff * pevp(ji,jj) * ( pssq(ji,jj) - zhumi ) ) |
---|
| 535 | zrhoa( ji, jj ) = zcff |
---|
| 536 | END DO |
---|
| 537 | END DO |
---|
| 538 | |
---|
| 539 | DO jj = 2, jpj |
---|
| 540 | DO ji = 2, jpi ! vect. opt. |
---|
| 541 | zwnd_i(ji,jj) = u_abl(ji ,jj,2,nt_a) - 0.5_wp * rn_vfac * ( pssu(ji ,jj) + pssu(ji-1,jj) ) |
---|
| 542 | zwnd_j(ji,jj) = v_abl(ji,jj ,2,nt_a) - 0.5_wp * rn_vfac * ( pssv(ji,jj ) + pssv(ji,jj-1) ) |
---|
| 543 | END DO |
---|
| 544 | END DO |
---|
| 545 | ! |
---|
| 546 | CALL lbc_lnk_multi( 'ablmod', zwnd_i(:,:) , 'T', -1., zwnd_j(:,:) , 'T', -1. ) |
---|
| 547 | ! |
---|
| 548 | ! ... scalar wind ( = | U10m - U_oce | ) at T-point (masked) |
---|
| 549 | DO jj = 1, jpj |
---|
| 550 | DO ji = 1, jpi |
---|
| 551 | zcff = SQRT( zwnd_i(ji,jj) * zwnd_i(ji,jj) & |
---|
[11322] | 552 | & + zwnd_j(ji,jj) * zwnd_j(ji,jj) ) ! * msk_abl(ji,jj) |
---|
[11305] | 553 | zztmp = zrhoa(ji,jj) * pcd_du(ji,jj) |
---|
| 554 | |
---|
| 555 | pwndm (ji,jj) = zcff |
---|
| 556 | ptaum (ji,jj) = zztmp * zcff |
---|
| 557 | zwnd_i(ji,jj) = zztmp * zwnd_i(ji,jj) |
---|
| 558 | zwnd_j(ji,jj) = zztmp * zwnd_j(ji,jj) |
---|
| 559 | END DO |
---|
| 560 | END DO |
---|
| 561 | ! ... utau, vtau at U- and V_points, resp. |
---|
| 562 | ! Note the use of 0.5*(2-umask) in order to unmask the stress along coastlines |
---|
| 563 | ! Note the use of MAX(tmask(i,j),tmask(i+1,j) is to mask tau over ice shelves |
---|
| 564 | DO jj = 2, jpjm1 |
---|
| 565 | DO ji = 2, jpim1 |
---|
| 566 | zcff = 0.5_wp * ( 2._wp - msk_abl(ji,jj)*msk_abl(ji+1,jj) ) |
---|
| 567 | zztmp = MAX(msk_abl(ji,jj),msk_abl(ji+1,jj)) |
---|
| 568 | ptaui(ji,jj) = zcff * zztmp * ( zwnd_i(ji,jj) + zwnd_i(ji+1,jj ) ) |
---|
| 569 | zcff = 0.5_wp * ( 2._wp - msk_abl(ji,jj)*msk_abl(ji,jj+1) ) |
---|
| 570 | zztmp = MAX(msk_abl(ji,jj),msk_abl(ji,jj+1)) |
---|
| 571 | ptauj(ji,jj) = zcff * zztmp * ( zwnd_j(ji,jj) + zwnd_j(ji ,jj+1) ) |
---|
| 572 | END DO |
---|
| 573 | END DO |
---|
| 574 | ! |
---|
| 575 | CALL lbc_lnk_multi( 'ablmod', ptaui(:,:), 'U', -1., ptauj(:,:), 'V', -1. ) |
---|
| 576 | |
---|
| 577 | CALL iom_put( "taum_oce", ptaum ) |
---|
| 578 | |
---|
| 579 | IF(ln_ctl) THEN |
---|
| 580 | CALL prt_ctl( tab2d_1=pwndm , clinfo1=' abl_stp: wndm : ' ) |
---|
| 581 | CALL prt_ctl( tab2d_1=ptaui , clinfo1=' abl_stp: utau : ' ) |
---|
| 582 | CALL prt_ctl( tab2d_2=ptauj , clinfo2= 'vtau : ' ) |
---|
| 583 | ENDIF |
---|
[11334] | 584 | |
---|
| 585 | #if defined key_si3 |
---|
| 586 | ! ------------------------------------------------------------ ! |
---|
| 587 | ! Wind stress relative to the moving ice ( U10m - U_ice ) ! |
---|
| 588 | ! ------------------------------------------------------------ ! |
---|
| 589 | DO jj = 2, jpjm1 |
---|
| 590 | DO ji = 2, jpim1 |
---|
| 591 | |
---|
[11586] | 592 | zztmp1 = 0.5_wp * ( u_abl(ji+1,jj,2,nt_a) + u_abl(ji,jj,2,nt_a) ) |
---|
| 593 | zztmp2 = 0.5_wp * ( v_abl(ji,jj+1,2,nt_a) + v_abl(ji,jj,2,nt_a) ) |
---|
[11334] | 594 | |
---|
[11586] | 595 | ptaui_ice(ji,jj) = 0.5_wp * ( zrhoa(ji+1,jj) * pCd_du_ice(ji+1,jj) & |
---|
[11334] | 596 | & + zrhoa(ji ,jj) * pCd_du_ice(ji ,jj) ) & |
---|
| 597 | & * ( zztmp1 - rn_vfac * pssu_ice(ji,jj) ) |
---|
| 598 | ptauj_ice(ji,jj) = 0.5_wp * ( zrhoa(ji,jj+1) * pCd_du_ice(ji,jj+1) & |
---|
| 599 | & + zrhoa(ji,jj ) * pCd_du_ice(ji,jj ) ) & |
---|
| 600 | & * ( zztmp2 - rn_vfac * pssv_ice(ji,jj) ) |
---|
| 601 | END DO |
---|
| 602 | END DO |
---|
| 603 | CALL lbc_lnk_multi( 'ablmod', ptaui_ice, 'U', -1., ptauj_ice, 'V', -1. ) |
---|
| 604 | ! |
---|
| 605 | IF(ln_ctl) CALL prt_ctl( tab2d_1=ptaui_ice , clinfo1=' abl_stp: putaui : ' & |
---|
| 606 | & , tab2d_2=ptauj_ice , clinfo2=' pvtaui : ' ) |
---|
| 607 | #endif |
---|
[11305] | 608 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 609 | ! ! 8 *** Swap time indices for the next timestep |
---|
| 610 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 611 | nt_n = 1 + MOD( kt , 2) |
---|
| 612 | nt_a = 1 + MOD( kt+1, 2) |
---|
[11322] | 613 | ! |
---|
[11305] | 614 | !--------------------------------------------------------------------------------------------------- |
---|
| 615 | END SUBROUTINE abl_stp |
---|
| 616 | !=================================================================================================== |
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| 617 | |
---|
| 618 | |
---|
| 619 | |
---|
| 620 | |
---|
| 621 | |
---|
| 622 | |
---|
| 623 | |
---|
| 624 | |
---|
| 625 | |
---|
| 626 | |
---|
| 627 | |
---|
| 628 | |
---|
| 629 | |
---|
| 630 | |
---|
| 631 | |
---|
| 632 | |
---|
| 633 | |
---|
| 634 | !=================================================================================================== |
---|
| 635 | SUBROUTINE abl_zdf_tke( ) |
---|
| 636 | !--------------------------------------------------------------------------------------------------- |
---|
| 637 | |
---|
| 638 | !!---------------------------------------------------------------------- |
---|
| 639 | !! *** ROUTINE abl_zdf_tke *** |
---|
| 640 | !! |
---|
| 641 | !! ** Purpose : Time-step Turbulente Kinetic Energy (TKE) equation |
---|
| 642 | !! |
---|
| 643 | !! ** Method : - source term due to shear |
---|
| 644 | !! - source term due to stratification |
---|
| 645 | !! - resolution of the TKE equation by inverting |
---|
| 646 | !! a tridiagonal linear system |
---|
| 647 | !! |
---|
| 648 | !! ** Action : - en : now turbulent kinetic energy) |
---|
| 649 | !! - avmu, avmv : production of TKE by shear at u and v-points |
---|
| 650 | !! (= Kz dz[Ub] * dz[Un] ) |
---|
| 651 | !! --------------------------------------------------------------------- |
---|
| 652 | INTEGER :: ji, jj, jk, tind, jbak, jkup, jkdwn |
---|
| 653 | INTEGER, DIMENSION(1:jpi ) :: ikbl |
---|
| 654 | REAL(wp) :: zcff, zcff2, ztken, zesrf, zetop, ziRic, ztv |
---|
| 655 | REAL(wp) :: zdU, zdV, zcff1,zshear,zbuoy,zsig, zustar2 |
---|
| 656 | REAL(wp) :: zdU2,zdV2 |
---|
| 657 | REAL(wp) :: zwndi,zwndj |
---|
| 658 | REAL(wp), DIMENSION(1:jpi, 1:jpka) :: zsh2 |
---|
| 659 | REAL(wp), DIMENSION(1:jpi,1:jpj,1:jpka) :: zbn2 |
---|
| 660 | REAL(wp), DIMENSION(1:jpi,1:jpka ) :: zFC, zRH, zCF |
---|
| 661 | REAL(wp), DIMENSION(1:jpi,1:jpka ) :: z_elem_a |
---|
| 662 | REAL(wp), DIMENSION(1:jpi,1:jpka ) :: z_elem_b |
---|
| 663 | REAL(wp), DIMENSION(1:jpi,1:jpka ) :: z_elem_c |
---|
| 664 | LOGICAL :: ln_Patankar = .FALSE. |
---|
| 665 | LOGICAL :: ln_dumpvar = .FALSE. |
---|
| 666 | LOGICAL , DIMENSION(1:jpi ) :: ln_foundl |
---|
| 667 | ! |
---|
| 668 | tind = nt_n |
---|
| 669 | ziRic = 1._wp / rn_Ric |
---|
| 670 | ! if tind = nt_a it is required to apply lbc_lnk on u_abl(nt_a) and v_abl(nt_a) |
---|
| 671 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 672 | ! ! Advance TKE equation to time n+1 |
---|
| 673 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 674 | !------------- |
---|
| 675 | DO jj = 1, jpj ! outer loop |
---|
| 676 | !------------- |
---|
| 677 | ! |
---|
| 678 | ! Compute vertical shear |
---|
| 679 | DO jk = 2, jpkam1 |
---|
| 680 | DO ji = 1,jpi |
---|
| 681 | zcff = 1.0_wp / e3w_abl( jk )**2 |
---|
| 682 | zdU = zcff* Avm_abl(ji,jj,jk) * (u_abl( ji, jj, jk+1, tind)-u_abl( ji, jj, jk , tind) )**2 |
---|
| 683 | zdV = zcff* Avm_abl(ji,jj,jk) * (v_abl( ji, jj, jk+1, tind)-v_abl( ji, jj, jk , tind) )**2 |
---|
| 684 | zsh2(ji,jk) = zdU+zdV |
---|
| 685 | END DO |
---|
| 686 | END DO |
---|
| 687 | ! |
---|
| 688 | ! Compute brunt-vaisala frequency |
---|
| 689 | DO jk = 2, jpkam1 |
---|
| 690 | DO ji = 1,jpi |
---|
| 691 | zcff = grav * itvref / e3w_abl( jk ) |
---|
| 692 | zcff1 = tq_abl( ji, jj, jk+1, tind, jp_ta) - tq_abl( ji, jj, jk , tind, jp_ta) |
---|
| 693 | zcff2 = tq_abl( ji, jj, jk+1, tind, jp_ta) * tq_abl( ji, jj, jk+1, tind, jp_qa) & |
---|
| 694 | & - tq_abl( ji, jj, jk , tind, jp_ta) * tq_abl( ji, jj, jk , tind, jp_qa) |
---|
| 695 | zbn2(ji,jj,jk) = zcff * ( zcff1 + rctv0 * zcff2 ) !<-- zbn2 defined on (2,jpi) |
---|
| 696 | END DO |
---|
| 697 | END DO |
---|
| 698 | ! |
---|
| 699 | ! Terms for the tridiagonal problem |
---|
| 700 | DO jk = 2, jpkam1 |
---|
| 701 | DO ji = 1,jpi |
---|
| 702 | zshear = zsh2( ji, jk ) ! zsh2 is already multiplied by Avm_abl at this point |
---|
| 703 | zsh2(ji,jk) = zsh2( ji, jk ) / Avm_abl( ji, jj, jk ) ! reformulate zsh2 as a 'true' vertical shear for PBLH computation |
---|
| 704 | zbuoy = - Avt_abl( ji, jj, jk ) * zbn2( ji, jj, jk ) |
---|
| 705 | |
---|
[11363] | 706 | z_elem_a( ji, jk ) = - 0.5_wp * rdt_abl * rn_Sch * ( Avm_abl( ji, jj, jk )+Avm_abl( ji, jj, jk-1 ) ) / e3t_abl( jk ) ! lower-diagonal |
---|
| 707 | z_elem_c( ji, jk ) = - 0.5_wp * rdt_abl * rn_Sch * ( Avm_abl( ji, jj, jk )+Avm_abl( ji, jj, jk+1 ) ) / e3t_abl( jk+1 ) ! upper-diagonal |
---|
[11305] | 708 | IF( (zbuoy + zshear) .gt. 0.) THEN ! Patankar trick to avoid negative values of TKE |
---|
| 709 | z_elem_b( ji, jk ) = e3w_abl(jk) - z_elem_a( ji, jk ) - z_elem_c( ji, jk ) & |
---|
[11363] | 710 | & + e3w_abl(jk) * rdt_abl * rn_Ceps * sqrt(tke_abl( ji, jj, jk, nt_n )) / mxl_abl(ji,jj,jk) ! diagonal |
---|
| 711 | tke_abl( ji, jj, jk, nt_a ) = e3w_abl(jk) * ( tke_abl( ji, jj, jk, nt_n ) + rdt_abl * ( zbuoy + zshear ) ) ! right-hand-side |
---|
[11305] | 712 | ELSE |
---|
| 713 | z_elem_b( ji, jk ) = e3w_abl(jk) - z_elem_a( ji, jk ) - z_elem_c( ji, jk ) & |
---|
[11363] | 714 | & + e3w_abl(jk) * rdt_abl * rn_Ceps * sqrt(tke_abl( ji, jj, jk, nt_n )) / mxl_abl(ji,jj,jk) & ! diagonal |
---|
| 715 | & - e3w_abl(jk) * rdt_abl * zbuoy |
---|
| 716 | tke_abl( ji, jj, jk, nt_a ) = e3w_abl(jk) * ( tke_abl( ji, jj, jk, nt_n ) + rdt_abl * zshear ) ! right-hand-side |
---|
[11305] | 717 | END IF |
---|
| 718 | END DO |
---|
| 719 | END DO |
---|
| 720 | |
---|
| 721 | DO ji = 1,jpi ! vector opt. |
---|
| 722 | zesrf = MAX( 4.63_wp * ustar2(ji,jj), tke_min ) |
---|
| 723 | zetop = tke_min |
---|
| 724 | z_elem_a ( ji, 1 ) = 0._wp; z_elem_c ( ji, 1 ) = 0._wp; z_elem_b ( ji, 1 ) = 1._wp |
---|
| 725 | z_elem_a ( ji, jpka ) = 0._wp; z_elem_c ( ji, jpka ) = 0._wp; z_elem_b ( ji, jpka ) = 1._wp |
---|
| 726 | tke_abl( ji, jj, 1, nt_a ) = zesrf |
---|
| 727 | tke_abl( ji, jj, jpka, nt_a ) = zetop |
---|
| 728 | zbn2(ji,jj, 1) = zbn2( ji,jj, 2) |
---|
| 729 | zsh2(ji, 1) = zsh2( ji, 2) |
---|
| 730 | zbn2(ji,jj,jpka) = zbn2( ji,jj,jpkam1) |
---|
| 731 | zsh2(ji, jpka) = zsh2( ji , jpkam1) |
---|
| 732 | END DO |
---|
| 733 | !! |
---|
| 734 | !! Matrix inversion |
---|
| 735 | !! ---------------------------------------------------------- |
---|
| 736 | DO ji = 1,jpi |
---|
| 737 | zcff = 1._wp / z_elem_b( ji, 1 ) |
---|
| 738 | zCF (ji, 1 ) = - zcff * z_elem_c( ji, 1 ) |
---|
| 739 | tke_abl(ji,jj,1,nt_a) = zcff * tke_abl ( ji, jj, 1, nt_a ) |
---|
| 740 | END DO |
---|
| 741 | |
---|
| 742 | DO jk = 2, jpka |
---|
| 743 | DO ji = 1,jpi |
---|
| 744 | zcff = 1._wp / ( z_elem_b( ji, jk ) + z_elem_a( ji, jk ) * zCF(ji, jk-1 ) ) |
---|
| 745 | zCF(ji,jk) = - zcff * z_elem_c( ji, jk ) |
---|
| 746 | tke_abl(ji,jj,jk,nt_a) = zcff * ( tke_abl(ji,jj,jk ,nt_a) & |
---|
| 747 | & - z_elem_a(ji, jk) * tke_abl(ji,jj,jk-1,nt_a) ) |
---|
| 748 | END DO |
---|
| 749 | END DO |
---|
| 750 | |
---|
| 751 | DO jk = jpkam1,1,-1 |
---|
| 752 | DO ji = 1,jpi |
---|
| 753 | tke_abl(ji,jj,jk,nt_a) = tke_abl(ji,jj,jk,nt_a) + zCF(ji,jk) * tke_abl(ji,jj,jk+1,nt_a) |
---|
| 754 | END DO |
---|
| 755 | END DO |
---|
| 756 | |
---|
| 757 | !!FL should not be needed because of Patankar procedure |
---|
| 758 | tke_abl(2:jpi,jj,1:jpka,nt_a) = MAX( tke_abl(2:jpi,jj,1:jpka,nt_a), tke_min ) |
---|
| 759 | |
---|
| 760 | !! |
---|
| 761 | !! Diagnose PBL height |
---|
| 762 | !! ---------------------------------------------------------- |
---|
| 763 | |
---|
| 764 | |
---|
| 765 | ! |
---|
| 766 | ! arrays zRH, zFC and zCF are available at this point |
---|
| 767 | ! and zFC(:, 1 ) = 0. |
---|
| 768 | ! diagnose PBL height based on zsh2 and zbn2 |
---|
| 769 | zFC ( : ,1) = 0._wp |
---|
| 770 | ikbl( 1:jpi ) = 0 |
---|
| 771 | |
---|
| 772 | DO jk = 2,jpka |
---|
| 773 | DO ji = 1, jpi |
---|
| 774 | zcff = ghw_abl( jk-1 ) |
---|
| 775 | zcff1 = zcff / ( zcff + rn_epssfc * pblh ( ji, jj ) ) |
---|
| 776 | zcff = ghw_abl( jk ) |
---|
[11322] | 777 | zcff2 = zcff / ( zcff + rn_epssfc * pblh ( ji, jj ) ) |
---|
[11305] | 778 | zFC( ji, jk ) = zFC( ji, jk-1) + 0.5_wp * e3t_abl( jk )*( & |
---|
| 779 | zcff2 * ( zsh2( ji, jk ) - ziRic * zbn2( ji, jj, jk ) & |
---|
[11322] | 780 | - rn_Cek * ( fft_abl( ji, jj ) * fft_abl( ji, jj ) ) ) & |
---|
[11305] | 781 | + zcff1 * ( zsh2( ji, jk-1) - ziRic * zbn2( ji, jj, jk-1 ) & |
---|
[11322] | 782 | - rn_Cek * ( fft_abl( ji, jj ) * fft_abl( ji, jj ) ) ) & |
---|
[11305] | 783 | & ) |
---|
| 784 | IF( ikbl(ji) == 0 .and. zFC( ji, jk ).lt.0._wp ) ikbl(ji)=jk |
---|
| 785 | END DO |
---|
| 786 | END DO |
---|
| 787 | ! |
---|
| 788 | ! finalize the computation of the PBL height |
---|
| 789 | DO ji = 1, jpi |
---|
| 790 | jk = ikbl(ji) |
---|
| 791 | IF( jk > 2 ) THEN ! linear interpolation to get subgrid value of pblh |
---|
| 792 | pblh( ji, jj ) = ( ghw_abl( jk-1 ) * zFC( ji, jk ) & |
---|
| 793 | & - ghw_abl( jk ) * zFC( ji, jk-1 ) & |
---|
| 794 | & ) / ( zFC( ji, jk ) - zFC( ji, jk-1 ) ) |
---|
| 795 | ELSE IF( jk==2 ) THEN |
---|
| 796 | pblh( ji, jj ) = ghw_abl(2 ) |
---|
| 797 | ELSE |
---|
| 798 | pblh( ji, jj ) = ghw_abl(jpka) |
---|
| 799 | END IF |
---|
| 800 | END DO |
---|
| 801 | !------------- |
---|
| 802 | END DO |
---|
[11322] | 803 | !------------- |
---|
[11873] | 804 | ! |
---|
| 805 | ! Optional : could add pblh smoothing if pblh is noisy horizontally ... |
---|
| 806 | IF(ln_smth_pblh) THEN |
---|
| 807 | CALL lbc_lnk( 'ablmod', pblh, 'T', 1.) |
---|
| 808 | CALL smooth_pblh( pblh, msk_abl ) |
---|
| 809 | CALL lbc_lnk( 'ablmod', pblh, 'T', 1.) |
---|
| 810 | ENDIF |
---|
[11305] | 811 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 812 | ! ! Diagnostic mixing length computation |
---|
| 813 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 814 | ! |
---|
| 815 | SELECT CASE ( nn_amxl ) |
---|
| 816 | ! |
---|
| 817 | CASE ( 0 ) ! Deardroff 80 length-scale bounded by the distance to surface and bottom |
---|
| 818 | # define zlup zRH |
---|
| 819 | # define zldw zFC |
---|
| 820 | DO jj = 1, jpj ! outer loop |
---|
| 821 | ! |
---|
| 822 | DO ji = 1, jpi |
---|
| 823 | mxl_abl ( ji, jj, 1 ) = 0._wp |
---|
| 824 | mxl_abl ( ji, jj, jpka ) = mxl_min |
---|
| 825 | zldw( ji, 1 ) = 0._wp |
---|
| 826 | zlup( ji, jpka ) = 0._wp |
---|
| 827 | END DO |
---|
| 828 | ! |
---|
| 829 | DO jk = 2, jpkam1 |
---|
| 830 | DO ji = 1, jpi |
---|
| 831 | zbuoy = MAX( zbn2(ji, jj, jk), rsmall ) |
---|
| 832 | mxl_abl( ji, jj, jk ) = MAX( mxl_min, & |
---|
| 833 | & SQRT( 2._wp * tke_abl( ji, jj, jk, nt_a ) / zbuoy ) ) |
---|
| 834 | END DO |
---|
| 835 | END DO |
---|
| 836 | ! |
---|
| 837 | ! Limit mxl |
---|
| 838 | DO jk = jpkam1,1,-1 |
---|
| 839 | DO ji = 1, jpi |
---|
| 840 | zlup(ji,jk) = MIN( zlup(ji,jk+1) + (ghw_abl(jk+1)-ghw_abl(jk)) , mxl_abl(ji, jj, jk) ) |
---|
| 841 | END DO |
---|
| 842 | END DO |
---|
| 843 | ! |
---|
| 844 | DO jk = 2, jpka |
---|
| 845 | DO ji = 1, jpi |
---|
| 846 | zldw(ji,jk) = MIN( zldw(ji,jk-1) + (ghw_abl(jk)-ghw_abl(jk-1)) , mxl_abl(ji, jj, jk) ) |
---|
| 847 | END DO |
---|
| 848 | END DO |
---|
| 849 | ! |
---|
| 850 | DO jk = 1, jpka |
---|
| 851 | DO ji = 1, jpi |
---|
| 852 | mxl_abl( ji, jj, jk ) = SQRT( zldw( ji, jk ) * zlup( ji, jk ) ) |
---|
| 853 | END DO |
---|
| 854 | END DO |
---|
| 855 | ! |
---|
| 856 | END DO |
---|
| 857 | # undef zlup |
---|
| 858 | # undef zldw |
---|
| 859 | ! |
---|
| 860 | ! |
---|
| 861 | CASE ( 1 ) ! length-scale computed as the distance to the PBL height |
---|
| 862 | DO jj = 1,jpj ! outer loop |
---|
| 863 | ! |
---|
| 864 | DO ji = 1, jpi ! vector opt. |
---|
| 865 | zcff = 1._wp / pblh( ji, jj ) ! inverse of hbl |
---|
| 866 | DO jk = 1, jpka |
---|
| 867 | zsig = MIN( zcff * ghw_abl( jk ), 1. ) |
---|
| 868 | zcff1 = pblh( ji, jj ) |
---|
| 869 | mxl_abl( ji, jj, jk ) = mxl_min & |
---|
| 870 | & + zsig * ( amx1*zcff1 + bmx1*mxl_min ) & |
---|
| 871 | & + zsig * zsig * ( amx2*zcff1 + bmx2*mxl_min ) & |
---|
| 872 | & + zsig**3 * ( amx3*zcff1 + bmx3*mxl_min ) & |
---|
| 873 | & + zsig**4 * ( amx4*zcff1 + bmx4*mxl_min ) & |
---|
| 874 | & + zsig**5 * ( amx5*zcff1 + bmx5*mxl_min ) |
---|
| 875 | END DO |
---|
| 876 | END DO |
---|
| 877 | ! |
---|
| 878 | END DO |
---|
| 879 | ! |
---|
| 880 | CASE ( 2 ) ! Bougeault & Lacarrere 89 length-scale |
---|
| 881 | ! |
---|
| 882 | # define zlup zRH |
---|
| 883 | # define zldw zFC |
---|
| 884 | ! zCF is used for matrix inversion |
---|
| 885 | ! |
---|
| 886 | DO jj = 1, jpj ! outer loop |
---|
| 887 | |
---|
| 888 | DO ji = 1, jpi |
---|
| 889 | zlup( ji, 1 ) = mxl_min |
---|
| 890 | zldw( ji, 1 ) = mxl_min |
---|
| 891 | zlup( ji, jpka ) = mxl_min |
---|
| 892 | zldw( ji, jpka ) = mxl_min |
---|
| 893 | END DO |
---|
| 894 | |
---|
| 895 | DO jk = 2,jpka-1 |
---|
| 896 | DO ji = 1, jpi |
---|
| 897 | zlup(ji,jk) = ghw_abl(jpka) - ghw_abl(jk) |
---|
| 898 | zldw(ji,jk) = ghw_abl(jk ) - ghw_abl( 1) |
---|
| 899 | END DO |
---|
| 900 | END DO |
---|
| 901 | !! |
---|
| 902 | !! BL89 search for lup |
---|
| 903 | !! ---------------------------------------------------------- |
---|
| 904 | DO jk=2,jpka-1 |
---|
| 905 | ! |
---|
| 906 | DO ji = 1, jpi |
---|
| 907 | zCF(ji,1:jpka) = 0._wp |
---|
| 908 | zCF(ji, jk ) = - tke_abl( ji, jj, jk, nt_a ) |
---|
| 909 | ln_foundl(ji ) = .false. |
---|
| 910 | END DO |
---|
| 911 | ! |
---|
| 912 | DO jkup=jk+1,jpka-1 |
---|
| 913 | DO ji = 1, jpi |
---|
| 914 | zCF (ji,jkup) = zCF (ji,jkup-1) + 0.5_wp * e3t_abl(jkup) * & |
---|
| 915 | & ( zbn2(ji,jj,jkup )*(ghw_abl(jkup )-ghw_abl(jk)) & |
---|
| 916 | & + zbn2(ji,jj,jkup-1)*(ghw_abl(jkup-1)-ghw_abl(jk)) ) |
---|
| 917 | IF( zCF (ji,jkup) * zCF (ji,jkup-1) .le. 0._wp .and. .not. ln_foundl(ji) ) THEN |
---|
| 918 | zcff2 = ghw_abl(jkup ) - ghw_abl(jk) |
---|
| 919 | zcff1 = ghw_abl(jkup-1) - ghw_abl(jk) |
---|
| 920 | zcff = ( zcff1 * zCF(ji,jkup) - zcff2 * zCF(ji,jkup-1) ) / & |
---|
| 921 | & ( zCF(ji,jkup) - zCF(ji,jkup-1) ) |
---|
| 922 | zlup(ji,jk) = zcff |
---|
| 923 | ln_foundl(ji) = .true. |
---|
| 924 | END IF |
---|
| 925 | END DO |
---|
| 926 | END DO |
---|
| 927 | ! |
---|
| 928 | END DO |
---|
| 929 | !! |
---|
| 930 | !! BL89 search for ldwn |
---|
| 931 | !! ---------------------------------------------------------- |
---|
| 932 | DO jk=2,jpka-1 |
---|
| 933 | ! |
---|
| 934 | DO ji = 1, jpi |
---|
| 935 | zCF(ji,1:jpka) = 0._wp |
---|
| 936 | zCF(ji, jk ) = - tke_abl( ji, jj, jk, nt_a ) |
---|
| 937 | ln_foundl(ji ) = .false. |
---|
| 938 | END DO |
---|
| 939 | ! |
---|
| 940 | DO jkdwn=jk-1,1,-1 |
---|
| 941 | DO ji = 1, jpi |
---|
| 942 | zCF (ji,jkdwn) = zCF (ji,jkdwn+1) + 0.5_wp * e3t_abl(jkdwn+1) & |
---|
| 943 | & * ( zbn2(ji,jj,jkdwn+1)*(ghw_abl(jk)-ghw_abl(jkdwn+1)) & |
---|
| 944 | + zbn2(ji,jj,jkdwn )*(ghw_abl(jk)-ghw_abl(jkdwn )) ) |
---|
| 945 | IF(zCF (ji,jkdwn) * zCF (ji,jkdwn+1) .le. 0._wp .and. .not. ln_foundl(ji) ) THEN |
---|
| 946 | zcff2 = ghw_abl(jk) - ghw_abl(jkdwn+1) |
---|
| 947 | zcff1 = ghw_abl(jk) - ghw_abl(jkdwn ) |
---|
| 948 | zcff = ( zcff1 * zCF(ji,jkdwn+1) - zcff2 * zCF(ji,jkdwn) ) / & |
---|
| 949 | & ( zCF(ji,jkdwn+1) - zCF(ji,jkdwn) ) |
---|
| 950 | zldw(ji,jk) = zcff |
---|
| 951 | ln_foundl(ji) = .true. |
---|
| 952 | END IF |
---|
| 953 | END DO |
---|
| 954 | END DO |
---|
| 955 | ! |
---|
| 956 | END DO |
---|
| 957 | |
---|
| 958 | DO jk = 1, jpka |
---|
| 959 | DO ji = 1, jpi |
---|
| 960 | mxl_abl( ji, jj, jk ) = MAX( SQRT( zldw( ji, jk ) * zlup( ji, jk ) ), mxl_min ) |
---|
| 961 | END DO |
---|
| 962 | END DO |
---|
| 963 | |
---|
| 964 | END DO |
---|
| 965 | # undef zlup |
---|
| 966 | # undef zldw |
---|
| 967 | ! |
---|
| 968 | END SELECT |
---|
| 969 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 970 | ! ! Finalize the computation of turbulent visc./diff. |
---|
| 971 | ! !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
---|
| 972 | |
---|
| 973 | !------------- |
---|
| 974 | DO jj = 1, jpj ! outer loop |
---|
| 975 | !------------- |
---|
| 976 | DO jk = 1, jpka |
---|
| 977 | DO ji = 1, jpi ! vector opt. |
---|
| 978 | zcff = MAX( rn_phimax, rn_Ric * mxl_abl( ji, jj, jk ) * mxl_abl( ji, jj, jk ) & |
---|
| 979 | & * zbn2(ji, jj, jk) / tke_abl( ji, jj, jk, nt_a ) ) |
---|
| 980 | zcff2 = 1. / ( 1. + zcff ) !<-- phi_z(z) |
---|
| 981 | zcff = mxl_abl( ji, jj, jk ) * SQRT( tke_abl( ji, jj, jk, nt_a ) ) |
---|
| 982 | !!FL: MAX function probably useless because of the definition of mxl_min |
---|
| 983 | Avm_abl( ji, jj, jk ) = MAX( rn_Cm * zcff , avm_bak ) |
---|
| 984 | Avt_abl( ji, jj, jk ) = MAX( rn_Ct * zcff * zcff2 , avt_bak ) |
---|
| 985 | END DO |
---|
| 986 | END DO |
---|
| 987 | !------------- |
---|
| 988 | END DO |
---|
| 989 | !------------- |
---|
| 990 | |
---|
| 991 | !--------------------------------------------------------------------------------------------------- |
---|
| 992 | END SUBROUTINE abl_zdf_tke |
---|
| 993 | !=================================================================================================== |
---|
| 994 | |
---|
| 995 | |
---|
[11322] | 996 | !=================================================================================================== |
---|
| 997 | SUBROUTINE smooth_pblh( pvar2d, msk ) |
---|
| 998 | !--------------------------------------------------------------------------------------------------- |
---|
| 999 | |
---|
| 1000 | !!---------------------------------------------------------------------- |
---|
| 1001 | !! *** ROUTINE smooth_pblh *** |
---|
| 1002 | !! |
---|
| 1003 | !! ** Purpose : 2D Hanning filter on atmospheric PBL height |
---|
| 1004 | !! |
---|
| 1005 | !! --------------------------------------------------------------------- |
---|
| 1006 | REAL(wp), DIMENSION(jpi,jpj), INTENT(in ) :: msk |
---|
| 1007 | REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: pvar2d |
---|
| 1008 | INTEGER :: ji,jj |
---|
| 1009 | REAL(wp) :: smth_a, smth_b |
---|
| 1010 | REAL(wp), DIMENSION(jpi,jpj) :: zdX,zdY,zFX,zFY |
---|
| 1011 | REAL(wp) :: zumsk,zvmsk |
---|
| 1012 | !! |
---|
| 1013 | !!========================================================= |
---|
| 1014 | !! |
---|
| 1015 | !! Hanning filter |
---|
| 1016 | smth_a = 1._wp / 8._wp |
---|
| 1017 | smth_b = 1._wp / 4._wp |
---|
| 1018 | ! |
---|
| 1019 | DO jj=1,jpj |
---|
| 1020 | DO ji=1,jpi-1 |
---|
| 1021 | zumsk = msk(ji,jj) * msk(ji+1,jj) |
---|
| 1022 | zdX ( ji, jj ) = ( pvar2d( ji+1,jj ) - pvar2d( ji ,jj ) ) * zumsk |
---|
| 1023 | END DO |
---|
| 1024 | END DO |
---|
| 1025 | |
---|
| 1026 | DO jj=1,jpj-1 |
---|
| 1027 | DO ji=1,jpi |
---|
| 1028 | zvmsk = msk(ji,jj) * msk(ji,jj+1) |
---|
| 1029 | zdY ( ji, jj ) = ( pvar2d( ji, jj+1 ) - pvar2d( ji ,jj ) ) * zvmsk |
---|
| 1030 | END DO |
---|
| 1031 | END DO |
---|
| 1032 | |
---|
| 1033 | DO jj=1,jpj-1 |
---|
| 1034 | DO ji=2,jpi-1 |
---|
| 1035 | zFY ( ji, jj ) = zdY ( ji, jj ) & |
---|
| 1036 | & + smth_a* ( (zdX ( ji, jj+1 ) - zdX( ji-1, jj+1 )) & |
---|
| 1037 | & - (zdX ( ji, jj ) - zdX( ji-1, jj )) ) |
---|
| 1038 | END DO |
---|
| 1039 | END DO |
---|
| 1040 | |
---|
| 1041 | DO jj=2,jpj-1 |
---|
| 1042 | DO ji=1,jpi-1 |
---|
| 1043 | zFX( ji, jj ) = zdX( ji, jj ) & |
---|
| 1044 | & + smth_a*( (zdY( ji+1, jj ) - zdY( ji+1, jj-1)) & |
---|
| 1045 | & - (zdY( ji , jj ) - zdY( ji , jj-1)) ) |
---|
| 1046 | END DO |
---|
| 1047 | END DO |
---|
| 1048 | |
---|
[11937] | 1049 | DO jj = 2, jpj-1 |
---|
[11322] | 1050 | DO ji = 2,jpi-1 |
---|
| 1051 | pvar2d( ji ,jj ) = pvar2d( ji ,jj ) & |
---|
| 1052 | & + msk(ji,jj) * smth_b * ( & |
---|
| 1053 | & zFX( ji, jj ) - zFX( ji-1, jj ) & |
---|
| 1054 | & +zFY( ji, jj ) - zFY( ji, jj-1 ) ) |
---|
| 1055 | END DO |
---|
| 1056 | END DO |
---|
| 1057 | !! |
---|
| 1058 | !--------------------------------------------------------------------------------------------------- |
---|
| 1059 | END SUBROUTINE smooth_pblh |
---|
| 1060 | !=================================================================================================== |
---|
| 1061 | |
---|
[11305] | 1062 | !!====================================================================== |
---|
| 1063 | END MODULE ablmod |
---|