1 | MODULE dtasal |
---|
2 | !!====================================================================== |
---|
3 | !! *** MODULE dtasal *** |
---|
4 | !! Ocean data : read ocean salinity data from monthly atlas data |
---|
5 | !!===================================================================== |
---|
6 | !! History : OPA ! 1991-03 () Original code |
---|
7 | !! - ! 1992-07 (M. Imbard) |
---|
8 | !! 8.0 ! 1999-10 (M.A. Foujols, M. Imbard) NetCDF FORMAT |
---|
9 | !! NEMO 1.0 ! 2002-06 (G. Madec) F90: Free form and module |
---|
10 | !! 3.3 ! 2010-10 (C. Bricaud, S. Masson) use of fldread |
---|
11 | !!---------------------------------------------------------------------- |
---|
12 | #if defined key_dtasal || defined key_esopa |
---|
13 | !!---------------------------------------------------------------------- |
---|
14 | !! 'key_dtasal' salinity data |
---|
15 | !!---------------------------------------------------------------------- |
---|
16 | !! dta_sal : read ocean salinity data |
---|
17 | !!---------------------------------------------------------------------- |
---|
18 | USE oce ! ocean dynamics and tracers |
---|
19 | USE dom_oce ! ocean space and time domain |
---|
20 | USE fldread ! read input fields |
---|
21 | USE in_out_manager ! I/O manager |
---|
22 | USE phycst ! physical constants |
---|
23 | |
---|
24 | IMPLICIT NONE |
---|
25 | PRIVATE |
---|
26 | |
---|
27 | PUBLIC dta_sal ! called by step.F90 and inidta.F90 |
---|
28 | |
---|
29 | LOGICAL , PUBLIC, PARAMETER :: lk_dtasal = .TRUE. !: salinity data flag |
---|
30 | REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpk) :: s_dta !: salinity data at given time-step |
---|
31 | |
---|
32 | TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_sal ! structure of input SST (file informations, fields read) |
---|
33 | |
---|
34 | !! * Substitutions |
---|
35 | # include "domzgr_substitute.h90" |
---|
36 | !!---------------------------------------------------------------------- |
---|
37 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
---|
38 | !! $Id$ |
---|
39 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
---|
40 | !!---------------------------------------------------------------------- |
---|
41 | CONTAINS |
---|
42 | |
---|
43 | SUBROUTINE dta_sal( kt ) |
---|
44 | !!---------------------------------------------------------------------- |
---|
45 | !! *** ROUTINE dta_sal *** |
---|
46 | !! |
---|
47 | !! ** Purpose : Reads monthly salinity data |
---|
48 | !! |
---|
49 | !! ** Method : - Read on unit numsdt the monthly salinity data interpo- |
---|
50 | !! lated onto the model grid. |
---|
51 | !! - At each time step, a linear interpolation is applied |
---|
52 | !! between two monthly values. |
---|
53 | !!---------------------------------------------------------------------- |
---|
54 | INTEGER, INTENT(in) :: kt ! ocean time step |
---|
55 | ! |
---|
56 | INTEGER :: ji, jj, jk, jl, jkk ! dummy loop indicies |
---|
57 | INTEGER :: ik, ierror ! temporary integers |
---|
58 | #if defined key_tradmp |
---|
59 | INTEGER :: il0, il1, ii0, ii1, ij0, ij1 ! temporary integers |
---|
60 | #endif |
---|
61 | REAL(wp):: zl |
---|
62 | REAL(wp), DIMENSION(jpk) :: zsaldta ! auxiliary array for interpolation |
---|
63 | CHARACTER(len=100) :: cn_dir ! Root directory for location of ssr files |
---|
64 | TYPE(FLD_N) :: sn_sal |
---|
65 | LOGICAL , SAVE :: linit_sal = .FALSE. |
---|
66 | !! |
---|
67 | NAMELIST/namdta_sal/ cn_dir, sn_sal |
---|
68 | !!---------------------------------------------------------------------- |
---|
69 | |
---|
70 | ! 1. Initialization |
---|
71 | ! ----------------------- |
---|
72 | |
---|
73 | IF( kt == nit000 .AND. ( .NOT. linit_sal ) ) THEN |
---|
74 | |
---|
75 | ! ! set file information |
---|
76 | cn_dir = './' ! directory in which the model is executed |
---|
77 | ! ... default values (NB: frequency positive => hours, negative => months) |
---|
78 | ! ! file ! frequency ! variable ! time intep ! clim ! 'yearly' or ! weights ! rotation ! |
---|
79 | ! ! name ! (hours) ! name ! (T/F) ! (T/F) ! 'monthly' ! filename ! pairs ! |
---|
80 | sn_sal = FLD_N( 'salinity', -1. ,'vosaline', .false. , .true. , 'monthly' , '' , '' ) |
---|
81 | |
---|
82 | REWIND ( numnam ) ! read in namlist namdta_sal |
---|
83 | READ( numnam, namdta_sal ) |
---|
84 | |
---|
85 | IF(lwp) THEN ! control print |
---|
86 | WRITE(numout,*) |
---|
87 | WRITE(numout,*) 'dta_sal : Salinity Climatology ' |
---|
88 | WRITE(numout,*) '~~~~~~~ ' |
---|
89 | ENDIF |
---|
90 | ALLOCATE( sf_sal(1), STAT=ierror ) |
---|
91 | IF( ierror > 0 ) THEN |
---|
92 | CALL ctl_stop( 'dta_sal: unable to allocate sf_sal structure' ) ; RETURN |
---|
93 | ENDIF |
---|
94 | ALLOCATE( sf_sal(1)%fnow(jpi,jpj,jpk) ) |
---|
95 | IF( sn_sal%ln_tint ) ALLOCATE( sf_sal(1)%fdta(jpi,jpj,jpk,2) ) |
---|
96 | ! ! fill sf_sal with sn_sal and control print |
---|
97 | CALL fld_fill( sf_sal, (/ sn_sal /), cn_dir, 'dta_sal', 'Salinity data', 'namdta_sal' ) |
---|
98 | linit_sal = .TRUE. |
---|
99 | ENDIF |
---|
100 | |
---|
101 | ! 2. Read monthly file |
---|
102 | ! ------------------- |
---|
103 | |
---|
104 | CALL fld_read( kt, 1, sf_sal ) |
---|
105 | |
---|
106 | IF( lwp .AND. kt == nit000 ) THEN |
---|
107 | WRITE(numout,*) |
---|
108 | WRITE(numout,*) ' read Levitus salinity ok' |
---|
109 | WRITE(numout,*) |
---|
110 | ENDIF |
---|
111 | |
---|
112 | #if defined key_tradmp |
---|
113 | IF( cp_cfg == "orca" .AND. jp_cfg == 2 ) THEN ! ORCA_R2 configuration |
---|
114 | ! |
---|
115 | ij0 = 101 ; ij1 = 109 |
---|
116 | ii0 = 141 ; ii1 = 155 |
---|
117 | DO jj = mj0(ij0), mj1(ij1) ! Reduced salinity in the Alboran Sea |
---|
118 | DO ji = mi0(ii0), mi1(ii1) |
---|
119 | sf_sal(1)%fnow(ji,jj,13:13) = sf_sal(1)%fnow(ji,jj,13:13) - 0.15 |
---|
120 | sf_sal(1)%fnow(ji,jj,14:15) = sf_sal(1)%fnow(ji,jj,14:15) - 0.25 |
---|
121 | sf_sal(1)%fnow(ji,jj,16:17) = sf_sal(1)%fnow(ji,jj,16:17) - 0.30 |
---|
122 | sf_sal(1)%fnow(ji,jj,18:25) = sf_sal(1)%fnow(ji,jj,18:25) - 0.35 |
---|
123 | END DO |
---|
124 | END DO |
---|
125 | ! |
---|
126 | IF( nn_cla == 1 ) THEN |
---|
127 | ! ! New salinity profile at Gibraltar |
---|
128 | il0 = 138 ; il1 = 138 |
---|
129 | ij0 = 101 ; ij1 = 102 |
---|
130 | ii0 = 139 ; ii1 = 139 |
---|
131 | DO jl = mi0(il0), mi1(il1) |
---|
132 | DO jj = mj0(ij0), mj1(ij1) |
---|
133 | DO ji = mi0(ii0), mi1(ii1) |
---|
134 | sf_sal(1)%fnow(ji,jj,:) = sf_sal(1)%fnow(jl,jj,:) |
---|
135 | END DO |
---|
136 | END DO |
---|
137 | END DO |
---|
138 | ! ! New salinity profile at Bab el Mandeb |
---|
139 | il0 = 164 ; il1 = 164 |
---|
140 | ij0 = 87 ; ij1 = 88 |
---|
141 | ii0 = 161 ; ii1 = 163 |
---|
142 | DO jl = mi0(il0), mi1(il1) |
---|
143 | DO jj = mj0(ij0), mj1(ij1) |
---|
144 | DO ji = mi0(ii0), mi1(ii1) |
---|
145 | sf_sal(1)%fnow(ji,jj,:) = sf_sal(1)%fnow(jl,jj,:) |
---|
146 | END DO |
---|
147 | END DO |
---|
148 | END DO |
---|
149 | ! |
---|
150 | ENDIF |
---|
151 | ! |
---|
152 | ENDIF |
---|
153 | #endif |
---|
154 | |
---|
155 | s_dta(:,:,:)=sf_sal(1)%fnow(:,:,:) |
---|
156 | |
---|
157 | IF( ln_sco ) THEN |
---|
158 | DO jj = 1, jpj ! interpolation of salinites |
---|
159 | DO ji = 1, jpi |
---|
160 | DO jk = 1, jpk |
---|
161 | zl=fsdept_0(ji,jj,jk) |
---|
162 | IF(zl < gdept_0(1) ) zsaldta(jk) = s_dta(ji,jj,1 ) |
---|
163 | IF(zl > gdept_0(jpk)) zsaldta(jk) = s_dta(ji,jj,jpkm1) |
---|
164 | DO jkk = 1, jpkm1 |
---|
165 | IF((zl-gdept_0(jkk))*(zl-gdept_0(jkk+1)).le.0.0) THEN |
---|
166 | zsaldta(jk) = s_dta(ji,jj,jkk) & |
---|
167 | & + (zl-gdept_0(jkk))/(gdept_0(jkk+1)-gdept_0(jkk)) & |
---|
168 | & *(s_dta(ji,jj,jkk+1) - s_dta(ji,jj,jkk)) |
---|
169 | ENDIF |
---|
170 | END DO |
---|
171 | END DO |
---|
172 | DO jk = 1, jpkm1 |
---|
173 | s_dta(ji,jj,jk) = zsaldta(jk) |
---|
174 | END DO |
---|
175 | s_dta(ji,jj,jpk) = 0.0 |
---|
176 | END DO |
---|
177 | END DO |
---|
178 | |
---|
179 | IF( lwp .AND. kt==nn_it000 ) THEN |
---|
180 | WRITE(numout,*) |
---|
181 | WRITE(numout,*) ' Levitus salinity data interpolated to s-coordinate' |
---|
182 | WRITE(numout,*) |
---|
183 | ENDIF |
---|
184 | |
---|
185 | ELSE |
---|
186 | ! ! Mask |
---|
187 | s_dta(:,:,:) = s_dta(:,:,:) * tmask(:,:,:) |
---|
188 | s_dta(:,:,jpk) = 0.e0 |
---|
189 | IF( ln_zps ) THEN ! z-coord. partial steps |
---|
190 | DO jj = 1, jpj ! interpolation of salinity at the last ocean level (i.e. the partial step) |
---|
191 | DO ji = 1, jpi |
---|
192 | ik = mbathy(ji,jj) - 1 |
---|
193 | IF( ik > 2 ) THEN |
---|
194 | zl = ( gdept_0(ik) - fsdept_0(ji,jj,ik) ) / ( gdept_0(ik) - gdept_0(ik-1) ) |
---|
195 | s_dta(ji,jj,ik) = (1.-zl) * s_dta(ji,jj,ik) + zl * s_dta(ji,jj,ik-1) |
---|
196 | ENDIF |
---|
197 | END DO |
---|
198 | END DO |
---|
199 | ENDIF |
---|
200 | ENDIF |
---|
201 | |
---|
202 | IF( lwp .AND. kt == nit000 ) THEN |
---|
203 | WRITE(numout,*)' salinity Levitus ' |
---|
204 | WRITE(numout,*) |
---|
205 | WRITE(numout,*)' level = 1' |
---|
206 | CALL prihre(s_dta(:,:,1), jpi,jpj,1,jpi,20,1,jpj,20,1.,numout) |
---|
207 | WRITE(numout,*)' level = ',jpk/2 |
---|
208 | CALL prihre(s_dta(:,:,jpk/2),jpi,jpj,1,jpi,20,1,jpj,20,1.,numout) |
---|
209 | WRITE(numout,*) ' level = ',jpkm1 |
---|
210 | CALL prihre(s_dta(:,:,jpkm1),jpi,jpj,1,jpi,20,1,jpj,20,1.,numout) |
---|
211 | ENDIF |
---|
212 | ! |
---|
213 | END SUBROUTINE dta_sal |
---|
214 | |
---|
215 | #else |
---|
216 | !!---------------------------------------------------------------------- |
---|
217 | !! Default option: NO salinity data |
---|
218 | !!---------------------------------------------------------------------- |
---|
219 | LOGICAL , PUBLIC, PARAMETER :: lk_dtasal = .FALSE. !: salinity data flag |
---|
220 | CONTAINS |
---|
221 | SUBROUTINE dta_sal( kt ) ! Empty routine |
---|
222 | WRITE(*,*) 'dta_sal: You should not have seen this print! error?', kt |
---|
223 | END SUBROUTINE dta_sal |
---|
224 | #endif |
---|
225 | !!====================================================================== |
---|
226 | END MODULE dtasal |
---|