1 |
jmc |
1.7 |
C $Header: /u/gcmpack/MITgcm/verification/hs94.cs-32x32x5/code/external_forcing.F,v 1.6 2005/07/17 18:40:10 jmc Exp $ |
2 |
adcroft |
1.3 |
C $Name: $ |
3 |
adcroft |
1.2 |
|
4 |
|
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#include "CPP_OPTIONS.h" |
5 |
|
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|
6 |
jmc |
1.6 |
CBOP |
7 |
|
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C !ROUTINE: EXTERNAL_FORCING_U |
8 |
|
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C !INTERFACE: |
9 |
adcroft |
1.2 |
SUBROUTINE EXTERNAL_FORCING_U( |
10 |
jmc |
1.6 |
I iMin,iMax, jMin,jMax, bi,bj, kLev, |
11 |
|
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I myTime, myThid ) |
12 |
|
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C !DESCRIPTION: \bv |
13 |
|
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C *==========================================================* |
14 |
|
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C | S/R EXTERNAL_FORCING_U |
15 |
|
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C | o Contains problem specific forcing for zonal velocity. |
16 |
|
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C *==========================================================* |
17 |
|
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C | Adds terms to gU for forcing by external sources |
18 |
|
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C | e.g. wind stress, bottom friction etc ... |
19 |
|
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C *==========================================================* |
20 |
|
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C \ev |
21 |
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|
22 |
|
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C !USES: |
23 |
adcroft |
1.2 |
IMPLICIT NONE |
24 |
|
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C == Global data == |
25 |
|
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#include "SIZE.h" |
26 |
|
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#include "EEPARAMS.h" |
27 |
|
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#include "PARAMS.h" |
28 |
|
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#include "GRID.h" |
29 |
jmc |
1.7 |
#include "SURFACE.h" |
30 |
adcroft |
1.2 |
#include "DYNVARS.h" |
31 |
|
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#include "FFIELDS.h" |
32 |
|
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|
33 |
jmc |
1.6 |
C !INPUT/OUTPUT PARAMETERS: |
34 |
adcroft |
1.2 |
C == Routine arguments == |
35 |
jmc |
1.6 |
C iMin,iMax :: Working range of x-index for applying forcing. |
36 |
|
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C jMin,jMax :: Working range of y-index for applying forcing. |
37 |
|
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C bi,bj :: Current tile indices |
38 |
|
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C kLev :: Current vertical level index |
39 |
|
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C myTime :: Current time in simulation |
40 |
|
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C myThid :: Thread Id number |
41 |
adcroft |
1.2 |
INTEGER iMin, iMax, jMin, jMax, kLev, bi, bj |
42 |
jmc |
1.6 |
_RL myTime |
43 |
adcroft |
1.2 |
INTEGER myThid |
44 |
|
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|
45 |
jmc |
1.6 |
C !LOCAL VARIABLES: |
46 |
adcroft |
1.2 |
C == Local variables == |
47 |
jmc |
1.6 |
C i,j :: Loop counters |
48 |
|
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INTEGER i, j |
49 |
|
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CEOP |
50 |
jmc |
1.7 |
_RL recip_P0g, termP, rFullDepth |
51 |
|
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_RL kV, kF, sigma_b |
52 |
adcroft |
1.2 |
|
53 |
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C-- Forcing term(s) |
54 |
adcroft |
1.3 |
kF=1. _d 0/86400. _d 0 |
55 |
jmc |
1.5 |
sigma_b = 0.7 _d 0 |
56 |
jmc |
1.7 |
rFullDepth = rF(1)-rF(Nr+1) |
57 |
jmc |
1.6 |
c DO j=1,sNy |
58 |
|
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C-jmc: Without CD-scheme, this is OK ; but with CD-scheme, needs to cover [0:sNy+1] |
59 |
|
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DO j=0,sNy+1 |
60 |
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DO i=1,sNx+1 |
61 |
jmc |
1.5 |
IF ( hFacW(i,j,kLev,bi,bj) .GT. 0. ) THEN |
62 |
jmc |
1.7 |
IF ( selectSigmaCoord.EQ.0 ) THEN |
63 |
|
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recip_P0g=MAX(recip_Rcol(i,j,bi,bj),recip_Rcol(i-1,j,bi,bj)) |
64 |
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termP=0.5 _d 0*( MIN(rF(kLev)*recip_P0g,1. _d 0) |
65 |
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& +rF(kLev+1)*recip_P0g ) |
66 |
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ELSE |
67 |
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C-- Pressure at U.point : |
68 |
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c midP = rLowW(i,j,bi,bj) + aHybSigmC(k)*rFullDepth |
69 |
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c & + bHybSigmC(k) |
70 |
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c & *(etaHw(i,j,bi,bj)+rSurfW(i,j,bi,bj)-rLowW(i,j,bi,bj)) |
71 |
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C-- Sigma at U.point : |
72 |
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c termP = ( midP - rLowW(i,j,bi,bj)) |
73 |
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c & /(etaHw(i,j,bi,bj)+rSurfW(i,j,bi,bj)-rLowW(i,j,bi,bj)) |
74 |
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C- which simplifies to: |
75 |
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termP = aHybSigmC(kLev)*rFullDepth |
76 |
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& /(etaHw(i,j,bi,bj)+rSurfW(i,j,bi,bj)-rLowW(i,j,bi,bj)) |
77 |
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& + bHybSigmC(kLev) |
78 |
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ENDIF |
79 |
jmc |
1.5 |
kV=kF*MAX( 0. _d 0, (termP-sigma_b)/(1. _d 0-sigma_b) ) |
80 |
adcroft |
1.2 |
gU(i,j,kLev,bi,bj)=gU(i,j,kLev,bi,bj) |
81 |
jmc |
1.6 |
& -kV*uVel(i,j,kLev,bi,bj) |
82 |
adcroft |
1.2 |
ENDIF |
83 |
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ENDDO |
84 |
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ENDDO |
85 |
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86 |
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RETURN |
87 |
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END |
88 |
jmc |
1.6 |
|
89 |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
90 |
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CBOP |
91 |
|
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C !ROUTINE: EXTERNAL_FORCING_V |
92 |
|
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C !INTERFACE: |
93 |
adcroft |
1.2 |
SUBROUTINE EXTERNAL_FORCING_V( |
94 |
jmc |
1.6 |
I iMin,iMax, jMin,jMax, bi,bj, kLev, |
95 |
|
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I myTime, myThid ) |
96 |
|
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C !DESCRIPTION: \bv |
97 |
|
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C *==========================================================* |
98 |
|
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C | S/R EXTERNAL_FORCING_V |
99 |
|
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C | o Contains problem specific forcing for merid velocity. |
100 |
|
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C *==========================================================* |
101 |
|
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C | Adds terms to gV for forcing by external sources |
102 |
|
|
C | e.g. wind stress, bottom friction etc ... |
103 |
|
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C *==========================================================* |
104 |
|
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C \ev |
105 |
|
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|
106 |
|
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C !USES: |
107 |
adcroft |
1.2 |
IMPLICIT NONE |
108 |
|
|
C == Global data == |
109 |
|
|
#include "SIZE.h" |
110 |
|
|
#include "EEPARAMS.h" |
111 |
|
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#include "PARAMS.h" |
112 |
|
|
#include "GRID.h" |
113 |
jmc |
1.7 |
#include "SURFACE.h" |
114 |
adcroft |
1.2 |
#include "DYNVARS.h" |
115 |
|
|
#include "FFIELDS.h" |
116 |
|
|
|
117 |
jmc |
1.6 |
C !INPUT/OUTPUT PARAMETERS: |
118 |
adcroft |
1.2 |
C == Routine arguments == |
119 |
jmc |
1.6 |
C iMin,iMax :: Working range of x-index for applying forcing. |
120 |
|
|
C jMin,jMax :: Working range of y-index for applying forcing. |
121 |
|
|
C bi,bj :: Current tile indices |
122 |
|
|
C kLev :: Current vertical level index |
123 |
|
|
C myTime :: Current time in simulation |
124 |
|
|
C myThid :: Thread Id number |
125 |
adcroft |
1.2 |
INTEGER iMin, iMax, jMin, jMax, kLev, bi, bj |
126 |
jmc |
1.6 |
_RL myTime |
127 |
adcroft |
1.2 |
INTEGER myThid |
128 |
jmc |
1.6 |
|
129 |
|
|
C !LOCAL VARIABLES: |
130 |
adcroft |
1.2 |
C == Local variables == |
131 |
jmc |
1.6 |
C i,j :: Loop counters |
132 |
|
|
INTEGER i, j |
133 |
|
|
CEOP |
134 |
jmc |
1.7 |
_RL recip_P0g, termP, rFullDepth |
135 |
|
|
_RL kV, kF, sigma_b |
136 |
adcroft |
1.2 |
|
137 |
|
|
C-- Forcing term(s) |
138 |
adcroft |
1.3 |
kF=1. _d 0/86400. _d 0 |
139 |
jmc |
1.5 |
sigma_b = 0.7 _d 0 |
140 |
jmc |
1.7 |
rFullDepth = rF(1)-rF(Nr+1) |
141 |
jmc |
1.6 |
DO j=1,sNy+1 |
142 |
|
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c DO i=1,sNx |
143 |
|
|
C-jmc: Without CD-scheme, this is OK ; but with CD-scheme, needs to cover [0:sNx+1] |
144 |
|
|
DO i=0,sNx+1 |
145 |
jmc |
1.5 |
IF ( hFacS(i,j,kLev,bi,bj) .GT. 0. ) THEN |
146 |
jmc |
1.7 |
IF ( selectSigmaCoord.EQ.0 ) THEN |
147 |
|
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recip_P0g=MAX(recip_Rcol(i,j,bi,bj),recip_Rcol(i,j-1,bi,bj)) |
148 |
|
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termP=0.5 _d 0*( MIN(rF(kLev)*recip_P0g,1. _d 0) |
149 |
|
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& +rF(kLev+1)*recip_P0g ) |
150 |
|
|
ELSE |
151 |
|
|
C-- Pressure at V.point : |
152 |
|
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c midP = rLowS(i,j,bi,bj) + aHybSigmC(k)*rFullDepth |
153 |
|
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c & + bHybSigmC(k) |
154 |
|
|
c & *(etaHs(i,j,bi,bj)+rSurfS(i,j,bi,bj)-rLowS(i,j,bi,bj)) |
155 |
|
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C-- Sigma at V.point : |
156 |
|
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c termP = ( midP - rLowS(i,j,bi,bj)) |
157 |
|
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c & /(etaHs(i,j,bi,bj)+rSurfS(i,j,bi,bj)-rLowS(i,j,bi,bj)) |
158 |
|
|
C- which simplifies to: |
159 |
|
|
termP = aHybSigmC(kLev)*rFullDepth |
160 |
|
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& /(etaHs(i,j,bi,bj)+rSurfS(i,j,bi,bj)-rLowS(i,j,bi,bj)) |
161 |
|
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& + bHybSigmC(kLev) |
162 |
|
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ENDIF |
163 |
jmc |
1.5 |
kV=kF*MAX( 0. _d 0, (termP-sigma_b)/(1. _d 0-sigma_b) ) |
164 |
adcroft |
1.2 |
gV(i,j,kLev,bi,bj)=gV(i,j,kLev,bi,bj) |
165 |
|
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& -kV*vVel(i,j,kLev,bi,bj) |
166 |
|
|
ENDIF |
167 |
|
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ENDDO |
168 |
|
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ENDDO |
169 |
|
|
|
170 |
|
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RETURN |
171 |
|
|
END |
172 |
jmc |
1.6 |
|
173 |
|
|
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
174 |
|
|
CBOP |
175 |
|
|
C !ROUTINE: EXTERNAL_FORCING_T |
176 |
|
|
C !INTERFACE: |
177 |
adcroft |
1.2 |
SUBROUTINE EXTERNAL_FORCING_T( |
178 |
jmc |
1.6 |
I iMin,iMax, jMin,jMax, bi,bj, kLev, |
179 |
|
|
I myTime, myThid ) |
180 |
|
|
C !DESCRIPTION: \bv |
181 |
|
|
C *==========================================================* |
182 |
|
|
C | S/R EXTERNAL_FORCING_T |
183 |
|
|
C | o Contains problem specific forcing for temperature. |
184 |
|
|
C *==========================================================* |
185 |
|
|
C | Adds terms to gT for forcing by external sources |
186 |
|
|
C | e.g. heat flux, climatalogical relaxation, etc ... |
187 |
|
|
C *==========================================================* |
188 |
|
|
C \ev |
189 |
|
|
|
190 |
|
|
C !USES: |
191 |
adcroft |
1.2 |
IMPLICIT NONE |
192 |
|
|
C == Global data == |
193 |
|
|
#include "SIZE.h" |
194 |
|
|
#include "EEPARAMS.h" |
195 |
|
|
#include "PARAMS.h" |
196 |
|
|
#include "GRID.h" |
197 |
|
|
#include "DYNVARS.h" |
198 |
|
|
#include "FFIELDS.h" |
199 |
|
|
|
200 |
jmc |
1.6 |
C !INPUT/OUTPUT PARAMETERS: |
201 |
adcroft |
1.2 |
C == Routine arguments == |
202 |
jmc |
1.6 |
C iMin,iMax :: Working range of x-index for applying forcing. |
203 |
|
|
C jMin,jMax :: Working range of y-index for applying forcing. |
204 |
|
|
C bi,bj :: Current tile indices |
205 |
|
|
C kLev :: Current vertical level index |
206 |
|
|
C myTime :: Current time in simulation |
207 |
|
|
C myThid :: Thread Id number |
208 |
adcroft |
1.2 |
INTEGER iMin, iMax, jMin, jMax, kLev, bi, bj |
209 |
jmc |
1.6 |
_RL myTime |
210 |
adcroft |
1.2 |
INTEGER myThid |
211 |
|
|
|
212 |
jmc |
1.6 |
C !LOCAL VARIABLES: |
213 |
adcroft |
1.2 |
C == Local variables == |
214 |
jmc |
1.6 |
C i,j :: Loop counters |
215 |
|
|
INTEGER i, j |
216 |
|
|
CEOP |
217 |
jmc |
1.7 |
_RL thetaLim,kT,ka,ks,sigma_b,term1,term2,thetaEq |
218 |
|
|
_RL termP, rFullDepth |
219 |
adcroft |
1.2 |
|
220 |
|
|
C-- Forcing term(s) |
221 |
adcroft |
1.3 |
ka=1. _d 0/(40. _d 0*86400. _d 0) |
222 |
|
|
ks=1. _d 0/(4. _d 0 *86400. _d 0) |
223 |
jmc |
1.5 |
sigma_b = 0.7 _d 0 |
224 |
jmc |
1.7 |
rFullDepth = rF(1)-rF(Nr+1) |
225 |
jmc |
1.6 |
DO j=1,sNy |
226 |
|
|
DO i=1,sNx |
227 |
|
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term1=60. _d 0*(SIN(yC(i,j,bi,bj)*deg2rad)**2) |
228 |
jmc |
1.5 |
termP=0.5 _d 0*( rF(kLev) + rF(kLev+1) ) |
229 |
jmc |
1.6 |
term2=10. _d 0*LOG(termP/atm_po) |
230 |
|
|
& *(COS(yC(i,j,bi,bj)*deg2rad)**2) |
231 |
jmc |
1.5 |
thetaLim = 200. _d 0/ ((termP/atm_po)**atm_kappa) |
232 |
|
|
thetaEq=315. _d 0-term1-term2 |
233 |
|
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thetaEq=MAX(thetaLim,thetaEq) |
234 |
jmc |
1.7 |
IF ( selectSigmaCoord.EQ.0 ) THEN |
235 |
|
|
termP=0.5 _d 0*( MIN(rF(kLev),Ro_surf(i,j,bi,bj))+rF(kLev+1) ) |
236 |
|
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& *recip_Rcol(i,j,bi,bj) |
237 |
|
|
ELSE |
238 |
|
|
C-- Pressure at T.point : |
239 |
|
|
c midP = R_low(i,j,bi,bj) + aHybSigmC(k)*rFullDepth |
240 |
|
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c & + bHybSigmC(k) |
241 |
|
|
c & *(etaH(i,j,bi,bj)+Ro_surf(i,j,bi,bj)-R_low(i,j,bi,bj)) |
242 |
|
|
C-- Sigma at T.point : |
243 |
|
|
c termP = ( midP - R_low(i,j,bi,bj)) |
244 |
|
|
c & /(etaH(i,j,bi,bj)+Ro_surf(i,j,bi,bj)-R_low(i,j,bi,bj)) |
245 |
|
|
C- which simplifies to: |
246 |
|
|
termP = aHybSigmC(kLev)*rFullDepth |
247 |
|
|
& /(etaH(i,j,bi,bj)+Ro_surf(i,j,bi,bj)-R_low(i,j,bi,bj)) |
248 |
|
|
& + bHybSigmC(kLev) |
249 |
|
|
ENDIF |
250 |
jmc |
1.5 |
kT=ka+(ks-ka) |
251 |
jmc |
1.7 |
& *MAX(0. _d 0, (termP-sigma_b)/(1. _d 0-sigma_b) ) |
252 |
jmc |
1.6 |
& *COS((yC(i,j,bi,bj)*deg2rad))**4 |
253 |
adcroft |
1.2 |
gT(i,j,kLev,bi,bj)=gT(i,j,kLev,bi,bj) |
254 |
jmc |
1.6 |
& - kT*( theta(i,j,kLev,bi,bj)-thetaEq ) |
255 |
adcroft |
1.2 |
& *maskC(i,j,kLev,bi,bj) |
256 |
|
|
ENDDO |
257 |
|
|
ENDDO |
258 |
|
|
|
259 |
|
|
RETURN |
260 |
|
|
END |
261 |
jmc |
1.6 |
|
262 |
|
|
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
263 |
|
|
CBOP |
264 |
|
|
C !ROUTINE: EXTERNAL_FORCING_S |
265 |
|
|
C !INTERFACE: |
266 |
adcroft |
1.2 |
SUBROUTINE EXTERNAL_FORCING_S( |
267 |
jmc |
1.6 |
I iMin,iMax, jMin,jMax, bi,bj, kLev, |
268 |
|
|
I myTime, myThid ) |
269 |
|
|
|
270 |
|
|
C !DESCRIPTION: \bv |
271 |
|
|
C *==========================================================* |
272 |
|
|
C | S/R EXTERNAL_FORCING_S |
273 |
|
|
C | o Contains problem specific forcing for merid velocity. |
274 |
|
|
C *==========================================================* |
275 |
|
|
C | Adds terms to gS for forcing by external sources |
276 |
|
|
C | e.g. fresh-water flux, climatalogical relaxation, etc ... |
277 |
|
|
C *==========================================================* |
278 |
|
|
C \ev |
279 |
|
|
|
280 |
|
|
C !USES: |
281 |
adcroft |
1.2 |
IMPLICIT NONE |
282 |
|
|
C == Global data == |
283 |
|
|
#include "SIZE.h" |
284 |
|
|
#include "EEPARAMS.h" |
285 |
|
|
#include "PARAMS.h" |
286 |
|
|
#include "GRID.h" |
287 |
|
|
#include "DYNVARS.h" |
288 |
|
|
#include "FFIELDS.h" |
289 |
|
|
|
290 |
jmc |
1.6 |
C !INPUT/OUTPUT PARAMETERS: |
291 |
adcroft |
1.2 |
C == Routine arguments == |
292 |
jmc |
1.6 |
C iMin,iMax :: Working range of x-index for applying forcing. |
293 |
|
|
C jMin,jMax :: Working range of y-index for applying forcing. |
294 |
|
|
C bi,bj :: Current tile indices |
295 |
|
|
C kLev :: Current vertical level index |
296 |
|
|
C myTime :: Current time in simulation |
297 |
|
|
C myThid :: Thread Id number |
298 |
adcroft |
1.2 |
INTEGER iMin, iMax, jMin, jMax, kLev, bi, bj |
299 |
jmc |
1.6 |
_RL myTime |
300 |
adcroft |
1.2 |
INTEGER myThid |
301 |
|
|
|
302 |
jmc |
1.6 |
C !LOCAL VARIABLES: |
303 |
adcroft |
1.2 |
C == Local variables == |
304 |
jmc |
1.6 |
C i,j :: Loop counters |
305 |
|
|
c INTEGER i, j |
306 |
|
|
CEOP |
307 |
adcroft |
1.2 |
|
308 |
|
|
C-- Forcing term(s) |
309 |
|
|
|
310 |
|
|
RETURN |
311 |
|
|
END |