[3443] | 1 | MODULE sedstp |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE sedstp *** |
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| 4 | !! Sediment model : Sediment model time-stepping |
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| 5 | !!====================================================================== |
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| 6 | USE sed ! sediment global variables |
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| 7 | USE seddta ! data read |
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| 8 | USE sedchem ! chemical constant |
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| 9 | USE sedco3 ! carbonate in sediment pore water |
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[10222] | 10 | USE sedorg ! Organic reactions and diffusion |
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| 11 | USE sedinorg ! Inorganic dissolution |
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[3443] | 12 | USE sedbtb ! bioturbation |
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| 13 | USE sedadv ! vertical advection |
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| 14 | USE sedmbc ! mass balance calculation |
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| 15 | USE sedsfc ! sediment surface data |
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| 16 | USE sedrst ! restart |
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| 17 | USE sedwri ! outputs |
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[10222] | 18 | USE trcdmp_sed |
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| 19 | USE lib_mpp ! distribued memory computing library |
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| 20 | USE iom |
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[3443] | 21 | |
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| 22 | IMPLICIT NONE |
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| 23 | PRIVATE |
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| 24 | |
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| 25 | !! * Routine accessibility |
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| 26 | PUBLIC sed_stp ! called by step.F90 |
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| 27 | |
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[5215] | 28 | !! $Id$ |
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[3443] | 29 | CONTAINS |
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| 30 | |
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[12377] | 31 | SUBROUTINE sed_stp ( kt, Kbb, Kmm, Krhs ) |
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[3443] | 32 | !!--------------------------------------------------------------------- |
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| 33 | !! *** ROUTINE sed_stp *** |
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| 34 | !! |
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| 35 | !! ** Purpose : Sediment time stepping |
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| 36 | !! Simulation of pore water chemistry |
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| 37 | !! |
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| 38 | !! ** Action : |
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| 39 | !! |
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| 40 | !! |
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| 41 | !! History : |
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| 42 | !! ! 98-08 (E. Maier-Reimer, Christoph Heinze ) Original code |
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| 43 | !! ! 04-10 (N. Emprin, M. Gehlen ) coupled with PISCES |
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| 44 | !! ! 06-04 (C. Ethe) Re-organization |
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| 45 | !!---------------------------------------------------------------------- |
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[12377] | 46 | INTEGER, INTENT(in) :: kt ! number of iteration |
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| 47 | INTEGER, INTENT(in) :: Kbb, Kmm, Krhs ! time level indices |
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[10222] | 48 | INTEGER :: ji,jk,js,jn,jw |
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[3443] | 49 | !!---------------------------------------------------------------------- |
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[10222] | 50 | IF( ln_timing ) CALL timing_start('sed_stp') |
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| 51 | ! |
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| 52 | CALL sed_rst_opn ( kt ) ! Open tracer restart file |
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| 53 | IF( lrst_sed ) CALL sed_rst_cal ( kt, 'WRITE' ) ! calenda |
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[3443] | 54 | |
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[12377] | 55 | IF(ln_sediment_offline) CALL trc_dmp_sed ( kt, Kbb, Kmm, Krhs ) |
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[10222] | 56 | |
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[12724] | 57 | dtsed = rDt_trc |
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[10222] | 58 | ! dtsed2 = dtsed |
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| 59 | IF (kt /= nitsed000) THEN |
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[12377] | 60 | CALL sed_dta( kt, Kbb, Kmm ) ! Load Data for bot. wat. Chem and fluxes |
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[3443] | 61 | ENDIF |
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| 62 | |
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[10222] | 63 | IF (sedmask == 1. ) THEN |
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| 64 | IF( kt /= nitsed000 ) THEN |
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| 65 | CALL sed_chem( kt ) ! update of chemical constant to account for salinity, temperature changes |
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| 66 | ENDIF |
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| 67 | |
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| 68 | CALL sed_btb( kt ) ! 1st pass of bioturbation at t+1/2 |
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| 69 | CALL sed_org( kt ) ! Organic related reactions and diffusion |
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| 70 | CALL sed_inorg( kt ) ! Dissolution reaction |
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| 71 | CALL sed_btb( kt ) ! 2nd pass of bioturbation at t+1 |
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| 72 | tokbot(:,:) = 0.0 |
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| 73 | DO jw = 1, jpwat |
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| 74 | DO ji = 1, jpoce |
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| 75 | tokbot(ji,jw) = pwcp(ji,1,jw) * 1.e-3 * dzkbot(ji) |
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| 76 | END DO |
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| 77 | ENDDO |
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| 78 | CALL sed_adv( kt ) ! advection |
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| 79 | CALL sed_co3( kt ) ! pH actualization for saving |
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| 80 | ! This routine is commented out since it does not work at all |
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| 81 | CALL sed_mbc( kt ) ! cumulation for mass balance calculation |
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| 82 | |
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[12377] | 83 | IF (ln_sed_2way) CALL sed_sfc( kt, Kbb ) ! Give back new bottom wat chem to tracer model |
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[10222] | 84 | ENDIF |
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[3443] | 85 | CALL sed_wri( kt ) ! outputs |
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[10222] | 86 | IF( kt == nitsed000 ) THEN |
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| 87 | CALL iom_close( numrsr ) ! close input tracer restart file |
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| 88 | ! IF(lwm) CALL FLUSH( numont ) ! flush namelist output |
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| 89 | ENDIF |
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| 90 | IF( lrst_sed ) CALL sed_rst_wri( kt ) ! restart file output |
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[3443] | 91 | |
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| 92 | IF( kt == nitsedend ) CLOSE( numsed ) |
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| 93 | |
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[10222] | 94 | IF( ln_timing ) CALL timing_stop('sed_stp') |
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| 95 | |
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[3443] | 96 | END SUBROUTINE sed_stp |
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| 97 | |
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| 98 | END MODULE sedstp |
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