| 1 | SUBROUTINE tidal_forces (t, du, dv) |
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| 2 | |
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| 3 | IMPLICIT NONE |
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| 4 | c |
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| 5 | c======================================================================= |
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| 6 | c |
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| 7 | c Auteur: B. Charnay (10/2010) |
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| 8 | c ------- |
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| 9 | c |
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| 10 | c Objet: |
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| 11 | c ------ |
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| 12 | c |
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| 13 | c ***************************************************************** |
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| 14 | c ..... calcul du gradient horizontal du potentiel gravitationnel du aux forces de marees causees par Saturne |
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| 15 | c ..... Formule tiree de Tokano 2002 |
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| 16 | c ***************************************************************** |
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| 17 | c Ces termes sont ajoutes a d(ucov)/dt et a d(vcov)/dt .. |
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| 18 | c |
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| 19 | c |
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| 20 | c du et dv sont des arguments de sortie pour le s-pg .... |
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| 21 | c |
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| 22 | c======================================================================= |
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| 23 | c |
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| 24 | !----------------------------------------------------------------------- |
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| 25 | ! INCLUDE 'dimensions.h' |
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| 26 | ! |
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| 27 | ! dimensions.h contient les dimensions du modele |
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| 28 | ! ndm est tel que iim=2**ndm |
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| 29 | !----------------------------------------------------------------------- |
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| 30 | |
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| 31 | INTEGER iim,jjm,llm,ndm |
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| 32 | |
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| 33 | PARAMETER (iim= 128,jjm=96,llm=64,ndm=1) |
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| 34 | |
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| 35 | !----------------------------------------------------------------------- |
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| 36 | ! |
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| 37 | ! $Header$ |
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| 38 | ! |
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| 39 | ! |
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| 40 | ! ATTENTION!!!!: ce fichier include est compatible format fixe/format libre |
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| 41 | ! veillez n'utiliser que des ! pour les commentaires |
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| 42 | ! et bien positionner les & des lignes de continuation |
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| 43 | ! (les placer en colonne 6 et en colonne 73) |
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| 44 | ! |
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| 45 | ! |
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| 46 | !----------------------------------------------------------------------- |
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| 47 | ! INCLUDE 'paramet.h' |
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| 48 | |
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| 49 | INTEGER iip1,iip2,iip3,jjp1,llmp1,llmp2,llmm1 |
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| 50 | INTEGER kftd,ip1jm,ip1jmp1,ip1jmi1,ijp1llm |
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| 51 | INTEGER ijmllm,mvar |
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| 52 | INTEGER jcfil,jcfllm |
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| 53 | |
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| 54 | PARAMETER( iip1= iim+1,iip2=iim+2,iip3=iim+3 & |
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| 55 | & ,jjp1=jjm+1-1/jjm) |
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| 56 | PARAMETER( llmp1 = llm+1, llmp2 = llm+2, llmm1 = llm-1 ) |
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| 57 | PARAMETER( kftd = iim/2 -ndm ) |
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| 58 | PARAMETER( ip1jm = iip1*jjm, ip1jmp1= iip1*jjp1 ) |
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| 59 | PARAMETER( ip1jmi1= ip1jm - iip1 ) |
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| 60 | PARAMETER( ijp1llm= ip1jmp1 * llm, ijmllm= ip1jm * llm ) |
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| 61 | PARAMETER( mvar= ip1jmp1*( 2*llm+1) + ijmllm ) |
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| 62 | PARAMETER( jcfil=jjm/2+5, jcfllm=jcfil*llm ) |
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| 63 | |
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| 64 | !----------------------------------------------------------------------- |
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| 65 | ! |
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| 66 | ! $Id: logic.h 1520 2011-05-23 11:37:09Z emillour $ |
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| 67 | ! |
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| 68 | ! |
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| 69 | ! NB: keep items of different kinds in seperate common blocs to avoid |
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| 70 | ! "misaligned commons" issues |
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| 71 | !----------------------------------------------------------------------- |
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| 72 | ! INCLUDE 'logic.h' |
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| 73 | |
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| 74 | COMMON/logicl/ purmats,forward,leapf,apphys, & |
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| 75 | & statcl,conser,apdiss,apdelq,saison,ecripar,fxyhypb,ysinus & |
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| 76 | & ,read_start,ok_guide,ok_strato,tidal,ok_gradsfile & |
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| 77 | & ,ok_limit,ok_etat0,hybrid & |
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| 78 | & ,moyzon_mu,moyzon_ch |
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| 79 | |
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| 80 | COMMON/logici/ iflag_phys,iflag_trac |
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| 81 | |
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| 82 | LOGICAL purmats,forward,leapf,apphys,statcl,conser, & |
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| 83 | & apdiss,apdelq,saison,ecripar,fxyhypb,ysinus & |
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| 84 | & ,read_start,ok_guide,ok_strato,tidal,ok_gradsfile & |
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| 85 | & ,ok_limit,ok_etat0 |
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| 86 | logical hybrid ! vertical coordinate is hybrid if true (sigma otherwise) |
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| 87 | ! (only used if disvert_type==2) |
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| 88 | logical moyzon_mu,moyzon_ch ! used for zonal averages in Titan |
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| 89 | |
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| 90 | integer iflag_phys,iflag_trac |
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| 91 | !$OMP THREADPRIVATE(/logicl/) |
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| 92 | !$OMP THREADPRIVATE(/logici/) |
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| 93 | !----------------------------------------------------------------------- |
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| 94 | ! |
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| 95 | ! $Id: comvert.h 1654 2012-09-24 15:07:18Z aslmd $ |
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| 96 | ! |
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| 97 | !----------------------------------------------------------------------- |
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| 98 | ! INCLUDE 'comvert.h' |
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| 99 | |
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| 100 | COMMON/comvertr/ap(llm+1),bp(llm+1),presnivs(llm),dpres(llm), & |
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| 101 | & pa,preff,nivsigs(llm),nivsig(llm+1), & |
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| 102 | & aps(llm),bps(llm),scaleheight,pseudoalt(llm) |
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| 103 | |
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| 104 | common/comverti/disvert_type, pressure_exner |
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| 105 | |
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| 106 | real ap ! hybrid pressure contribution at interlayers |
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| 107 | real bp ! hybrid sigma contribution at interlayer |
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| 108 | real presnivs ! (reference) pressure at mid-layers |
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| 109 | real dpres |
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| 110 | real pa ! reference pressure (Pa) at which hybrid coordinates |
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| 111 | ! become purely pressure |
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| 112 | real preff ! reference surface pressure (Pa) |
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| 113 | real nivsigs |
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| 114 | real nivsig |
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| 115 | real aps ! hybrid pressure contribution at mid-layers |
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| 116 | real bps ! hybrid sigma contribution at mid-layers |
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| 117 | real scaleheight ! atmospheric (reference) scale height (km) |
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| 118 | real pseudoalt ! pseudo-altitude of model levels (km), based on presnivs(), |
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| 119 | ! preff and scaleheight |
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| 120 | |
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| 121 | integer disvert_type ! type of vertical discretization: |
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| 122 | ! 1: Earth (default for planet_type==earth), |
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| 123 | ! automatic generation |
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| 124 | ! 2: Planets (default for planet_type!=earth), |
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| 125 | ! using 'z2sig.def' (or 'esasig.def) file |
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| 126 | |
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| 127 | logical pressure_exner |
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| 128 | ! compute pressure inside layers using Exner function, else use mean |
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| 129 | ! of pressure values at interfaces |
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| 130 | |
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| 131 | !----------------------------------------------------------------------- |
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| 132 | ! |
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| 133 | ! $Id: comconst.h 1437 2010-09-30 08:29:10Z emillour $ |
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| 134 | ! |
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| 135 | !----------------------------------------------------------------------- |
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| 136 | ! INCLUDE comconst.h |
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| 137 | |
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| 138 | COMMON/comconsti/im,jm,lllm,imp1,jmp1,lllmm1,lllmp1,lcl, & |
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| 139 | & iflag_top_bound,mode_top_bound |
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| 140 | COMMON/comconstr/dtvr,daysec, & |
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| 141 | & pi,dtphys,dtdiss,rad,r,kappa,cotot,unsim,g,omeg & |
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| 142 | & ,dissip_fac_mid,dissip_fac_up,dissip_deltaz,dissip_hdelta & |
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| 143 | & ,dissip_pupstart ,tau_top_bound, & |
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| 144 | & daylen,molmass, ihf |
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| 145 | COMMON/cpdetvenus/cpp,nu_venus,t0_venus |
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| 146 | |
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| 147 | INTEGER im,jm,lllm,imp1,jmp1,lllmm1,lllmp1,lcl |
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| 148 | REAL dtvr ! dynamical time step (in s) |
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| 149 | REAL daysec !length (in s) of a standard day |
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| 150 | REAL pi ! something like 3.14159.... |
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| 151 | REAL dtphys ! (s) time step for the physics |
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| 152 | REAL dtdiss ! (s) time step for the dissipation |
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| 153 | REAL rad ! (m) radius of the planet |
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| 154 | REAL r ! Reduced Gas constant r=R/mu |
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| 155 | ! with R=8.31.. J.K-1.mol-1, mu: mol mass of atmosphere (kg/mol) |
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| 156 | REAL cpp ! Cp |
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| 157 | REAL kappa ! kappa=R/Cp |
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| 158 | REAL cotot |
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| 159 | REAL unsim ! = 1./iim |
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| 160 | REAL g ! (m/s2) gravity |
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| 161 | REAL omeg ! (rad/s) rotation rate of the planet |
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| 162 | ! Dissipation factors, for Earth model: |
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| 163 | REAL dissip_factz,dissip_zref !dissip_deltaz |
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| 164 | ! Dissipation factors, for other planets: |
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| 165 | REAL dissip_fac_mid,dissip_fac_up,dissip_deltaz,dissip_hdelta |
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| 166 | REAL dissip_pupstart |
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| 167 | INTEGER iflag_top_bound,mode_top_bound |
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| 168 | REAL tau_top_bound |
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| 169 | REAL daylen ! length of solar day, in 'standard' day length |
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| 170 | REAL molmass ! (g/mol) molar mass of the atmosphere |
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| 171 | |
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| 172 | REAL nu_venus,t0_venus ! coeffs needed for Cp(T), Venus atmosphere |
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| 173 | REAL ihf ! (W/m2) intrinsic heat flux for giant planets |
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| 174 | |
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| 175 | |
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| 176 | !----------------------------------------------------------------------- |
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| 177 | ! |
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| 178 | ! $Header$ |
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| 179 | ! |
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| 180 | !CDK comgeom |
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| 181 | COMMON/comgeom/ & |
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| 182 | & cu(ip1jmp1),cv(ip1jm),unscu2(ip1jmp1),unscv2(ip1jm), & |
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| 183 | & aire(ip1jmp1),airesurg(ip1jmp1),aireu(ip1jmp1), & |
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| 184 | & airev(ip1jm),unsaire(ip1jmp1),apoln,apols, & |
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| 185 | & unsairez(ip1jm),airuscv2(ip1jm),airvscu2(ip1jm), & |
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| 186 | & aireij1(ip1jmp1),aireij2(ip1jmp1),aireij3(ip1jmp1), & |
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| 187 | & aireij4(ip1jmp1),alpha1(ip1jmp1),alpha2(ip1jmp1), & |
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| 188 | & alpha3(ip1jmp1),alpha4(ip1jmp1),alpha1p2(ip1jmp1), & |
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| 189 | & alpha1p4(ip1jmp1),alpha2p3(ip1jmp1),alpha3p4(ip1jmp1), & |
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| 190 | & fext(ip1jm),constang(ip1jmp1),rlatu(jjp1),rlatv(jjm), & |
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| 191 | & rlonu(iip1),rlonv(iip1),cuvsurcv(ip1jm),cvsurcuv(ip1jm), & |
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| 192 | & cvusurcu(ip1jmp1),cusurcvu(ip1jmp1),cuvscvgam1(ip1jm), & |
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| 193 | & cuvscvgam2(ip1jm),cvuscugam1(ip1jmp1), & |
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| 194 | & cvuscugam2(ip1jmp1),cvscuvgam(ip1jm),cuscvugam(ip1jmp1), & |
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| 195 | & unsapolnga1,unsapolnga2,unsapolsga1,unsapolsga2, & |
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| 196 | & unsair_gam1(ip1jmp1),unsair_gam2(ip1jmp1),unsairz_gam(ip1jm), & |
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| 197 | & aivscu2gam(ip1jm),aiuscv2gam(ip1jm),xprimu(iip1),xprimv(iip1) |
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| 198 | |
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| 199 | ! |
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| 200 | REAL & |
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| 201 | & cu,cv,unscu2,unscv2,aire,airesurg,aireu,airev,unsaire,apoln ,& |
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| 202 | & apols,unsairez,airuscv2,airvscu2,aireij1,aireij2,aireij3,aireij4,& |
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| 203 | & alpha1,alpha2,alpha3,alpha4,alpha1p2,alpha1p4,alpha2p3,alpha3p4 ,& |
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| 204 | & fext,constang,rlatu,rlatv,rlonu,rlonv,cuvscvgam1,cuvscvgam2 ,& |
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| 205 | & cvuscugam1,cvuscugam2,cvscuvgam,cuscvugam,unsapolnga1,unsapolnga2& |
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| 206 | & ,unsapolsga1,unsapolsga2,unsair_gam1,unsair_gam2,unsairz_gam ,& |
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| 207 | & aivscu2gam ,aiuscv2gam,cuvsurcv,cvsurcuv,cvusurcu,cusurcvu,xprimu& |
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| 208 | & , xprimv |
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| 209 | ! |
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| 210 | !#include "comorbit.h" |
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| 211 | REAL t ! jour de l'annee |
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| 212 | REAL du( ip1jmp1,llm ), dv( ip1jm,llm ) |
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| 213 | |
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| 214 | c variables locales |
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| 215 | REAL Vo |
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| 216 | PARAMETER (Vo=-4.691e-6) |
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| 217 | INTEGER l,ij,i,k |
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| 218 | REAL n ! 2pi/periode de rotation siderale (en jours) |
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| 219 | REAL a0 ! angle à l'instant initial entre Titan et le perihelie |
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| 220 | PARAMETER (a0=0.) |
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| 221 | |
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| 222 | c cos et sin de la latitude et longitude, calcules au premiers appel |
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| 223 | REAL coslonv(ip1jm),sinlonv(ip1jm) |
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| 224 | REAL sinlatv(ip1jm),coslatv(ip1jm) |
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| 225 | REAL coslonu(ip1jmp1),sinlonu(ip1jmp1) |
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| 226 | REAL sinlatu(ip1jmp1),coslatu(ip1jmp1) |
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| 227 | |
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| 228 | LOGICAl first |
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| 229 | |
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| 230 | SAVE coslonv,coslonu,sinlonu,sinlonv |
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| 231 | SAVE coslatv,coslatu,sinlatu,sinlatv |
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| 232 | SAVE first, n |
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| 233 | |
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| 234 | DATA first /.true./ |
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| 235 | |
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| 236 | ! Calcul des sin et cos aux points consideres |
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| 237 | |
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| 238 | IF(first) THEN |
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| 239 | first=.false. |
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| 240 | n=2*3.145!*(1+1/673.) |
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| 241 | do i=1,iip1 |
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| 242 | do k=1,jjm |
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| 243 | coslonv(i+(k-1)*iip1)=cos(rlonv(i)) |
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| 244 | sinlonv(i+(k-1)*iip1)=sin(rlonv(i)) |
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| 245 | coslatv(i+(k-1)*iip1)=cos(rlatv(k)) |
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| 246 | sinlatv(i+(k-1)*iip1)=sin(rlatv(k)) |
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| 247 | ENDDO |
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| 248 | ENDDO |
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| 249 | |
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| 250 | |
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| 251 | |
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| 252 | do i=1,iip1 |
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| 253 | do k=1,jjp1 |
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| 254 | coslonu(i+(k-1)*iip1)=cos(rlonu(i)) |
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| 255 | sinlonu(i+(k-1)*iip1)=sin(rlonu(i)) |
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| 256 | coslatu(i+(k-1)*iip1)=cos(rlatu(k)) |
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| 257 | sinlatu(i+(k-1)*iip1)=sin(rlatu(k)) |
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| 258 | ENDDO |
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| 259 | ENDDO |
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| 260 | |
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| 261 | |
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| 262 | |
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| 263 | ENDIF |
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| 264 | |
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| 265 | |
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| 266 | ! Tendance du aux forces de maree |
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| 267 | |
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| 268 | DO l = 1,llm |
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| 269 | |
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| 270 | DO ij = 1, ip1jmp1 |
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| 271 | |
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| 272 | du(ij,l) = cu(ij)*Vo |
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| 273 | $ *(3*sinlonu(ij)*coslonu(ij)*coslatu(ij)*cos(n*t+a0) |
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| 274 | $ -2*coslatu(ij)*(2*coslonu(ij)**2-1)*sin(n*t+a0)) |
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| 275 | ENDDO |
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| 276 | |
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| 277 | DO ij = 1, ip1jm |
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| 278 | dv(ij,l) = cv(ij)*Vo |
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| 279 | $ *(3*sinlatv(ij)*coslatv(ij)*coslonv(ij)**2*cos(n*t+a0) |
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| 280 | $ + 4*coslatv(ij)*sinlatv(ij)*sinlonv(ij)*coslonv(ij) |
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| 281 | $ *sin(n*t+a0)) |
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| 282 | ENDDO |
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| 283 | |
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| 284 | ENDDO |
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| 285 | |
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| 286 | |
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| 287 | c |
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| 288 | RETURN |
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| 289 | END |
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