| 53 |
_RL atm_cp, atm_kappa, atm_po |
_RL atm_cp, atm_kappa, atm_po |
| 54 |
|
|
| 55 |
IF ( buoyancyRelation .eq. 'OCEANIC' ) THEN |
IF ( buoyancyRelation .eq. 'OCEANIC' ) THEN |
| 56 |
|
C This is the hydrostatic pressure calculation for the Ocean |
| 57 |
|
C which uses the FIND_RHO() routine to calculate density |
| 58 |
|
C before integrating g*rho over the current layer/interface |
| 59 |
|
|
| 60 |
dRloc=drC(k) |
dRloc=drC(k) |
| 61 |
IF (k.EQ.1) dRloc=drF(1) |
IF (k.EQ.1) dRloc=drF(1) |
| 85 |
C Hydrostatic pressure at cell centers |
C Hydrostatic pressure at cell centers |
| 86 |
DO j=jMin,jMax |
DO j=jMin,jMax |
| 87 |
DO i=iMin,iMax |
DO i=iMin,iMax |
| 88 |
#ifdef ALLOW_AUTODIFF_TAMC |
#ifdef ALLOW_AUTODIFF_TAMC |
| 89 |
Is this directive correct or even necessary in this new code? |
Is this directive correct or even necessary in this new code? |
| 90 |
CADJ GENERAL |
CADJ GENERAL |
| 91 |
#endif |
#endif /* ALLOW_AUTODIFF_TAMC */ |
| 92 |
C This discretization is the "finite volume" form |
|
| 93 |
|
C---------- This discretization is the "finite volume" form |
| 94 |
C which has not been used to date since it does not |
C which has not been used to date since it does not |
| 95 |
C conserve KE+PE exactly even though it is more natural |
C conserve KE+PE exactly even though it is more natural |
| 96 |
C |
C |
| 97 |
C phiHyd(i,j,k)=phiHydInterface(i,j)+ |
c phiHyd(i,j,k)=phiHydInterface(i,j)+ |
| 98 |
C & 0.5*drF(K)*gravity*alphaRho(i,j) |
c & 0.5*drF(K)*gravity*alphaRho(i,j) |
| 99 |
C |
c phiHydInterface(i,j)=phiHydInterface(i,j)+ |
| 100 |
C This discretization is the "energy conserving" form |
c & drF(K)*gravity*alphaRho(i,j) |
| 101 |
|
C----------------------------------------------------------------------- |
| 102 |
|
|
| 103 |
|
C---------- This discretization is the "energy conserving" form |
| 104 |
C which has been used since at least Adcroft et al., MWR 1997 |
C which has been used since at least Adcroft et al., MWR 1997 |
| 105 |
C |
C |
| 106 |
phiHyd(i,j,k)=phiHyd(i,j,k)+ |
phiHyd(i,j,k)=phiHyd(i,j,k)+ |
| 107 |
& 0.5*dRloc*gravity*alphaRho(i,j) |
& 0.5*dRloc*gravity*alphaRho(i,j) |
| 108 |
phiHyd(i,j,k+1)=phiHyd(i,j,k)+ |
phiHyd(i,j,k+1)=phiHyd(i,j,k)+ |
| 109 |
& 0.5*dRlocKp1*gravity*alphaRho(i,j) |
& 0.5*dRlocKp1*gravity*alphaRho(i,j) |
| 110 |
|
C----------------------------------------------------------------------- |
| 111 |
ENDDO |
ENDDO |
| 112 |
ENDDO |
ENDDO |
| 113 |
|
|
| 114 |
C Hydrostatic pressure at interface below |
|
| 115 |
DO j=jMin,jMax |
|
|
DO i=iMin,iMax |
|
|
phiHydInterface(i,j)=phiHydInterface(i,j)+ |
|
|
& drF(K)*gravity*alphaRho(i,j) |
|
|
ENDDO |
|
|
ENDDO |
|
| 116 |
|
|
| 117 |
ELSEIF ( buoyancyRelation .eq. 'ATMOSPHERIC' ) THEN |
ELSEIF ( buoyancyRelation .eq. 'ATMOSPHERIC' ) THEN |
| 118 |
|
C This is the hydrostatic geopotential calculation for the Atmosphere |
| 119 |
|
C The ideal gas law is used implicitly here rather than calculating |
| 120 |
|
C the specific volume, analogous to the oceanic case. |
| 121 |
|
|
| 122 |
|
C Integrate d Phi / d pi |
| 123 |
|
|
| 124 |
|
C *NOTE* These constants should be in the data file and PARAMS.h |
| 125 |
atm_cp=1004. _d 0 |
atm_cp=1004. _d 0 |
| 126 |
atm_kappa=2. _d 0/7. _d 0 |
atm_kappa=2. _d 0/7. _d 0 |
| 127 |
atm_po=1. _d 5 |
atm_po=1. _d 5 |
| 128 |
IF (K.EQ.1) THEN |
IF (K.EQ.1) THEN |
|
C Integrate d Phi / d R |
|
| 129 |
ddRp1=atm_cp*( ((rC(K)/atm_po)**atm_kappa) |
ddRp1=atm_cp*( ((rC(K)/atm_po)**atm_kappa) |
| 130 |
& -((rF(K)/atm_po)**atm_kappa) ) |
& -((rF(K)/atm_po)**atm_kappa) ) |
| 131 |
DO j=jMin,jMax |
DO j=jMin,jMax |
| 132 |
DO i=iMin,iMax |
DO i=iMin,iMax |
| 133 |
ddRp=ddRp1 |
ddRp=ddRp1 |
| 134 |
IF (hFacC(I,J, K ,bi,bj).EQ.0.) ddRp=0. |
IF (hFacC(I,J, K ,bi,bj).EQ.0.) ddRp=0. |
| 135 |
phiHyd(i,j,K)=0. |
C------------ The integration for the first level phi(k=1) is the |
| 136 |
|
C same for both the "finite volume" and energy conserving |
| 137 |
|
C methods. |
| 138 |
|
C *NOTE* The geopotential boundary condition should go |
| 139 |
|
C here but has not been implemented yet |
| 140 |
|
phiHyd(i,j,K)=0. |
| 141 |
& -ddRp*(theta(I,J,K,bi,bj)-tRef(K)) |
& -ddRp*(theta(I,J,K,bi,bj)-tRef(K)) |
| 142 |
|
C----------------------------------------------------------------------- |
| 143 |
ENDDO |
ENDDO |
| 144 |
ENDDO |
ENDDO |
| 145 |
ELSE |
ELSE |
| 146 |
C Integrate d Phi / d R |
|
| 147 |
|
C-------- This discretization is the "finite volume" form which |
| 148 |
|
C integrates the hydrostatic equation of each half/sub-layer. |
| 149 |
|
C This seems most natural and could easily allow for lopped cells |
| 150 |
|
C by replacing rF(K) with the height of the surface (not implemented). |
| 151 |
|
C in the lower layers (e.g. at k=1). |
| 152 |
|
C |
| 153 |
|
c ddRm1=atm_cp*( ((rF( K )/atm_po)**atm_kappa) |
| 154 |
|
c & -((rC(K-1)/atm_po)**atm_kappa) ) |
| 155 |
|
c ddRp1=atm_cp*( ((rC( K )/atm_po)**atm_kappa) |
| 156 |
|
c & -((rF( K )/atm_po)**atm_kappa) ) |
| 157 |
|
C----------------------------------------------------------------------- |
| 158 |
|
|
| 159 |
|
|
| 160 |
|
C-------- This discretization is the energy conserving form |
| 161 |
ddRp1=atm_cp*( ((rC( K )/atm_po)**atm_kappa) |
ddRp1=atm_cp*( ((rC( K )/atm_po)**atm_kappa) |
| 162 |
& -((rF( K )/atm_po)**atm_kappa) ) |
& -((rC(K-1)/atm_po)**atm_kappa) )*0.5 |
| 163 |
ddRm1=atm_cp*( ((rF( K )/atm_po)**atm_kappa) |
ddRm1=ddRp1 |
| 164 |
& -((rC(K-1)/atm_po)**atm_kappa) ) |
C----------------------------------------------------------------------- |
| 165 |
|
|
| 166 |
DO j=jMin,jMax |
DO j=jMin,jMax |
| 167 |
DO i=iMin,iMax |
DO i=iMin,iMax |
| 168 |
ddRp=ddRp1 |
ddRp=ddRp1 |
| 169 |
ddRm=ddRm1 |
ddRm=ddRm1 |
| 170 |
IF (hFacC(I,J, K ,bi,bj).EQ.0.) ddRp=0. |
IF (hFacC(I,J, K ,bi,bj).EQ.0.) ddRp=0. |
| 171 |
IF (hFacC(I,J,K-1,bi,bj).EQ.0.) ddRm=0. |
IF (hFacC(I,J,K-1,bi,bj).EQ.0.) ddRm=0. |
| 172 |
phiHyd(i,j,K)=phiHyd(i,j,K-1) |
phiHyd(i,j,K)=phiHyd(i,j,K-1) |
| 173 |
& -( ddRm*(theta(I,J,K-1,bi,bj)-tRef(K-1)) |
& -( ddRm*(theta(I,J,K-1,bi,bj)-tRef(K-1)) |
| 174 |
& +ddRp*(theta(I,J, K ,bi,bj)-tRef( K )) ) |
& +ddRp*(theta(I,J, K ,bi,bj)-tRef( K )) ) |
| 175 |
ENDDO |
C Old code bug looked like this |
| 176 |
|
Cold phiHyd(i,j,K)=phiHyd(i,j,K-1)-(ddRm1* |
| 177 |
|
Cold & (theta(I,J,K-1,bi,bj)+theta(I,J,K,bi,bj))-tRef(K)) |
| 178 |
|
ENDDO |
| 179 |
ENDDO |
ENDDO |
| 180 |
ENDIF |
ENDIF |
| 181 |
|
|
| 182 |
|
|
| 183 |
ELSE |
ELSE |
| 184 |
STOP 'CALC_PHI_HYD: We should never reach this point!' |
STOP 'CALC_PHI_HYD: We should never reach this point!' |
| 185 |
ENDIF |
ENDIF |
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