1 | MODULE isfnxt |
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2 | !!========================================================================= |
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3 | !! *** MODULE isfnxt *** |
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4 | !! Ice shelf update: compute the dynnxt ice shelf contribution |
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5 | !!========================================================================= |
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6 | !! History : OPA ! 2019-09 (P. Mathiot) Original code |
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7 | !!------------------------------------------------------------------------- |
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8 | |
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9 | !!------------------------------------------------------------------------- |
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10 | !! dyn_nxt : obtain the next (after) horizontal velocity |
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11 | !!------------------------------------------------------------------------- |
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12 | |
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13 | USE isf |
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14 | USE dom_oce |
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15 | USE in_out_manager |
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16 | |
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17 | IMPLICIT NONE |
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18 | |
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19 | PRIVATE |
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20 | |
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21 | PUBLIC isf_dynnxt ! isf_tranxt |
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22 | |
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23 | CONTAINS |
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24 | |
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25 | SUBROUTINE isf_dynnxt ( pcoef ) |
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26 | !!-------------------------------------------------------------------- |
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27 | !! *** ROUTINE isf_dynnxt *** |
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28 | !! |
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29 | !! ** Purpose : compute the ice shelf volume filter correction for cavity, param, ice sheet coupling case |
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30 | !! |
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31 | !!-------------------------------------------------------------------- |
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32 | !!-------------------------- OUT ------------------------------------- |
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33 | REAL(wp), INTENT(in ) :: pcoef ! atfp * rdt * r1_rau0 |
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34 | !!-------------------------- IN ------------------------------------- |
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35 | !!-------------------------------------------------------------------- |
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36 | !!-------------------------------------------------------------------- |
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37 | ! |
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38 | ! ice shelf cavity |
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39 | IF ( ln_isfcav_mlt ) CALL isf_dynnxt_mlt(misfkt_cav, misfkb_cav, rhisf_tbl_cav, rfrac_tbl_cav, fwfisf_cav, fwfisf_cav_b, pcoef) |
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40 | ! |
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41 | ! ice shelf parametrised |
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42 | IF ( ln_isfpar_mlt ) CALL isf_dynnxt_mlt(misfkt_par, misfkb_par, rhisf_tbl_par, rfrac_tbl_par, fwfisf_par, fwfisf_par_b, pcoef) |
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43 | ! |
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44 | ! ice sheet coupling |
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45 | !IF ( ln_iscpl_hsb ) CALL isf_dynnxt_cpl(...zcoef) |
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46 | ! |
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47 | END SUBROUTINE isf_dynnxt |
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48 | |
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49 | SUBROUTINE isf_dynnxt_mlt ( ktop, kbot, phtbl, pfrac, pfwf, pfwf_b, pcoef ) |
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50 | !!-------------------------------------------------------------------- |
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51 | !! *** ROUTINE isf_dynnxt_mlt *** |
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52 | !! |
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53 | !! ** Purpose : compute the ice shelf volume filter correction for cavity or param |
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54 | !! |
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55 | !!-------------------------------------------------------------------- |
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56 | !!-------------------------- OUT ------------------------------------- |
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57 | !!-------------------------- IN ------------------------------------- |
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58 | INTEGER , DIMENSION(jpi,jpj), INTENT(in ) :: ktop , kbot ! top and bottom level of tbl |
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59 | REAL(wp), DIMENSION(jpi,jpj), INTENT(in ) :: pfrac, phtbl ! fraction of bottom cell included in tbl, tbl thickness |
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60 | REAL(wp), DIMENSION(jpi,jpj), INTENT(in ) :: pfwf , pfwf_b ! now/before fwf |
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61 | REAL(wp), INTENT(in ) :: pcoef ! atfp * rdt * r1_rau0 |
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62 | !!---------------------------------------------------------------------- |
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63 | INTEGER :: ji,jj,jk |
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64 | REAL(wp), DIMENSION(jpi,jpj) :: zfwfinc |
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65 | !!---------------------------------------------------------------------- |
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66 | ! |
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67 | ! compute fwf conservation correction |
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68 | zfwfinc(:,:) = pcoef * ( pfwf_b(:,:) - pfwf(:,:) ) / phtbl(:,:) |
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69 | ! |
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70 | ! add the increment in the tbl |
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71 | DO jk = 1, jpkm1 |
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72 | DO jj = 1, jpj |
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73 | DO ji = 1, jpi |
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74 | IF( ktop(ji,jj) <= jk .AND. jk < kbot(ji,jj) ) THEN |
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75 | e3t_b(ji,jj,jk) = e3t_b(ji,jj,jk) - zfwfinc(ji,jj) * e3t_n(ji,jj,jk) |
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76 | ELSEIF ( jk == kbot(ji,jj) ) THEN |
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77 | e3t_b(ji,jj,jk) = e3t_b(ji,jj,jk) - zfwfinc(ji,jj) * e3t_n(ji,jj,jk) * pfrac(ji,jj) |
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78 | ENDIF |
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79 | END DO |
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80 | END DO |
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81 | END DO |
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82 | ! |
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83 | END SUBROUTINE isf_dynnxt_mlt |
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84 | |
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85 | END MODULE isfnxt |
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