| 1 | mmazloff | 1.1 | C $Header: /u/gcmpack/MITgcm/model/src/calc_viscosity.F,v 1.7 2004/09/16 09:35:11 mlosch Exp $ | 
| 2 |  |  | C $Name:  $ | 
| 3 |  |  |  | 
| 4 |  |  | #include "PACKAGES_CONFIG.h" | 
| 5 |  |  | #include "CPP_OPTIONS.h" | 
| 6 |  |  |  | 
| 7 |  |  | CBOP | 
| 8 |  |  | C     !ROUTINE: CALC_VISCOSITY | 
| 9 |  |  | C     !INTERFACE: | 
| 10 |  |  | SUBROUTINE CALC_VISCOSITY( | 
| 11 |  |  | I        bi,bj,iMin,iMax,jMin,jMax, | 
| 12 |  |  | O        KappaRU,KappaRV, | 
| 13 |  |  | I        myThid) | 
| 14 |  |  |  | 
| 15 |  |  | C     !DESCRIPTION: \bv | 
| 16 |  |  | C     *==========================================================* | 
| 17 |  |  | C     | SUBROUTINE CALC_VISCOSITY | 
| 18 |  |  | C     | o Calculate net vertical viscosity | 
| 19 |  |  | C     *==========================================================* | 
| 20 |  |  | C     \ev | 
| 21 |  |  |  | 
| 22 |  |  | C     !USES: | 
| 23 |  |  | IMPLICIT NONE | 
| 24 |  |  | C     == GLobal variables == | 
| 25 |  |  | #include "SIZE.h" | 
| 26 |  |  | #include "EEPARAMS.h" | 
| 27 |  |  | #include "PARAMS.h" | 
| 28 |  |  | #include "DYNVARS.h" | 
| 29 |  |  | #include "GRID.h" | 
| 30 |  |  |  | 
| 31 |  |  | C     !INPUT/OUTPUT PARAMETERS: | 
| 32 |  |  | C     == Routine arguments == | 
| 33 |  |  | C     bi, bj, iMin, iMax, jMin, jMax - Range of points for which calculation | 
| 34 |  |  | C     myThid - Instance number for this innvocation of CALC_COMMON_FACTORS | 
| 35 |  |  | C     KappaRU :: Total vertical viscosity for zonal flow. | 
| 36 |  |  | C     KappaRV :: Total vertical viscosity for meridional flow. | 
| 37 |  |  | INTEGER bi,bj,iMin,iMax,jMin,jMax | 
| 38 |  |  | _RL KappaRU(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr) | 
| 39 |  |  | _RL KappaRV(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr) | 
| 40 |  |  | INTEGER myThid | 
| 41 |  |  |  | 
| 42 |  |  | C     !LOCAL VARIABLES: | 
| 43 |  |  | C     == Local variables == | 
| 44 |  |  | C     I, J, K - Loop counters | 
| 45 |  |  | INTEGER i,j,k | 
| 46 |  |  | CMM( | 
| 47 |  |  | INTEGER mm,klevbm,kplace | 
| 48 |  |  | _RL MMKappaRUscale | 
| 49 |  |  | CMM) | 
| 50 |  |  | CEOP | 
| 51 |  |  | DO k = 1,NR | 
| 52 |  |  | DO j = 1-Oly, sNy+Oly | 
| 53 |  |  | DO i = 1-Olx, sNx+Olx | 
| 54 |  |  | CMM(  what k is the last wet point | 
| 55 |  |  | klevbm = 0 | 
| 56 |  |  | do mm = 1,Nr | 
| 57 |  |  | if (rf(mm).GE.r_low(i,j,bi,bj)) then | 
| 58 |  |  | klevbm = mm | 
| 59 |  |  | endif | 
| 60 |  |  | enddo | 
| 61 |  |  | kplace=klevbm-k | 
| 62 |  |  | CMM) | 
| 63 |  |  | CMM( ARE WE NEAR THE BOTTOM | 
| 64 |  |  | CMM  kplace = 0 is first wet cell, 1 is second, etc | 
| 65 |  |  | Cmm  kplace GT 3 excludes bottom 4 cells | 
| 66 |  |  | IF (kplace.GT.2) THEN | 
| 67 |  |  | MMKappaRUscale = 1.D0 | 
| 68 |  |  | ELSE | 
| 69 |  |  | MMKappaRUscale = 10.D0 | 
| 70 |  |  | ENDIF | 
| 71 |  |  | CMM) | 
| 72 |  |  |  | 
| 73 |  |  | KappaRU(i,j,k) = viscArNr(k) | 
| 74 |  |  | CMM( | 
| 75 |  |  | &                  *MMKappaRUscale | 
| 76 |  |  | CMM) | 
| 77 |  |  | KappaRV(i,j,k) = viscArNr(k) | 
| 78 |  |  | CMM( | 
| 79 |  |  | &                  *MMKappaRUscale | 
| 80 |  |  | CMM) | 
| 81 |  |  |  | 
| 82 |  |  | CMMold        KappaRU(i,j,k) = viscAr | 
| 83 |  |  | CMM( | 
| 84 |  |  | CMMold     &                  *MMKappaRUscale | 
| 85 |  |  | CMM) | 
| 86 |  |  | CMMols        KappaRV(i,j,k) = viscAr | 
| 87 |  |  | CMM( | 
| 88 |  |  | CMMols     &                  *MMKappaRUscale | 
| 89 |  |  | CMM) | 
| 90 |  |  | ENDDO | 
| 91 |  |  | ENDDO | 
| 92 |  |  |  | 
| 93 |  |  | #ifdef ALLOW_KPP | 
| 94 |  |  | IF (useKPP) CALL KPP_CALC_VISC( | 
| 95 |  |  | I        bi,bj, iMin,iMax,jMin,jMax,K, | 
| 96 |  |  | O        KappaRU,KappaRV, | 
| 97 |  |  | I        myThid) | 
| 98 |  |  | #endif | 
| 99 |  |  |  | 
| 100 |  |  | #ifdef ALLOW_PP81 | 
| 101 |  |  | IF (usePP81) CALL PP81_CALC_VISC( | 
| 102 |  |  | I        bi,bj, iMin,iMax,jMin,jMax,K, | 
| 103 |  |  | O        KappaRU,KappaRV, | 
| 104 |  |  | I        myThid) | 
| 105 |  |  | #endif | 
| 106 |  |  |  | 
| 107 |  |  | #ifdef ALLOW_MY82 | 
| 108 |  |  | IF (useMY82) CALL MY82_CALC_VISC( | 
| 109 |  |  | I        bi,bj, iMin,iMax,jMin,jMax,K, | 
| 110 |  |  | O        KappaRU,KappaRV, | 
| 111 |  |  | I        myThid) | 
| 112 |  |  | #endif | 
| 113 |  |  |  | 
| 114 |  |  | #ifdef ALLOW_GGL90 | 
| 115 |  |  | IF (useGGL90) CALL GGL90_CALC_VISC( | 
| 116 |  |  | I        bi,bj, iMin,iMax,jMin,jMax,K, | 
| 117 |  |  | O        KappaRU,KappaRV, | 
| 118 |  |  | I        myThid) | 
| 119 |  |  | #endif | 
| 120 |  |  |  | 
| 121 |  |  | C--   end of k loop | 
| 122 |  |  | ENDDO | 
| 123 |  |  | RETURN | 
| 124 |  |  | END |