/[MITgcm]/MITgcm/pkg/seaice/groatb.F
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revision 1.1.2.8 by dimitri, Fri May 23 17:51:22 2003 UTC revision 1.4.4.3 by dimitri, Fri Feb 28 09:34:06 2003 UTC
# Line 19  C     === Global variables === Line 19  C     === Global variables ===
19  #include "FFIELDS.h"  #include "FFIELDS.h"
20  #include "SEAICE.h"  #include "SEAICE.h"
21  #include "SEAICE_FFIELDS.h"  #include "SEAICE_FFIELDS.h"
22         COMMON /SEAICE_BOUND_RL/  
      &    MAX_HEFF, MIN_ATEMP, MIN_LWDOWN, MAX_TICE, MIN_TICE,  
      &    SEAICE_EPS, SEAICE_EPS_SQ  
       _RL SEAICE_EPS, SEAICE_EPS_SQ  
       _RL MAX_HEFF, MIN_ATEMP, MIN_LWDOWN, MAX_TICE, MIN_TICE  
   
23  C     === Routine arguments ===  C     === Routine arguments ===
24  C     myThid - Thread no. that called this routine.  C     myThid - Thread no. that called this routine.
25        _RL A22        _RL A22
# Line 39  C     i,j,bi,bj - Loop counters Line 34  C     i,j,bi,bj - Loop counters
34        INTEGER i, j, bi, bj        INTEGER i, j, bi, bj
35        INTEGER KOPEN        INTEGER KOPEN
36        _RL U1, V1, SPEED_SQ        _RL U1, V1, SPEED_SQ
37    
38        _RL HICE (1-OLx:sNx+OLx, 1-OLy:sNy+OLy)        _RL HICE (1-OLx:sNx+OLx, 1-OLy:sNy+OLy)
39        _RL UG   (1-OLx:sNx+OLx, 1-OLy:sNy+OLy)        _RL UG   (1-OLx:sNx+OLx, 1-OLy:sNy+OLy)
40    
 #ifdef SEAICE_MULTILEVEL  
       INTEGER it  
       _RL RK  
       _RL HICEP(1-OLx:sNx+OLx, 1-OLy:sNy+OLy)  
       _RL FICEP(1-OLx:sNx+OLx, 1-OLy:sNy+OLy)  
 #endif  
   
41  C if this is not done before then do it here  C if this is not done before then do it here
42        _EXCH_XY_R8(UWIND, myThid)        _EXCH_XY_R8(UWIND, myThid)
43        _EXCH_XY_R8(VWIND, myThid)        _EXCH_XY_R8(VWIND, myThid)
# Line 63  C DETERMINE AMOUNT OF OPEN WATER AND ICE Line 52  C DETERMINE AMOUNT OF OPEN WATER AND ICE
52           DO I=1,sNx           DO I=1,sNx
53            AREA(I,J,2,bi,bj)=MAX(A22,AREA(I,J,2,bi,bj))            AREA(I,J,2,bi,bj)=MAX(A22,AREA(I,J,2,bi,bj))
54            FHEFF(I,J,bi,bj)=0.0 _d 0            FHEFF(I,J,bi,bj)=0.0 _d 0
 #ifdef SEAICE_MULTILEVEL  
           FICEP(I,J)=0.0 _d 0  
 #endif  
55            HICE(I,J)=HEFF(I,J,2,bi,bj)/AREA(I,J,2,bi,bj)            HICE(I,J)=HEFF(I,J,2,bi,bj)/AREA(I,J,2,bi,bj)
56           ENDDO           ENDDO
57          ENDDO          ENDDO
# Line 82  C NOW DETERMINE MIXED LAYER TEMPERATURE Line 68  C NOW DETERMINE MIXED LAYER TEMPERATURE
68    
69          DO J=1,sNy          DO J=1,sNy
70           DO I=1,sNx           DO I=1,sNx
71            U1=0.25 _d 0*(UWIND(I+1,J+1,bi,bj)+UWIND(I+1,J,bi,bj)            U1=0.25 _d 0*(UWIND(I-1,J-1,bi,bj)+UWIND(I-1,J,bi,bj)
72       1      +UWIND(I,J+1,bi,bj)+UWIND(I,J,bi,bj))       1      +UWIND(I,J-1,bi,bj)+UWIND(I,J,bi,bj))
73            V1=0.25 _d 0*(VWIND(I+1,J+1,bi,bj)+VWIND(I+1,J,bi,bj)            V1=0.25 _d 0*(VWIND(I-1,J-1,bi,bj)+VWIND(I-1,J,bi,bj)
74       1      +VWIND(I,J+1,bi,bj)+VWIND(I,J,bi,bj))       1      +VWIND(I,J-1,bi,bj)+VWIND(I,J,bi,bj))
75            SPEED_SQ = U1**2 + V1**2            SPEED_SQ = U1**2 + V1**2
76            IF ( SPEED_SQ .LE. SEAICE_EPS_SQ ) THEN            IF ( SPEED_SQ .LT. SEAICE_EPS_SQ ) THEN
77               UG(I,J)=SEAICE_EPS               UG(I,J)=SEAICE_EPS
78            ELSE            ELSE
79               UG(I,J)=SQRT(SPEED_SQ)               UG(I,J)=SQRT(SPEED_SQ)
# Line 101  C FIRST DO OPEN WATER Line 87  C FIRST DO OPEN WATER
87          CALL BUDGET(UG, TMIX, HICE, FO, KOPEN, bi, bj)          CALL BUDGET(UG, TMIX, HICE, FO, KOPEN, bi, bj)
88  C NOW DO ICE  C NOW DO ICE
89          KOPEN=1          KOPEN=1
 #ifdef SEAICE_MULTILEVEL  
         DO IT=1,7  
          DO J=1,sNy  
           DO I=1,sNx  
            RK=IT*1.0  
            HICEP(I,J)=(HICE(I,J)/7.0 _d 0)*((2.0 _d 0*RK)-1.0 _d 0)  
            TICE(I,J,bi,bj)=TICES(I,J,IT,bi,bj)  
           ENDDO  
          ENDDO  
          CALL BUDGET(UG, TICE, HICEP, FICE, KOPEN, bi, bj)  
          DO J=1,sNy  
           DO I=1,sNx  
            FICEP(I,J)=(FICE(I,J,bi,bj)/7.0 _d 0)+FICEP(I,J)  
            TICES(I,J,IT,bi,bj)=TICE(I,J,bi,bj)  
           ENDDO  
          ENDDO  
         ENDDO  
         DO J=1,sNy  
          DO I=1,sNx  
           FICE(I,J,bi,bj)=FICEP(I,J)  
          ENDDO  
         ENDDO  
 #else  /* SEAICE_MULTILEVEL */  
90          CALL BUDGET(UG, TICE, HICE, FICE, KOPEN, bi, bj)          CALL BUDGET(UG, TICE, HICE, FICE, KOPEN, bi, bj)
 #endif /* SEAICE_MULTILEVEL */  
91    
92         ENDDO         ENDDO
93        ENDDO        ENDDO
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