/[MITgcm]/MITgcm/pkg/seaice/groatb.F
ViewVC logotype

Annotation of /MITgcm/pkg/seaice/groatb.F

Parent Directory Parent Directory | Revision Log Revision Log | View Revision Graph Revision Graph


Revision 1.8 - (hide annotations) (download)
Tue Jun 24 16:09:37 2003 UTC (22 years ago) by heimbach
Branch: MAIN
CVS Tags: checkpoint51e_post, checkpoint51b_post, checkpoint51c_post, checkpoint51, checkpoint51b_pre, checkpoint51d_post, checkpoint51a_post
Changes since 1.7: +47 -2 lines
Merging for c51 vs. e34

1 heimbach 1.2 C $Header:
2    
3     #include "SEAICE_OPTIONS.h"
4    
5     CStartOfInterface
6     SUBROUTINE groatb( A22, myThid )
7     C /==========================================================\
8     C | SUBROUTINE groatb |
9     C | o Calculate ice growth |
10     C |==========================================================|
11     C \==========================================================/
12     IMPLICIT NONE
13    
14     C === Global variables ===
15     #include "SIZE.h"
16     #include "EEPARAMS.h"
17     #include "PARAMS.h"
18     #include "DYNVARS.h"
19     #include "FFIELDS.h"
20     #include "SEAICE.h"
21     #include "SEAICE_FFIELDS.h"
22 heimbach 1.8
23     #ifdef ALLOW_AUTODIFF_TAMC
24     # include "tamc.h"
25     #endif
26    
27 dimitri 1.6 COMMON /SEAICE_BOUND_RL/
28     & MAX_HEFF, MIN_ATEMP, MIN_LWDOWN, MAX_TICE, MIN_TICE,
29     & SEAICE_EPS, SEAICE_EPS_SQ
30     _RL SEAICE_EPS, SEAICE_EPS_SQ
31     _RL MAX_HEFF, MIN_ATEMP, MIN_LWDOWN, MAX_TICE, MIN_TICE
32    
33 heimbach 1.2 C === Routine arguments ===
34     C myThid - Thread no. that called this routine.
35     _RL A22
36     INTEGER myThid
37     CEndOfInterface
38    
39     #ifdef ALLOW_SEAICE
40    
41     C === Local variables ===
42 dimitri 1.4 C i,j,bi,bj - Loop counters
43 heimbach 1.2
44 dimitri 1.4 INTEGER i, j, bi, bj
45 heimbach 1.2 INTEGER KOPEN
46 dimitri 1.6 _RL U1, V1, SPEED_SQ
47 heimbach 1.2 _RL HICE (1-OLx:sNx+OLx, 1-OLy:sNy+OLy)
48     _RL UG (1-OLx:sNx+OLx, 1-OLy:sNy+OLy)
49    
50 dimitri 1.7 #ifdef SEAICE_MULTILEVEL
51     INTEGER it
52     _RL RK
53     _RL HICEP(1-OLx:sNx+OLx, 1-OLy:sNy+OLy)
54     _RL FICEP(1-OLx:sNx+OLx, 1-OLy:sNy+OLy)
55     #endif
56    
57 heimbach 1.2 C if this is not done before then do it here
58 dimitri 1.4 _EXCH_XY_R8(UWIND, myThid)
59     _EXCH_XY_R8(VWIND, myThid)
60 heimbach 1.2
61 heimbach 1.8 CADJ loop = parallel
62 heimbach 1.2 DO bj=myByLo(myThid),myByHi(myThid)
63 heimbach 1.8 CADJ loop = parallel
64 heimbach 1.2 DO bi=myBxLo(myThid),myBxHi(myThid)
65 heimbach 1.8 cph(
66     #ifdef ALLOW_AUTODIFF_TAMC
67     act1 = bi - myBxLo(myThid)
68     max1 = myBxHi(myThid) - myBxLo(myThid) + 1
69     act2 = bj - myByLo(myThid)
70     max2 = myByHi(myThid) - myByLo(myThid) + 1
71     act3 = myThid - 1
72     max3 = nTx*nTy
73     act4 = ikey_dynamics - 1
74     iicekey = (act1 + 1) + act2*max1
75     & + act3*max1*max2
76     & + act4*max1*max2*max3
77     #endif /* ALLOW_AUTODIFF_TAMC */
78     c
79     #ifdef ALLOW_AUTODIFF_TAMC
80     CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj,
81     CADJ & key = iicekey, byte = isbyte
82     #endif /* ALLOW_AUTODIFF_TAMC */
83     cph)
84 heimbach 1.2
85     C DETERMINE AMOUNT OF OPEN WATER AND ICE THICKNESS
86     DO J=1,sNy
87     DO I=1,sNx
88     AREA(I,J,2,bi,bj)=MAX(A22,AREA(I,J,2,bi,bj))
89 dimitri 1.3 FHEFF(I,J,bi,bj)=0.0 _d 0
90 dimitri 1.7 #ifdef SEAICE_MULTILEVEL
91     FICEP(I,J)=0.0 _d 0
92     #endif
93 heimbach 1.8 ENDDO
94     ENDDO
95     #ifdef ALLOW_AUTODIFF_TAMC
96     CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj,
97     CADJ & key = iicekey, byte = isbyte
98     #endif /* ALLOW_AUTODIFF_TAMC */
99     DO J=1,sNy
100     DO I=1,sNx
101 heimbach 1.2 HICE(I,J)=HEFF(I,J,2,bi,bj)/AREA(I,J,2,bi,bj)
102     ENDDO
103     ENDDO
104    
105     C NOW DETERMINE MIXED LAYER TEMPERATURE
106     DO J=1,sNy
107     DO I=1,sNx
108 dimitri 1.3 TMIX(I,J,bi,bj)=theta(I,J,1,bi,bj)+273.16 _d +00
109 heimbach 1.2 #ifdef SEAICE_DEBUG
110 dimitri 1.3 TMIX(I,J,bi,bj)=MAX(TMIX(I,J,bi,bj),271.2 _d +00)
111 dimitri 1.5 #endif
112 heimbach 1.2 ENDDO
113     ENDDO
114    
115     DO J=1,sNy
116     DO I=1,sNx
117 dimitri 1.6 U1=0.25 _d 0*(UWIND(I+1,J+1,bi,bj)+UWIND(I+1,J,bi,bj)
118     1 +UWIND(I,J+1,bi,bj)+UWIND(I,J,bi,bj))
119     V1=0.25 _d 0*(VWIND(I+1,J+1,bi,bj)+VWIND(I+1,J,bi,bj)
120     1 +VWIND(I,J+1,bi,bj)+VWIND(I,J,bi,bj))
121     SPEED_SQ = U1**2 + V1**2
122 dimitri 1.7 IF ( SPEED_SQ .LE. SEAICE_EPS_SQ ) THEN
123 dimitri 1.6 UG(I,J)=SEAICE_EPS
124     ELSE
125     UG(I,J)=SQRT(SPEED_SQ)
126     ENDIF
127 heimbach 1.2 ENDDO
128     ENDDO
129    
130 heimbach 1.8 #ifdef ALLOW_AUTODIFF_TAMC
131     CADJ STORE atemp(:,:,bi,bj) = comlev1_bibj,
132     CADJ & key = iicekey, byte = isbyte
133     CADJ STORE lwdown(:,:,bi,bj) = comlev1_bibj,
134     CADJ & key = iicekey, byte = isbyte
135     #endif /* ALLOW_AUTODIFF_TAMC */
136 heimbach 1.2 C NOW DETERMINE GROWTH RATES
137     C FIRST DO OPEN WATER
138     KOPEN=-1
139     CALL BUDGET(UG, TMIX, HICE, FO, KOPEN, bi, bj)
140 heimbach 1.8
141     #ifdef ALLOW_AUTODIFF_TAMC
142     CADJ STORE atemp(:,:,bi,bj) = comlev1_bibj,
143     CADJ & key = iicekey, byte = isbyte
144     CADJ STORE lwdown(:,:,bi,bj) = comlev1_bibj,
145     CADJ & key = iicekey, byte = isbyte
146     #endif /* ALLOW_AUTODIFF_TAMC */
147 heimbach 1.2 C NOW DO ICE
148     KOPEN=1
149 dimitri 1.7 #ifdef SEAICE_MULTILEVEL
150     DO IT=1,7
151     DO J=1,sNy
152     DO I=1,sNx
153     RK=IT*1.0
154     HICEP(I,J)=(HICE(I,J)/7.0 _d 0)*((2.0 _d 0*RK)-1.0 _d 0)
155     TICE(I,J,bi,bj)=TICES(I,J,IT,bi,bj)
156     ENDDO
157     ENDDO
158     CALL BUDGET(UG, TICE, HICEP, FICE, KOPEN, bi, bj)
159     DO J=1,sNy
160     DO I=1,sNx
161     FICEP(I,J)=(FICE(I,J,bi,bj)/7.0 _d 0)+FICEP(I,J)
162     TICES(I,J,IT,bi,bj)=TICE(I,J,bi,bj)
163     ENDDO
164     ENDDO
165     ENDDO
166     DO J=1,sNy
167     DO I=1,sNx
168     FICE(I,J,bi,bj)=FICEP(I,J)
169     ENDDO
170     ENDDO
171     #else /* SEAICE_MULTILEVEL */
172 heimbach 1.2 CALL BUDGET(UG, TICE, HICE, FICE, KOPEN, bi, bj)
173 dimitri 1.7 #endif /* SEAICE_MULTILEVEL */
174 heimbach 1.2
175     ENDDO
176     ENDDO
177    
178 dimitri 1.5 #endif /* ALLOW_SEAICE */
179 heimbach 1.2
180     RETURN
181     END

  ViewVC Help
Powered by ViewVC 1.1.22