[524] | 1 | ! |
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[1987] | 2 | ! $Id: caldyn.f90 5246 2024-10-21 12:58:45Z abarral $ |
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[524] | 3 | ! |
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[5246] | 4 | SUBROUTINE caldyn & |
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| 5 | (itau,ucov,vcov,teta,ps,masse,pk,pkf,phis , & |
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| 6 | phi,conser,du,dv,dteta,dp,w,pbaru,pbarv,time ) |
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[524] | 7 | |
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| 8 | |
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[5246] | 9 | USE comvert_mod, ONLY: ap, bp |
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[524] | 10 | |
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[5246] | 11 | IMPLICIT NONE |
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[524] | 12 | |
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[5246] | 13 | !======================================================================= |
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| 14 | ! |
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| 15 | ! Auteur : P. Le Van |
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| 16 | ! |
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| 17 | ! Objet: |
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| 18 | ! ------ |
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| 19 | ! |
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| 20 | ! Calcul des tendances dynamiques. |
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| 21 | ! |
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| 22 | ! Modif 04/93 F.Forget |
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| 23 | !======================================================================= |
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[524] | 24 | |
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[5246] | 25 | !----------------------------------------------------------------------- |
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| 26 | ! 0. Declarations: |
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| 27 | ! ---------------- |
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[524] | 28 | |
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[5246] | 29 | include "dimensions.h" |
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| 30 | include "paramet.h" |
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| 31 | include "comgeom.h" |
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[524] | 32 | |
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[5246] | 33 | ! Arguments: |
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| 34 | ! ---------- |
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[1987] | 35 | |
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[5246] | 36 | LOGICAL,INTENT(IN) :: conser ! triggers printing some diagnostics |
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| 37 | INTEGER,INTENT(IN) :: itau ! time step index |
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| 38 | REAL,INTENT(IN) :: vcov(ip1jm,llm) ! covariant meridional wind |
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| 39 | REAL,INTENT(IN) :: ucov(ip1jmp1,llm) ! covariant zonal wind |
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| 40 | REAL,INTENT(IN) :: teta(ip1jmp1,llm) ! potential temperature |
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| 41 | REAL,INTENT(IN) :: ps(ip1jmp1) ! surface pressure |
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| 42 | REAL,INTENT(IN) :: phis(ip1jmp1) ! geopotential at the surface |
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| 43 | REAL,INTENT(IN) :: pk(ip1jmp1,llm) ! Exner at mid-layer |
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| 44 | REAL,INTENT(IN) :: pkf(ip1jmp1,llm) ! filtered Exner |
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| 45 | REAL,INTENT(IN) :: phi(ip1jmp1,llm) ! geopotential |
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| 46 | REAL,INTENT(OUT) :: masse(ip1jmp1,llm) ! air mass |
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| 47 | REAL,INTENT(OUT) :: dv(ip1jm,llm) ! tendency on vcov |
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| 48 | REAL,INTENT(OUT) :: du(ip1jmp1,llm) ! tendency on ucov |
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| 49 | REAL,INTENT(OUT) :: dteta(ip1jmp1,llm) ! tenddency on teta |
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| 50 | REAL,INTENT(OUT) :: dp(ip1jmp1) ! tendency on ps |
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| 51 | REAL,INTENT(OUT) :: w(ip1jmp1,llm) ! vertical velocity |
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| 52 | REAL,INTENT(OUT) :: pbaru(ip1jmp1,llm) ! mass flux in the zonal direction |
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| 53 | REAL,INTENT(OUT) :: pbarv(ip1jm,llm) ! mass flux in the meridional direction |
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| 54 | REAL,INTENT(IN) :: time ! current time |
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[524] | 55 | |
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[5246] | 56 | ! Local: |
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| 57 | ! ------ |
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[524] | 58 | |
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[5246] | 59 | REAL :: vcont(ip1jm,llm),ucont(ip1jmp1,llm) |
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| 60 | REAL :: ang(ip1jmp1,llm),p(ip1jmp1,llmp1) |
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| 61 | REAL :: massebx(ip1jmp1,llm),masseby(ip1jm,llm),psexbarxy(ip1jm) |
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| 62 | REAL :: vorpot(ip1jm,llm) |
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| 63 | REAL :: ecin(ip1jmp1,llm),convm(ip1jmp1,llm) |
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| 64 | REAL :: bern(ip1jmp1,llm) |
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| 65 | REAL :: massebxy(ip1jm,llm) |
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[524] | 66 | |
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| 67 | |
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[5246] | 68 | INTEGER :: ij,l |
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[524] | 69 | |
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[5246] | 70 | !----------------------------------------------------------------------- |
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| 71 | ! Compute dynamical tendencies: |
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| 72 | !-------------------------------- |
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[524] | 73 | |
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[5246] | 74 | ! ! compute contravariant winds ucont() and vcont |
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| 75 | CALL covcont ( llm , ucov , vcov , ucont, vcont ) |
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| 76 | ! ! compute pressure p() |
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| 77 | CALL pression ( ip1jmp1, ap , bp , ps , p ) |
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| 78 | ! ! compute psexbarxy() XY-area weighted-averaged surface pressure (what for?) |
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| 79 | CALL psextbar ( ps , psexbarxy ) |
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| 80 | ! ! compute mass in each atmospheric mesh: masse() |
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| 81 | CALL massdair ( p , masse ) |
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| 82 | ! ! compute X and Y-averages of mass, massebx() and masseby() |
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| 83 | CALL massbar ( masse, massebx , masseby ) |
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| 84 | ! ! compute XY-average of mass, massebxy() |
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| 85 | call massbarxy( masse, massebxy ) |
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| 86 | ! ! compute mass fluxes pbaru() and pbarv() |
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| 87 | CALL flumass ( massebx, masseby , vcont, ucont ,pbaru, pbarv ) |
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| 88 | ! ! compute dteta() , horizontal converging flux of theta |
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| 89 | CALL dteta1 ( teta , pbaru , pbarv, dteta ) |
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| 90 | ! ! compute convm(), horizontal converging flux of mass |
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| 91 | CALL convmas ( pbaru, pbarv , convm ) |
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[524] | 92 | |
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[5246] | 93 | ! ! compute pressure variation due to mass convergence |
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| 94 | DO ij =1, ip1jmp1 |
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| 95 | dp( ij ) = convm( ij,1 ) / airesurg( ij ) |
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| 96 | ENDDO |
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[524] | 97 | |
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[5246] | 98 | ! ! compute vertical velocity w() |
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| 99 | CALL vitvert ( convm , w ) |
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| 100 | ! ! compute potential vorticity vorpot() |
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| 101 | CALL tourpot ( vcov , ucov , massebxy , vorpot ) |
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| 102 | ! ! compute rotation induced du() and dv() |
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| 103 | CALL dudv1 ( vorpot , pbaru , pbarv , du , dv ) |
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| 104 | ! ! compute kinetic energy ecin() |
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| 105 | CALL enercin ( vcov , ucov , vcont , ucont , ecin ) |
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| 106 | ! ! compute Bernouilli function bern() |
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| 107 | CALL bernoui ( ip1jmp1, llm , phi , ecin , bern ) |
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| 108 | ! ! compute and add du() and dv() contributions from Bernouilli and pressure |
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| 109 | CALL dudv2 ( teta , pkf , bern , du , dv ) |
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[524] | 110 | |
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| 111 | |
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[5246] | 112 | DO l=1,llm |
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| 113 | DO ij=1,ip1jmp1 |
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| 114 | ang(ij,l) = ucov(ij,l) + constang(ij) |
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| 115 | ENDDO |
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| 116 | ENDDO |
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[524] | 117 | |
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[5246] | 118 | ! ! compute vertical advection contributions to du(), dv() and dteta() |
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| 119 | CALL advect( ang, vcov, teta, w, massebx, masseby, du, dv,dteta ) |
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[1987] | 120 | |
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[5246] | 121 | ! WARNING probleme de peridocite de dv sur les PC/linux. Pb d'arrondi |
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| 122 | ! probablement. Observe sur le code compile avec pgf90 3.0-1 |
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[524] | 123 | |
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[5246] | 124 | DO l = 1, llm |
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| 125 | DO ij = 1, ip1jm, iip1 |
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| 126 | IF( dv(ij,l).NE.dv(ij+iim,l) ) THEN |
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| 127 | ! PRINT *,'!!!ATTENTION!!! probleme de periodicite sur vcov', |
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| 128 | ! , ' dans caldyn' |
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| 129 | ! PRINT *,' l, ij = ', l, ij, ij+iim,dv(ij+iim,l),dv(ij,l) |
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| 130 | dv(ij+iim,l) = dv(ij,l) |
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| 131 | ENDIF |
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| 132 | ENDDO |
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| 133 | ENDDO |
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| 134 | |
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| 135 | !----------------------------------------------------------------------- |
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| 136 | ! Output some control variables: |
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| 137 | !--------------------------------- |
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| 138 | |
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| 139 | IF( conser ) THEN |
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| 140 | CALL sortvarc & |
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| 141 | ( itau,ucov,teta,ps,masse,pk,phis,vorpot,phi,bern,dp,time,vcov ) |
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| 142 | ENDIF |
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| 143 | |
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| 144 | END SUBROUTINE caldyn |
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