| 1 | MODULE iceini_2 |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE iceini *** |
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| 4 | !! Sea-ice model : LIM 2.0 Sea ice model Initialization |
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| 5 | !!====================================================================== |
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| 6 | !! History : 1.0 ! 02-08 (G. Madec) F90: Free form and modules |
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| 7 | !! 2.0 ! 03-08 (C. Ethe) add ice_run |
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| 8 | !!---------------------------------------------------------------------- |
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| 9 | #if defined key_lim2 |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! 'key_lim2' : LIM 2.0 sea-ice model |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! ice_init_2 : LIM-2 sea-ice model initialization |
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| 14 | !!---------------------------------------------------------------------- |
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| 15 | USE dom_oce ! ocean domain |
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| 16 | USE dom_ice_2 ! LIM-2 : ice domain |
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| 17 | USE sbc_oce ! ocean surface boundary condition |
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| 18 | USE sbc_ice ! ice surface boundary condition |
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| 19 | USE phycst ! physical constant |
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| 20 | USE ice_2 ! LIM-2 variables |
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| 21 | USE limmsh_2 ! LIM-2 mesh |
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| 22 | USE limistate_2 ! LIM-2 inital state |
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| 23 | USE limrst_2 ! LIM-2 restart |
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| 24 | USE in_out_manager ! I/O manager |
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| 25 | |
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| 26 | IMPLICIT NONE |
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| 27 | PRIVATE |
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| 28 | |
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| 29 | PUBLIC ice_init_2 ! called by sbcice_lim_2.F90 |
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| 30 | |
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| 31 | !!---------------------------------------------------------------------- |
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| 32 | !! NEMO/LIM 3.3, UCL-LOCEAN-IPSL (2010) |
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| 33 | !! $Id$ |
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| 34 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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| 35 | !!---------------------------------------------------------------------- |
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| 36 | |
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| 37 | CONTAINS |
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| 38 | |
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| 39 | SUBROUTINE ice_init_2 |
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| 40 | !!---------------------------------------------------------------------- |
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| 41 | !! *** ROUTINE ice_init_2 *** |
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| 42 | !! |
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| 43 | !! ** purpose : LIM-2 sea-ice model initialisation |
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| 44 | !! |
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| 45 | !! ** input : namelist_ice file |
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| 46 | !! namelist namicerun (inside namelist_ice file) |
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| 47 | !!---------------------------------------------------------------------- |
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| 48 | NAMELIST/namicerun/ cn_icerst_in, cn_icerst_out, ln_limdyn, ln_limdmp, acrit, hsndif, hicdif |
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| 49 | !!------------------------------------------------------------------- |
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| 50 | ! |
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| 51 | ! ! Open the ice namelist file |
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| 52 | CALL ctl_opn( numnam_ice, 'namelist_ice', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp ) |
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| 53 | ! |
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| 54 | REWIND ( numnam_ice ) ! Read Namelist namicerun |
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| 55 | READ ( numnam_ice , namicerun ) |
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| 56 | ! |
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| 57 | IF(lwp) THEN ! control print |
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| 58 | WRITE(numout,*) |
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| 59 | WRITE(numout,*) 'ice_run : ice share parameters for dynamics/advection/thermo of sea-ice' |
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| 60 | WRITE(numout,*) ' ~~~~~~' |
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| 61 | WRITE(numout,*) ' switch for ice dynamics (1) or not (0) ln_limdyn = ', ln_limdyn |
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| 62 | WRITE(numout,*) ' Ice damping ln_limdmp = ', ln_limdmp |
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| 63 | WRITE(numout,*) ' minimum fraction for leads in the NH (SH) acrit(1/2) = ', acrit(:) |
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| 64 | WRITE(numout,*) ' computation of temp. in snow (=0) or not (=9999) hsndif = ', hsndif |
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| 65 | WRITE(numout,*) ' computation of temp. in ice (=0) or not (=9999) hicdif = ', hicdif |
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| 66 | ENDIF |
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| 67 | ! |
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| 68 | rdt_ice = nn_fsbc * rdttra(1) ! set ice time step to surface tracer time step |
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| 69 | r1_rdt_ice = 1.e0 / rdt_ice |
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| 70 | ! |
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| 71 | CALL lim_msh_2 ! ice mesh initialization |
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| 72 | ! |
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| 73 | ! ! Initial sea-ice state |
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| 74 | IF( .NOT.ln_rstart ) THEN ; CALL lim_istate_2 ! start from rest: sea-ice deduced from sst |
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| 75 | ELSE ; CALL lim_rst_read_2 ! start from a restart file |
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| 76 | ENDIF |
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| 77 | ! |
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| 78 | tn_ice(:,:,1) = sist(:,:) ! set initial ice temperature |
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| 79 | ! |
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| 80 | fr_i (:,:) = 1.0 - frld(:,:) ! set initial ice fraction |
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| 81 | ! |
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| 82 | END SUBROUTINE ice_init_2 |
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| 83 | |
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| 84 | #else |
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| 85 | !!---------------------------------------------------------------------- |
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| 86 | !! Default option : Empty module NO LIM 2.0 sea-ice model |
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| 87 | !!---------------------------------------------------------------------- |
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| 88 | CONTAINS |
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| 89 | SUBROUTINE ice_init_2 ! Empty routine |
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| 90 | END SUBROUTINE ice_init_2 |
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| 91 | #endif |
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| 92 | |
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| 93 | !!====================================================================== |
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| 94 | END MODULE iceini_2 |
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