1 |
jmc |
1.6 |
C $Header: /u/gcmpack/models/MITgcmUV/pkg/aim/aim_do_atmos_physics.F,v 1.5 2001/06/18 17:39:58 cnh Exp $ |
2 |
jmc |
1.3 |
C $Name: $ |
3 |
adcroft |
1.2 |
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4 |
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#include "AIM_OPTIONS.h" |
5 |
cnh |
1.4 |
#undef OLD_AIM_GRIG_MAPPING |
6 |
adcroft |
1.2 |
|
7 |
cnh |
1.4 |
SUBROUTINE AIM_DO_ATMOS_PHYSICS( phi_hyd, |
8 |
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I bi, bj, |
9 |
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I currentTime, myThid ) |
10 |
adcroft |
1.2 |
C /==================================================================\ |
11 |
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C | S/R AIM_DO_ATMOS_PHYSICS | |
12 |
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C |==================================================================| |
13 |
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C | Interface interface between atmospheric physics package and the | |
14 |
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C | dynamical model. | |
15 |
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C | Routine calls physics pacakge after mapping model variables to | |
16 |
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C | the package grid. Package should derive and set tendency terms | |
17 |
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C | which can be included as external forcing terms in the dynamical | |
18 |
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C | tendency routines. Packages should communicate this information | |
19 |
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C | through common blocks. | |
20 |
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C \==================================================================/ |
21 |
cnh |
1.4 |
IMPLICIT rEAL*8 (A-H,O-Z) |
22 |
adcroft |
1.2 |
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23 |
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C -------------- Global variables ------------------------------------ |
24 |
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C Physics package |
25 |
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#include "atparam.h" |
26 |
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#include "atparam1.h" |
27 |
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INTEGER NGP |
28 |
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INTEGER NLON |
29 |
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INTEGER NLAT |
30 |
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INTEGER NLEV |
31 |
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PARAMETER ( NLON=IX, NLAT=IL, NLEV=KX, NGP=NLON*NLAT ) |
32 |
cnh |
1.4 |
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33 |
adcroft |
1.2 |
C MITgcm |
34 |
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#include "EEPARAMS.h" |
35 |
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#include "PARAMS.h" |
36 |
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#include "DYNVARS.h" |
37 |
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#include "GRID.h" |
38 |
cnh |
1.4 |
#include "SURFACE.h" |
39 |
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#include "AIM_FFIELDS.h" |
40 |
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41 |
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C Physics package |
42 |
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#include "com_physvar.h" |
43 |
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#include "com_forcing1.h" |
44 |
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#include "Lev_def.h" |
45 |
adcroft |
1.2 |
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46 |
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C -------------- Routine arguments ----------------------------------- |
47 |
cnh |
1.4 |
_RL phi_hyd(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr) |
48 |
adcroft |
1.2 |
_RL currentTime |
49 |
cnh |
1.4 |
INTEGER myThid |
50 |
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INTEGER bi, bj |
51 |
adcroft |
1.2 |
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52 |
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#ifdef ALLOW_AIM |
53 |
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C -------------- Local variables ------------------------------------- |
54 |
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C I,J,K,I2,J2 - Loop counters |
55 |
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C tYear - Fraction into year |
56 |
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C mnthIndex - Current month |
57 |
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C prevMnthIndex - Month last time this routine was called. |
58 |
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C tmp4 - I/O buffer ( 32-bit precision ) |
59 |
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C fNam - Work space for file names |
60 |
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C mnthNam - Month strings |
61 |
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C hInital - Initial height of pressure surfaces (m) |
62 |
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C pSurfs - Pressure surfaces (Pa) |
63 |
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C Katm - Atmospheric K index |
64 |
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INTEGER I |
65 |
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INTEGER I2 |
66 |
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INTEGER J |
67 |
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INTEGER J2 |
68 |
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INTEGER K |
69 |
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INTEGER IG0 |
70 |
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INTEGER JG0 |
71 |
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REAL tYear |
72 |
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INTEGER mnthIndex |
73 |
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INTEGER prevMnthIndex |
74 |
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DATA prevMnthIndex / 0 / |
75 |
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SAVE prevMnthIndex |
76 |
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LOGICAL FirstCall |
77 |
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DATA FirstCall /.TRUE./ |
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SAVE FirstCall |
79 |
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LOGICAL CALLFirst |
80 |
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DATA CALLFirst /.TRUE./ |
81 |
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SAVE CALLFirst |
82 |
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INTEGER nxIo |
83 |
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INTEGER nyIo |
84 |
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PARAMETER ( nxIo = 128, nyIo = 64 ) |
85 |
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Real*4 tmp4(nxIo,nyIo) |
86 |
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CHARACTER*16 fNam |
87 |
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CHARACTER*3 mnthNam(12) |
88 |
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DATA mnthNam / |
89 |
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& 'jan', 'feb', 'mar', 'apr', 'may', 'jun', |
90 |
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& 'jul', 'aug', 'sep', 'oct', 'nov', 'dec' / |
91 |
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SAVE mnthNam |
92 |
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REAL hInitial(Nr) |
93 |
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REAL hInitialW(Nr) |
94 |
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DATA hInitial / 418.038,2038.54,5296.88,10090.02,17338.0/ |
95 |
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SAVE hInitial |
96 |
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DATA hInitialW / 0., 1657.54, 4087.75, 8050.96,15090.4 / |
97 |
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REAL pSurfs(Nr) |
98 |
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DATA pSurfs / 950.D2,775.D2, 500.D2, 250.D2, 75.D2 / |
99 |
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SAVE pSurfs |
100 |
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REAL pSurfw(Nr) |
101 |
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DATA pSurfw /1000.D2, 900.D2, 650.D2, 350.D2, 150.D2 / |
102 |
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SAVE pSurfw |
103 |
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REAL RD |
104 |
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REAL CPAIR |
105 |
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REAL RhoG1(sNx*sNy,Nr) |
106 |
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INTEGER npasdt |
107 |
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DATA npasdt /0/ |
108 |
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SAVE npasdt |
109 |
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REAL Soilqmax |
110 |
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REAL phiTotal(sNx,sNy,Nr) |
111 |
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_RL phiTCount |
112 |
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_RL phiTSum |
113 |
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_RL ans |
114 |
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real pvoltotNiv5 |
115 |
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SAVE pvoltotNiv5 |
116 |
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real ptotalNiv5 |
117 |
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INTEGER Katm |
118 |
cnh |
1.4 |
|
119 |
adcroft |
1.2 |
C |
120 |
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pGround = 1.D5 |
121 |
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CPAIR = 1004 |
122 |
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RD = 287 |
123 |
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124 |
cnh |
1.4 |
CALL AIM_DYN2AIM( bi, bj, currentTime, myThid ) |
125 |
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126 |
adcroft |
1.2 |
C Assume only one tile per proc. for now |
127 |
cnh |
1.4 |
IG0 = myXGlobalLo+(bi-1)*sNx |
128 |
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JG0 = myYGlobalLo+(bj-1)*sNy |
129 |
adcroft |
1.2 |
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130 |
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C |
131 |
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C Physics package works with sub-domains 1:sNx,1:sNy,1:Nr. |
132 |
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C Internal index mapping is linear in X and Y with a second |
133 |
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C dimension for the vertical. |
134 |
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135 |
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C Adjustment for heave due to mean heating/cooling |
136 |
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C ( I don't think the old formula was strictly "correct" for orography |
137 |
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C but I have implemented it as was for now. As implemented |
138 |
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C the mean heave of the bottom (K=Nr) level is calculated rather than |
139 |
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C the mean heave of the base of the atmosphere. ) |
140 |
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phiTCount = 0. |
141 |
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phiTSum = 0. |
142 |
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DO K=1,Nr |
143 |
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DO J=1,sNy |
144 |
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DO I=1,sNx |
145 |
jmc |
1.3 |
phiTotal(I,J,K) = etaN(i,j,bi,bj) |
146 |
adcroft |
1.2 |
phiTCount = phiTCount + hFacC(i,j,Nr,bi,bj) |
147 |
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ENDDO |
148 |
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ENDDO |
149 |
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ENDDO |
150 |
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DO K=1,Nr |
151 |
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DO J=1,sNy |
152 |
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DO I=1,sNx |
153 |
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phiTotal(I,J,K) = phiTotal(I,J,K) + |
154 |
cnh |
1.4 |
& recip_rhoConst*(phi_hyd(i,j,k)) |
155 |
adcroft |
1.2 |
ENDDO |
156 |
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ENDDO |
157 |
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ENDDO |
158 |
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DO J=1,sNy |
159 |
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DO I=1,sNx |
160 |
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phiTSum = phiTSum + phiTotal(I,J,Nr) |
161 |
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ENDDO |
162 |
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ENDDO |
163 |
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ans = phiTCount |
164 |
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C _GLOBAL_SUM_R8( phiTCount, myThid ) |
165 |
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phiTcount = ans |
166 |
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ans = phiTSum |
167 |
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C _GLOBAL_SUM_R8( phiTSum, myThid ) |
168 |
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phiTSum = ans |
169 |
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C ptotalniv5=phiTSum/phiTCount |
170 |
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ptotalniv5=0. |
171 |
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172 |
cnh |
1.4 |
c_jmc: Because AIM physics LSC is not applied in the stratosphere (top level), |
173 |
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c ==> move water wapor from the stratos to the surface level. |
174 |
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DO J = 1-Oly, sNy+Oly |
175 |
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DO I = 1-Olx, sNx+Olx |
176 |
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c k = k_surf(i,j,bi,bj) |
177 |
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c salt(I,J,k,bi,bj) = salt(I,J,k,bi,bj) |
178 |
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c & + maskC(i,j,Nr,bi,bj)*salt(I,J,Nr,bi,bj)*drF(Nr)*recip_drF(k) |
179 |
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salt(I,J,Nr,bi,bj) = 0. |
180 |
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ENDDO |
181 |
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ENDDO |
182 |
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183 |
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C Note the mapping here is only valid for one tile per proc. |
184 |
adcroft |
1.2 |
DO K = 1, Nr |
185 |
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DO J = 1, sNy |
186 |
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DO I = 1, sNx |
187 |
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I2 = (sNx)*(J-1)+I |
188 |
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Katm = _KD2KA( K ) |
189 |
cnh |
1.4 |
UG1(I2,Katm,myThid) = |
190 |
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& 0.5*(uVel(I,J,K,bi,bj)+uVel(I+1,J,K,bi,bj)) |
191 |
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VG1(I2,Katm,myThid) = |
192 |
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& 0.5*(vVel(I,J,K,bi,bj)+vVel(I,J+1,K,bi,bj)) |
193 |
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C Physics works with temperature - not potential temp. |
194 |
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TG1(I2,Katm,myThid) = theta(I,J,K,bi,bj) |
195 |
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& / ((pGround/pSurfs(K))**(RD/CPAIR)) |
196 |
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c_jmc QG1(I2,Katm,myThid) = salt(I,J,K,bi,bj) |
197 |
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QG1(I2,Katm,myThid) = MAX(salt(I,J,K,bi,bj), 0. _d 0) |
198 |
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PHIG1(I2,Katm,myThid) = (phiTotal(I,J,K)- ptotalniv5 ) |
199 |
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& + gravity*Hinitial(k) |
200 |
jmc |
1.6 |
C *NOTE* Fix me for lopped cells <== done ! |
201 |
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IF (maskC(i,j,k,bi,bj).EQ.1.) THEN |
202 |
cnh |
1.4 |
RHOG1(I2,Katm) = pSurfs(K)/RD/TG1(I2,Katm,myThid) |
203 |
jmc |
1.6 |
ELSE |
204 |
adcroft |
1.2 |
RHOG1(I2,Katm)=0. |
205 |
jmc |
1.6 |
ENDIF |
206 |
adcroft |
1.2 |
ENDDO |
207 |
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ENDDO |
208 |
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ENDDO |
209 |
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210 |
cnh |
1.4 |
c---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
211 |
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c_jmc: add square of surface wind speed (center of C grid) = 2 * KE_surf |
212 |
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DO J = 1, sNy |
213 |
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DO I = 1, sNx |
214 |
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I2 = I+(J-1)*sNx |
215 |
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K = k_surf(i,j,bi,bj) |
216 |
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Vsurfsq(I2,myThid) = 0.5 * ( |
217 |
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& uVel(I,J,K,bi,bj)*uVel(I,J,K,bi,bj) |
218 |
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& + uVel(I+1,J,K,bi,bj)*uVel(I+1,J,K,bi,bj) |
219 |
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& + vVel(I,J,K,bi,bj)*vVel(I,J,K,bi,bj) |
220 |
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& + vVel(I,J+1,K,bi,bj)*vVel(I,J+1,K,bi,bj) |
221 |
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& ) |
222 |
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#ifdef OLD_AIM_GRIG_MAPPING |
223 |
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c - to reproduce old results : |
224 |
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Katm = _KD2KA( K ) |
225 |
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Vsurfsq(I2,myThid) = |
226 |
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& UG1(I2,Katm,myThid)*UG1(I2,Katm,myThid) |
227 |
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& + VG1(I2,Katm,myThid)*VG1(I2,Katm,myThid) |
228 |
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#endif /* OLD_AIM_GRIG_MAPPING */ |
229 |
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ENDDO |
230 |
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ENDDO |
231 |
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c---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
232 |
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233 |
adcroft |
1.2 |
C |
234 |
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C Set geopotential surfaces |
235 |
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C ------------------------- |
236 |
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DO J=1,sNy |
237 |
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DO I=1,sNx |
238 |
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I2 = (sNx)*(J-1)+I |
239 |
cnh |
1.4 |
IF ( Nlevxy(I2,myThid) .NE. 0 ) THEN |
240 |
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PHI0(I2,myThid) = gravity*Hinitialw(Nlevxy(I2,myThid)) |
241 |
adcroft |
1.2 |
ELSE |
242 |
cnh |
1.4 |
PHI0(I2,myThid) = 0. |
243 |
adcroft |
1.2 |
ENDIF |
244 |
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ENDDO |
245 |
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ENDDO |
246 |
cnh |
1.4 |
|
247 |
adcroft |
1.2 |
C |
248 |
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C Physics package works with log of surface pressure |
249 |
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C Get surface pressure from pbot-dpref/dz*Z' |
250 |
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DO J=1,sNy |
251 |
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DO I=1,sNx |
252 |
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I2 = (sNx)*(J-1)+I |
253 |
cnh |
1.4 |
IF ( Nlevxy(I2,myThid) .NE. 0 ) THEN |
254 |
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PNLEVW(I2,myThid) = PsurfW(Nlevxy(I2,myThid))/pGround |
255 |
adcroft |
1.2 |
ELSE |
256 |
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C Dummy value for land |
257 |
cnh |
1.4 |
PNLEVW(I2,myThid) = PsurfW(1)/pGround |
258 |
adcroft |
1.2 |
ENDIF |
259 |
cnh |
1.4 |
PSLG1(I2,myThid) = 0. |
260 |
adcroft |
1.2 |
ENDDO |
261 |
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ENDDO |
262 |
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cch write(0,*) '(PNLEVW(I2),I2=257,384)' |
263 |
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cch write(0,*) (PNLEVW(I2),I2=257,384) |
264 |
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C |
265 |
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C |
266 |
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C Physics package needs to know time of year as a fraction |
267 |
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tYear = currentTime/(86400.*360.) - |
268 |
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& FLOAT(INT(currentTime/(86400.*360.))) |
269 |
cnh |
1.4 |
|
270 |
adcroft |
1.2 |
C |
271 |
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C Load external data needed by physics package |
272 |
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C 1. Albedo |
273 |
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C 2. Soil moisture |
274 |
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C 3. Surface temperatures |
275 |
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C 4. Snow depth - assume no snow for now |
276 |
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C 5. Sea ice - assume no sea ice for now |
277 |
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C 6. Land sea mask - infer from exact zeros in soil moisture dataset |
278 |
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C 7. Surface geopotential - to be done when orography is in |
279 |
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C dynamical kernel. Assume 0. for now. |
280 |
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mnthIndex = INT(tYear*12.)+1 |
281 |
cnh |
1.4 |
C_cnh01 IF ( mnthIndex .NE. prevMnthIndex .OR. |
282 |
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C_cnh01 & FirstCall ) THEN |
283 |
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C_cnh01 prevMnthIndex = mnthIndex |
284 |
adcroft |
1.2 |
C Read in surface albedo data (input is in % 0-100 ) |
285 |
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C scale to give fraction between 0-1 for Francos package. |
286 |
cnh |
1.4 |
C WRITE(fNam,'(A,A,A)' ) 'salb.',mnthNam(mnthIndex),'.sun.b' |
287 |
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C OPEN(1,FILE=fNam(1:14),STATUS='old',FORM='unformatted') |
288 |
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C READ(1) tmp4 |
289 |
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C CLOSE(1) |
290 |
cnh |
1.5 |
C DO J=1,nYio |
291 |
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C DO I=1,nXio |
292 |
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C tmp4(I,J) = aim_albedo(I,J)/100. |
293 |
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C ENDDO |
294 |
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C ENDDO |
295 |
adcroft |
1.2 |
DO J=1,sNy |
296 |
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DO I=1,sNx |
297 |
|
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I2 = (sNx)*(J-1)+I |
298 |
cnh |
1.4 |
alb0(I2,myThid) = 0. |
299 |
cnh |
1.5 |
alb0(I2,myThid) = aim_albedo(I,J,bi,bj)/100. |
300 |
adcroft |
1.2 |
ENDDO |
301 |
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ENDDO |
302 |
|
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C Read in surface temperature data (input is in absolute temperature) |
303 |
cnh |
1.4 |
C WRITE(fNam,'(A,A,A)' ) 'tsurf.',mnthNam(mnthIndex),'.sun.b' |
304 |
|
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C OPEN(1,FILE=fNam(1:15),STATUS='old',FORM='unformatted') |
305 |
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C READ(1) tmp4 |
306 |
|
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C CLOSE(1) |
307 |
adcroft |
1.2 |
DO J=1,sNy |
308 |
|
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DO I=1,sNx |
309 |
|
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I2 = (sNx)*(J-1)+I |
310 |
cnh |
1.4 |
sst1(I2,myThid) = 300. |
311 |
|
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stl1(I2,myThid) = 300. |
312 |
cnh |
1.5 |
sst1(I2,myThid) = aim_surfTemp(I,J,bi,bj) |
313 |
|
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stl1(I2,myThid) = aim_surfTemp(I,J,bi,bj) |
314 |
adcroft |
1.2 |
ENDDO |
315 |
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ENDDO |
316 |
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C |
317 |
|
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C Read in soil moisture data (input is in cm in bucket of depth 20cm. ) |
318 |
|
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C??? NOT CLEAR scale for bucket depth of 75mm which is what Franco uses. |
319 |
cnh |
1.4 |
C WRITE(fNam,'(A,A,A)' ) 'smoist.',mnthNam(mnthIndex),'.sun.b' |
320 |
|
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C OPEN(1,FILE=fNam(1:16),STATUS='old',FORM='unformatted') |
321 |
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C READ(1) tmp4 |
322 |
|
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C CLOSE(1) |
323 |
|
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C WRITE(0,*) ' Read file ', fNam(1:16), IG0, JG0 |
324 |
adcroft |
1.2 |
cdj tmp4 = (tmp4*7.5/20.)*10. |
325 |
|
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DO J=1,sNy |
326 |
|
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DO I=1,sNx |
327 |
|
|
I2 = (sNx)*(J-1)+I |
328 |
cnh |
1.4 |
soilq1(I2,myThid) = 0. |
329 |
cnh |
1.5 |
soilq1(I2,myThid) = aim_soilMoisture(I,J,bi,bj)/20. |
330 |
adcroft |
1.2 |
ENDDO |
331 |
|
|
ENDDO |
332 |
cnh |
1.4 |
C_cnh01 ENDIF |
333 |
adcroft |
1.2 |
C |
334 |
cnh |
1.4 |
C_cnh01 IF ( FirstCall ) THEN |
335 |
adcroft |
1.2 |
C Set snow depth, sea ice to zero for now |
336 |
cnh |
1.4 |
C Land-sea mask ( figure this out from where |
337 |
|
|
C soil moisture is exactly zero ). |
338 |
adcroft |
1.2 |
DO J=1,sNy |
339 |
|
|
DO I=1,sNx |
340 |
|
|
I2 = (sNx)*(J-1)+I |
341 |
cnh |
1.4 |
fMask1(I2,myThid) = 1. |
342 |
|
|
IF ( soilq1(I2,myThid) .EQ. 0. ) fMask1(I2,myThid) = 0. |
343 |
|
|
oice1(I2,myThid) = 0. |
344 |
|
|
snow1(I2,myThid) = 0. |
345 |
adcroft |
1.2 |
ENDDO |
346 |
|
|
ENDDO |
347 |
|
|
C open(77,file='lsmask',form='unformatted') |
348 |
|
|
C write(77) fmask1 |
349 |
|
|
C close(77) |
350 |
cnh |
1.4 |
C_cnh01 ENDIF |
351 |
adcroft |
1.2 |
C |
352 |
|
|
C Addition may 15 . Reset humidity to 0. if negative |
353 |
|
|
C --------------------------------------------------- |
354 |
cnh |
1.4 |
Caja DO K=1,Nr |
355 |
|
|
Caja DO J=1-OLy,sNy+OLy |
356 |
|
|
Caja DO I=1-Olx,sNx+OLx |
357 |
|
|
Caja IF ( salt(i,j,k,bi,bj) .LT. 0. .OR. K .EQ. Nr ) THEN |
358 |
|
|
Caja salt(i,j,k,bi,bj) = 0. |
359 |
|
|
Caja ENDIF |
360 |
|
|
Caja ENDDO |
361 |
|
|
Caja ENDDO |
362 |
|
|
Caja ENDDO |
363 |
cnh |
1.5 |
|
364 |
cnh |
1.4 |
|
365 |
|
|
CALL PDRIVER( tYear, myThid ) |
366 |
adcroft |
1.2 |
|
367 |
jmc |
1.3 |
#ifdef ALLOW_TIMEAVE |
368 |
adcroft |
1.2 |
C Calculate diagnostics for AIM |
369 |
|
|
CALL AIM_CALC_DIAGS( bi, bj, currentTime, myThid ) |
370 |
jmc |
1.3 |
#endif /* ALLOW_TIMEAVE */ |
371 |
adcroft |
1.2 |
C |
372 |
|
|
FirstCall = .FALSE. |
373 |
cnh |
1.4 |
|
374 |
|
|
CALL AIM_AIM2DYN( bi, bj, currentTime, myThid ) |
375 |
adcroft |
1.2 |
C |
376 |
|
|
#endif /* ALLOW_AIM */ |
377 |
|
|
|
378 |
|
|
RETURN |
379 |
|
|
END |