8 |
|
|
9 |
C !INTERFACE: ========================================================== |
C !INTERFACE: ========================================================== |
10 |
subroutine MY82_RI_NUMBER( |
subroutine MY82_RI_NUMBER( |
11 |
I bi, bj, K, iMin, iMax, jMin, jMax, |
I bi, bj, K, iMin, iMax, jMin, jMax, |
12 |
O RiNumber, buoyFreq, vertShear, |
O RiNumber, buoyFreq, vertShear, |
13 |
I myTime, myThid ) |
I myTime, myThid ) |
14 |
|
|
41 |
C !INPUT PARAMETERS: =================================================== |
C !INPUT PARAMETERS: =================================================== |
42 |
C Routine arguments |
C Routine arguments |
43 |
C bi, bj - array indices on which to apply calculations |
C bi, bj - array indices on which to apply calculations |
44 |
C iMin, iMax, jMin, jMax |
C iMin, iMax, jMin, jMax |
45 |
C - array boundaries |
C - array boundaries |
46 |
C k - depth level |
C k - depth level |
47 |
C myTime - Current time in simulation |
C myTime - Current time in simulation |
64 |
C rhoK, rhoKm1 - Density below and above current interface |
C rhoK, rhoKm1 - Density below and above current interface |
65 |
C epsilon - small number |
C epsilon - small number |
66 |
INTEGER I,J,Km1 |
INTEGER I,J,Km1 |
67 |
_RL p5 , p125 |
_RL p5 , p125 |
68 |
PARAMETER( p5=0.5D0, p125=0.125D0 ) |
PARAMETER( p5=0.5D0, p125=0.125D0 ) |
69 |
_RL tempu, tempv |
_RL tempu, tempv |
70 |
_RL epsilon |
_RL epsilon |
74 |
#ifdef MY82_SMOOTH_RI |
#ifdef MY82_SMOOTH_RI |
75 |
_RL RiTmp (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
_RL RiTmp (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
76 |
#endif /* MY82_SMOOTH_RI */ |
#endif /* MY82_SMOOTH_RI */ |
77 |
CEOP |
CEOP |
78 |
|
|
79 |
Km1 = MAX(1,K-1) |
Km1 = MAX(1,K-1) |
80 |
C Not sure what is correct for pressure coordinates: |
C Not sure what is correct for pressure coordinates: |
92 |
CML STOP 'MY82_RI_NUMBER: We should never reach this point' |
CML STOP 'MY82_RI_NUMBER: We should never reach this point' |
93 |
CML ENDIF |
CML ENDIF |
94 |
C preparation: find density a kth and k-1st level |
C preparation: find density a kth and k-1st level |
95 |
CALL FIND_RHO( |
CALL FIND_RHO_2D( |
96 |
I bi, bj, iMin, iMax, jMin, jMax, Km1, K, |
I iMin, iMax, jMin, jMax, K, |
97 |
I theta, salt, |
I theta(1-OLx,1-OLy,Km1,bi,bj), salt(1-OLx,1-OLy,Km1,bi,bj), |
98 |
O rhoKm1, |
O rhoKm1, |
99 |
I myThid ) |
I Km1, bi, bj, myThid ) |
100 |
CALL FIND_RHO( |
CALL FIND_RHO_2D( |
101 |
I bi, bj, iMin, iMax, jMin, jMax, K, K, |
I iMin, iMax, jMin, jMax, K, |
102 |
I theta, salt, |
I theta(1-OLx,1-OLy,K,bi,bj), salt(1-OLx,1-OLy,K,bi,bj), |
103 |
O rhoK, |
O rhoK, |
104 |
I myThid ) |
I K, bi, bj, myThid ) |
105 |
|
|
106 |
C first step: calculate flux Richardson number. |
C first step: calculate flux Richardson number. |
107 |
C calculate (du/dz)^2 + (dv/dz)^2 on W (between T) points. |
C calculate (du/dz)^2 + (dv/dz)^2 on W (between T) points. |
120 |
C |
C |
121 |
buoyFreq(I,J) = gravity*mass2rUnit * |
buoyFreq(I,J) = gravity*mass2rUnit * |
122 |
& (rhoKm1(I,J) - rhoK(I,J))*recip_drC(K) |
& (rhoKm1(I,J) - rhoK(I,J))*recip_drC(K) |
123 |
C |
C |
124 |
C calculates gradient Richardson number, bounded by |
C calculates gradient Richardson number, bounded by |
125 |
C a very large negative value. |
C a very large negative value. |
126 |
C |
C |
127 |
RiNumber(I,J) = -buoyFreq(I,J)/max(vertShear(I,J),epsilon) |
RiNumber(I,J) = -buoyFreq(I,J)/max(vertShear(I,J),epsilon) |
128 |
|
|
129 |
ENDDO |
ENDDO |
130 |
ENDDO |
ENDDO |
131 |
|
|
132 |
#ifdef MY82_SMOOTH_RI |
#ifdef MY82_SMOOTH_RI |
133 |
C average Richardson number horizontally |
C average Richardson number horizontally |
134 |
DO J=jMin,jMax |
DO J=jMin,jMax |
135 |
DO I=iMin,iMax |
DO I=iMin,iMax |
136 |
RiTmp(I,J) = RiNumber(I,J) |
RiTmp(I,J) = RiNumber(I,J) |
137 |
ENDDO |
ENDDO |
138 |
ENDDO |
ENDDO |
139 |
DO J=1-Oly+1,sNy+Oly-1 |
DO J=1-Oly+1,sNy+Oly-1 |
140 |
DO I=1-Olx+1,sNx+Olx-1 |
DO I=1-Olx+1,sNx+Olx-1 |
141 |
RiNumber(I,J) = p5*RiTmp(I,J) |
RiNumber(I,J) = p5*RiTmp(I,J) |
142 |
& + p125*RiTmp(I-1,J) + p125*RiTmp(I+1,J) |
& + p125*RiTmp(I-1,J) + p125*RiTmp(I+1,J) |
143 |
& + p125*RiTmp(I,J-1) + p125*RiTmp(I,J+1) |
& + p125*RiTmp(I,J-1) + p125*RiTmp(I,J+1) |
144 |
ENDDO |
ENDDO |
145 |
ENDDO |
ENDDO |
146 |
#endif /* MY82_SMOOTH_RI */ |
#endif /* MY82_SMOOTH_RI */ |
147 |
|
|
148 |
#endif /* ALLOW_MY82 */ |
#endif /* ALLOW_MY82 */ |