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C $Header: /u/gcmpack/MITgcm/pkg/kpp/kpp_init_fixed.F,v 1.1 2005/04/29 18:47:02 dimitri Exp $ |
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C $Name: $ |
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#include "KPP_OPTIONS.h" |
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CBOP |
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C !ROUTINE: KPP_INIT_FIXED |
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C !INTERFACE: |
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SUBROUTINE KPP_INIT_FIXED( myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | SUBROUTINE KPP_INIT_FIXED |
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C | o Routine to initialize GM/Redi variables |
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C | that are kept fixed during the run. |
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C *==========================================================* |
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C \ev |
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C !USES: |
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IMPLICIT NONE |
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C === Global variables === |
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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "KPP_PARAMS.h" |
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C !INPUT/OUTPUT PARAMETERS: |
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C === Routine arguments === |
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C myThid :: my Thread Id number |
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INTEGER myThid |
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CEOP |
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C !LOCAL VARIABLES: |
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C === Local variables === |
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C i,j,k,bi,bj - Loop counters |
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C zehat - zeta * ustar**3 |
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C zeta - Stability parameter d/l |
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INTEGER i, j, k, bi, bj |
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_RL zehat |
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_RL zeta |
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_RL usta |
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_RL p25, p33 |
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_BEGIN_MASTER(myThid) |
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p25 = 0.25 _d 0 |
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p33 = 1. _d 0 / 3. _d 0 |
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C----------------------------------------------------------------------- |
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C Initialize constants that depend on parameters in data.kpp |
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C----------------------------------------------------------------------- |
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Vtc = concv * SQRT(0.2 _d 0 /concs/epsilon) / vonk**2 / Ricr |
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cg = cstar * vonk * (concs * vonk * epsilon)**p33 |
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c----------------------------------------------------------------------- |
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c construct the wm and ws lookup tables |
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c----------------------------------------------------------------------- |
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deltaz = (zmax - zmin)/(nni + 1) |
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deltau = (umax - umin)/(nnj + 1) |
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DO i = 0, nni + 1 |
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zehat = deltaz*i + zmin |
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DO j = 0, nnj + 1 |
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usta = deltau*j + umin |
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zeta = zehat / max(phepsi,usta**3) |
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IF (zehat .GE. 0.) THEN |
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wmt(i,j) = vonk*usta/(1. + conc1*zeta) |
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wst(i,j) = wmt(i,j) |
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ELSE |
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IF (zeta .GT. zetam) THEN |
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wmt(i,j) = vonk*usta*(1. - conc2*zeta)**p25 |
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ELSE |
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wmt(i,j) = vonk*(conam*usta**3 - concm*zehat)**p33 |
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ENDIF |
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IF (zeta .GT. zetas) THEN |
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wst(i,j) = vonk*usta*SQRT(1. _d 0 - conc3*zeta) |
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ELSE |
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wst(i,j) = vonk*(conas*usta**3 - concs*zehat)**p33 |
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ENDIF |
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ENDIF |
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ENDDO |
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ENDDO |
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C----------------------------------------------------------------------- |
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C vertical grid |
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C----------------------------------------------------------------------- |
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IF (minKPPhbl .EQ. UNSET_RL) THEN |
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minKPPhbl = -rC(1) |
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ENDIF |
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zgrid(0) = phepsi |
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hwide(0) = phepsi |
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c zgrid(1) = -drF(1)*0.5 |
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c hwide(1) = drF(1) |
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c DO k = 2, Nr |
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c zgrid(k) = zgrid(k-1) - (drF(k-1)+drF(k))*0.5 |
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c hwide(k) = drF(k) |
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c ENDDO |
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C- jmc : use the model vertical grid : |
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DO k = 1, Nr |
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zgrid(k) = rC(k) |
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hwide(k) = drF(k) |
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ENDDO |
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zgrid(Nrp1) = zgrid(Nr) * 100. |
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hwide(Nrp1) = phepsi |
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_END_MASTER(myThid) |
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_BARRIER |
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#ifdef ALLOW_DIAGNOSTICS |
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IF ( useDiagnostics ) THEN |
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CALL KPP_DIAGNOSTICS_INIT( myThid ) |
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ENDIF |
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#endif |
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RETURN |
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END |
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