[4] | 1 | !> \file spinup_mod.f90 |
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| 2 | !! This module allows various spinup tasks mostly based on balance velocities. |
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| 3 | !< |
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| 4 | |
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| 5 | !> \namespace spinup_vitbil |
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| 6 | !! This module allows various spinup tasks mostly based on balance velocities. |
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| 7 | !! @note Could be transformed to use observed surface velocities |
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| 8 | !! @note must be used as a dragging module |
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| 9 | !! @note in module "choix" other dragging module must be switched off |
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| 10 | !! \author ... |
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| 11 | !! \date ... |
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| 12 | !! @note Used modules: |
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| 13 | !! @note - use module3D_phy |
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| 14 | !! @note - use param_phy_mod |
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| 15 | !! @note - use deformation_mod_2lois |
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| 16 | !< |
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| 17 | |
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| 18 | |
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| 19 | module spinup_vitbil |
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| 20 | |
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| 21 | use module3D_phy |
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| 22 | use param_phy_mod |
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| 23 | use deformation_mod_2lois |
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| 24 | use interface_input |
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[115] | 25 | use io_netcdf_grisli |
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| 26 | |
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[4] | 27 | implicit none |
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| 28 | |
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| 29 | real, dimension(nx,ny) :: Vcol_x !< vertically averaged velocity x direction (balance) |
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| 30 | real, dimension(nx,ny) :: Vcol_y !< vertically averaged velocity y direction (balance) |
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| 31 | real, dimension(nx,ny) :: Ux_deformation !< vertically averaged deformation velocity x direction |
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| 32 | real, dimension(nx,ny) :: Uy_deformation !< vertically averaged deformation velocity y direction |
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| 33 | real, dimension(nx,ny) :: coef_defmx !< rescaling coefficient of Sa_mx and s2a_mx |
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| 34 | real, dimension(nx,ny) :: coef_defmy !< rescaling coefficient of Sa_my and s2a_my |
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| 35 | real, dimension(nx,ny) :: init_coefmx !< rescalling coefficient before limitation |
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| 36 | real, dimension(nx,ny) :: init_coefmy !< rescalling coefficient before limitation |
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| 37 | |
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| 38 | ! compatibilites avec remplimat |
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| 39 | logical :: corr_def = .False. !< for deformation correction (compatibility) |
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| 40 | |
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| 41 | real, dimension(nx,ny) :: Vsl_x !< |
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| 42 | real, dimension(nx,ny) :: Vsl_y !< |
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[115] | 43 | |
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| 44 | integer :: type_vitbil ! defini le type de fichier a lire : lect_vitbil ou lect_vitbil_Lebrocq |
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[4] | 45 | |
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| 46 | contains |
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| 47 | !-------------------------------------------------------------------------------- |
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| 48 | |
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| 49 | !> SUBROUTINE: init_spinup |
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| 50 | !! Initialize spinup |
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| 51 | !< |
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| 52 | subroutine init_spinup |
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[115] | 53 | namelist/spinup/ispinup,type_vitbil |
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[4] | 54 | |
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| 55 | ! put here which type of spinup |
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| 56 | ! ispinup = 0 ! run standard |
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| 57 | ! ispinup = 1 ! ispinup = 1 -> saute icethick3, diagnoshelf, |
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| 58 | ! diffusiv, isostasie pour equilibre temperature |
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| 59 | ! en prenant les vitesses calculees aux premiers |
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| 60 | ! pas de temps |
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| 61 | ! ispinup = 2 ! ispinup = 2 -> fait la conservation |
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| 62 | ! ! de la masse avec les vitesses de bilan |
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| 63 | ! ispinup = 3 ! fait le calcul des temperatures |
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| 64 | ! ! avec les vitesses de bilan |
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| 65 | |
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| 66 | |
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| 67 | |
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| 68 | |
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| 69 | ! lecture des parametres |
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| 70 | |
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| 71 | rewind(num_param) ! pour revenir au debut du fichier param_list.dat |
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| 72 | read(num_param,spinup) |
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| 73 | |
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| 74 | write(num_rep_42,*)'!___________________________________________________________' |
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| 75 | write(num_rep_42,*)'! spinup module spinup_vitbil ' |
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| 76 | write(num_rep_42,spinup) ! pour ecrire les parametres lus |
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| 77 | write(num_rep_42,*) |
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| 78 | write(num_rep_42,*) |
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| 79 | write(num_rep_42,*)'! ispinup = 0 run standard voir no_spinup' |
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| 80 | write(num_rep_42,*)'! ispinup = 1 equilibre temperature avec vitesses grisli voir no_spinup' |
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| 81 | write(num_rep_42,*) |
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| 82 | write(num_rep_42,*)'! ispinup >1 use spinup_vitbil' |
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| 83 | write(num_rep_42,*)'! ispinup = 2 conservation de la masse avec vitesses bilan ' |
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| 84 | write(num_rep_42,*)'! ispinup = 3 equilibre temperature avec vitesses bilan' |
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[115] | 85 | write(num_rep_42,*)'! type_vitbil type de lecture des vitesses de bilan 1: lect_vitbil, 2 : lect_vitbil_Lebrocq' |
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[4] | 86 | write(num_rep_42,*) |
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| 87 | |
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| 88 | |
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| 89 | if (ispinup.eq.0) then |
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| 90 | write(6,*)' ispinup = 0 et ispinup = 1 doivent etre appeles par no_spinup ' |
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| 91 | write(6,*) 'et il faut rajouter un dragging' |
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| 92 | stop |
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| 93 | endif |
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| 94 | |
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[206] | 95 | if (ispinup.eq.3) then |
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| 96 | select case (type_vitbil) |
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| 97 | case (1) |
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[115] | 98 | !cdc Methode Cat lecture fichier selon x et y sur grille stag |
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[206] | 99 | call lect_vitbil |
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| 100 | case(2) |
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[115] | 101 | !cdc Methode Tof lecture fichier Lebrocq vitesse et direction |
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[206] | 102 | call lect_vitbil_Lebrocq |
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| 103 | case default |
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| 104 | print*,'type_vitbil valeur invalide dans spinup_vitbil' |
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| 105 | stop |
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| 106 | end select |
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| 107 | endif |
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[4] | 108 | |
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| 109 | if (itracebug.eq.1) call tracebug(' fin routine init_spinup de spinup_vitbil') |
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| 110 | end subroutine init_spinup |
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| 111 | |
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| 112 | subroutine lect_vitbil |
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| 113 | |
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| 114 | character(len=100) :: balance_Ux_file ! balance velocity file Ux |
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| 115 | character(len=100) :: balance_Uy_file ! balance velocity file Uy |
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[115] | 116 | real*8, dimension(:,:), pointer :: tab !< tableau 2d real pointer |
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| 117 | |
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[4] | 118 | namelist/vitbil_upwind/balance_Ux_file, balance_Uy_file |
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| 119 | |
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| 120 | if (itracebug.eq.1) call tracebug(' Subroutine lect_vitbil') |
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| 121 | |
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| 122 | ! lecture des parametres du run |
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| 123 | !-------------------------------------------------------------------- |
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| 124 | |
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| 125 | rewind(num_param) ! pour revenir au debut du fichier param_list.dat |
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| 126 | 428 format(A) |
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| 127 | read(num_param,vitbil_upwind) |
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| 128 | |
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| 129 | write(num_rep_42,428) '!___________________________________________________________' |
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| 130 | write(num_rep_42,428) '!read balance velocities on staggered grid' |
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| 131 | write(num_rep_42,vitbil_upwind) |
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| 132 | write(num_rep_42,428) '! balance_Ux_file : nom du fichier qui contient les vit. bilan Ux' |
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| 133 | write(num_rep_42,428) '! balance_Uy_file : nom du fichier qui contient les vit. bilan Uy' |
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| 134 | write(num_rep_42,*) |
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| 135 | |
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| 136 | ! read balance velocities on staggered nodes |
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| 137 | |
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| 138 | balance_Ux_file = trim(dirnameinp)//trim(balance_Ux_file) |
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| 139 | balance_Uy_file = trim(dirnameinp)//trim(balance_Uy_file) |
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[115] | 140 | |
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| 141 | call Read_Ncdf_var('Vcol_x',balance_Ux_file,tab) |
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| 142 | Vcol_x(:,:)=tab(:,:) |
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| 143 | call Read_Ncdf_var('Vcol_y',balance_Uy_file,tab) |
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| 144 | Vcol_y(:,:)=tab(:,:) |
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[4] | 145 | |
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| 146 | ! call lect_input(2,'Vcol',1,Vcol_x,balance_vel_file,trim(dirnameinp)//trim(runname)//'.nc') !read Vcol_x |
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| 147 | ! call lect_input(2,'Vcol',2,Vcol_y,balance_vel_file,trim(dirnameinp)//trim(runname)//'.nc') !read Vcol_y |
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| 148 | !call lect_datfile(nx,ny,Vcol_x,1,balance_vel_file) ! read Vcol_x |
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| 149 | !call lect_datfile(nx,ny,Vcol_y,2,balance_vel_file) ! read Vcol_y |
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| 150 | |
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| 151 | debug_3D(:,:,59)=Vcol_x(:,:) |
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| 152 | debug_3D(:,:,60)=Vcol_y(:,:) |
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| 153 | |
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| 154 | end subroutine lect_vitbil |
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[115] | 155 | |
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| 156 | subroutine lect_vitbil_Lebrocq |
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| 157 | |
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| 158 | |
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| 159 | character(len=100) :: vit_balance_file ! balance velocity file |
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| 160 | character(len=100) :: flowdir_balance_file ! balance flow direction file |
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| 161 | real*8, dimension(:,:), pointer :: tab !< tableau 2d real pointer |
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| 162 | real, dimension(nx,ny) :: V_Lebrocq !< vertically averaged velocity (balance) |
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| 163 | real, dimension(nx,ny) :: flowdir_Lebrocq !< flow direction (degree) |
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| 164 | real, dimension(nx,ny) :: Vx_Lebrocq, Vy_Lebrocq ! vitesses selon x et y |
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[206] | 165 | integer, dimension(nx,ny) :: v_good !points avec vitesse Lebrocq OK |
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[115] | 166 | |
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| 167 | namelist/vitbil_Lebrocq/vit_balance_file, flowdir_balance_file |
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| 168 | |
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| 169 | if (itracebug.eq.1) call tracebug(' Subroutine lect_vitbil_Lebrocq') |
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| 170 | |
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| 171 | ! lecture des parametres du run |
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| 172 | !-------------------------------------------------------------------- |
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| 173 | |
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| 174 | rewind(num_param) ! pour revenir au debut du fichier param_list.dat |
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| 175 | 428 format(A) |
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| 176 | read(num_param,vitbil_Lebrocq) |
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| 177 | |
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| 178 | write(num_rep_42,428) '!___________________________________________________________' |
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| 179 | write(num_rep_42,428) '!read balance velocities from Lebrocq code' |
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| 180 | write(num_rep_42,vitbil_Lebrocq) |
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| 181 | write(num_rep_42,428) '! vit_balance_file : balance velocity file' |
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| 182 | write(num_rep_42,428) '! flowdir_balance_file : balance flow direction file' |
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| 183 | write(num_rep_42,*) |
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| 184 | |
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| 185 | ! read balance velocities on staggered nodes |
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| 186 | |
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| 187 | vit_balance_file = trim(dirnameinp)//trim(vit_balance_file) |
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| 188 | flowdir_balance_file = trim(dirnameinp)//trim(flowdir_balance_file) |
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| 189 | |
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| 190 | call Read_Ncdf_var('z',vit_balance_file,tab) |
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| 191 | V_Lebrocq(:,:)=tab(:,:) |
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| 192 | call Read_Ncdf_var('z',flowdir_balance_file,tab) |
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| 193 | flowdir_Lebrocq(:,:)=tab(:,:)*PI/180. |
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| 194 | |
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[206] | 195 | where (V_Lebrocq(:,:).ge.0.) |
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| 196 | v_good(:,:)=1 |
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| 197 | elsewhere |
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| 198 | v_good(:,:)=0 |
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| 199 | endwhere |
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| 200 | |
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| 201 | do j=2,ny-1 |
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| 202 | do i=2,nx-1 |
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| 203 | if (V_Lebrocq(i,j).lt.0.) then |
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| 204 | |
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| 205 | V_Lebrocq(i,j)= (V_Lebrocq(i-1,j)*v_good(i-1,j) + V_Lebrocq(i+1,j)*v_good(i+1,j) + & |
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| 206 | V_Lebrocq(i,j-1)*v_good(i,j-1) + V_Lebrocq(i,j+1)*v_good(i,j+1)) / & |
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| 207 | (v_good(i-1,j)+v_good(i+1,j)+v_good(i,j-1)+v_good(i,j-1)) |
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| 208 | endif |
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| 209 | enddo |
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| 210 | enddo |
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| 211 | |
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| 212 | |
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| 213 | where (V_Lebrocq(:,:).ge.100.) |
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| 214 | V_Lebrocq(:,:)=100. |
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| 215 | endwhere |
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| 216 | |
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[115] | 217 | ! calcul des vitesses selon x et selon y : |
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| 218 | where (V_Lebrocq(:,:).ge.0.) |
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| 219 | Vx_Lebrocq(:,:) = V_Lebrocq(:,:)*sin(flowdir_Lebrocq(:,:)) |
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| 220 | Vy_Lebrocq(:,:) = V_Lebrocq(:,:)*cos(flowdir_Lebrocq(:,:)) |
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| 221 | elsewhere |
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| 222 | Vx_Lebrocq(:,:) = 0. |
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| 223 | Vy_Lebrocq(:,:) = 0. |
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| 224 | endwhere |
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[206] | 225 | |
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[115] | 226 | |
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| 227 | ! calcul des vitesses sur les points staggered |
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| 228 | |
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| 229 | do j=2,ny |
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| 230 | do i=2,nx |
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| 231 | Vcol_x(i,j) = (Vx_Lebrocq(i-1,j) + Vx_Lebrocq(i,j))/2. |
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| 232 | Vcol_y(i,j) = (Vy_Lebrocq(i,j-1) + Vy_Lebrocq(i,j))/2. |
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| 233 | enddo |
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| 234 | enddo |
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| 235 | |
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| 236 | end subroutine lect_vitbil_Lebrocq |
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[4] | 237 | !____________________________________________________________________________________ |
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| 238 | |
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| 239 | !> SUBROUTINE: init_dragging |
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| 240 | !! @ Cette routine fait l'initialisation du dragging. |
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| 241 | !< |
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| 242 | subroutine init_dragging ! Cette routine fait l'initialisation du dragging. |
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| 243 | |
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| 244 | implicit none |
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| 245 | |
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| 246 | mstream_mx(:,:)=0 ! pas de dragging a l'initialisation |
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| 247 | mstream_my(:,:)=0 |
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| 248 | |
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| 249 | ! coefficient permettant de modifier le basal drag. |
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| 250 | drag_mx(:,:)=1. |
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| 251 | drag_my(:,:)=1. |
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| 252 | gzmx(:,:)=.false. |
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| 253 | gzmy(:,:)=.false. |
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| 254 | flgzmx(:,:)=flotmx(:,:) |
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| 255 | flgzmy(:,:)=flotmy(:,:) |
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| 256 | |
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| 257 | end subroutine init_dragging |
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| 258 | |
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| 259 | |
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| 260 | subroutine dragging |
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| 261 | |
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| 262 | end subroutine dragging |
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| 263 | !---------------------------------------------------------------------- |
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| 264 | |
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| 265 | |
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| 266 | subroutine force_balance_vel |
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| 267 | |
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| 268 | if (itracebug.eq.1) call tracebug(' Subroutine force_balance_vel') |
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| 269 | |
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| 270 | Uxbar(:,:)=Vcol_x(:,:) |
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| 271 | Uybar(:,:)=Vcol_y(:,:) |
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| 272 | debug_3D(:,:,59)=Uxbar(:,:) |
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| 273 | debug_3D(:,:,60)=Uybar(:,:) |
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| 274 | end subroutine force_balance_vel |
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| 275 | |
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| 276 | |
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| 277 | |
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| 278 | !> SUBROUTINE: calc_coef_vitbil |
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| 279 | !! @ Calibrate Sa and S2a to force velocity to be balance_velocity in a consistent way. |
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| 280 | !! @note Must be called after flowlaw and before velocities |
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| 281 | !< |
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| 282 | subroutine calc_coef_vitbil |
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| 283 | |
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| 284 | ddbx(:,:)=0. |
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| 285 | ddby(:,:)=0. |
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[130] | 286 | gzmx(:,:)=.true. |
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| 287 | gzmy(:,:)=.true. |
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| 288 | flgzmx(:,:)=.false. |
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| 289 | flgzmy(:,:)=.false. |
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| 290 | fleuvemx(:,:)=.false. |
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| 291 | fleuvemy(:,:)=.false. |
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| 292 | |
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| 293 | do j=2,ny |
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| 294 | do i=2,nx |
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| 295 | if (flot(i,j).and.(flot(i-1,j))) then |
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| 296 | flotmx(i,j)=.true. |
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| 297 | flgzmx(i,j)=.true. |
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| 298 | gzmx(i,j)=.false. |
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| 299 | end if |
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| 300 | if (flot(i,j).and.(flot(i,j-1))) then |
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| 301 | flotmy(i,j)=.true. |
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| 302 | flgzmy(i,j)=.true. |
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| 303 | gzmy(i,j)=.false. |
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| 304 | end if |
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| 305 | end do |
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| 306 | end do |
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| 307 | |
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| 308 | where (coefmxbmelt(:,:).le.0.) |
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| 309 | gzmx(:,:)=.false. |
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| 310 | endwhere |
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| 311 | where (coefmybmelt(:,:).le.0.) |
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| 312 | gzmy(:,:)=.false. |
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| 313 | endwhere |
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| 314 | flgzmx(:,:) = flgzmx(:,:) .or. gzmx(:,:) |
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| 315 | flgzmy(:,:) = flgzmy(:,:) .or. gzmy(:,:) |
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| 316 | fleuvemx(:,:)=gzmx(:,:) |
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| 317 | fleuvemy(:,:)=gzmy(:,:) |
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| 318 | |
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[4] | 319 | if (itracebug.eq.1) call tracebug(' Subroutine calc_coef_vitbil') |
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| 320 | call slope_surf |
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| 321 | |
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| 322 | where (abs(sdx(:,:)).lt.1.e-6) |
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| 323 | sdx(:,:)=-sign(1.e-6,Vcol_x(:,:)) |
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| 324 | end where |
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| 325 | where (abs(sdy(:,:)).lt.1.e-6) |
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| 326 | sdy(:,:)=-sign(1.e-6,Vcol_y(:,:)) |
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| 327 | end where |
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| 328 | |
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| 329 | |
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| 330 | call calc_ubar_def |
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| 331 | |
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| 332 | if (itracebug.eq.1) call tracebug(' apres calc_ubar_def') |
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| 333 | |
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| 334 | !---------------compute coef_defmx ----------------------------------- |
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| 335 | |
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| 336 | do j=1,ny |
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| 337 | do i=1,nx |
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| 338 | |
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| 339 | flotx: if (flotmx(i,j)) then |
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| 340 | |
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| 341 | coef_defmx(i,j) = 1. |
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| 342 | Uxbar(i,j) = Vcol_x(i,j) |
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[29] | 343 | ! dmr below is a cast from a real*4 to logical*4 |
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| 344 | ! dmr cannot be implicit in gfortran |
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| 345 | ! dmr flgzmx(i,j) = Vcol_x(i,j) |
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| 346 | flgzmx(i,j) = (nint(Vcol_x(i,j)).ne.0) |
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[4] | 347 | uxdef(i,j) = 0. |
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| 348 | Ubx(i,j) = Vcol_x(i,j) |
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| 349 | |
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| 350 | else |
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| 351 | coldx: if ((coefmxbmelt(i,j).le.0.).and.(.not.gzmx(i,j))) then !base froide |
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| 352 | !meme test que dans sliding Bindshadler |
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| 353 | ! sans doute trop fort |
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| 354 | ddbx(i,j) = 0. |
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| 355 | Ubx(i,j) = 0. |
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| 356 | |
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| 357 | if (abs(Ux_deformation(i,j)).gt.0.01) then ! calcule par calc_ubar_def |
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| 358 | coef_defmx(i,j)=Vcol_x(i,j)/Ux_deformation(i,j) |
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| 359 | |
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| 360 | else |
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| 361 | coef_defmx(i,j)=1. |
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| 362 | end if |
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| 363 | else ! base temperee |
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| 364 | if (abs(Ux_deformation(i,j)).gt.abs(Vcol_x(i,j))) then ! only deformation |
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| 365 | coef_defmx(i,j)=Vcol_x(i,j)/Ux_deformation(i,j) |
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| 366 | ddbx(i,j) = 0 |
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| 367 | Ubx(i,j) = 0. |
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| 368 | else |
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| 369 | coef_defmx(i,j)=1. ! no rescaling of deformation |
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| 370 | ddbx(i,j)=-(Vcol_x(i,j)-Ux_deformation(i,j))/sdx(i,j) ! pb si directions opposees |
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| 371 | Ubx(i,j) = Vcol_x(i,j)-Ux_deformation(i,j) |
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| 372 | end if |
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| 373 | end if coldx |
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| 374 | |
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| 375 | end if flotx |
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| 376 | |
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| 377 | end do |
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| 378 | end do |
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| 379 | |
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| 380 | |
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| 381 | do j=1,ny |
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| 382 | do i=1,nx |
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| 383 | |
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| 384 | floty: if (flotmy(i,j)) then |
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| 385 | coef_defmy(i,j) = 1. |
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| 386 | Uybar(i,j) = Vcol_y(i,j) |
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[29] | 387 | ! dmr below is a cast from a real*4 to logical*4 |
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| 388 | ! dmr cannot be implicit in gfortran |
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| 389 | ! dmr flgzmy(i,j) = Vcol_y(i,j) |
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| 390 | flgzmy(i,j) = (nint(Vcol_y(i,j)).ne.0) |
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| 391 | |
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[4] | 392 | uydef(i,j) = 0. |
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| 393 | Uby(i,j) = Vcol_y(i,j) |
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| 394 | |
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| 395 | if ((itracebug.eq.1).and.(i.eq.313).and.(j.eq.143)) call tracebug(' test0') |
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| 396 | else |
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| 397 | coldy: if ((coefmybmelt(i,j).le.0.).and.(.not.gzmy(i,j))) then !base froide |
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| 398 | !meme test que dans sliding Bindshadler |
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| 399 | ddby(i,j) = 0. |
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| 400 | Uby(i,j) = 0. |
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| 401 | |
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| 402 | if (abs(Uy_deformation(i,j)).gt.0.01) then ! calcule par calc_ubar_def |
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| 403 | coef_defmy(i,j)=Vcol_y(i,j)/Uy_deformation(i,j) |
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| 404 | if ((itracebug.eq.1).and.(i.eq.313).and.(j.eq.143)) call tracebug(' test1') |
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| 405 | else |
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| 406 | if ((itracebug.eq.1).and.(i.eq.313).and.(j.eq.143)) call tracebug(' test2') |
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| 407 | coef_defmy(i,j)=1. |
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| 408 | end if |
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| 409 | else ! base temperee |
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| 410 | if (abs(Uy_deformation(i,j)).gt.abs(Vcol_y(i,j))) then ! que deformation |
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| 411 | coef_defmy(i,j)=Vcol_y(i,j)/Uy_deformation(i,j) |
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| 412 | ddby(i,j) = 0. |
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| 413 | Uby(i,j) = 0. |
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| 414 | if ((itracebug.eq.1).and.(i.eq.313).and.(j.eq.143)) call tracebug(' test3') |
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| 415 | else |
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| 416 | coef_defmy(i,j)=1. ! pas de rescaling de la deformation |
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| 417 | ddby(i,j)=-(Vcol_y(i,j)-Uy_deformation(i,j))/sdy(i,j) ! pb si directions opposees |
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| 418 | Uby(i,j) = Vcol_y(i,j)-Uy_deformation(i,j) |
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| 419 | if ((itracebug.eq.1).and.(i.eq.313).and.(j.eq.144)) call tracebug(' test4') |
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| 420 | |
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| 421 | end if |
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| 422 | end if coldy |
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| 423 | |
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| 424 | end if floty |
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| 425 | |
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| 426 | end do |
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| 427 | end do |
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| 428 | if (itracebug.eq.1) call tracebug(' apres test floty') |
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| 429 | |
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| 430 | ! remarque coef peut être <1 a cause de la pente locale, mais il joue toujours son role |
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| 431 | debug_3D(:,:,61)=coef_defmx(:,:) |
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| 432 | debug_3D(:,:,62)=coef_defmy(:,:) |
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| 433 | |
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| 434 | |
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| 435 | calib: do iglen=n1poly,n2poly |
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| 436 | do k=1,nz |
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| 437 | SA_mx(:,:,k,iglen) = SA_mx(:,:,k,iglen)*coef_defmx(:,:) |
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| 438 | S2A_mx(:,:,k,iglen) = S2A_mx(:,:,k,iglen)*coef_defmx(:,:) |
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| 439 | SA_my(:,:,k,iglen) = SA_my(:,:,k,iglen)*coef_defmy(:,:) |
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| 440 | S2A_my(:,:,k,iglen) = S2A_my(:,:,k,iglen)*coef_defmy(:,:) |
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| 441 | end do |
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| 442 | end do calib |
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| 443 | |
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| 444 | end subroutine calc_coef_vitbil |
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| 445 | |
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| 446 | !> SUBROUTINE: limit_coef_vitbil |
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| 447 | !! Calibrate Sa and S2a to force velocity to be balance_velocity in a consistent way. |
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| 448 | !! @note The difference with calc_coef_vitbil is that the coefficient is limited to the range 0.5-2 |
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| 449 | !! @note - if > 2, sliding is assumed. |
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| 450 | !! @note - if < 0.5, it means that ice is actually colder than computed (to be implemented) |
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| 451 | !! @note Must be called after flowlaw and before velocities |
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| 452 | !< |
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| 453 | |
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| 454 | subroutine limit_coef_vitbil |
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| 455 | |
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| 456 | call slope_surf |
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| 457 | |
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| 458 | where (abs(sdx(:,:)).lt.1.e-6) |
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| 459 | sdx(:,:)=-sign(1.e-6,Vcol_x(:,:)) |
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| 460 | end where |
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| 461 | where (abs(sdy(:,:)).lt.1.e-6) |
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| 462 | sdy(:,:)=-sign(1.e-6,Vcol_y(:,:)) |
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| 463 | end where |
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| 464 | |
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| 465 | |
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| 466 | call calc_ubar_def |
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| 467 | |
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| 468 | if (itracebug.eq.1) call tracebug(' Entree dans routine calc_coef_vitbil') |
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| 469 | !---------------compute coef_defmx ----------------------------------- |
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| 470 | |
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| 471 | do j=1,ny |
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| 472 | do i=1,nx |
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| 473 | |
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| 474 | flotx: if (flotmx(i,j)) then |
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| 475 | coef_defmx(i,j)=1. |
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| 476 | init_coefmx(i,j)= coef_defmx(i,j) |
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| 477 | else |
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| 478 | coldx: if ((coefmxbmelt(i,j).le.0.).and.(.not.gzmx(i,j))) then !base froide |
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| 479 | !meme test que dans sliding Bindshadler |
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| 480 | ! sans doute trop fort |
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| 481 | ddbx(i,j)=0. |
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| 482 | if (abs(Ux_deformation(i,j)).gt.0.01) then ! calcule par calc_ubar_def |
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| 483 | coef_defmx(i,j)=Vcol_x(i,j)/Ux_deformation(i,j) |
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| 484 | init_coefmx(i,j)= coef_defmx(i,j) |
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| 485 | |
---|
| 486 | if (coef_defmx(i,j).gt.1.) then |
---|
| 487 | coef_defmx(i,j)=1. |
---|
| 488 | ddbx(i,j)=-(Vcol_x(i,j)-Ux_deformation(i,j))/sdx(i,j) |
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| 489 | end if |
---|
| 490 | else |
---|
| 491 | coef_defmx(i,j)=1. |
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| 492 | init_coefmx(i,j)= coef_defmx(i,j) |
---|
| 493 | end if |
---|
| 494 | else ! base temperee |
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| 495 | if (abs(Ux_deformation(i,j)).gt.abs(Vcol_x(i,j))) then ! only deformation |
---|
| 496 | coef_defmx(i,j)=Vcol_x(i,j)/Ux_deformation(i,j) |
---|
| 497 | init_coefmx(i,j)= coef_defmx(i,j) |
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| 498 | ddbx(i,j) = 0 |
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| 499 | else |
---|
| 500 | coef_defmx(i,j)=1. ! no rescaling of deformation |
---|
| 501 | init_coefmx(i,j)= coef_defmx(i,j) |
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| 502 | ddbx(i,j)=-(Vcol_x(i,j)-Ux_deformation(i,j))/sdx(i,j) ! pb si directions opposees |
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| 503 | end if |
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| 504 | end if coldx |
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| 505 | |
---|
| 506 | end if flotx |
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| 507 | |
---|
| 508 | end do |
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| 509 | end do |
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| 510 | |
---|
| 511 | |
---|
| 512 | do j=1,ny |
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| 513 | do i=1,nx |
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| 514 | |
---|
| 515 | floty: if (flotmy(i,j)) then |
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| 516 | coef_defmy(i,j)=1. |
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| 517 | init_coefmy(i,j)= coef_defmy(i,j) |
---|
| 518 | else |
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| 519 | coldy: if ((coefmybmelt(i,j).le.0.).and.(.not.gzmy(i,j))) then !base froide |
---|
| 520 | !meme test que dans sliding Bindshadler |
---|
| 521 | ! sans doute trop fort |
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| 522 | ddby(i,j)=0. |
---|
| 523 | if (abs(Uy_deformation(i,j)).gt.0.01) then ! calcule par calc_ubar_def |
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| 524 | coef_defmy(i,j)=Vcol_y(i,j)/Uy_deformation(i,j) |
---|
| 525 | init_coefmy(i,j)= coef_defmy(i,j) |
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| 526 | |
---|
| 527 | if (coef_defmy(i,j).gt.1.) then |
---|
| 528 | coef_defmy(i,j)=1. |
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| 529 | ddby(i,j)=-(Vcol_y(i,j)-Uy_deformation(i,j))/sdy(i,j) |
---|
| 530 | end if |
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| 531 | else |
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| 532 | coef_defmy(i,j)=1. |
---|
| 533 | init_coefmy(i,j)= coef_defmy(i,j) |
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| 534 | end if |
---|
| 535 | else ! base temperee |
---|
| 536 | if (abs(Uy_deformation(i,j)).gt.abs(Vcol_y(i,j))) then ! only deformation |
---|
| 537 | coef_defmy(i,j)=Vcol_y(i,j)/Uy_deformation(i,j) |
---|
| 538 | init_coefmy(i,j)= coef_defmy(i,j) |
---|
| 539 | ddby(i,j) = 0 |
---|
| 540 | else |
---|
| 541 | coef_defmy(i,j)=1. ! no rescaling of deformation |
---|
| 542 | init_coefmy(i,j)= coef_defmy(i,j) |
---|
| 543 | ddby(i,j)=-(Vcol_y(i,j)-Uy_deformation(i,j))/sdy(i,j) ! pb si directions opposees |
---|
| 544 | end if |
---|
| 545 | end if coldy |
---|
| 546 | |
---|
| 547 | end if floty |
---|
| 548 | |
---|
| 549 | end do |
---|
| 550 | end do |
---|
| 551 | |
---|
| 552 | |
---|
| 553 | ! remarque coef peut être <1 a cause de la pente locale, mais il joue toujours son role |
---|
| 554 | debug_3D(:,:,73)=init_coefmx(:,:) |
---|
| 555 | debug_3D(:,:,74)=init_coefmy(:,:) |
---|
| 556 | |
---|
| 557 | debug_3D(:,:,61)=coef_defmx(:,:) |
---|
| 558 | debug_3D(:,:,62)=coef_defmy(:,:) |
---|
| 559 | |
---|
| 560 | |
---|
| 561 | calib: do iglen=n1poly,n2poly |
---|
| 562 | do k=1,nz |
---|
| 563 | SA_mx(:,:,k,iglen) = SA_mx(:,:,k,iglen)*coef_defmx(:,:) |
---|
| 564 | S2A_mx(:,:,k,iglen) = S2A_mx(:,:,k,iglen)*coef_defmx(:,:) |
---|
| 565 | SA_my(:,:,k,iglen) = SA_my(:,:,k,iglen)*coef_defmy(:,:) |
---|
| 566 | S2A_my(:,:,k,iglen) = S2A_my(:,:,k,iglen)*coef_defmy(:,:) |
---|
| 567 | end do |
---|
| 568 | end do calib |
---|
| 569 | |
---|
| 570 | ! call ajust_ghf ATTENTION NE PAS ACTIVER SAUF TESTS |
---|
| 571 | |
---|
| 572 | ! debug_3D(:,:,73)= init_coefmx(:,:) |
---|
| 573 | ! debug_3D(:,:,74)= init_coefmy(:,:) |
---|
| 574 | |
---|
| 575 | |
---|
| 576 | end subroutine limit_coef_vitbil |
---|
| 577 | |
---|
| 578 | |
---|
| 579 | !> SUBROUTINE: calc_ubar_def |
---|
| 580 | !! Calculate velocity due to deformation before calibration |
---|
| 581 | !< |
---|
| 582 | |
---|
| 583 | subroutine calc_ubar_def ! calculate velocity due to deformation before calibration |
---|
| 584 | |
---|
| 585 | implicit none ! extrait de diffusiv pour calculer la partie deformation |
---|
| 586 | |
---|
| 587 | real :: glenexp |
---|
| 588 | real :: inv_4dx ! inverse de dx pour eviter les divisions =1/(4*dx) |
---|
| 589 | real :: inv_4dy ! inverse de dy pour eviter les divisions =1/(4*dy) |
---|
| 590 | |
---|
| 591 | inv_4dx=1./(4*dx) |
---|
| 592 | inv_4dy=1./(4*dy) |
---|
| 593 | |
---|
| 594 | |
---|
| 595 | do iglen=n1poly,n2poly |
---|
| 596 | glenexp=max(0.,(glen(iglen)-1.)/2.) |
---|
| 597 | |
---|
| 598 | do j=1,ny |
---|
| 599 | do i=1,nx |
---|
| 600 | |
---|
| 601 | if (.not.flotmy(i,j)) then |
---|
| 602 | ddy(i,j,iglen)=((slope2my(i,j)** & ! SLOPE2my calcule dans slope_surf |
---|
| 603 | glenexp)*(rog)**glen(iglen)) & |
---|
| 604 | *Hmy(i,j)**(glen(iglen)+1) |
---|
| 605 | |
---|
| 606 | endif |
---|
| 607 | if (.not.flotmx(i,j)) then |
---|
| 608 | ddx(i,j,iglen)=((slope2mx(i,j)** & ! slope2mx calcule en debut de routine |
---|
| 609 | glenexp)*(rog)**glen(iglen)) & |
---|
| 610 | *Hmx(i,j)**(glen(iglen)+1) |
---|
| 611 | endif |
---|
| 612 | |
---|
| 613 | end do |
---|
| 614 | end do |
---|
| 615 | end do |
---|
| 616 | |
---|
| 617 | do j=2,ny-1 |
---|
| 618 | do i=2,nx-1 |
---|
| 619 | ux_deformation(i,j)=0. |
---|
| 620 | Uy_deformation(i,j)=0. |
---|
| 621 | do iglen=n1poly,n2poly |
---|
| 622 | ux_deformation(i,j)=ux_deformation(i,j)+ddx(i,j,iglen)*s2a_mx(i,j,1,iglen) |
---|
| 623 | Uy_deformation(i,j)=Uy_deformation(i,j)+ddy(i,j,iglen)*s2a_my(i,j,1,iglen) |
---|
| 624 | end do |
---|
| 625 | end do |
---|
| 626 | end do |
---|
| 627 | |
---|
| 628 | do j=2,ny-1 |
---|
| 629 | do i=2,nx-1 |
---|
| 630 | ux_deformation(i,j)=ux_deformation(i,j)*(-sdx(i,j)) |
---|
| 631 | Uy_deformation(i,j)=Uy_deformation(i,j)*(-sdy(i,j)) |
---|
| 632 | end do |
---|
| 633 | end do |
---|
[154] | 634 | !debug_3D(:,:,63)=ux_deformation(:,:) |
---|
| 635 | !debug_3D(:,:,64)=uy_deformation(:,:) |
---|
[4] | 636 | |
---|
| 637 | if (itracebug.eq.1) call tracebug(' fin de calc_ubar_def ') |
---|
| 638 | |
---|
| 639 | |
---|
| 640 | end subroutine calc_ubar_def |
---|
| 641 | |
---|
| 642 | !> SUBROUTINE: ajust_ghf |
---|
| 643 | !! Ajuste le flux geothermique pour avoir une temperature coherente |
---|
| 644 | !! avec les vitesses de bilan |
---|
| 645 | !< |
---|
| 646 | |
---|
| 647 | subroutine ajust_ghf |
---|
| 648 | |
---|
| 649 | implicit none |
---|
| 650 | real,dimension(nx,ny) :: coefdef_maj !< coefficient deformation |
---|
| 651 | real :: increment_ghf |
---|
| 652 | real :: ghf_min |
---|
| 653 | increment_ghf=0.00001 !< exprime en W/m2 |
---|
| 654 | ghf_min=0.025 |
---|
| 655 | |
---|
| 656 | do j=2,ny-1 |
---|
| 657 | do i=2,nx-1 |
---|
| 658 | if (.not. flot(i,j)) then |
---|
| 659 | coefdef_maj(i,j)= (init_coefmx(i,j)+init_coefmx(i+1,j))+ & |
---|
| 660 | (init_coefmy(i,j)+init_coefmy(i,j+1)) |
---|
| 661 | coefdef_maj(i,j)=0.25*coefdef_maj(i,j) |
---|
| 662 | |
---|
| 663 | ! un coef trop grand indique eventuellement une base trop froide |
---|
| 664 | if ((coefdef_maj(i,j).gt.1.5).and.(ibase(i,j).eq.1)) then ! en base froide |
---|
| 665 | ghf(i,j)=ghf(i,j)-SECYEAR*increment_ghf ! attention ghf est negatif |
---|
| 666 | |
---|
| 667 | ! un coef trop petit indique une base trop chaude |
---|
| 668 | else if ((coefdef_maj(i,j).lt.0.7).and.(ghf(i,j).lt.-secyear*ghf_min)) then |
---|
| 669 | ghf(i,j)=ghf(i,j)+SECYEAR*increment_ghf ! attention ghf est negatif |
---|
| 670 | end if |
---|
| 671 | end if |
---|
| 672 | end do |
---|
| 673 | end do |
---|
| 674 | |
---|
| 675 | debug_3D(:,:,75)=(ghf0(:,:)-ghf(:,:))*1000./secyear |
---|
| 676 | |
---|
| 677 | end subroutine ajust_ghf |
---|
| 678 | |
---|
| 679 | |
---|
| 680 | |
---|
| 681 | end module spinup_vitbil |
---|
| 682 | |
---|
| 683 | |
---|
| 684 | |
---|
| 685 | |
---|