/[MITgcm]/MITgcm/pkg/thsice/thsice_step_fwd.F
ViewVC logotype

Diff of /MITgcm/pkg/thsice/thsice_step_fwd.F

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

revision 1.1 by jmc, Sun Nov 23 01:20:13 2003 UTC revision 1.26 by jmc, Mon Oct 1 13:38:08 2007 UTC
# Line 2  C $Header$ Line 2  C $Header$
2  C $Name$  C $Name$
3    
4  #include "THSICE_OPTIONS.h"  #include "THSICE_OPTIONS.h"
5    #ifdef ALLOW_ATM2D
6    # include "ctrparam.h"
7    #endif
8    
9    CBOP
10  C     !ROUTINE: THSICE_STEP_FWD  C     !ROUTINE: THSICE_STEP_FWD
11  C     !INTERFACE:  C     !INTERFACE:
12        SUBROUTINE THSICE_STEP_FWD(        SUBROUTINE THSICE_STEP_FWD(
13       I             bi, bj, iMin, iMax, jMin, jMax,       I             bi, bj, iMin, iMax, jMin, jMax,
14         I             prcAtm,
15       I             myTime, myIter, myThid )       I             myTime, myIter, myThid )
16    C     !DESCRIPTION: \bv
17  C     *==========================================================*  C     *==========================================================*
18  C     | SUBROUTINE  THSICE_STEP_FWD              C     | S/R  THSICE_STEP_FWD
19  C     | o Step Forward Therm-SeaIce model.  C     | o Step Forward Therm-SeaIce model.
20  C     *==========================================================*  C     *==========================================================*
21    C     \ev
22    
23  C     !USES:  C     !USES:
24        IMPLICIT NONE        IMPLICIT NONE
25    
26  C     === Global variables ===  C     === Global variables ===
27  #include "SIZE.h"  #include "SIZE.h"
28  #include "EEPARAMS.h"  #include "EEPARAMS.h"
29  #include "PARAMS.h"  #include "PARAMS.h"
30  #include "FFIELDS.h"  #include "FFIELDS.h"
31  #include "DYNVARS.h"  #ifdef  ALLOW_ATM2D
32  #include "GRID.h"  # include "ATMSIZE.h"
33  #ifdef ALLOW_BULK_FORCE  # include "ATM2D_VARS.h"
 #include "BULKF.h"  
34  #endif  #endif
35  #include "THSICE_SIZE.h"  #include "THSICE_SIZE.h"
36  #include "THSICE_PARAMS.h"  #include "THSICE_PARAMS.h"
37  #include "THSICE.h"  #include "THSICE_VARS.h"
38  #include "THSICE_DIAGS.h"  #include "THSICE_TAVE.h"
39    #ifdef ALLOW_AUTODIFF_TAMC
40    # include "tamc.h"
41    # include "tamc_keys.h"
42    #endif
43    
44          INTEGER siLo, siHi, sjLo, sjHi
45          PARAMETER ( siLo = 1-OLx , siHi = sNx+OLx )
46          PARAMETER ( sjLo = 1-OLy , sjHi = sNy+OLy )
47    
48  C     !INPUT/OUTPUT PARAMETERS:  C     !INPUT/OUTPUT PARAMETERS:
49  C     === Routine arguments ===  C     === Routine arguments ===
50  C     myIter :: iteration counter for this thread  C- input:
51  C     myTime :: time counter for this thread  C     bi,bj   :: tile indices
52  C     myThid :: thread number for this instance of the routine.  C   iMin,iMax :: computation domain: 1rst index range
53    C   jMin,jMax :: computation domain: 2nd  index range
54    C     prcAtm  :: total precip from the atmosphere [kg/m2/s]
55    C     myTime  :: current Time of simulation [s]
56    C     myIter  :: current Iteration number in simulation
57    C     myThid  :: my Thread Id number
58    C-- Use fluxes hold in commom blocks
59    C- input:
60    C     icFlxSW :: net short-wave heat flux (+=down) below sea-ice, into ocean
61    C     icFlxAtm  :: net Atmospheric surf. heat flux over sea-ice [W/m2], (+=down)
62    C     icFrwAtm  :: evaporation over sea-ice to the atmosphere [kg/m2/s] (+=up)
63    C- output
64    C     icFlxAtm  :: net Atmospheric surf. heat flux over ice+ocean [W/m2], (+=down)
65    C     icFrwAtm  :: net fresh-water flux (E-P) from the atmosphere [m/s] (+=up)
66        INTEGER bi,bj        INTEGER bi,bj
67        INTEGER iMin, iMax        INTEGER iMin, iMax
68        INTEGER jMin, jMax        INTEGER jMin, jMax
69          _RL prcAtm(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
70        _RL  myTime        _RL  myTime
71        INTEGER myIter        INTEGER myIter
72        INTEGER myThid        INTEGER myThid
73    CEOP
74    
75  #ifdef ALLOW_THSICE  #ifdef ALLOW_THSICE
76  C     !LOCAL VARIABLES:  C     !LOCAL VARIABLES:
77  C     === Local variables ===  C     === Local variables ===
78  C     Fbot          :: the oceanic heat flux already incorporated (ice_therm)  C     iceFrac   :: fraction of grid area covered in ice
79  C     flxAtm        :: net heat flux from the atmosphere ( >0 downward)  C     flx2oc    :: net heat flux from the ice to the ocean (+=down) [W/m2]
80  C     evpAtm        :: evaporation to the atmosphere  C     frw2oc    :: fresh-water flux from the ice to the ocean
81  C     frwAtm        :: net fresh-water flux (E-P-R) to the atmosphere (m/s)  C     fsalt     :: mass salt flux to the ocean
82  C     qleft         :: net heat flux from the ice to the ocean  C     frzmltMxL :: ocean mixed-layer freezing/melting potential [W/m2]
83  C     ffresh        :: fresh-water flux from the ice to the ocean  C     tFrzOce   :: sea-water freezing temperature [oC] (function of S)
84  C     fsalt         :: mass salt flux to the ocean  C     isIceFree :: true for ice-free grid-cell that remains ice-free
85    C     ageFac    :: snow aging factor [1]
86    C     snowFac   :: snowing refreshing-age factor [units of 1/snowPr]
87          LOGICAL isIceFree(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
88          _RL     iceFrac  (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
89          _RL     flx2oc   (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
90          _RL     frw2oc   (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
91          _RL     fsalt    (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
92          _RL     tFrzOce  (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
93          _RL     frzmltMxL(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
94          _RL ageFac
95          _RL snowFac
96          _RL cphm
97          _RL opFrac, icFrac
98    #ifdef ALLOW_DIAGNOSTICS
99          _RL tmpFac
100    #endif
101        INTEGER i,j        INTEGER i,j
102        _RL fswdown, qleft, qNewIce        LOGICAL dBugFlag
       _RL fsalt  
       _RL ffresh  
       _RL Tf, cphm, frzmlt  
       _RL Fbot, esurp  
       _RL flxAtm, evpAtm, frwAtm  
       _RL openFrac, iceFrac, qicAv  
       _RL oceHs, oceV2s, oceSs, oceTs  
       _RL compact, hIce, hSnow, Tsf, Tice(nlyr), qicen(nlyr)  
103    
104        LOGICAL dBug  C-    define grid-point location where to print debugging values
105    #include "THSICE_DEBUG.h"
106    
107        dBug = .FALSE.   1010 FORMAT(A,1P4E14.6)
  1010 FORMAT(A,1P4E11.3)  
108    
109    C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
110    
111    #ifdef ALLOW_AUTODIFF_TAMC
112          act1 = bi - myBxLo(myThid)
113          max1 = myBxHi(myThid) - myBxLo(myThid) + 1
114          act2 = bj - myByLo(myThid)
115          max2 = myByHi(myThid) - myByLo(myThid) + 1
116          act3 = myThid - 1
117          max3 = nTx*nTy
118          act4 = ikey_dynamics - 1
119          iicekey = (act1 + 1) + act2*max1
120         &                     + act3*max1*max2
121         &                     + act4*max1*max2*max3
122    #endif /* ALLOW_AUTODIFF_TAMC */
123    
124    C-    Initialise
125          dBugFlag = debugLevel.GE.debLevB
126          DO j = 1-OLy, sNy+OLy
127            DO i = 1-OLx, sNx+OLx
128              isIceFree(i,j) = .FALSE.
129    #ifdef ALLOW_ATM2D
130              sFluxFromIce(i,j) = 0. _d 0
131    #else
132              saltFlux(i,j,bi,bj) = 0. _d 0
133    #endif
134    #ifdef ALLOW_AUTODIFF_TAMC
135              iceFrac(i,j) = 0.
136    #endif
137            ENDDO
138          ENDDO
139    
140          ageFac = 1. _d 0 - thSIce_deltaT/snowAgTime
141          snowFac = thSIce_deltaT/(rhos*hNewSnowAge)
142    
143    #ifdef ALLOW_AUTODIFF_TAMC
144    CADJ STORE iceMask(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte
145    #endif
146        DO j = jMin, jMax        DO j = jMin, jMax
147         DO i = iMin, iMax         DO i = iMin, iMax
148  c       dBug = ( bi.EQ.3 .AND. i.EQ.13 .AND. j.EQ.13 )          IF (iceMask(i,j,bi,bj).GT.0. _d 0) THEN
149    C--  Snow aging :
150          Tf     = -mu_Tf*salt(i,j,1,bi,bj)            snowAge(i,j,bi,bj) = thSIce_deltaT
151          cphm   = cpwater*rhosw*drF(1)*hFacC(i,j,1,bi,bj)       &                       + snowAge(i,j,bi,bj)*ageFac
152          frzmlt = (Tf-theta(i,j,1,bi,bj))*cphm/thSIce_deltaT            IF ( snowPrc(i,j,bi,bj).GT.0. _d 0 )
153          Fbot   = 0. _d 0       &      snowAge(i,j,bi,bj) = snowAge(i,j,bi,bj)
154          compact= 0. _d 0       &          * EXP( - snowFac*snowPrc(i,j,bi,bj) )
155          snow(i,j,bi,bj)     = 0. _d 0  c    &          * EXP( -(thSIce_deltaT*snowPrc(i,j,bi,bj)/rhos)
156          saltFlux(i,j,bi,bj) = 0. _d 0  c    &                  /hNewSnowAge )
157    C-------
158          IF (dBug.AND.(frzmlt.GT.0. .OR.iceMask(i,j,bi,bj).GT.0.)) THEN  C note: Any flux of mass (here fresh water) that enter or leave the system
159            WRITE(6,1010) 'ThSI_FWD:-0- iceMask,hIc,hSn,Qnet=',  C       with a non zero energy HAS TO be counted: add snow precip.
160       &       iceMask(i,j,bi,bj),iceHeight(i,j,bi,bj),            icFlxAtm(i,j,bi,bj) = icFlxAtm(i,j,bi,bj)
161       &       snowHeight(i,j,bi,bj), Qnet(i,j,bi,bj)       &                        - Lfresh*snowPrc(i,j,bi,bj)
162            WRITE(6,1010) 'ThSI_FWD: ocTs,Tf,frzmlt=',  C--
      &              theta(i,j,1,bi,bj),Tf,frzmlt  
163          ENDIF          ENDIF
164           ENDDO
165          ENDDO
166    
167    #ifdef ALLOW_DIAGNOSTICS
168          IF ( useDiagnostics ) THEN
169            tmpFac = 1. _d 0
170            CALL DIAGNOSTICS_FILL(iceMask,'SI_FrcFx',0,1,1,bi,bj,myThid)
171            CALL DIAGNOSTICS_FRACT_FILL(
172         I                   snowPrc,   iceMask,tmpFac,1,'SIsnwPrc',
173         I                   0,1,1,bi,bj,myThid)
174            CALL DIAGNOSTICS_FRACT_FILL(
175         I                   siceAlb,   iceMask,tmpFac,1,'SIalbedo',
176         I                   0,1,1,bi,bj,myThid)
177          ENDIF
178    #endif /* ALLOW_DIAGNOSTICS */
179          DO j = jMin, jMax
180           DO i = iMin, iMax
181              siceAlb(i,j,bi,bj) = iceMask(i,j,bi,bj)*siceAlb(i,j,bi,bj)
182           ENDDO
183          ENDDO
184    
185  C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|  C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
186  C    part.1 : ice-covered fraction ;  C    part.2 : ice-covered fraction ;
187  C     can only reduce the ice-fraction but not increase it.  C     change in ice/snow thickness and ice-fraction
188    C     note: can only reduce the ice-fraction but not increase it.
189  C-------  C-------
190          IF (iceMask(i,j,bi,bj).GT.0. _d 0) THEN        DO j = jMin, jMax
191            fswdown = solar(i,j,bi,bj)         DO i = iMin, iMax
           oceHs   = hfacC(i,j,1,bi,bj)*drF(1)  
           oceTs   = theta(i,j,1,bi,bj)  
           oceSs   = salt (i,j,1,bi,bj)  
           oceV2s  = ( uvel(i,j,1,bi,bj)*uvel(i,j,1,bi,bj)  
      &              + uvel(i+1,j,1,bi,bj)*uvel(i+1,j,1,bi,bj)  
      &              + vvel(i,j+1,1,bi,bj)*vvel(i,j+1,1,bi,bj)  
      &              + vvel(i,j,1,bi,bj)*vvel(i,j,1,bi,bj) )*0.5 _d 0  
           compact = iceMask(i,j,bi,bj)  
           hIce    = iceHeight(i,j,bi,bj)  
           hSnow   = snowHeight(i,j,bi,bj)  
           Tsf     = Tsrf(i,j,bi,bj)  
           Tice(1) = Tice1(i,j,bi,bj)  
           Tice(2) = Tice2(i,j,bi,bj)  
           qicen(1)= Qice1(i,j,bi,bj)  
           qicen(2)= Qice2(i,j,bi,bj)  
           CALL THSICE_THERM(  
      I          fswdown, oceHs, oceV2s, oceSs, oceTs,  
      U          compact, hIce, hSnow, Tsf, Tice, qicen,  
      O          qleft, ffresh, fsalt, Fbot,  
      O          flxAtm, evpAtm,  
      I          i,j, bi,bj, myThid)  
192    
193  C-- Diagnostic of Atmospheric Fluxes over sea-ice :          tFrzOce(i,j) = -mu_Tf*sOceMxL(i,j,bi,bj)
194            frwAtm = evpAtm - snow(i,j,bi,bj)*rhos/rhofw          cphm    = cpwater*rhosw*hOceMxL(i,j,bi,bj)
195  C note: Any flux of mass (here fresh water) that enter or leave the system          frzmltMxL(i,j) = ( tFrzOce(i,j)-tOceMxL(i,j,bi,bj) )
196  C       with a non zero energy HAS TO be counted: add snow precip.       &                 * cphm/ocean_deltaT
197            flxAtm = flxAtm - Lfresh*snow(i,j,bi,bj)*rhos          iceFrac(i,j) = iceMask(i,j,bi,bj)
198            flx2oc(i,j)  = icFlxSW(i,j,bi,bj)
199    C-------
200    #ifdef ALLOW_DBUG_THSICE
201            IF ( dBug(i,j,bi,bj) ) THEN
202             IF (frzmltMxL(i,j).GT.0. .OR. iceFrac(i,j).GT.0.) THEN
203              WRITE(6,'(A,2I4,2I2)') 'ThSI_FWD: i,j=',i,j,bi,bj
204              WRITE(6,1010) 'ThSI_FWD:-1- iceMask, hIc, hSn, Tsf  =',
205         &                  iceFrac(i,j), iceHeight(i,j,bi,bj),
206         &                  snowHeight(i,j,bi,bj), Tsrf(i,j,bi,bj)
207              WRITE(6,1010) 'ThSI_FWD: ocTs,tFrzOce,frzmltMxL,Qnet=',
208         &                     tOceMxL(i,j,bi,bj), tFrzOce(i,j),
209         &                     frzmltMxL(i,j), Qnet(i,j,bi,bj)
210             ENDIF
211             IF (iceFrac(i,j).GT.0.)
212         &    WRITE(6,1010) 'ThSI_FWD: icFrac,flxAtm,evpAtm,flxSnw=',
213         &      iceFrac(i,j), icFlxAtm(i,j,bi,bj),
214         &      icFrwAtm(i,j,bi,bj),-Lfresh*snowPrc(i,j,bi,bj)
215            ENDIF
216    #endif
217           ENDDO
218          ENDDO
219    
220  C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|  #ifdef ALLOW_AUTODIFF_TAMC
221        IF (dBug) WRITE(6,1010) 'ThSI_FWD: iceFrac,flxAtm,evpAtm,flxSnw=',  CADJ STORE iceMask(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte
222       &  iceMask(i,j,bi,bj),flxAtm,evpAtm,-Lfresh*snow(i,j,bi,bj)*rhos  #endif
       IF (dBug) WRITE(6,1010) 'ThSI_FWD: compact,qleft,fsalt,ffresh=',  
      &   compact,qleft,fsalt,ffresh  
 #ifdef CHECK_ENERGY_CONSERV  
           iceFrac = iceMask(i,j,bi,bj)  
           CALL THSICE_CHECK_CONSERV( dBug, i, j, bi, bj, 0,  
      I            iceFrac, compact, hIce, hSnow, qicen,  
      I            qleft, ffresh, fsalt, flxAtm, frwAtm,  
      I            myTime, myIter, myThid )  
 #endif /* CHECK_ENERGY_CONSERV */  
 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|  
223    
224  C--    Update Sea-Ice state :        CALL THSICE_CALC_THICKN(
225  c         theta(i,j,1,bi,bj) = oceTs       I          bi, bj, siLo, siHi, sjLo, sjHi,
226  c         iceMask(i,j,bi,bj)=compact       I          iMin,iMax, jMin,jMax, dBugFlag,
227            iceheight(i,j,bi,bj) = hIce       I          iceMask(siLo,sjLo,bi,bj), tFrzOce,
228            snowheight(i,j,bi,bj)= hSnow       I          tOceMxL(siLo,sjLo,bi,bj), v2ocMxL(siLo,sjLo,bi,bj),
229            Tsrf(i,j,bi,bj) =Tsf       I          snowPrc(siLo,sjLo,bi,bj), prcAtm,
230            Tice1(i,j,bi,bj)=Tice(1)       I          sHeating(siLo,sjLo,bi,bj), flxCndBt(siLo,sjLo,bi,bj),
231            Tice2(i,j,bi,bj)=Tice(2)       U          iceFrac, iceHeight(siLo,sjLo,bi,bj),
232            Qice1(i,j,bi,bj)=qicen(1)       U          snowHeight(siLo,sjLo,bi,bj), Tsrf(siLo,sjLo,bi,bj),
233            Qice2(i,j,bi,bj)=qicen(2)       U          Qice1(siLo,sjLo,bi,bj), Qice2(siLo,sjLo,bi,bj),
234         U          icFrwAtm(siLo,sjLo,bi,bj), frzmltMxL, flx2oc,
235         O          frw2oc, fsalt,
236         I          myTime, myIter, myThid )
237    
238  C--    Net fluxes :  C--    Net fluxes :
239            ffresh = ffresh/rhofw        DO j = jMin, jMax
240            ffresh = -ffresh-rain(i,j,bi,bj)-runoff(i,j,bi,bj)         DO i = iMin, iMax
241            frwAtm =  frwAtm-rain(i,j,bi,bj)-runoff(i,j,bi,bj)  #ifdef ALLOW_AUTODIFF_TAMC
242            iceFrac = iceMask(i,j,bi,bj)            ikey_1 = i
243            openFrac= 1. _d 0-iceFrac       &         + sNx*(j-1)
244  #ifdef ALLOW_TIMEAVE       &         + sNx*sNy*act1
245            ICE_Qnet_AVE(i,j,bi,bj) = ICE_Qnet_AVE(i,j,bi,bj)       &         + sNx*sNy*max1*act2
246       &          + ( -iceFrac*flxAtm + openFrac*Qnet(i,j,bi,bj)       &         + sNx*sNy*max1*max2*act3
247       &            )*thSIce_deltaT       &         + sNx*sNy*max1*max2*max3*act4
248            ICE_FWfx_AVE(i,j,bi,bj) = ICE_FWfx_AVE(i,j,bi,bj)  #endif /* ALLOW_AUTODIFF_TAMC */
249       &          + ( iceFrac*frwAtm + openFrac*EmPmR(i,j,bi,bj)  C--
250       &            )*thSIce_deltaT  #ifdef ALLOW_AUTODIFF_TAMC
251  #endif /*ALLOW_TIMEAVE*/  CADJ STORE  icemask(i,j,bi,bj) = comlev1_thsice_1, key=ikey_1
252            Qnet(i,j,bi,bj)=-iceFrac*qleft + openFrac*Qnet(i,j,bi,bj)  #endif
253            EmPmR(i,j,bi,bj)=iceFrac*ffresh+openFrac*EmPmR(i,j,bi,bj)          IF (iceMask(i,j,bi,bj).GT.0. _d 0) THEN
254            saltFlux(i,j,bi,bj)=-iceFrac*fsalt  C-     weighted average net fluxes:
255    #ifdef ALLOW_AUTODIFF_TAMC
256            IF (dBug) WRITE(6,1010)'ThSI_FWD:-1- compact,hIc,hSn,Qnet=',  CADJ STORE  fsalt(i,j) = comlev1_thsice_1, key=ikey_1
257       &                      compact,hIce,hSnow,Qnet(i,j,bi,bj)  CADJ STORE  flx2oc(i,j) = comlev1_thsice_1, key=ikey_1
258    CADJ STORE  frw2oc(i,j) = comlev1_thsice_1, key=ikey_1
259          ELSEIF (hFacC(i,j,1,bi,bj).gt.0. _d 0) THEN  CADJ STORE  icemask(i,j,bi,bj) = comlev1_thsice_1, key=ikey_1
260    #endif
261  #ifdef ALLOW_TIMEAVE            icFrac = iceMask(i,j,bi,bj)
262           ICE_Qnet_AVE(i,j,bi,bj) = ICE_Qnet_AVE(i,j,bi,bj)            opFrac= 1. _d 0-icFrac
263       &                   +Qnet(i,j,bi,bj)*thSIce_deltaT  #ifdef ALLOW_ATM2D
264           ICE_FWfx_AVE(i,j,bi,bj) = ICE_FWfx_AVE(i,j,bi,bj)            pass_qnet(i,j) = pass_qnet(i,j) - icFrac*flx2oc(i,j)
265       &                   +EmPmR(i,j,bi,bj)*thSIce_deltaT            pass_evap(i,j) = pass_evap(i,j) - icFrac*frw2oc(i,j)/rhofw
266  #endif /*ALLOW_TIMEAVE*/            sFluxFromIce(i,j) = -icFrac*fsalt(i,j)
267    #else
268              icFlxAtm(i,j,bi,bj) = icFrac*icFlxAtm(i,j,bi,bj)
269         &                        - opFrac*Qnet(i,j,bi,bj)
270              icFrwAtm(i,j,bi,bj) = icFrac*icFrwAtm(i,j,bi,bj)
271         &                        + opFrac*EmPmR(i,j,bi,bj)
272              Qnet(i,j,bi,bj) = -icFrac*flx2oc(i,j) + opFrac*Qnet(i,j,bi,bj)
273              EmPmR(i,j,bi,bj)= -icFrac*frw2oc(i,j)
274         &                    +  opFrac*EmPmR(i,j,bi,bj)
275              saltFlux(i,j,bi,bj) = -icFrac*fsalt(i,j)
276    #endif
277    
278    #ifdef ALLOW_DBUG_THSICE
279              IF (dBug(i,j,bi,bj)) WRITE(6,1010)
280         &          'ThSI_FWD:-3- iceFrac, hIc, hSn, Qnet =',
281         &           iceFrac(i,j), iceHeight(i,j,bi,bj),
282         &           snowHeight(i,j,bi,bj), Qnet(i,j,bi,bj)
283    #endif
284    
285            ELSEIF (hOceMxL(i,j,bi,bj).GT.0. _d 0) THEN
286              icFlxAtm(i,j,bi,bj) = -Qnet(i,j,bi,bj)
287              icFrwAtm(i,j,bi,bj) = EmPmR(i,j,bi,bj)
288            ELSE
289              icFlxAtm(i,j,bi,bj) = 0. _d 0
290              icFrwAtm(i,j,bi,bj) = 0. _d 0
291          ENDIF          ENDIF
292           ENDDO
293          ENDDO
294    
295  C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|  C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
296  C    part.2 : freezing of sea-water  C    part.3 : freezing of sea-water
297  C     over ice-free fraction and what is left from ice-covered fraction  C     over ice-free fraction and what is left from ice-covered fraction
298  C-------  C-------
299          esurp = frzmlt - Fbot*iceMask(i,j,bi,bj)        CALL THSICE_EXTEND(
300          IF (esurp.GT.0. _d 0) THEN       I          bi, bj, siLo, siHi, sjLo, sjHi,
301            iceFrac = compact       I          iMin,iMax, jMin,jMax, dBugFlag,
302            IF ( compact.GT.0. _d 0 ) THEN       I          frzmltMxL, tFrzOce,
303              qicen(1)= Qice1(i,j,bi,bj)       I          tOceMxL(siLo,sjLo,bi,bj),
304              qicen(2)= Qice2(i,j,bi,bj)       U          iceFrac, iceHeight(siLo,sjLo,bi,bj),
305            ELSE       U          snowHeight(siLo,sjLo,bi,bj), Tsrf(siLo,sjLo,bi,bj),
306              qicen(1)= -cpwater*Tmlt1       U          Tice1(siLo,sjLo,bi,bj), Tice2(siLo,sjLo,bi,bj),
307       &               + cpice *(Tmlt1-Tf) + Lfresh*(1. _d 0-Tmlt1/Tf)       U          Qice1(siLo,sjLo,bi,bj), Qice2(siLo,sjLo,bi,bj),
308              qicen(2)= -cpice *Tf + Lfresh       O          flx2oc, frw2oc, fsalt,
309            ENDIF       I          myTime, myIter, myThid )
310            qicAv = rhoi*(qicen(1)+qicen(2))*0.5 _d 0  
311            oceTs = theta(i,j,1,bi,bj)  #ifdef ALLOW_AUTODIFF_TAMC
312            hIce  = iceHeight(i,j,bi,bj)  CADJ STORE snowHeight(:,:,bi,bj) =
313            hSnow = snowHeight(i,j,bi,bj)  CADJ &     comlev1_bibj, key=iicekey, byte=isbyte
314            CALL THSICE_START( myThid,  #endif
315       I             esurp, qicAv, Tf,        DO j = jMin, jMax
316       O             qNewIce, ffresh, fsalt,         DO i = iMin, iMax
317       U             oceTs, compact, hIce, hSnow )          IF (frzmltMxL(i,j).GT.0. _d 0) THEN
 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|  
       IF (dBug) WRITE(6,1010) 'ThSI_FWD: compact,qNewIce,fsalt,ffresh='  
      &                 ,compact,qNewIce,fsalt,ffresh  
 #ifdef CHECK_ENERGY_CONSERV  
           flxAtm = 0.  
           frwAtm = 0.  
           CALL THSICE_CHECK_CONSERV( dBug, i, j, bi, bj, 1,  
      I            iceFrac, compact, hIce, hSnow, qicen,  
      I            qNewIce, ffresh, fsalt, flxAtm, frwAtm,  
      I            myTime, myIter, myThid )  
 #endif /* CHECK_ENERGY_CONSERV */  
 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|  
 C--    Update Sea-Ice state :  
           IF ( compact.GT.0. _d 0 .AND. iceFrac.EQ.0. _d 0) THEN  
              Tsrf(i,j,bi,bj)  = Tf  
              Tice1(i,j,bi,bj) = Tf  
              Tice2(i,j,bi,bj) = Tf  
              Qice1(i,j,bi,bj) = qicen(1)  
              Qice2(i,j,bi,bj) = qicen(2)  
 c            theta(i,j,1,bi,bj)= oceTs  
           ENDIF  
           iceheight(i,j,bi,bj) = hIce  
           snowheight(i,j,bi,bj)= hSnow  
318  C--    Net fluxes :  C--    Net fluxes :
319            Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj) - qNewIce  #ifdef ALLOW_ATM2D
320            EmPmR(i,j,bi,bj)= EmPmR(i,j,bi,bj)- ffresh/rhofw            pass_qnet(i,j) = pass_qnet(i,j) - flx2oc(i,j)
321            saltFlux(i,j,bi,bj)=saltFlux(i,j,bi,bj) - fsalt            pass_evap(i,j) = pass_evap(i,j) - frw2oc(i,j)/rhofw
322              sFluxFromIce(i,j)= sFluxFromIce(i,j) - fsalt(i,j)
323            IF (dBug) WRITE(6,1010)'ThSI_FWD:-2- compact,hIc,hSn,Qnet=',  #else
324       &                        compact,hIce,hSnow,Qnet(i,j,bi,bj)            Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj) - flx2oc(i,j)
325  C--   - if esurp > 0 : end            EmPmR(i,j,bi,bj)= EmPmR(i,j,bi,bj)- frw2oc(i,j)
326              saltFlux(i,j,bi,bj)=saltFlux(i,j,bi,bj) - fsalt(i,j)
327    #endif
328    
329    #ifdef ALLOW_DBUG_THSICE
330              IF (dBug(i,j,bi,bj)) WRITE(6,1010)
331         &         'ThSI_FWD:-4- iceFrac, hIc, hSn, Qnet =',
332         &           iceFrac(i,j), iceHeight(i,j,bi,bj),
333         &           snowHeight(i,j,bi,bj), Qnet(i,j,bi,bj)
334    #endif
335          ENDIF          ENDIF
336    
337          IF ( compact .GT. 0. _d 0 ) THEN          IF ( hOceMxL(i,j,bi,bj).GT.0. _d 0 )
338            iceMask(i,j,bi,bj)=compact       &    isIceFree(i,j) = iceMask(i,j,bi,bj).LE.0. _d 0
339         &                  .AND.   iceFrac(i,j) .LE.0. _d 0
340            IF ( iceFrac(i,j) .GT. 0. _d 0 ) THEN
341              iceMask(i,j,bi,bj)=iceFrac(i,j)
342              IF ( snowHeight(i,j,bi,bj).EQ.0. _d 0 )
343         &     snowAge(i,j,bi,bj) = 0. _d 0
344          ELSE          ELSE
345            iceMask(i,j,bi,bj)  = 0. _d 0            iceMask(i,j,bi,bj)  = 0. _d 0
346            iceHeight(i,j,bi,bj)= 0. _d 0            iceHeight(i,j,bi,bj)= 0. _d 0
347            snowHeight(i,j,bi,bj)=0. _d 0            snowHeight(i,j,bi,bj)=0. _d 0
348            Tsrf(i,j,bi,bj)=theta(i,j,1,bi,bj)            snowAge(i,j,bi,bj)  = 0. _d 0
349              Tsrf(i,j,bi,bj)     = tOceMxL(i,j,bi,bj)
350            Tice1(i,j,bi,bj)    = 0. _d 0            Tice1(i,j,bi,bj)    = 0. _d 0
351            Tice2(i,j,bi,bj)    = 0. _d 0            Tice2(i,j,bi,bj)    = 0. _d 0
352            Qice1(i,j,bi,bj)    = 0. _d 0            Qice1(i,j,bi,bj)    = Lfresh
353            Qice2(i,j,bi,bj)    = 0. _d 0            Qice2(i,j,bi,bj)    = Lfresh
354          ENDIF          ENDIF
355           ENDDO
356          ENDDO
357    
358  #ifndef CHECK_ENERGY_CONSERV  # ifdef ALLOW_AUTODIFF_TAMC
359  #ifdef ALLOW_TIMEAVE  CADJ STORE snowHeight(:,:,bi,bj) =
360            ICE_qleft_AVE(i,j,bi,bj)=ICE_qleft_AVE(i,j,bi,bj)  CADJ &     comlev1_bibj, key=iicekey, byte=isbyte
361       &         + ( Qnet(i,j,bi,bj)  # endif
362       &            )*thSIce_deltaT        DO j = jMin, jMax
363            ICE_fresh_AVE(i,j,bi,bj)=ICE_fresh_AVE(i,j,bi,bj)         DO i = iMin, iMax
364       &         + ( EmPmR(i,j,bi,bj)  C--     Compute Sea-Ice Loading (= mass of sea-ice + snow / area unit)
365       &            )*thSIce_deltaT          sIceLoad(i,j,bi,bj) = ( snowHeight(i,j,bi,bj)*rhos
366            ICE_salFx_AVE(i,j,bi,bj)=ICE_salFx_AVE(i,j,bi,bj)       &                         + iceHeight(i,j,bi,bj)*rhoi
367       &            +saltFlux(i,j,bi,bj)*thSIce_deltaT       &                        )*iceMask(i,j,bi,bj)
 #endif /* ALLOW_TIMEAVE */  
 #endif /* CHECK_ENERGY_CONSERV */  
   
368         ENDDO         ENDDO
369        ENDDO        ENDDO
370    
371          IF ( thSIceAdvScheme.GT.0 ) THEN
372    C--   note: those fluxes should to be added directly to Qnet, EmPmR & saltFlux
373           DO j = jMin, jMax
374            DO i = iMin, iMax
375             IF ( hOceMxL(i,j,bi,bj).GT.0. _d 0 ) THEN
376              Qnet(i,j,bi,bj) = Qnet(i,j,bi,bj) - oceQnet(i,j,bi,bj)
377              EmPmR(i,j,bi,bj)= EmPmR(i,j,bi,bj)- oceFWfx(i,j,bi,bj)
378              saltFlux(i,j,bi,bj)=saltFlux(i,j,bi,bj) - oceSflx(i,j,bi,bj)
379             ENDIF
380            ENDDO
381           ENDDO
382          ENDIF
383    
384    #ifdef ALLOW_BULK_FORCE
385          IF ( useBulkForce ) THEN
386            CALL BULKF_FLUX_ADJUST(
387         I                          bi, bj, iMin, iMax, jMin, jMax,
388         I                          isIceFree, myTime, myIter, myThid )
389          ENDIF
390    #endif /* ALLOW_BULK_FORCE */
391    
392  C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|  C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
393  #endif /* ALLOW_THSICE */  #endif /* ALLOW_THSICE */
394    
Legend:
Removed from v.1.1  
changed lines
  Added in v.1.26
  ViewVC Help
Powered by ViewVC 1.1.22