1 |
mlosch |
1.10 |
C $Header: /u/gcmpack/MITgcm/model/src/find_alpha.F,v 1.9 2002/09/05 20:49:33 mlosch Exp $ |
2 |
cnh |
1.5 |
C $Name: $ |
3 |
adcroft |
1.1 |
|
4 |
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#include "CPP_OPTIONS.h" |
5 |
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#define USE_FACTORIZED_POLY |
6 |
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7 |
cnh |
1.5 |
CBOP |
8 |
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C !ROUTINE: FIND_ALPHA |
9 |
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C !INTERFACE: |
10 |
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SUBROUTINE FIND_ALPHA ( |
11 |
mlosch |
1.10 |
I bi, bj, iMin, iMax, jMin, jMax, k, kRef, |
12 |
adcroft |
1.1 |
O alphaloc ) |
13 |
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14 |
cnh |
1.5 |
C !DESCRIPTION: \bv |
15 |
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C *==========================================================* |
16 |
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C | o SUBROUTINE FIND_ALPHA |
17 |
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C | Calculates [drho(S,T,z) / dT] of a horizontal slice |
18 |
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C *==========================================================* |
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C | |
20 |
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C | k - is the Theta/Salt level |
21 |
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C | kRef - determines pressure reference level |
22 |
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C | (not used in 'LINEAR' mode) |
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C | |
24 |
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C | alphaloc - drho / dT (kg/m^3/C) |
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C | |
26 |
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C *==========================================================* |
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C \ev |
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29 |
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C !USES: |
30 |
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IMPLICIT NONE |
31 |
adcroft |
1.1 |
c Common |
32 |
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#include "SIZE.h" |
33 |
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#include "DYNVARS.h" |
34 |
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#include "EEPARAMS.h" |
35 |
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#include "PARAMS.h" |
36 |
mlosch |
1.6 |
#include "EOS.h" |
37 |
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#include "GRID.h" |
38 |
adcroft |
1.1 |
|
39 |
cnh |
1.5 |
C !INPUT/OUTPUT PARAMETERS: |
40 |
adcroft |
1.1 |
c Arguments |
41 |
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integer bi,bj,iMin,iMax,jMin,jMax |
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integer k ! Level of Theta/Salt slice |
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integer kRef ! Pressure reference level |
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_RL alphaloc(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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cnh |
1.5 |
C !LOCAL VARIABLES: |
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adcroft |
1.1 |
c Local |
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integer i,j |
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_RL refTemp,refSalt,tP,sP |
50 |
mlosch |
1.9 |
_RL t1, t2, t3, s1, s3o2, p1, p2, sp5, p1t1 |
51 |
mlosch |
1.6 |
_RL drhoP0dtheta, drhoP0dthetaFresh, drhoP0dthetaSalt |
52 |
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_RL dKdtheta, dKdthetaFresh, dKdthetaSalt, dKdthetaPres |
53 |
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_RL rhoP0(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
54 |
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_RL bulkMod(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
55 |
mlosch |
1.9 |
_RL dnum_dtheta, dden_dtheta |
56 |
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_RL rhoDen(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
57 |
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_RL rhoLoc(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
58 |
mlosch |
1.6 |
integer myThid |
59 |
cnh |
1.5 |
CEOP |
60 |
adcroft |
1.1 |
|
61 |
mlosch |
1.6 |
Cml stop 'myThid is not properly defined in this subroutine' |
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63 |
mlosch |
1.9 |
if (equationOfState.eq.'LINEAR') then |
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adcroft |
1.1 |
|
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do j=jMin,jMax |
66 |
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do i=iMin,iMax |
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alphaloc(i,j) = -rhonil * tAlpha |
68 |
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enddo |
69 |
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enddo |
70 |
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71 |
mlosch |
1.9 |
elseif (equationOfState.eq.'POLY3') then |
72 |
adcroft |
1.1 |
|
73 |
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refTemp=eosRefT(kRef) |
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refSalt=eosRefS(kRef) |
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do j=jMin,jMax |
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do i=iMin,iMax |
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tP=theta(i,j,k,bi,bj)-refTemp |
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sP=salt(i,j,k,bi,bj)-refSalt |
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#ifdef USE_FACTORIZED_POLY |
81 |
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alphaloc(i,j) = |
82 |
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& ( eosC(6,kRef) |
83 |
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& *tP*3. |
84 |
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& +(eosC(7,kRef)*sP + eosC(3,kRef))*2. |
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& )*tP |
86 |
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& +(eosC(8,kRef)*sP + eosC(4,kRef) )*sP + eosC(1,kRef) |
87 |
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& |
88 |
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#else |
89 |
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alphaloc(i,j) = |
90 |
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& eosC(1,kRef) + |
91 |
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& eosC(3,kRef)*tP*2. + |
92 |
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& eosC(4,kRef) *sP + |
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& eosC(6,kRef)*tP*tP*3. + |
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& eosC(7,kRef)*tP*2. *sP + |
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& eosC(8,kRef) *sP*sP |
96 |
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#endif |
97 |
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enddo |
98 |
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enddo |
99 |
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100 |
mlosch |
1.9 |
elseif ( equationOfState(1:5).eq.'JMD95' |
101 |
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& .or. equationOfState.eq.'UNESCO' ) then |
102 |
mlosch |
1.6 |
C nonlinear equation of state in pressure coordinates |
103 |
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104 |
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CALL FIND_RHOP0( |
105 |
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I bi, bj, iMin, iMax, jMin, jMax, k, |
106 |
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I theta, salt, |
107 |
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O rhoP0, |
108 |
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I myThid ) |
109 |
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110 |
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CALL FIND_BULKMOD( |
111 |
adcroft |
1.7 |
I bi, bj, iMin, iMax, jMin, jMax, k, kRef, |
112 |
mlosch |
1.6 |
I theta, salt, |
113 |
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O bulkMod, |
114 |
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I myThid ) |
115 |
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116 |
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do j=jMin,jMax |
117 |
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do i=iMin,iMax |
118 |
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119 |
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C abbreviations |
120 |
mlosch |
1.9 |
t1 = theta(i,j,k,bi,bj) |
121 |
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t2 = t1*t1 |
122 |
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t3 = t2*t1 |
123 |
mlosch |
1.6 |
|
124 |
mlosch |
1.9 |
s1 = salt(i,j,k,bi,bj) |
125 |
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if ( s1 .lt. 0. _d 0 ) then |
126 |
mlosch |
1.6 |
C issue a warning |
127 |
mlosch |
1.10 |
write(*,'(a,i3,a,i3,a,i3,a,i3,a,i3,a,e13.5)') |
128 |
mlosch |
1.9 |
& ' FIND_ALPHA: WARNING, salinity(', |
129 |
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& i,',',j,',',k,',',bi,',',bj,') = ', s1 |
130 |
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s1 = 0. _d 0 |
131 |
mlosch |
1.6 |
end if |
132 |
mlosch |
1.9 |
s3o2 = sqrt(s1*s1*s1) |
133 |
mlosch |
1.6 |
|
134 |
mlosch |
1.9 |
p1 = pressure(i,j,kRef,bi,bj)*SItoBar |
135 |
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p2 = p1*p1 |
136 |
mlosch |
1.6 |
|
137 |
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C d(rho)/d(theta) |
138 |
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C of fresh water at p = 0 |
139 |
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drhoP0dthetaFresh = |
140 |
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& eosJMDCFw(2) |
141 |
mlosch |
1.9 |
& + 2.*eosJMDCFw(3)*t1 |
142 |
mlosch |
1.6 |
& + 3.*eosJMDCFw(4)*t2 |
143 |
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& + 4.*eosJMDCFw(5)*t3 |
144 |
mlosch |
1.9 |
& + 5.*eosJMDCFw(6)*t3*t1 |
145 |
mlosch |
1.6 |
C of salt water at p = 0 |
146 |
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drhoP0dthetaSalt = |
147 |
mlosch |
1.9 |
& s1*( |
148 |
mlosch |
1.6 |
& eosJMDCSw(2) |
149 |
mlosch |
1.9 |
& + 2.*eosJMDCSw(3)*t1 |
150 |
mlosch |
1.6 |
& + 3.*eosJMDCSw(4)*t2 |
151 |
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& + 4.*eosJMDCSw(5)*t3 |
152 |
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& ) |
153 |
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& + s3o2*( |
154 |
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& + eosJMDCSw(7) |
155 |
mlosch |
1.9 |
& + 2.*eosJMDCSw(8)*t1 |
156 |
mlosch |
1.6 |
& ) |
157 |
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C d(bulk modulus)/d(theta) |
158 |
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C of fresh water at p = 0 |
159 |
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dKdthetaFresh = |
160 |
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& eosJMDCKFw(2) |
161 |
mlosch |
1.9 |
& + 2.*eosJMDCKFw(3)*t1 |
162 |
mlosch |
1.6 |
& + 3.*eosJMDCKFw(4)*t2 |
163 |
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& + 4.*eosJMDCKFw(5)*t3 |
164 |
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C of sea water at p = 0 |
165 |
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dKdthetaSalt = |
166 |
mlosch |
1.9 |
& s1*( eosJMDCKSw(2) |
167 |
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& + 2.*eosJMDCKSw(3)*t1 |
168 |
mlosch |
1.6 |
& + 3.*eosJMDCKSw(4)*t2 |
169 |
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& ) |
170 |
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& + s3o2*( eosJMDCKSw(6) |
171 |
mlosch |
1.9 |
& + 2.*eosJMDCKSw(7)*t1 |
172 |
mlosch |
1.6 |
& ) |
173 |
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C of sea water at p |
174 |
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dKdthetaPres = |
175 |
mlosch |
1.9 |
& p1*( eosJMDCKP(2) |
176 |
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& + 2.*eosJMDCKP(3)*t1 |
177 |
mlosch |
1.6 |
& + 3.*eosJMDCKP(4)*t2 |
178 |
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& ) |
179 |
mlosch |
1.9 |
& + p1*s1*( eosJMDCKP(6) |
180 |
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& + 2.*eosJMDCKP(7)*t1 |
181 |
mlosch |
1.6 |
& ) |
182 |
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& + p2*( eosJMDCKP(10) |
183 |
mlosch |
1.9 |
& + 2.*eosJMDCKP(11)*t1 |
184 |
mlosch |
1.6 |
& ) |
185 |
mlosch |
1.9 |
& + p2*s1*( eosJMDCKP(13) |
186 |
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& + 2.*eosJMDCKP(14)*t1 |
187 |
mlosch |
1.6 |
& ) |
188 |
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189 |
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drhoP0dtheta = drhoP0dthetaFresh |
190 |
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& + drhoP0dthetaSalt |
191 |
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dKdtheta = dKdthetaFresh |
192 |
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& + dKdthetaSalt |
193 |
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& + dKdthetaPres |
194 |
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alphaloc(i,j) = |
195 |
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& ( bulkmod(i,j)**2*drhoP0dtheta |
196 |
mlosch |
1.9 |
& - bulkmod(i,j)*p1*drhoP0dtheta |
197 |
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& - rhoP0(i,j)*p1*dKdtheta ) |
198 |
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& /( bulkmod(i,j) - p1 )**2 |
199 |
mlosch |
1.6 |
|
200 |
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201 |
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end do |
202 |
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end do |
203 |
mlosch |
1.9 |
elseif ( equationOfState.eq.'MDJWF' ) then |
204 |
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205 |
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CALL FIND_RHO( bi, bj, iMin, iMax, jMin, jMax, k, kRef, |
206 |
mlosch |
1.10 |
& theta, salt, rhoLoc, myThid ) |
207 |
mlosch |
1.9 |
CALL FIND_RHODEN( bi, bj, iMin, iMax, jMin, jMax, k, kRef, |
208 |
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& theta, salt, rhoDen, myThid ) |
209 |
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210 |
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do j=jMin,jMax |
211 |
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do i=iMin,iMax |
212 |
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t1 = theta(i,j,k,bi,bj) |
213 |
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t2 = t1*t1 |
214 |
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s1 = salt(i,j,k,bi,bj) |
215 |
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if ( s1 .lt. 0. _d 0 ) then |
216 |
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C issue a warning |
217 |
mlosch |
1.10 |
write(*,'(a,i3,a,i3,a,i3,a,i3,a,i3,a,e13.5)') |
218 |
mlosch |
1.9 |
& ' FIND_ALPHA: WARNING, salinity(', |
219 |
|
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& i,',',j,',',k,',',bi,',',bj,') = ', s1 |
220 |
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s1 = 0. _d 0 |
221 |
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end if |
222 |
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sp5 = sqrt(s1) |
223 |
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224 |
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p1 = pressure(i,j,kRef,bi,bj)*SItodBar |
225 |
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p1t1 = p1*t1 |
226 |
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227 |
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dnum_dtheta = eosMDJWFnum(1) |
228 |
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& + t1*(2.*eosMDJWFnum(2) + 3.*eosMDJWFnum(3)*t1) |
229 |
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& + eosMDJWFnum(5)*s1 |
230 |
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& + p1t1*(2.*eosMDJWFnum(8) + 2.*eosMDJWFnum(11)*p1) |
231 |
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232 |
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dden_dtheta = eosMDJWFden(1) |
233 |
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& + t1*(2.*eosMDJWFden(2) |
234 |
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& + t1*(3.*eosMDJWFden(3) |
235 |
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& + 4.*eosMDJWFden(4)*t1 ) ) |
236 |
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& + s1*(eosMDJWFden(6) |
237 |
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& + t1*(3.*eosMDJWFden(7)*t1 |
238 |
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& + 2.*eosMDJWFden(9)*sp5 ) ) |
239 |
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& + p1*p1*(3.*eosMDJWFden(11)*t2 + eosMDJWFden(12)*p1) |
240 |
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241 |
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alphaLoc(i,j) = rhoDen(i,j)*(dnum_dtheta |
242 |
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& - rhoLoc(i,j)*dden_dtheta) |
243 |
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244 |
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end do |
245 |
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end do |
246 |
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|
247 |
adcroft |
1.1 |
else |
248 |
mlosch |
1.9 |
write(*,*) 'FIND_ALPHA: equationOfState = ',equationOfState |
249 |
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stop 'FIND_ALPHA: "equationOfState" has illegal value' |
250 |
adcroft |
1.1 |
endif |
251 |
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252 |
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return |
253 |
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end |
254 |
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255 |
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subroutine FIND_BETA ( |
256 |
mlosch |
1.10 |
I bi, bj, iMin, iMax, jMin, jMax, k, kRef, |
257 |
adcroft |
1.1 |
O betaloc ) |
258 |
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C /==========================================================\ |
259 |
|
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C | o SUBROUTINE FIND_BETA | |
260 |
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C | Calculates [drho(S,T,z) / dS] of a horizontal slice | |
261 |
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C |==========================================================| |
262 |
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C | | |
263 |
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C | k - is the Theta/Salt level | |
264 |
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C | kRef - determines pressure reference level | |
265 |
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C | (not used in 'LINEAR' mode) | |
266 |
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C | | |
267 |
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C | betaloc - drho / dS (kg/m^3/PSU) | |
268 |
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C | | |
269 |
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C \==========================================================/ |
270 |
|
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implicit none |
271 |
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|
272 |
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c Common |
273 |
|
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#include "SIZE.h" |
274 |
|
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#include "DYNVARS.h" |
275 |
|
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#include "EEPARAMS.h" |
276 |
|
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#include "PARAMS.h" |
277 |
mlosch |
1.6 |
#include "EOS.h" |
278 |
|
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#include "GRID.h" |
279 |
adcroft |
1.1 |
|
280 |
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c Arguments |
281 |
|
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integer bi,bj,iMin,iMax,jMin,jMax |
282 |
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integer k ! Level of Theta/Salt slice |
283 |
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integer kRef ! Pressure reference level |
284 |
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_RL betaloc(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
285 |
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|
286 |
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c Local |
287 |
|
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integer i,j |
288 |
|
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_RL refTemp,refSalt,tP,sP |
289 |
mlosch |
1.9 |
_RL t1, t2, t3, s1, s3o2, p1, sp5, p1t1 |
290 |
mlosch |
1.6 |
_RL drhoP0dS |
291 |
|
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_RL dKdS, dKdSSalt, dKdSPres |
292 |
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_RL rhoP0(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
293 |
|
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_RL bulkMod(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
294 |
mlosch |
1.9 |
_RL dnum_dsalt, dden_dsalt |
295 |
|
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_RL rhoDen(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
296 |
|
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_RL rhoLoc(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
297 |
mlosch |
1.6 |
integer myThid |
298 |
|
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CEOP |
299 |
|
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|
300 |
|
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Cml stop 'myThid is not properly defined in this subroutine' |
301 |
adcroft |
1.1 |
|
302 |
mlosch |
1.9 |
if (equationOfState.eq.'LINEAR') then |
303 |
adcroft |
1.1 |
|
304 |
|
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do j=jMin,jMax |
305 |
|
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do i=iMin,iMax |
306 |
|
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betaloc(i,j) = rhonil * sBeta |
307 |
|
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enddo |
308 |
|
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enddo |
309 |
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|
310 |
mlosch |
1.9 |
elseif (equationOfState.eq.'POLY3') then |
311 |
adcroft |
1.1 |
|
312 |
|
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refTemp=eosRefT(kRef) |
313 |
|
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refSalt=eosRefS(kRef) |
314 |
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|
315 |
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do j=jMin,jMax |
316 |
|
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do i=iMin,iMax |
317 |
|
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tP=theta(i,j,k,bi,bj)-refTemp |
318 |
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sP=salt(i,j,k,bi,bj)-refSalt |
319 |
|
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#ifdef USE_FACTORIZED_POLY |
320 |
|
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betaloc(i,j) = |
321 |
|
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& ( eosC(9,kRef)*sP*3. + eosC(5,kRef)*2. )*sP + eosC(2,kRef) |
322 |
|
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& + ( eosC(7,kRef)*tP |
323 |
|
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& +eosC(8,kRef)*sP*2. + eosC(4,kRef) |
324 |
|
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& )*tP |
325 |
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#else |
326 |
|
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betaloc(i,j) = |
327 |
|
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& eosC(2,kRef) + |
328 |
|
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& eosC(4,kRef)*tP + |
329 |
|
|
& eosC(5,kRef) *sP*2. + |
330 |
|
|
& eosC(7,kRef)*tP*tP + |
331 |
|
|
& eosC(8,kRef)*tP *sP*2. + |
332 |
|
|
& eosC(9,kRef) *sP*sP*3. |
333 |
|
|
#endif |
334 |
|
|
enddo |
335 |
|
|
enddo |
336 |
|
|
|
337 |
mlosch |
1.9 |
elseif ( equationOfState(1:5).eq.'JMD95' |
338 |
|
|
& .or. equationOfState.eq.'UNESCO' ) then |
339 |
mlosch |
1.6 |
C nonlinear equation of state in pressure coordinates |
340 |
|
|
|
341 |
|
|
CALL FIND_RHOP0( |
342 |
|
|
I bi, bj, iMin, iMax, jMin, jMax, k, |
343 |
|
|
I theta, salt, |
344 |
|
|
O rhoP0, |
345 |
|
|
I myThid ) |
346 |
|
|
|
347 |
|
|
CALL FIND_BULKMOD( |
348 |
adcroft |
1.7 |
I bi, bj, iMin, iMax, jMin, jMax, k, kRef, |
349 |
mlosch |
1.6 |
I theta, salt, |
350 |
|
|
O bulkMod, |
351 |
|
|
I myThid ) |
352 |
|
|
|
353 |
|
|
do j=jMin,jMax |
354 |
|
|
do i=iMin,iMax |
355 |
|
|
|
356 |
|
|
C abbreviations |
357 |
mlosch |
1.9 |
t1 = theta(i,j,k,bi,bj) |
358 |
|
|
t2 = t1*t1 |
359 |
|
|
t3 = t2*t1 |
360 |
mlosch |
1.6 |
|
361 |
mlosch |
1.9 |
s1 = salt(i,j,k,bi,bj) |
362 |
|
|
if ( s1 .lt. 0. _d 0 ) then |
363 |
mlosch |
1.6 |
C issue a warning |
364 |
mlosch |
1.10 |
write(*,'(a,i3,a,i3,a,i3,a,i3,a,i3,a,e13.5)') |
365 |
mlosch |
1.9 |
& ' FIND_BETA: WARNING, salinity(', |
366 |
|
|
& i,',',j,',',k,',',bi,',',bj,') = ', s1 |
367 |
|
|
s1 = 0. _d 0 |
368 |
mlosch |
1.6 |
end if |
369 |
mlosch |
1.9 |
s3o2 = 1.5*sqrt(s1) |
370 |
mlosch |
1.6 |
|
371 |
mlosch |
1.9 |
p1 = pressure(i,j,kRef,bi,bj)*SItoBar |
372 |
mlosch |
1.6 |
|
373 |
|
|
C d(rho)/d(S) |
374 |
|
|
C of fresh water at p = 0 |
375 |
|
|
drhoP0dS = 0. _d 0 |
376 |
|
|
C of salt water at p = 0 |
377 |
|
|
drhoP0dS = drhoP0dS |
378 |
|
|
& + eosJMDCSw(1) |
379 |
mlosch |
1.9 |
& + eosJMDCSw(2)*t1 |
380 |
mlosch |
1.6 |
& + eosJMDCSw(3)*t2 |
381 |
|
|
& + eosJMDCSw(4)*t3 |
382 |
mlosch |
1.9 |
& + eosJMDCSw(5)*t3*t1 |
383 |
mlosch |
1.6 |
& + s3o2*( |
384 |
|
|
& eosJMDCSw(6) |
385 |
mlosch |
1.9 |
& + eosJMDCSw(7)*t1 |
386 |
mlosch |
1.6 |
& + eosJMDCSw(8)*t2 |
387 |
|
|
& ) |
388 |
mlosch |
1.9 |
& + 2*eosJMDCSw(9)*s1 |
389 |
mlosch |
1.6 |
C d(bulk modulus)/d(S) |
390 |
|
|
C of fresh water at p = 0 |
391 |
|
|
dKdS = 0. _d 0 |
392 |
|
|
C of sea water at p = 0 |
393 |
|
|
dKdSSalt = |
394 |
|
|
& eosJMDCKSw(1) |
395 |
mlosch |
1.9 |
& + eosJMDCKSw(2)*t1 |
396 |
mlosch |
1.6 |
& + eosJMDCKSw(3)*t2 |
397 |
|
|
& + eosJMDCKSw(4)*t3 |
398 |
|
|
& + s3o2*( eosJMDCKSw(5) |
399 |
mlosch |
1.9 |
& + eosJMDCKSw(6)*t1 |
400 |
mlosch |
1.6 |
& + eosJMDCKSw(7)*t2 |
401 |
|
|
& ) |
402 |
|
|
|
403 |
|
|
C of sea water at p |
404 |
|
|
dKdSPres = |
405 |
mlosch |
1.9 |
& p1*( eosJMDCKP(5) |
406 |
|
|
& + eosJMDCKP(6)*t1 |
407 |
mlosch |
1.6 |
& + eosJMDCKP(7)*t2 |
408 |
|
|
& ) |
409 |
mlosch |
1.9 |
& + s3o2*p1*eosJMDCKP(8) |
410 |
|
|
& + p1*p1*( eosJMDCKP(12) |
411 |
|
|
& + eosJMDCKP(13)*t1 |
412 |
mlosch |
1.6 |
& + eosJMDCKP(14)*t2 |
413 |
|
|
& ) |
414 |
|
|
|
415 |
|
|
dKdS = dKdSSalt + dKdSPres |
416 |
|
|
|
417 |
|
|
betaloc(i,j) = |
418 |
|
|
& ( bulkmod(i,j)**2*drhoP0dS |
419 |
mlosch |
1.9 |
& - bulkmod(i,j)*p1*drhoP0dS |
420 |
|
|
& - rhoP0(i,j)*p1*dKdS ) |
421 |
|
|
& /( bulkmod(i,j) - p1 )**2 |
422 |
mlosch |
1.6 |
|
423 |
|
|
|
424 |
|
|
end do |
425 |
|
|
end do |
426 |
mlosch |
1.9 |
elseif ( equationOfState.eq.'MDJWF' ) then |
427 |
|
|
|
428 |
|
|
CALL FIND_RHO( bi, bj, iMin, iMax, jMin, jMax, k, kRef, |
429 |
mlosch |
1.10 |
& theta, salt, rhoLoc, myThid ) |
430 |
mlosch |
1.9 |
CALL FIND_RHODEN( bi, bj, iMin, iMax, jMin, jMax, k, kRef, |
431 |
|
|
& theta, salt, rhoDen, myThid ) |
432 |
|
|
|
433 |
|
|
do j=jMin,jMax |
434 |
|
|
do i=iMin,iMax |
435 |
|
|
t1 = theta(i,j,k,bi,bj) |
436 |
|
|
t2 = t1*t1 |
437 |
|
|
s1 = salt(i,j,k,bi,bj) |
438 |
|
|
if ( s1 .lt. 0. _d 0 ) then |
439 |
|
|
C issue a warning |
440 |
mlosch |
1.10 |
write(*,'(a,i3,a,i3,a,i3,a,i3,a,i3,a,e13.5)') |
441 |
mlosch |
1.9 |
& ' FIND_BETA: WARNING, salinity(', |
442 |
|
|
& i,',',j,',',k,',',bi,',',bj,') = ', s1 |
443 |
|
|
s1 = 0. _d 0 |
444 |
|
|
end if |
445 |
|
|
sp5 = sqrt(s1) |
446 |
|
|
|
447 |
|
|
p1 = pressure(i,j,k,bi,bj)*SItodBar |
448 |
|
|
p1t1 = p1*t1 |
449 |
|
|
|
450 |
|
|
dnum_dsalt = eosMDJWFnum(4) |
451 |
|
|
& + eosMDJWFnum(5)*t1 |
452 |
|
|
& + 2.*eosMDJWFnum(6)*s1 + eosMDJWFnum(9)*p1 |
453 |
|
|
dden_dsalt = eosMDJWFden(5) |
454 |
|
|
& + t1*( eosMDJWFden(6) + eosMDJWFden(7)*t2 ) |
455 |
|
|
& + 1.5*sp5*(eosMDJWFden(8) + eosMDJWFden(9)*t2) |
456 |
|
|
|
457 |
|
|
betaLoc(i,j) = rhoDen(i,j)*( dnum_dsalt |
458 |
|
|
& - rhoLoc(i,j)*dden_dsalt ) |
459 |
|
|
|
460 |
|
|
end do |
461 |
|
|
end do |
462 |
|
|
|
463 |
adcroft |
1.1 |
else |
464 |
mlosch |
1.9 |
write(*,*) 'FIND_BETA: equationOfState = ',equationOfState |
465 |
|
|
stop 'FIND_BETA: "equationOfState" has illegal value' |
466 |
adcroft |
1.1 |
endif |
467 |
|
|
|
468 |
|
|
return |
469 |
|
|
end |