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opa.F90 in branches/nemo_v3_3_beta/NEMOGCM/NEMO/OPA_SRC – NEMO

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source: branches/nemo_v3_3_beta/NEMOGCM/NEMO/OPA_SRC/opa.F90 @ 2432

Last change on this file since 2432 was 2432, checked in by gm, 13 years ago
v3.3beta: opa.F90 remove useless USE of dtatem and dtasal
Property svn:keywords set to `Id`
File size: 22.1 KB

Rev	Line
[3]	1	MODULE opa
	2	!!==============================================================================
	3	!! * MODULE opa *
	4	!! Ocean system : OPA ocean dynamics (including on-line tracers and sea-ice)
	5	!!==============================================================================
[1593]	6	!! History : OPA ! 1990-10 (C. Levy, G. Madec) Original code
	7	!! 7.0 ! 1991-11 (M. Imbard, C. Levy, G. Madec)
	8	!! 7.1 ! 1993-03 (M. Imbard, C. Levy, G. Madec, O. Marti, M. Guyon, A. Lazar,
[2104]	9	!! P. Delecluse, C. Perigaud, G. Caniaux, B. Colot, C. Maes) release 7.1
[1593]	10	!! - ! 1992-06 (L.Terray) coupling implementation
	11	!! - ! 1993-11 (M.A. Filiberti) IGLOO sea-ice
	12	!! 8.0 ! 1996-03 (M. Imbard, C. Levy, G. Madec, O. Marti, M. Guyon, A. Lazar,
[2104]	13	!! P. Delecluse, L.Terray, M.A. Filiberti, J. Vialar, A.M. Treguier, M. Levy) release 8.0
[1593]	14	!! 8.1 ! 1997-06 (M. Imbard, G. Madec)
	15	!! 8.2 ! 1999-11 (M. Imbard, H. Goosse) LIM sea-ice model
	16	!! ! 1999-12 (V. Thierry, A-M. Treguier, M. Imbard, M-A. Foujols) OPEN-MP
	17	!! ! 2000-07 (J-M Molines, M. Imbard) Open Boundary Conditions (CLIPPER)
	18	!! NEMO 1.0 ! 2002-08 (G. Madec) F90: Free form and modules
	19	!! - ! 2004-06 (R. Redler, NEC CCRLE, Germany) add OASIS[3/4] coupled interfaces
	20	!! - ! 2004-08 (C. Talandier) New trends organization
	21	!! - ! 2005-06 (C. Ethe) Add the 1D configuration possibility
	22	!! - ! 2005-11 (V. Garnier) Surface pressure gradient organization
	23	!! - ! 2006-03 (L. Debreu, C. Mazauric) Agrif implementation
	24	!! - ! 2006-04 (G. Madec, R. Benshila) Step reorganization
	25	!! - ! 2007-07 (J. Chanut, A. Sellar) Unstructured open boundaries (BDY)
	26	!! 3.2 ! 2009-08 (S. Masson) open/write in the listing file in mpp
[2236]	27	!! 3.3 ! 2010-05 (K. Mogensen, A. Weaver, M. Martin, D. Lea) Assimilation interface
	28	!! - ! 2010-10 (C. Ethe, G. Madec) reorganisation of initialisation phase
[1593]	29	!!----------------------------------------------------------------------
[3]	30
	31	!!----------------------------------------------------------------------
	32	!! opa_model : solve ocean dynamics, tracer and/or sea-ice
[467]	33	!! opa_init : initialization of the opa model
[2104]	34	!! opa_ctl : initialisation of algorithm flag
[300]	35	!! opa_closefile : close remaining files
[3]	36	!!----------------------------------------------------------------------
[2027]	37
[2382]	38	USE step_oce ! module used in the ocean time stepping module
[888]	39	USE sbc_oce ! surface boundary condition: ocean
[2392]	40	USE cla ! cross land advection (tra_cla routine)
[3]	41	USE domcfg ! domain configuration (dom_cfg routine)
	42	USE mppini ! shared/distributed memory setting (mpp_init routine)
	43	USE domain ! domain initialization (dom_init routine)
	44	USE obcini ! open boundary cond. initialization (obc_ini routine)
[911]	45	USE bdyini ! unstructured open boundary cond. initialization (bdy_init routine)
[3]	46	USE istate ! initial state setting (istate_init routine)
	47	USE ldfdyn ! lateral viscosity setting (ldfdyn_init routine)
	48	USE ldftra ! lateral diffusivity setting (ldftra_init routine)
[2392]	49	USE zdfini ! vertical physics setting (zdf_init routine)
[3]	50	USE phycst ! physical constant (par_cst routine)
[2236]	51	USE trdmod ! momentum/tracers trends (trd_mod_init routine)
	52	USE asminc ! assimilation increments (asm_inc_init routine)
	53	USE asmtrj ! writing out state trajectory
	54	USE sshwzv ! vertical velocity used in asm
	55	USE diaptr ! poleward transports (dia_ptr_init routine)
	56	USE diaobs ! Observation diagnostics (dia_obs_init routine)
[3]	57	USE step ! OPA time-stepping (stp routine)
[532]	58	#if defined key_oasis3
[1359]	59	USE cpl_oasis3 ! OASIS3 coupling
[599]	60	#elif defined key_oasis4
[1359]	61	USE cpl_oasis4 ! OASIS4 coupling (not working)
[532]	62	#endif
[2236]	63	#if defined key_c1d
[900]	64	USE c1d ! 1D configuration
	65	USE step_c1d ! Time stepping loop for the 1D configuration
[2236]	66	#endif
[1594]	67	#if defined key_top
[1593]	68	USE trcini ! passive tracer initialisation
[1594]	69	#endif
[1593]	70	USE lib_mpp ! distributed memory computing
[1412]	71	#if defined key_iomput
	72	USE mod_ioclient
[1359]	73	#endif
[268]	74
[3]	75	PRIVATE
	76
[1593]	77	PUBLIC opa_model ! called by model.F90
	78	PUBLIC opa_init ! needed by AGRIF
[467]	79
[1593]	80	CHARACTER (len=64) :: cform_aaa="( /, 'AAAAAAAA', / ) " ! flag for output listing
	81
[3]	82	!!----------------------------------------------------------------------
[2287]	83	!! NEMO/OPA 3.3 , NEMO Consortium (2010)
[2392]	84	!! $Id$
[2329]	85	!! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt)
[3]	86	!!----------------------------------------------------------------------
	87	CONTAINS
	88
	89	SUBROUTINE opa_model
	90	!!----------------------------------------------------------------------
	91	!! * ROUTINE opa *
	92	!!
	93	!! ** Purpose : opa solves the primitive equations on an orthogonal
[1593]	94	!! curvilinear mesh on the sphere.
[3]	95	!!
	96	!! ** Method : - model general initialization
	97	!! - launch the time-stepping (stp routine)
[1593]	98	!! - finalize the run by closing files and communications
[3]	99	!!
[1593]	100	!! References : Madec, Delecluse,Imbard, and Levy, 1997: internal report, IPSL.
	101	!! Madec, 2008, internal report, IPSL.
[3]	102	!!----------------------------------------------------------------------
	103	INTEGER :: istp ! time step index
[389]	104	!!----------------------------------------------------------------------
[2382]	105	!
[392]	106	#if defined key_agrif
[1593]	107	CALL Agrif_Init_Grids() ! AGRIF: set the meshes
[389]	108	#endif
	109
[1593]	110	! !-----------------------!
	111	CALL opa_init !== Initialisations ==!
	112	! !-----------------------!
	113
[682]	114	! check that all process are still there... If some process have an error,
	115	! they will never enter in step and other processes will wait until the end of the cpu time!
[900]	116	IF( lk_mpp ) CALL mpp_max( nstop )
[682]	117
[1593]	118	IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA
	119
	120	! !-----------------------!
	121	! !== time stepping ==!
	122	! !-----------------------!
[900]	123	istp = nit000
[2236]	124	#if defined key_c1d
[389]	125	DO WHILE ( istp <= nitend .AND. nstop == 0 )
[900]	126	CALL stp_c1d( istp )
[389]	127	istp = istp + 1
	128	END DO
[2236]	129	#else
	130	IF( lk_asminc ) THEN
	131	IF( ln_bkgwri ) CALL asm_bkg_wri( nit000 - 1 ) ! Output background fields
	132	IF( ln_trjwri ) CALL asm_trj_wri( nit000 - 1 ) ! Output trajectory fields
	133	IF( ln_asmdin ) THEN ! Direct initialization
	134	IF( ln_trainc ) CALL tra_asm_inc( nit000 - 1 ) ! Tracers
	135	IF( ln_dyninc ) THEN
	136	CALL dyn_asm_inc( nit000 - 1 ) ! Dynamics
	137	IF ( ln_asmdin ) CALL ssh_wzv ( nit000 - 1 ) ! update vertical velocity
	138	ENDIF
	139	IF( ln_sshinc ) CALL ssh_asm_inc( nit000 - 1 ) ! SSH
	140	ENDIF
	141	ENDIF
	142
[389]	143	DO WHILE ( istp <= nitend .AND. nstop == 0 )
[392]	144	#if defined key_agrif
[1593]	145	CALL Agrif_Step( stp ) ! AGRIF: time stepping
[389]	146	#else
[1593]	147	CALL stp( istp ) ! standard time stepping
[389]	148	#endif
	149	istp = istp + 1
[900]	150	IF( lk_mpp ) CALL mpp_max( nstop )
[389]	151	END DO
[2236]	152	#endif
	153
	154	IF( lk_diaobs ) CALL dia_obs_wri
[1593]	155
	156	! !------------------------!
	157	! !== finalize the run ==!
	158	! !------------------------!
	159	IF(lwp) WRITE(numout,cform_aaa) ! Flag AAAAAAA
	160	!
	161	IF( nstop /= 0 .AND. lwp ) THEN ! error print
[682]	162	WRITE(numout,cform_err)
	163	WRITE(numout,*) nstop, ' error have been found'
[389]	164	ENDIF
[1593]	165	!
[389]	166	CALL opa_closefile
[532]	167	#if defined key_oasis3 \|\| defined key_oasis4
[1976]	168	CALL cpl_prism_finalize ! end coupling and mpp communications with OASIS
[532]	169	#else
[1593]	170	IF( lk_mpp ) CALL mppstop ! end mpp communications
[532]	171	#endif
[900]	172	!
[389]	173	END SUBROUTINE opa_model
	174
	175
	176	SUBROUTINE opa_init
	177	!!----------------------------------------------------------------------
	178	!! * ROUTINE opa_init *
	179	!!
	180	!! ** Purpose : initialization of the opa model
	181	!!
	182	!!----------------------------------------------------------------------
[1593]	183	INTEGER :: ilocal_comm
[1581]	184	CHARACTER(len=80),dimension(10) :: cltxt = ''
[1593]	185	INTEGER :: ji ! local loop indices
	186	!!
[1601]	187	NAMELIST/namctl/ ln_ctl , nn_print, nn_ictls, nn_ictle, &
[1976]	188	& nn_isplt, nn_jsplt, nn_jctls, nn_jctle, nn_bench
[3]	189	!!----------------------------------------------------------------------
[1593]	190	!
	191	! ! open Namelist file
[1581]	192	CALL ctl_opn( numnam, 'namelist', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE. )
[1593]	193	!
	194	READ( numnam, namctl ) ! Namelist namctl : Control prints & Benchmark
	195	!
	196	! !--------------------------------------------!
	197	! ! set communicator & select the local node !
	198	! !--------------------------------------------!
[1412]	199	#if defined key_iomput
[2200]	200	IF( Agrif_Root() ) THEN
[1412]	201	# if defined key_oasis3 \|\| defined key_oasis4
[2224]	202	CALL cpl_prism_init( ilocal_comm ) ! nemo local communicator given by oasis
[1412]	203	# endif
[2224]	204	CALL init_ioclient( ilocal_comm ) ! exchange io_server nemo local communicator with the io_server
[2200]	205	ENDIF
[1593]	206	narea = mynode( cltxt, ilocal_comm ) ! Nodes selection
[532]	207	#else
[1412]	208	# if defined key_oasis3 \|\| defined key_oasis4
[2236]	209	IF( Agrif_Root() ) THEN
	210	CALL cpl_prism_init( ilocal_comm ) ! nemo local communicator given by oasis
	211	ENDIF
[1593]	212	narea = mynode( cltxt, ilocal_comm ) ! Nodes selection (control print return in cltxt)
[1412]	213	# else
[2082]	214	ilocal_comm = 0
[1593]	215	narea = mynode( cltxt ) ! Nodes selection (control print return in cltxt)
[1412]	216	# endif
[532]	217	#endif
[1593]	218	narea = narea + 1 ! mynode return the rank of proc (0 --> jpnij -1 )
[3]	219
[1593]	220	lwp = (narea == 1) .OR. ln_ctl ! control of all listing output print
[1579]	221
[1593]	222	IF(lwp) THEN ! open listing units
	223	!
[1581]	224	CALL ctl_opn( numout, 'ocean.output', 'REPLACE', 'FORMATTED', 'SEQUENTIAL', -1, 6, .FALSE., narea )
[1593]	225	!
[1579]	226	WRITE(numout,*)
[1593]	227	WRITE(numout,*) ' CNRS - NERC - Met OFFICE - MERCATOR-ocean'
	228	WRITE(numout,*) ' NEMO team'
[1579]	229	WRITE(numout,*) ' Ocean General Circulation Model'
[2104]	230	WRITE(numout,*) ' version 3.3 (2010) '
[1579]	231	WRITE(numout,*)
	232	WRITE(numout,*)
[1593]	233	DO ji = 1, SIZE(cltxt)
	234	IF( TRIM(cltxt(ji)) /= '' ) WRITE(numout,*) cltxt(ji) ! control print of mynode
[1579]	235	END DO
[1593]	236	WRITE(numout,cform_aaa) ! Flag AAAAAAA
	237	!
[473]	238	ENDIF
[1593]	239	! !--------------------------------!
	240	! ! Model general initialization !
	241	! !--------------------------------!
[473]	242
[2104]	243	CALL opa_ctl ! Control prints & Benchmark
[531]	244
[2082]	245	! ! Domain decomposition
[1593]	246	IF( jpni*jpnj == jpnij ) THEN ; CALL mpp_init ! standard cutting out
	247	ELSE ; CALL mpp_init2 ! eliminate land processors
[3]	248	ENDIF
[2382]	249	!
[2082]	250	! ! General initialization
[2027]	251	CALL phy_cst ! Physical constants
	252	CALL eos_init ! Equation of state
	253	CALL dom_cfg ! Domain configuration
	254	CALL dom_init ! Domain
[413]	255
[2027]	256	IF( ln_ctl ) CALL prt_ctl_init ! Print control
	257
	258	IF( lk_obc ) CALL obc_init ! Open boundaries
	259	IF( lk_bdy ) CALL bdy_init ! Unstructured open boundaries
	260
	261	IF( ln_zps ) CALL zps_hde_init ! Partial steps: horizontal derivative
	262	CALL istate_init ! ocean initial state (Dynamics and tracers)
	263
[3]	264	! ! Ocean physics
[2104]	265	CALL sbc_init ! Forcings : surface module
[2082]	266	! ! Vertical physics
	267	CALL zdf_init ! namelist read
	268	CALL zdf_bfr_init ! bottom friction
	269	IF( lk_zdfric ) CALL zdf_ric_init ! Richardson number dependent Kz
[2329]	270	IF( lk_zdftke ) CALL zdf_tke_init ! TKE closure scheme
	271	IF( lk_zdfgls ) CALL zdf_gls_init ! GLS closure scheme
	272	IF( lk_zdfkpp ) CALL zdf_kpp_init ! KPP closure scheme
[2082]	273	IF( lk_zdftmx ) CALL zdf_tmx_init ! tidal vertical mixing
[2027]	274	IF( lk_zdfddm .AND. .NOT. lk_zdfkpp ) &
[2082]	275	& CALL zdf_ddm_init ! double diffusive mixing
	276	! ! Lateral physics
	277	CALL ldf_tra_init ! Lateral ocean tracer physics
	278	CALL ldf_dyn_init ! Lateral ocean momentum physics
[2392]	279	IF( lk_ldfslp ) CALL ldf_slp_init ! slope of lateral mixing
[2082]	280
[2027]	281	! ! Active tracers
	282	CALL tra_qsr_init ! penetrative solar radiation qsr
[2325]	283	CALL tra_bbc_init ! bottom heat flux
[2027]	284	IF( lk_trabbl ) CALL tra_bbl_init ! advective (and/or diffusive) bottom boundary layer scheme
	285	IF( lk_tradmp ) CALL tra_dmp_init ! internal damping trends
	286	CALL tra_adv_init ! horizontal & vertical advection
	287	CALL tra_ldf_init ! lateral mixing
	288	CALL tra_zdf_init ! vertical mixing and after tracer fields
	289
	290	! ! Dynamics
	291	CALL dyn_adv_init ! advection (vector or flux form)
[2104]	292	CALL dyn_vor_init ! vorticity term including Coriolis
[2027]	293	CALL dyn_ldf_init ! lateral mixing
[2104]	294	CALL dyn_hpg_init ! horizontal gradient of Hydrostatic pressure
[2027]	295	CALL dyn_zdf_init ! vertical diffusion
	296	CALL dyn_spg_init ! surface pressure gradient
[2392]	297
	298	! ! Misc. options
	299	IF( nn_cla == 1 ) CALL cla_init ! Cross Land Advection
	300
[1594]	301	#if defined key_top
[2027]	302	! ! Passive tracers
[2082]	303	CALL trc_init
[1594]	304	#endif
[2382]	305	! ! Diagnostics
[2027]	306	CALL iom_init ! iom_put initialization
[2392]	307	IF( lk_floats ) CALL flo_init ! drifting Floats
	308	IF( lk_diaar5 ) CALL dia_ar5_init ! ar5 diag
[2027]	309	CALL dia_ptr_init ! Poleward TRansports initialization
[2148]	310	CALL dia_hsb_init ! heat content, salt content and volume budgets
[2027]	311	CALL trd_mod_init ! Mixed-layer/Vorticity/Integral constraints trends
[2392]	312	IF( lk_diaobs ) THEN ! Observation & model comparison
[2382]	313	CALL dia_obs_init ! Initialize observational data
	314	CALL dia_obs( nit000 - 1 ) ! Observation operator for restart
[2236]	315	ENDIF
[2382]	316	! ! Assimilation increments
[2392]	317	IF( lk_asminc ) CALL asm_inc_init ! Initialize assimilation increments
[2382]	318	IF(lwp) WRITE(numout,*) 'Euler time step switch is ', neuler
[1593]	319	!
[389]	320	END SUBROUTINE opa_init
[467]	321
	322
[2104]	323	SUBROUTINE opa_ctl
[467]	324	!!----------------------------------------------------------------------
	325	!! * ROUTINE opa *
	326	!!
[1593]	327	!! ** Purpose : Initialise logical flags that control the choice of
	328	!! some algorithm or control print
[467]	329	!!
[1593]	330	!! ** Method : - print namctl information
	331	!! - Read in namilist namflg logical flags
[467]	332	!!----------------------------------------------------------------------
[1601]	333	NAMELIST/namdyn_hpg/ ln_hpg_zco , ln_hpg_zps , ln_hpg_sco, ln_hpg_hel, &
	334	& ln_hpg_wdj , ln_hpg_djc , ln_hpg_rot, rn_gamma , &
	335	& ln_dynhpg_imp, nn_dynhpg_rst
[467]	336	!!----------------------------------------------------------------------
	337
[1601]	338	IF(lwp) THEN ! Parameter print
[531]	339	WRITE(numout,*)
[2104]	340	WRITE(numout,*) 'opa_ctl: Control prints & Benchmark'
[531]	341	WRITE(numout,*) '~~~~~~~ '
[1593]	342	WRITE(numout,*) ' Namelist namctl'
[1601]	343	WRITE(numout,*) ' run control (for debugging) ln_ctl = ', ln_ctl
	344	WRITE(numout,*) ' level of print nn_print = ', nn_print
	345	WRITE(numout,*) ' Start i indice for SUM control nn_ictls = ', nn_ictls
	346	WRITE(numout,*) ' End i indice for SUM control nn_ictle = ', nn_ictle
	347	WRITE(numout,*) ' Start j indice for SUM control nn_jctls = ', nn_jctls
	348	WRITE(numout,*) ' End j indice for SUM control nn_jctle = ', nn_jctle
	349	WRITE(numout,*) ' number of proc. following i nn_isplt = ', nn_isplt
	350	WRITE(numout,*) ' number of proc. following j nn_jsplt = ', nn_jsplt
	351	WRITE(numout,*) ' benchmark parameter (0/1) nn_bench = ', nn_bench
[531]	352	ENDIF
	353
[1601]	354	nprint = nn_print ! convert DOCTOR namelist names into OLD names
	355	nictls = nn_ictls
	356	nictle = nn_ictle
	357	njctls = nn_jctls
	358	njctle = nn_jctle
	359	isplt = nn_isplt
	360	jsplt = nn_jsplt
	361	nbench = nn_bench
	362
[1593]	363	! ! Parameter control
	364	!
	365	IF( ln_ctl ) THEN ! sub-domain area indices for the control prints
	366	IF( lk_mpp ) THEN
	367	isplt = jpni ; jsplt = jpnj ; ijsplt = jpni*jpnj ! the domain is forced to the real splitted domain
[531]	368	ELSE
	369	IF( isplt == 1 .AND. jsplt == 1 ) THEN
[1593]	370	CALL ctl_warn( ' - isplt & jsplt are equal to 1', &
	371	& ' - the print control will be done over the whole domain' )
[531]	372	ENDIF
[1593]	373	ijsplt = isplt * jsplt ! total number of processors ijsplt
[531]	374	ENDIF
	375	IF(lwp) WRITE(numout,*)' - The total number of processors over which the'
	376	IF(lwp) WRITE(numout,*)' print control will be done is ijsplt : ', ijsplt
[1593]	377	!
	378	! ! indices used for the SUM control
	379	IF( nictls+nictle+njctls+njctle == 0 ) THEN ! print control done over the default area
	380	lsp_area = .FALSE.
	381	ELSE ! print control done over a specific area
[531]	382	lsp_area = .TRUE.
	383	IF( nictls < 1 .OR. nictls > jpiglo ) THEN
	384	CALL ctl_warn( ' - nictls must be 1<=nictls>=jpiglo, it is forced to 1' )
	385	nictls = 1
	386	ENDIF
	387	IF( nictle < 1 .OR. nictle > jpiglo ) THEN
	388	CALL ctl_warn( ' - nictle must be 1<=nictle>=jpiglo, it is forced to jpiglo' )
	389	nictle = jpiglo
	390	ENDIF
	391	IF( njctls < 1 .OR. njctls > jpjglo ) THEN
	392	CALL ctl_warn( ' - njctls must be 1<=njctls>=jpjglo, it is forced to 1' )
	393	njctls = 1
	394	ENDIF
	395	IF( njctle < 1 .OR. njctle > jpjglo ) THEN
	396	CALL ctl_warn( ' - njctle must be 1<=njctle>=jpjglo, it is forced to jpjglo' )
	397	njctle = jpjglo
	398	ENDIF
[1593]	399	ENDIF
	400	ENDIF
[531]	401
[1593]	402	IF( nbench == 1 ) THEN ! Benchmark
[531]	403	SELECT CASE ( cp_cfg )
[1593]	404	CASE ( 'gyre' ) ; CALL ctl_warn( ' The Benchmark is activated ' )
	405	CASE DEFAULT ; CALL ctl_stop( ' The Benchmark is based on the GYRE configuration:', &
	406	& ' key_gyre must be used or set nbench = 0' )
[531]	407	END SELECT
	408	ENDIF
[1593]	409	!
[2429]	410	#if defined key_c1d
[2409]	411	IF( lk_c1d .AND. .NOT. lk_iomput ) &
	412	CALL ctl_stop( ' The 1D vertical configuration must be used in conjunction', &
	413	& ' with the IOM Input/Output manager. Compile with key_iomput enabled' )
[2429]	414	#endif
[2409]	415	!
[2104]	416	END SUBROUTINE opa_ctl
[467]	417
	418
	419	SUBROUTINE opa_closefile
	420	!!----------------------------------------------------------------------
	421	!! * ROUTINE opa_closefile *
	422	!!
	423	!! ** Purpose : Close the files
	424	!!----------------------------------------------------------------------
[1593]	425	!
	426	IF( lk_mpp ) CALL mppsync
	427	!
[1685]	428	CALL iom_close ! close all input/output files managed by iom_*
[1593]	429	!
[1685]	430	IF( numstp /= -1 ) CLOSE( numstp ) ! time-step file
	431	IF( numsol /= -1 ) CLOSE( numsol ) ! solver file
	432	IF( numnam /= -1 ) CLOSE( numnam ) ! oce namelist
	433	IF( numnam_ice /= -1 ) CLOSE( numnam_ice ) ! ice namelist
	434	IF( numevo_ice /= -1 ) CLOSE( numevo_ice ) ! ice variables (temp. evolution)
	435	IF( numout /= 6 ) CLOSE( numout ) ! standard model output file
	436	numout = 6 ! redefine numout in case it is used after this point...
[1593]	437	!
[467]	438	END SUBROUTINE opa_closefile
	439
[3]	440	!!======================================================================
	441	END MODULE opa

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