1 |
C $Header: /u/gcmpack/MITgcm/model/src/calc_3d_diffusivity.F,v 1.1 2004/10/22 16:02:51 jmc Exp $ |
2 |
C $Name: $ |
3 |
|
4 |
#include "PACKAGES_CONFIG.h" |
5 |
#include "CPP_OPTIONS.h" |
6 |
|
7 |
CBOP |
8 |
C !ROUTINE: CALC_3D_DIFFUSIVITY |
9 |
C !INTERFACE: |
10 |
SUBROUTINE CALC_3D_DIFFUSIVITY( |
11 |
I bi,bj,iMin,iMax,jMin,jMax, |
12 |
I trIdentity, trUseGMRedi, trUseKPP, |
13 |
O KappaRTr, |
14 |
I myThid) |
15 |
|
16 |
C !DESCRIPTION: \bv |
17 |
C *==========================================================* |
18 |
C | SUBROUTINE CALC_3D_DIFFUSIVITY |
19 |
C | o Calculate net (3D) vertical diffusivity for 1 tracer |
20 |
C *==========================================================* |
21 |
C | Combines spatially varying diffusion coefficients from |
22 |
C | KPP and/or GM and/or convective stability test. |
23 |
C *==========================================================* |
24 |
C \ev |
25 |
|
26 |
C !USES: |
27 |
IMPLICIT NONE |
28 |
C == GLobal variables == |
29 |
#include "SIZE.h" |
30 |
#include "EEPARAMS.h" |
31 |
#include "PARAMS.h" |
32 |
#include "DYNVARS.h" |
33 |
#include "GRID.h" |
34 |
#include "GAD.h" |
35 |
#ifdef ALLOW_PTRACERS |
36 |
#include "PTRACERS_SIZE.h" |
37 |
#include "PTRACERS.h" |
38 |
#endif |
39 |
|
40 |
C !INPUT/OUTPUT PARAMETERS: |
41 |
C == Routine arguments == |
42 |
C bi, bj :: tile indices |
43 |
C iMin,iMax :: Range of points for which calculation is performed. |
44 |
C jMin,jMax :: Range of points for which calculation is performed. |
45 |
C trIdentity :: tracer identifier |
46 |
C trUseGMRedi:: this tracer use GM-Redi |
47 |
C trUseKPP :: this tracer use KPP |
48 |
C myThid :: Instance number for this innvocation of CALC_3D_DIFFUSIVITY |
49 |
C KappaRTr :: Net diffusivity for this tracer (trIdentity) |
50 |
INTEGER bi,bj,iMin,iMax,jMin,jMax |
51 |
INTEGER trIdentity |
52 |
LOGICAL trUseGMRedi, trUseKPP |
53 |
_RL KappaRTr(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr) |
54 |
INTEGER myThid |
55 |
|
56 |
C !LOCAL VARIABLES: |
57 |
C == Local variables == |
58 |
C i, j, k :: Loop counters |
59 |
C iTr :: passive tracer index |
60 |
C msgBuf :: message buffer |
61 |
INTEGER i,j,k |
62 |
INTEGER iTr |
63 |
_RL KbryanLewis79 |
64 |
CHARACTER*(MAX_LEN_MBUF) msgBuf |
65 |
CEOP |
66 |
|
67 |
IF ( trIdentity.EQ.GAD_TEMPERATURE) THEN |
68 |
|
69 |
DO k = 1,Nr |
70 |
KbryanLewis79=diffKrBL79surf+(diffKrBL79deep-diffKrBL79surf) |
71 |
& *( atan( -( rF(k)-diffKrBL79Ho )/diffKrBL79scl )/PI+0.5 _d 0) |
72 |
DO j = 1-Oly,sNy+Oly |
73 |
DO i = 1-Olx,sNx+Olx |
74 |
KappaRTr(i,j,k) = |
75 |
& IVDConvCount(i,j,k,bi,bj)*ivdc_kappa |
76 |
#if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_DIFFKR_CONTROL)) |
77 |
& + diffKr(i,j,k,bi,bj) |
78 |
#else |
79 |
& + diffKrNrT(k) |
80 |
#endif |
81 |
& + KbryanLewis79 |
82 |
ENDDO |
83 |
ENDDO |
84 |
ENDDO |
85 |
|
86 |
ELSEIF ( trIdentity.EQ.GAD_SALINITY) THEN |
87 |
|
88 |
DO k = 1,Nr |
89 |
KbryanLewis79=diffKrBL79surf+(diffKrBL79deep-diffKrBL79surf) |
90 |
& *( atan( -( rF(k)-diffKrBL79Ho )/diffKrBL79scl )/PI+0.5 _d 0) |
91 |
DO j = 1-Oly, sNy+Oly |
92 |
DO i = 1-Olx, sNx+Olx |
93 |
KappaRTr(i,j,k) = |
94 |
& IVDConvCount(i,j,k,bi,bj)*ivdc_kappa |
95 |
#if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_DIFFKR_CONTROL)) |
96 |
& + diffKr(i,j,k,bi,bj) |
97 |
#else |
98 |
& + diffKrNrS(k) |
99 |
#endif |
100 |
& + KbryanLewis79 |
101 |
ENDDO |
102 |
ENDDO |
103 |
ENDDO |
104 |
|
105 |
#ifdef ALLOW_PTRACERS |
106 |
ELSEIF ( trIdentity.GE.GAD_TR1 |
107 |
& .AND. trIdentity.LT.GAD_TR1+PTRACERS_numInUse) THEN |
108 |
|
109 |
iTr = trIdentity - GAD_TR1 + 1 |
110 |
DO k = 1,Nr |
111 |
KbryanLewis79=diffKrBL79surf+(diffKrBL79deep-diffKrBL79surf) |
112 |
& *( atan( -( rF(k)-diffKrBL79Ho )/diffKrBL79scl )/PI+0.5 _d 0) |
113 |
DO j = 1-Oly, sNy+Oly |
114 |
DO i = 1-Olx, sNx+Olx |
115 |
KappaRTr(i,j,k) = |
116 |
& IVDConvCount(i,j,k,bi,bj)*ivdc_kappa |
117 |
#if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_DIFFKR_CONTROL)) |
118 |
& + diffKr(i,j,k,bi,bj) |
119 |
#else |
120 |
& + PTRACERS_diffKrNr(k,iTr) |
121 |
#endif |
122 |
& + KbryanLewis79 |
123 |
ENDDO |
124 |
ENDDO |
125 |
ENDDO |
126 |
#endif /* ALLOW_PTRACERS */ |
127 |
|
128 |
ELSE |
129 |
WRITE(msgBuf,'(A,I4)') |
130 |
& ' CALC_3D_DIFFUSIVITY: Invalid tracer Id: ',trIdentity |
131 |
CALL PRINT_ERROR(msgBuf, myThid) |
132 |
STOP 'ABNORMAL END: S/R CALC_3D_DIFFUSIVITY' |
133 |
ENDIF |
134 |
|
135 |
C-- Add physical pacakge contributions: |
136 |
|
137 |
#ifdef ALLOW_GMREDI |
138 |
IF (trUseGMRedi) THEN |
139 |
CALL GMREDI_CALC_DIFF( |
140 |
I bi,bj,iMin,iMax,jMin,jMax,0,Nr, |
141 |
U KappaRTr, |
142 |
I myThid) |
143 |
ENDIF |
144 |
#endif |
145 |
|
146 |
#ifdef ALLOW_KPP |
147 |
IF (trUseKPP) THEN |
148 |
IF (trIdentity.EQ.GAD_TEMPERATURE) THEN |
149 |
CALL KPP_CALC_DIFF_T( |
150 |
I bi,bj,iMin,iMax,jMin,jMax,0,Nr, |
151 |
U KappaRTr, |
152 |
I myThid) |
153 |
ELSE |
154 |
CALL KPP_CALC_DIFF_S( |
155 |
I bi,bj,iMin,iMax,jMin,jMax,0,Nr, |
156 |
U KappaRTr, |
157 |
I myThid) |
158 |
ENDIF |
159 |
ENDIF |
160 |
#endif |
161 |
|
162 |
#ifdef ALLOW_PP81 |
163 |
IF (usePP81) THEN |
164 |
CALL PP81_CALC_DIFF( |
165 |
I bi,bj,iMin,iMax,jMin,jMax,0,Nr, |
166 |
U KappaRTr, |
167 |
I myThid) |
168 |
ENDIF |
169 |
#endif |
170 |
|
171 |
#ifdef ALLOW_MY82 |
172 |
IF (useMY82) THEN |
173 |
CALL MY82_CALC_DIFF( |
174 |
I bi,bj,iMin,iMax,jMin,jMax,0,Nr, |
175 |
U KappaRTr, |
176 |
I myThid) |
177 |
ENDIF |
178 |
#endif |
179 |
|
180 |
#ifdef ALLOW_GGL90 |
181 |
IF (useGGL90) THEN |
182 |
CALL GGL90_CALC_DIFF( |
183 |
I bi,bj,iMin,iMax,jMin,jMax,0,Nr, |
184 |
O KappaRTr, |
185 |
I myThid) |
186 |
ENDIF |
187 |
#endif |
188 |
|
189 |
C- Apply mask to vertical diffusivity |
190 |
C jmc: don't have the impression that masking is needed |
191 |
C but could be removed later if it's the case. |
192 |
c DO j = 1-Oly, sNy+Oly |
193 |
c DO i = 1-Olx, sNx+Olx |
194 |
c KappaRTr(i,j,k) = maskUp(i,j)*KappaRTr(i,j,k) |
195 |
c ENDDO |
196 |
c ENDDO |
197 |
|
198 |
RETURN |
199 |
END |