[1] | 1 | #if defined( __ibmy_special ) |
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| 2 | @PROCESS NOOPTimize |
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| 3 | #endif |
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| 4 | SUBROUTINE init_3d_model |
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| 5 | |
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| 6 | !------------------------------------------------------------------------------! |
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| 7 | ! Actual revisions: |
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| 8 | ! ----------------- |
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[106] | 9 | ! Flux initialization in case of coupled runs, +momentum fluxes at top boundary, |
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| 10 | ! +arrays for phase speed c_u, c_v, c_w, indices for u|v|w_m_l|r changed |
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[108] | 11 | ! +qswst_remote in case of atmosphere model with humidity coupled to ocean |
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| 12 | ! Rayleigh damping for ocean |
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| 13 | ! optionally calculate km and kh from initial TKE e_init |
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[77] | 14 | ! |
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| 15 | ! Former revisions: |
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| 16 | ! ----------------- |
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| 17 | ! $Id: init_3d_model.f90 108 2007-08-24 15:10:38Z letzel $ |
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| 18 | ! |
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[98] | 19 | ! 97 2007-06-21 08:23:15Z raasch |
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| 20 | ! Initialization of salinity, call of init_ocean |
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| 21 | ! |
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[90] | 22 | ! 87 2007-05-22 15:46:47Z raasch |
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| 23 | ! var_hom and var_sum renamed pr_palm |
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| 24 | ! |
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[77] | 25 | ! 75 2007-03-22 09:54:05Z raasch |
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[73] | 26 | ! Arrays for radiation boundary conditions are allocated (u_m_l, u_m_r, etc.), |
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| 27 | ! bugfix for cases with the outflow damping layer extending over more than one |
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[75] | 28 | ! subdomain, moisture renamed humidity, |
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| 29 | ! new initializing action "by_user" calls user_init_3d_model, |
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[72] | 30 | ! precipitation_amount/rate, ts_value are allocated, +module netcdf_control, |
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[51] | 31 | ! initial velocities at nzb+1 are regarded for volume |
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| 32 | ! flow control in case they have been set zero before (to avoid small timesteps) |
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[75] | 33 | ! -uvmean_outflow, uxrp, vynp eliminated |
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[1] | 34 | ! |
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[39] | 35 | ! 19 2007-02-23 04:53:48Z raasch |
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| 36 | ! +handling of top fluxes |
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| 37 | ! |
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[3] | 38 | ! RCS Log replace by Id keyword, revision history cleaned up |
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| 39 | ! |
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[1] | 40 | ! Revision 1.49 2006/08/22 15:59:07 raasch |
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| 41 | ! No optimization of this file on the ibmy (Yonsei Univ.) |
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| 42 | ! |
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| 43 | ! Revision 1.1 1998/03/09 16:22:22 raasch |
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| 44 | ! Initial revision |
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| 45 | ! |
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| 46 | ! |
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| 47 | ! Description: |
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| 48 | ! ------------ |
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| 49 | ! Allocation of arrays and initialization of the 3D model via |
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| 50 | ! a) pre-run the 1D model |
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| 51 | ! or |
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| 52 | ! b) pre-set constant linear profiles |
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| 53 | ! or |
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| 54 | ! c) read values of a previous run |
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| 55 | !------------------------------------------------------------------------------! |
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| 56 | |
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| 57 | USE arrays_3d |
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| 58 | USE averaging |
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[72] | 59 | USE cloud_parameters |
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[1] | 60 | USE constants |
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| 61 | USE control_parameters |
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| 62 | USE cpulog |
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| 63 | USE indices |
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| 64 | USE interfaces |
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| 65 | USE model_1d |
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[51] | 66 | USE netcdf_control |
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[1] | 67 | USE particle_attributes |
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| 68 | USE pegrid |
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| 69 | USE profil_parameter |
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| 70 | USE random_function_mod |
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| 71 | USE statistics |
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| 72 | |
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| 73 | IMPLICIT NONE |
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| 74 | |
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| 75 | INTEGER :: i, j, k, sr |
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| 76 | |
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| 77 | INTEGER, DIMENSION(:), ALLOCATABLE :: ngp_2dh_l, ngp_3d_inner_l |
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| 78 | |
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| 79 | INTEGER, DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_outer_l |
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| 80 | |
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| 81 | REAL, DIMENSION(1:2) :: volume_flow_area_l, volume_flow_initial_l |
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| 82 | |
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| 83 | |
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| 84 | ! |
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| 85 | !-- Allocate arrays |
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| 86 | ALLOCATE( ngp_2dh(0:statistic_regions), ngp_2dh_l(0:statistic_regions), & |
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| 87 | ngp_3d(0:statistic_regions), & |
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| 88 | ngp_3d_inner(0:statistic_regions), & |
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| 89 | ngp_3d_inner_l(0:statistic_regions), & |
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| 90 | sums_divnew_l(0:statistic_regions), & |
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| 91 | sums_divold_l(0:statistic_regions) ) |
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[75] | 92 | ALLOCATE( rdf(nzb+1:nzt) ) |
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[87] | 93 | ALLOCATE( hom_sum(nzb:nzt+1,pr_palm+max_pr_user,0:statistic_regions), & |
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[1] | 94 | ngp_2dh_outer(nzb:nzt+1,0:statistic_regions), & |
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| 95 | ngp_2dh_outer_l(nzb:nzt+1,0:statistic_regions), & |
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| 96 | rmask(nys-1:nyn+1,nxl-1:nxr+1,0:statistic_regions), & |
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[87] | 97 | sums(nzb:nzt+1,pr_palm+max_pr_user), & |
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| 98 | sums_l(nzb:nzt+1,pr_palm+max_pr_user,0:threads_per_task-1), & |
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[1] | 99 | sums_l_l(nzb:nzt+1,0:statistic_regions,0:threads_per_task-1), & |
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| 100 | sums_up_fraction_l(10,3,0:statistic_regions), & |
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[48] | 101 | sums_wsts_bc_l(nzb:nzt+1,0:statistic_regions), & |
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| 102 | ts_value(var_ts,0:statistic_regions) ) |
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[1] | 103 | ALLOCATE( km_damp_x(nxl-1:nxr+1), km_damp_y(nys-1:nyn+1) ) |
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| 104 | |
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[19] | 105 | ALLOCATE( rif_1(nys-1:nyn+1,nxl-1:nxr+1), shf_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 106 | ts(nys-1:nyn+1,nxl-1:nxr+1), tswst_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 107 | us(nys-1:nyn+1,nxl-1:nxr+1), usws_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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[102] | 108 | uswst_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 109 | vsws_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 110 | vswst_1(nys-1:nyn+1,nxl-1:nxr+1), z0(nys-1:nyn+1,nxl-1:nxr+1) ) |
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[1] | 111 | |
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| 112 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
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| 113 | ! |
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| 114 | !-- Leapfrog scheme needs two timelevels of diffusion quantities |
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[19] | 115 | ALLOCATE( rif_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 116 | shf_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 117 | tswst_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 118 | usws_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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[102] | 119 | uswst_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 120 | vswst_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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[1] | 121 | vsws_2(nys-1:nyn+1,nxl-1:nxr+1) ) |
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| 122 | ENDIF |
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| 123 | |
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[75] | 124 | ALLOCATE( d(nzb+1:nzta,nys:nyna,nxl:nxra), & |
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| 125 | e_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 126 | e_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 127 | e_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 128 | kh_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 129 | km_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 130 | p(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 131 | pt_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 132 | pt_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 133 | pt_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 134 | tend(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 135 | u_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 136 | u_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 137 | u_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 138 | v_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 139 | v_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 140 | v_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 141 | w_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 142 | w_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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[1] | 143 | w_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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| 144 | |
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| 145 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
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| 146 | ALLOCATE( kh_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 147 | km_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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| 148 | ENDIF |
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| 149 | |
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[75] | 150 | IF ( humidity .OR. passive_scalar ) THEN |
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[1] | 151 | ! |
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[75] | 152 | !-- 2D-humidity/scalar arrays |
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[1] | 153 | ALLOCATE ( qs(nys-1:nyn+1,nxl-1:nxr+1), & |
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[19] | 154 | qsws_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 155 | qswst_1(nys-1:nyn+1,nxl-1:nxr+1) ) |
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[1] | 156 | |
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| 157 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
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[19] | 158 | ALLOCATE( qsws_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 159 | qswst_2(nys-1:nyn+1,nxl-1:nxr+1) ) |
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[1] | 160 | ENDIF |
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| 161 | ! |
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[75] | 162 | !-- 3D-humidity/scalar arrays |
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[1] | 163 | ALLOCATE( q_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 164 | q_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 165 | q_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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| 166 | |
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| 167 | ! |
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[75] | 168 | !-- 3D-arrays needed for humidity only |
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| 169 | IF ( humidity ) THEN |
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[1] | 170 | ALLOCATE( vpt_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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| 171 | |
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| 172 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
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| 173 | ALLOCATE( vpt_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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| 174 | ENDIF |
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| 175 | |
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| 176 | IF ( cloud_physics ) THEN |
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| 177 | ! |
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| 178 | !-- Liquid water content |
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| 179 | ALLOCATE ( ql_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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[72] | 180 | ! |
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| 181 | !-- Precipitation amount and rate (only needed if output is switched) |
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| 182 | ALLOCATE( precipitation_amount(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 183 | precipitation_rate(nys-1:nyn+1,nxl-1:nxr+1) ) |
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[1] | 184 | ENDIF |
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| 185 | |
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| 186 | IF ( cloud_droplets ) THEN |
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| 187 | ! |
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| 188 | !-- Liquid water content, change in liquid water content, |
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| 189 | !-- real volume of particles (with weighting), volume of particles |
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| 190 | ALLOCATE ( ql_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 191 | ql_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 192 | ql_v(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 193 | ql_vp(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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| 194 | ENDIF |
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| 195 | |
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| 196 | ENDIF |
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| 197 | |
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| 198 | ENDIF |
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| 199 | |
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[94] | 200 | IF ( ocean ) THEN |
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[95] | 201 | ALLOCATE( saswsb_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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| 202 | saswst_1(nys-1:nyn+1,nxl-1:nxr+1) ) |
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[96] | 203 | ALLOCATE( rho_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 204 | sa_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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| 205 | sa_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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[94] | 206 | sa_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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[96] | 207 | rho => rho_1 ! routine calc_mean_profile requires density to be a |
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| 208 | ! pointer |
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[108] | 209 | IF ( humidity_remote ) THEN |
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| 210 | ALLOCATE( qswst_remote(nys-1:nyn+1,nxl-1:nxr+1) ) |
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| 211 | qswst_remote = 0.0 |
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| 212 | ENDIF |
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[94] | 213 | ENDIF |
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| 214 | |
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[1] | 215 | ! |
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| 216 | !-- 3D-array for storing the dissipation, needed for calculating the sgs |
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| 217 | !-- particle velocities |
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| 218 | IF ( use_sgs_for_particles ) THEN |
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| 219 | ALLOCATE ( diss(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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| 220 | ENDIF |
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| 221 | |
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| 222 | IF ( dt_dosp /= 9999999.9 ) THEN |
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| 223 | ALLOCATE( spectrum_x( 1:nx/2, 1:10, 1:10 ), & |
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| 224 | spectrum_y( 1:ny/2, 1:10, 1:10 ) ) |
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| 225 | ENDIF |
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| 226 | |
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| 227 | ! |
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[51] | 228 | !-- 4D-array for storing the Rif-values at vertical walls |
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| 229 | IF ( topography /= 'flat' ) THEN |
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| 230 | ALLOCATE( rif_wall(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1,1:4) ) |
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| 231 | rif_wall = 0.0 |
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| 232 | ENDIF |
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| 233 | |
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| 234 | ! |
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| 235 | !-- Velocities at nzb+1 needed for volume flow control |
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| 236 | IF ( conserve_volume_flow ) THEN |
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| 237 | ALLOCATE( u_nzb_p1_for_vfc(nys:nyn), v_nzb_p1_for_vfc(nxl:nxr) ) |
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| 238 | u_nzb_p1_for_vfc = 0.0 |
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| 239 | v_nzb_p1_for_vfc = 0.0 |
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| 240 | ENDIF |
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| 241 | |
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| 242 | ! |
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[106] | 243 | !-- Arrays to store velocity data from t-dt and the phase speeds which |
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| 244 | !-- are needed for radiation boundary conditions |
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[73] | 245 | IF ( outflow_l ) THEN |
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[106] | 246 | ALLOCATE( u_m_l(nzb:nzt+1,nys-1:nyn+1,1:2), & |
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| 247 | v_m_l(nzb:nzt+1,nys-1:nyn+1,0:1), & |
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| 248 | w_m_l(nzb:nzt+1,nys-1:nyn+1,0:1) ) |
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[73] | 249 | ENDIF |
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| 250 | IF ( outflow_r ) THEN |
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[106] | 251 | ALLOCATE( u_m_r(nzb:nzt+1,nys-1:nyn+1,nx-1:nx), & |
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| 252 | v_m_r(nzb:nzt+1,nys-1:nyn+1,nx-1:nx), & |
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| 253 | w_m_r(nzb:nzt+1,nys-1:nyn+1,nx-1:nx) ) |
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[73] | 254 | ENDIF |
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[106] | 255 | IF ( outflow_l .OR. outflow_r ) THEN |
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| 256 | ALLOCATE( c_u(nzb:nzt+1,nys-1:nyn+1), c_v(nzb:nzt+1,nys-1:nyn+1), & |
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| 257 | c_w(nzb:nzt+1,nys-1:nyn+1) ) |
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| 258 | ENDIF |
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[73] | 259 | IF ( outflow_s ) THEN |
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[106] | 260 | ALLOCATE( u_m_s(nzb:nzt+1,0:1,nxl-1:nxr+1), & |
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| 261 | v_m_s(nzb:nzt+1,1:2,nxl-1:nxr+1), & |
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| 262 | w_m_s(nzb:nzt+1,0:1,nxl-1:nxr+1) ) |
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[73] | 263 | ENDIF |
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| 264 | IF ( outflow_n ) THEN |
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[106] | 265 | ALLOCATE( u_m_n(nzb:nzt+1,ny-1:ny,nxl-1:nxr+1), & |
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| 266 | v_m_n(nzb:nzt+1,ny-1:ny,nxl-1:nxr+1), & |
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| 267 | w_m_n(nzb:nzt+1,ny-1:ny,nxl-1:nxr+1) ) |
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[73] | 268 | ENDIF |
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[106] | 269 | IF ( outflow_s .OR. outflow_n ) THEN |
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| 270 | ALLOCATE( c_u(nzb:nzt+1,nxl-1:nxr+1), c_v(nzb:nzt+1,nxl-1:nxr+1), & |
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| 271 | c_w(nzb:nzt+1,nxl-1:nxr+1) ) |
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| 272 | ENDIF |
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[73] | 273 | |
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| 274 | ! |
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[1] | 275 | !-- Initial assignment of the pointers |
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| 276 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
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| 277 | |
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[19] | 278 | rif_m => rif_1; rif => rif_2 |
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| 279 | shf_m => shf_1; shf => shf_2 |
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| 280 | tswst_m => tswst_1; tswst => tswst_2 |
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| 281 | usws_m => usws_1; usws => usws_2 |
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[102] | 282 | uswst_m => uswst_1; uswst => uswst_2 |
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[19] | 283 | vsws_m => vsws_1; vsws => vsws_2 |
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[102] | 284 | vswst_m => vswst_1; vswst => vswst_2 |
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[1] | 285 | e_m => e_1; e => e_2; e_p => e_3; te_m => e_3 |
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| 286 | kh_m => kh_1; kh => kh_2 |
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| 287 | km_m => km_1; km => km_2 |
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| 288 | pt_m => pt_1; pt => pt_2; pt_p => pt_3; tpt_m => pt_3 |
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| 289 | u_m => u_1; u => u_2; u_p => u_3; tu_m => u_3 |
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| 290 | v_m => v_1; v => v_2; v_p => v_3; tv_m => v_3 |
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| 291 | w_m => w_1; w => w_2; w_p => w_3; tw_m => w_3 |
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| 292 | |
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[75] | 293 | IF ( humidity .OR. passive_scalar ) THEN |
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[19] | 294 | qsws_m => qsws_1; qsws => qsws_2 |
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| 295 | qswst_m => qswst_1; qswst => qswst_2 |
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[1] | 296 | q_m => q_1; q => q_2; q_p => q_3; tq_m => q_3 |
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[75] | 297 | IF ( humidity ) vpt_m => vpt_1; vpt => vpt_2 |
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[1] | 298 | IF ( cloud_physics ) ql => ql_1 |
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| 299 | IF ( cloud_droplets ) THEN |
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| 300 | ql => ql_1 |
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| 301 | ql_c => ql_2 |
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| 302 | ENDIF |
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| 303 | ENDIF |
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| 304 | |
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| 305 | ELSE |
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| 306 | |
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[19] | 307 | rif => rif_1 |
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| 308 | shf => shf_1 |
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| 309 | tswst => tswst_1 |
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| 310 | usws => usws_1 |
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[102] | 311 | uswst => uswst_1 |
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[19] | 312 | vsws => vsws_1 |
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[102] | 313 | vswst => vswst_1 |
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[19] | 314 | e => e_1; e_p => e_2; te_m => e_3; e_m => e_3 |
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| 315 | kh => kh_1 |
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| 316 | km => km_1 |
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| 317 | pt => pt_1; pt_p => pt_2; tpt_m => pt_3; pt_m => pt_3 |
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| 318 | u => u_1; u_p => u_2; tu_m => u_3; u_m => u_3 |
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| 319 | v => v_1; v_p => v_2; tv_m => v_3; v_m => v_3 |
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| 320 | w => w_1; w_p => w_2; tw_m => w_3; w_m => w_3 |
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[1] | 321 | |
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[75] | 322 | IF ( humidity .OR. passive_scalar ) THEN |
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[1] | 323 | qsws => qsws_1 |
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[19] | 324 | qswst => qswst_1 |
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[94] | 325 | q => q_1; q_p => q_2; tq_m => q_3; q_m => q_3 |
---|
[75] | 326 | IF ( humidity ) vpt => vpt_1 |
---|
[1] | 327 | IF ( cloud_physics ) ql => ql_1 |
---|
| 328 | IF ( cloud_droplets ) THEN |
---|
| 329 | ql => ql_1 |
---|
| 330 | ql_c => ql_2 |
---|
| 331 | ENDIF |
---|
| 332 | ENDIF |
---|
| 333 | |
---|
[94] | 334 | IF ( ocean ) THEN |
---|
[95] | 335 | saswsb => saswsb_1 |
---|
[94] | 336 | saswst => saswst_1 |
---|
| 337 | sa => sa_1; sa_p => sa_2; tsa_m => sa_3 |
---|
| 338 | ENDIF |
---|
| 339 | |
---|
[1] | 340 | ENDIF |
---|
| 341 | |
---|
| 342 | ! |
---|
| 343 | !-- Initialize model variables |
---|
| 344 | IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN |
---|
| 345 | ! |
---|
| 346 | !-- First model run of a possible job queue. |
---|
| 347 | !-- Initial profiles of the variables must be computes. |
---|
| 348 | IF ( INDEX( initializing_actions, 'set_1d-model_profiles' ) /= 0 ) THEN |
---|
| 349 | ! |
---|
| 350 | !-- Use solutions of the 1D model as initial profiles, |
---|
| 351 | !-- start 1D model |
---|
| 352 | CALL init_1d_model |
---|
| 353 | ! |
---|
| 354 | !-- Transfer initial profiles to the arrays of the 3D model |
---|
| 355 | DO i = nxl-1, nxr+1 |
---|
| 356 | DO j = nys-1, nyn+1 |
---|
| 357 | e(:,j,i) = e1d |
---|
| 358 | kh(:,j,i) = kh1d |
---|
| 359 | km(:,j,i) = km1d |
---|
| 360 | pt(:,j,i) = pt_init |
---|
| 361 | u(:,j,i) = u1d |
---|
| 362 | v(:,j,i) = v1d |
---|
| 363 | ENDDO |
---|
| 364 | ENDDO |
---|
| 365 | |
---|
[75] | 366 | IF ( humidity .OR. passive_scalar ) THEN |
---|
[1] | 367 | DO i = nxl-1, nxr+1 |
---|
| 368 | DO j = nys-1, nyn+1 |
---|
| 369 | q(:,j,i) = q_init |
---|
| 370 | ENDDO |
---|
| 371 | ENDDO |
---|
| 372 | ENDIF |
---|
| 373 | |
---|
| 374 | IF ( .NOT. constant_diffusion ) THEN |
---|
| 375 | DO i = nxl-1, nxr+1 |
---|
| 376 | DO j = nys-1, nyn+1 |
---|
| 377 | e(:,j,i) = e1d |
---|
| 378 | ENDDO |
---|
| 379 | ENDDO |
---|
| 380 | ! |
---|
| 381 | !-- Store initial profiles for output purposes etc. |
---|
| 382 | hom(:,1,25,:) = SPREAD( l1d, 2, statistic_regions+1 ) |
---|
| 383 | |
---|
| 384 | IF ( prandtl_layer ) THEN |
---|
| 385 | rif = rif1d(nzb+1) |
---|
| 386 | ts = 0.0 ! could actually be computed more accurately in the |
---|
| 387 | ! 1D model. Update when opportunity arises. |
---|
| 388 | us = us1d |
---|
| 389 | usws = usws1d |
---|
| 390 | vsws = vsws1d |
---|
| 391 | ELSE |
---|
| 392 | ts = 0.0 ! must be set, because used in |
---|
| 393 | rif = 0.0 ! flowste |
---|
| 394 | us = 0.0 |
---|
| 395 | usws = 0.0 |
---|
| 396 | vsws = 0.0 |
---|
| 397 | ENDIF |
---|
| 398 | |
---|
| 399 | ELSE |
---|
| 400 | e = 0.0 ! must be set, because used in |
---|
| 401 | rif = 0.0 ! flowste |
---|
| 402 | ts = 0.0 |
---|
| 403 | us = 0.0 |
---|
| 404 | usws = 0.0 |
---|
| 405 | vsws = 0.0 |
---|
| 406 | ENDIF |
---|
[102] | 407 | uswst = top_momentumflux_u |
---|
| 408 | vswst = top_momentumflux_v |
---|
[1] | 409 | |
---|
| 410 | ! |
---|
| 411 | !-- In every case qs = 0.0 (see also pt) |
---|
| 412 | !-- This could actually be computed more accurately in the 1D model. |
---|
| 413 | !-- Update when opportunity arises! |
---|
[75] | 414 | IF ( humidity .OR. passive_scalar ) qs = 0.0 |
---|
[1] | 415 | |
---|
| 416 | ! |
---|
| 417 | !-- inside buildings set velocities back to zero |
---|
| 418 | IF ( topography /= 'flat' ) THEN |
---|
| 419 | DO i = nxl-1, nxr+1 |
---|
| 420 | DO j = nys-1, nyn+1 |
---|
| 421 | u(nzb:nzb_u_inner(j,i),j,i) = 0.0 |
---|
| 422 | v(nzb:nzb_v_inner(j,i),j,i) = 0.0 |
---|
| 423 | ENDDO |
---|
| 424 | ENDDO |
---|
| 425 | ! |
---|
| 426 | !-- WARNING: The extra boundary conditions set after running the |
---|
| 427 | !-- ------- 1D model impose an error on the divergence one layer |
---|
| 428 | !-- below the topography; need to correct later |
---|
| 429 | !-- ATTENTION: Provisional correction for Piacsek & Williams |
---|
| 430 | !-- --------- advection scheme: keep u and v zero one layer below |
---|
| 431 | !-- the topography. |
---|
| 432 | IF ( ibc_uv_b == 0 ) THEN |
---|
| 433 | ! |
---|
| 434 | !-- Satisfying the Dirichlet condition with an extra layer below |
---|
| 435 | !-- the surface where the u and v component change their sign. |
---|
| 436 | DO i = nxl-1, nxr+1 |
---|
| 437 | DO j = nys-1, nyn+1 |
---|
| 438 | IF ( nzb_u_inner(j,i) == 0 ) u(0,j,i) = -u(1,j,i) |
---|
| 439 | IF ( nzb_v_inner(j,i) == 0 ) v(0,j,i) = -v(1,j,i) |
---|
| 440 | ENDDO |
---|
| 441 | ENDDO |
---|
| 442 | |
---|
| 443 | ELSE |
---|
| 444 | ! |
---|
| 445 | !-- Neumann condition |
---|
| 446 | DO i = nxl-1, nxr+1 |
---|
| 447 | DO j = nys-1, nyn+1 |
---|
| 448 | IF ( nzb_u_inner(j,i) == 0 ) u(0,j,i) = u(1,j,i) |
---|
| 449 | IF ( nzb_v_inner(j,i) == 0 ) v(0,j,i) = v(1,j,i) |
---|
| 450 | ENDDO |
---|
| 451 | ENDDO |
---|
| 452 | |
---|
| 453 | ENDIF |
---|
| 454 | |
---|
| 455 | ENDIF |
---|
| 456 | |
---|
| 457 | ELSEIF ( INDEX(initializing_actions, 'set_constant_profiles') /= 0 ) & |
---|
| 458 | THEN |
---|
| 459 | ! |
---|
| 460 | !-- Use constructed initial profiles (velocity constant with height, |
---|
| 461 | !-- temperature profile with constant gradient) |
---|
| 462 | DO i = nxl-1, nxr+1 |
---|
| 463 | DO j = nys-1, nyn+1 |
---|
| 464 | pt(:,j,i) = pt_init |
---|
| 465 | u(:,j,i) = u_init |
---|
| 466 | v(:,j,i) = v_init |
---|
| 467 | ENDDO |
---|
| 468 | ENDDO |
---|
[75] | 469 | |
---|
[1] | 470 | ! |
---|
[51] | 471 | !-- Set initial horizontal velocities at the lowest computational grid levels |
---|
| 472 | !-- to zero in order to avoid too small time steps caused by the diffusion |
---|
[1] | 473 | !-- limit in the initial phase of a run (at k=1, dz/2 occurs in the |
---|
[51] | 474 | !-- limiting formula!). The original values are stored to be later used for |
---|
| 475 | !-- volume flow control. |
---|
[1] | 476 | DO i = nxl-1, nxr+1 |
---|
| 477 | DO j = nys-1, nyn+1 |
---|
| 478 | u(nzb:nzb_u_inner(j,i)+1,j,i) = 0.0 |
---|
| 479 | v(nzb:nzb_v_inner(j,i)+1,j,i) = 0.0 |
---|
| 480 | ENDDO |
---|
| 481 | ENDDO |
---|
[51] | 482 | IF ( conserve_volume_flow ) THEN |
---|
| 483 | IF ( nxr == nx ) THEN |
---|
| 484 | DO j = nys, nyn |
---|
| 485 | k = nzb_u_inner(j,nx) + 1 |
---|
| 486 | u_nzb_p1_for_vfc(j) = u_init(k) * dzu(k) |
---|
| 487 | ENDDO |
---|
| 488 | ENDIF |
---|
| 489 | IF ( nyn == ny ) THEN |
---|
| 490 | DO i = nxl, nxr |
---|
| 491 | k = nzb_v_inner(ny,i) + 1 |
---|
| 492 | v_nzb_p1_for_vfc(i) = v_init(k) * dzu(k) |
---|
| 493 | ENDDO |
---|
| 494 | ENDIF |
---|
| 495 | ENDIF |
---|
[1] | 496 | |
---|
[75] | 497 | IF ( humidity .OR. passive_scalar ) THEN |
---|
[1] | 498 | DO i = nxl-1, nxr+1 |
---|
| 499 | DO j = nys-1, nyn+1 |
---|
| 500 | q(:,j,i) = q_init |
---|
| 501 | ENDDO |
---|
| 502 | ENDDO |
---|
| 503 | ENDIF |
---|
| 504 | |
---|
[94] | 505 | IF ( ocean ) THEN |
---|
| 506 | DO i = nxl-1, nxr+1 |
---|
| 507 | DO j = nys-1, nyn+1 |
---|
| 508 | sa(:,j,i) = sa_init |
---|
| 509 | ENDDO |
---|
| 510 | ENDDO |
---|
| 511 | ENDIF |
---|
[1] | 512 | |
---|
| 513 | IF ( constant_diffusion ) THEN |
---|
| 514 | km = km_constant |
---|
| 515 | kh = km / prandtl_number |
---|
[108] | 516 | e = 0.0 |
---|
| 517 | ELSEIF ( e_init > 0.0 ) THEN |
---|
| 518 | DO k = nzb+1, nzt |
---|
| 519 | km(k,:,:) = 0.1 * l_grid(k) * SQRT( e_init ) |
---|
| 520 | ENDDO |
---|
| 521 | km(nzb,:,:) = km(nzb+1,:,:) |
---|
| 522 | km(nzt+1,:,:) = km(nzt,:,:) |
---|
| 523 | kh = km / prandtl_number |
---|
| 524 | e = e_init |
---|
[1] | 525 | ELSE |
---|
[108] | 526 | IF ( .NOT. ocean ) THEN |
---|
| 527 | kh = 0.01 ! there must exist an initial diffusion, because |
---|
| 528 | km = 0.01 ! otherwise no TKE would be produced by the |
---|
| 529 | ! production terms, as long as not yet |
---|
| 530 | ! e = (u*/cm)**2 at k=nzb+1 |
---|
| 531 | ELSE |
---|
| 532 | kh = 0.00001 |
---|
| 533 | km = 0.00001 |
---|
| 534 | ENDIF |
---|
| 535 | e = 0.0 |
---|
[1] | 536 | ENDIF |
---|
[102] | 537 | rif = 0.0 |
---|
| 538 | ts = 0.0 |
---|
| 539 | us = 0.0 |
---|
| 540 | usws = 0.0 |
---|
| 541 | uswst = top_momentumflux_u |
---|
| 542 | vsws = 0.0 |
---|
| 543 | vswst = top_momentumflux_v |
---|
[75] | 544 | IF ( humidity .OR. passive_scalar ) qs = 0.0 |
---|
[1] | 545 | |
---|
| 546 | ! |
---|
| 547 | !-- Compute initial temperature field and other constants used in case |
---|
| 548 | !-- of a sloping surface |
---|
| 549 | IF ( sloping_surface ) CALL init_slope |
---|
| 550 | |
---|
[46] | 551 | ELSEIF ( INDEX(initializing_actions, 'by_user') /= 0 ) & |
---|
| 552 | THEN |
---|
| 553 | ! |
---|
| 554 | !-- Initialization will completely be done by the user |
---|
| 555 | CALL user_init_3d_model |
---|
| 556 | |
---|
[1] | 557 | ENDIF |
---|
| 558 | |
---|
| 559 | ! |
---|
| 560 | !-- Calculate virtual potential temperature |
---|
[75] | 561 | IF ( humidity ) vpt = pt * ( 1.0 + 0.61 * q ) |
---|
[1] | 562 | |
---|
| 563 | ! |
---|
| 564 | !-- Store initial profiles for output purposes etc. |
---|
| 565 | hom(:,1,5,:) = SPREAD( u(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 566 | hom(:,1,6,:) = SPREAD( v(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 567 | IF ( ibc_uv_b == 0 ) THEN |
---|
| 568 | hom(nzb,1,5,:) = -hom(nzb+1,1,5,:) ! due to satisfying the Dirichlet |
---|
| 569 | hom(nzb,1,6,:) = -hom(nzb+1,1,6,:) ! condition with an extra layer |
---|
| 570 | ! below the surface where the u and v component change their sign |
---|
| 571 | ENDIF |
---|
| 572 | hom(:,1,7,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 573 | hom(:,1,23,:) = SPREAD( km(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 574 | hom(:,1,24,:) = SPREAD( kh(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 575 | |
---|
[97] | 576 | IF ( ocean ) THEN |
---|
| 577 | ! |
---|
| 578 | !-- Store initial salinity profile |
---|
| 579 | hom(:,1,26,:) = SPREAD( sa(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 580 | ENDIF |
---|
[1] | 581 | |
---|
[75] | 582 | IF ( humidity ) THEN |
---|
[1] | 583 | ! |
---|
| 584 | !-- Store initial profile of total water content, virtual potential |
---|
| 585 | !-- temperature |
---|
| 586 | hom(:,1,26,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 587 | hom(:,1,29,:) = SPREAD( vpt(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 588 | IF ( cloud_physics .OR. cloud_droplets ) THEN |
---|
| 589 | ! |
---|
| 590 | !-- Store initial profile of specific humidity and potential |
---|
| 591 | !-- temperature |
---|
| 592 | hom(:,1,27,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 593 | hom(:,1,28,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 594 | ENDIF |
---|
| 595 | ENDIF |
---|
| 596 | |
---|
| 597 | IF ( passive_scalar ) THEN |
---|
| 598 | ! |
---|
| 599 | !-- Store initial scalar profile |
---|
| 600 | hom(:,1,26,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 ) |
---|
| 601 | ENDIF |
---|
| 602 | |
---|
| 603 | ! |
---|
[19] | 604 | !-- Initialize fluxes at bottom surface |
---|
[1] | 605 | IF ( use_surface_fluxes ) THEN |
---|
| 606 | |
---|
| 607 | IF ( constant_heatflux ) THEN |
---|
| 608 | ! |
---|
| 609 | !-- Heat flux is prescribed |
---|
| 610 | IF ( random_heatflux ) THEN |
---|
| 611 | CALL disturb_heatflux |
---|
| 612 | ELSE |
---|
| 613 | shf = surface_heatflux |
---|
| 614 | ! |
---|
| 615 | !-- Over topography surface_heatflux is replaced by wall_heatflux(0) |
---|
| 616 | IF ( TRIM( topography ) /= 'flat' ) THEN |
---|
| 617 | DO i = nxl-1, nxr+1 |
---|
| 618 | DO j = nys-1, nyn+1 |
---|
| 619 | IF ( nzb_s_inner(j,i) /= 0 ) THEN |
---|
| 620 | shf(j,i) = wall_heatflux(0) |
---|
| 621 | ENDIF |
---|
| 622 | ENDDO |
---|
| 623 | ENDDO |
---|
| 624 | ENDIF |
---|
| 625 | ENDIF |
---|
| 626 | IF ( ASSOCIATED( shf_m ) ) shf_m = shf |
---|
| 627 | ENDIF |
---|
| 628 | |
---|
| 629 | ! |
---|
| 630 | !-- Determine the near-surface water flux |
---|
[75] | 631 | IF ( humidity .OR. passive_scalar ) THEN |
---|
[1] | 632 | IF ( constant_waterflux ) THEN |
---|
| 633 | qsws = surface_waterflux |
---|
| 634 | IF ( ASSOCIATED( qsws_m ) ) qsws_m = qsws |
---|
| 635 | ENDIF |
---|
| 636 | ENDIF |
---|
| 637 | |
---|
| 638 | ENDIF |
---|
| 639 | |
---|
| 640 | ! |
---|
[19] | 641 | !-- Initialize fluxes at top surface |
---|
[94] | 642 | !-- Currently, only the heatflux and salinity flux can be prescribed. |
---|
| 643 | !-- The latent flux is zero in this case! |
---|
[19] | 644 | IF ( use_top_fluxes ) THEN |
---|
| 645 | |
---|
| 646 | IF ( constant_top_heatflux ) THEN |
---|
| 647 | ! |
---|
| 648 | !-- Heat flux is prescribed |
---|
| 649 | tswst = top_heatflux |
---|
| 650 | IF ( ASSOCIATED( tswst_m ) ) tswst_m = tswst |
---|
| 651 | |
---|
[75] | 652 | IF ( humidity .OR. passive_scalar ) THEN |
---|
[19] | 653 | qswst = 0.0 |
---|
| 654 | IF ( ASSOCIATED( qswst_m ) ) qswst_m = qswst |
---|
| 655 | ENDIF |
---|
[94] | 656 | |
---|
| 657 | IF ( ocean ) THEN |
---|
[95] | 658 | saswsb = bottom_salinityflux |
---|
[94] | 659 | saswst = top_salinityflux |
---|
| 660 | ENDIF |
---|
[102] | 661 | ENDIF |
---|
[19] | 662 | |
---|
[102] | 663 | ! |
---|
| 664 | !-- Initialization in case of a coupled model run |
---|
| 665 | IF ( coupling_mode == 'ocean_to_atmosphere' ) THEN |
---|
| 666 | tswst = 0.0 |
---|
| 667 | IF ( ASSOCIATED( tswst_m ) ) tswst_m = tswst |
---|
| 668 | ENDIF |
---|
| 669 | |
---|
[19] | 670 | ENDIF |
---|
| 671 | |
---|
| 672 | ! |
---|
[1] | 673 | !-- Initialize Prandtl layer quantities |
---|
| 674 | IF ( prandtl_layer ) THEN |
---|
| 675 | |
---|
| 676 | z0 = roughness_length |
---|
| 677 | |
---|
| 678 | IF ( .NOT. constant_heatflux ) THEN |
---|
| 679 | ! |
---|
| 680 | !-- Surface temperature is prescribed. Here the heat flux cannot be |
---|
| 681 | !-- simply estimated, because therefore rif, u* and theta* would have |
---|
| 682 | !-- to be computed by iteration. This is why the heat flux is assumed |
---|
| 683 | !-- to be zero before the first time step. It approaches its correct |
---|
| 684 | !-- value in the course of the first few time steps. |
---|
| 685 | shf = 0.0 |
---|
| 686 | IF ( ASSOCIATED( shf_m ) ) shf_m = 0.0 |
---|
| 687 | ENDIF |
---|
| 688 | |
---|
[75] | 689 | IF ( humidity .OR. passive_scalar ) THEN |
---|
[1] | 690 | IF ( .NOT. constant_waterflux ) THEN |
---|
| 691 | qsws = 0.0 |
---|
| 692 | IF ( ASSOCIATED( qsws_m ) ) qsws_m = 0.0 |
---|
| 693 | ENDIF |
---|
| 694 | ENDIF |
---|
| 695 | |
---|
| 696 | ENDIF |
---|
| 697 | |
---|
| 698 | ! |
---|
| 699 | !-- Calculate the initial volume flow at the right and north boundary |
---|
| 700 | IF ( conserve_volume_flow ) THEN |
---|
| 701 | |
---|
| 702 | volume_flow_initial_l = 0.0 |
---|
| 703 | volume_flow_area_l = 0.0 |
---|
| 704 | |
---|
| 705 | IF ( nxr == nx ) THEN |
---|
| 706 | DO j = nys, nyn |
---|
| 707 | DO k = nzb_2d(j,nx) + 1, nzt |
---|
| 708 | volume_flow_initial_l(1) = volume_flow_initial_l(1) + & |
---|
| 709 | u(k,j,nx) * dzu(k) |
---|
| 710 | volume_flow_area_l(1) = volume_flow_area_l(1) + dzu(k) |
---|
| 711 | ENDDO |
---|
[51] | 712 | ! |
---|
| 713 | !-- Correction if velocity at nzb+1 has been set zero further above |
---|
| 714 | volume_flow_initial_l(1) = volume_flow_initial_l(1) + & |
---|
| 715 | u_nzb_p1_for_vfc(j) |
---|
[1] | 716 | ENDDO |
---|
| 717 | ENDIF |
---|
| 718 | |
---|
| 719 | IF ( nyn == ny ) THEN |
---|
| 720 | DO i = nxl, nxr |
---|
| 721 | DO k = nzb_2d(ny,i) + 1, nzt |
---|
| 722 | volume_flow_initial_l(2) = volume_flow_initial_l(2) + & |
---|
| 723 | v(k,ny,i) * dzu(k) |
---|
| 724 | volume_flow_area_l(2) = volume_flow_area_l(2) + dzu(k) |
---|
| 725 | ENDDO |
---|
[51] | 726 | ! |
---|
| 727 | !-- Correction if velocity at nzb+1 has been set zero further above |
---|
| 728 | volume_flow_initial_l(2) = volume_flow_initial_l(2) + & |
---|
| 729 | v_nzb_p1_for_vfc(i) |
---|
[1] | 730 | ENDDO |
---|
| 731 | ENDIF |
---|
| 732 | |
---|
| 733 | #if defined( __parallel ) |
---|
| 734 | CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),& |
---|
| 735 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
| 736 | CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), & |
---|
| 737 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
| 738 | #else |
---|
| 739 | volume_flow_initial = volume_flow_initial_l |
---|
| 740 | volume_flow_area = volume_flow_area_l |
---|
| 741 | #endif |
---|
| 742 | ENDIF |
---|
| 743 | |
---|
| 744 | ! |
---|
| 745 | !-- For the moment, perturbation pressure and vertical velocity are zero |
---|
| 746 | p = 0.0; w = 0.0 |
---|
| 747 | |
---|
| 748 | ! |
---|
| 749 | !-- Initialize array sums (must be defined in first call of pres) |
---|
| 750 | sums = 0.0 |
---|
| 751 | |
---|
| 752 | ! |
---|
[72] | 753 | !-- Treating cloud physics, liquid water content and precipitation amount |
---|
| 754 | !-- are zero at beginning of the simulation |
---|
| 755 | IF ( cloud_physics ) THEN |
---|
| 756 | ql = 0.0 |
---|
| 757 | IF ( precipitation ) precipitation_amount = 0.0 |
---|
| 758 | ENDIF |
---|
[1] | 759 | |
---|
| 760 | ! |
---|
| 761 | !-- Initialize spectra |
---|
| 762 | IF ( dt_dosp /= 9999999.9 ) THEN |
---|
| 763 | spectrum_x = 0.0 |
---|
| 764 | spectrum_y = 0.0 |
---|
| 765 | ENDIF |
---|
| 766 | |
---|
| 767 | ! |
---|
| 768 | !-- Impose vortex with vertical axis on the initial velocity profile |
---|
| 769 | IF ( INDEX( initializing_actions, 'initialize_vortex' ) /= 0 ) THEN |
---|
| 770 | CALL init_rankine |
---|
| 771 | ENDIF |
---|
| 772 | |
---|
| 773 | ! |
---|
| 774 | !-- Impose temperature anomaly (advection test only) |
---|
| 775 | IF ( INDEX( initializing_actions, 'initialize_ptanom' ) /= 0 ) THEN |
---|
| 776 | CALL init_pt_anomaly |
---|
| 777 | ENDIF |
---|
| 778 | |
---|
| 779 | ! |
---|
| 780 | !-- If required, change the surface temperature at the start of the 3D run |
---|
| 781 | IF ( pt_surface_initial_change /= 0.0 ) THEN |
---|
| 782 | pt(nzb,:,:) = pt(nzb,:,:) + pt_surface_initial_change |
---|
| 783 | ENDIF |
---|
| 784 | |
---|
| 785 | ! |
---|
| 786 | !-- If required, change the surface humidity/scalar at the start of the 3D |
---|
| 787 | !-- run |
---|
[75] | 788 | IF ( ( humidity .OR. passive_scalar ) .AND. & |
---|
[1] | 789 | q_surface_initial_change /= 0.0 ) THEN |
---|
| 790 | q(nzb,:,:) = q(nzb,:,:) + q_surface_initial_change |
---|
| 791 | ENDIF |
---|
| 792 | |
---|
| 793 | ! |
---|
| 794 | !-- Initialize the random number generator (from numerical recipes) |
---|
| 795 | CALL random_function_ini |
---|
| 796 | |
---|
| 797 | ! |
---|
| 798 | !-- Impose random perturbation on the horizontal velocity field and then |
---|
| 799 | !-- remove the divergences from the velocity field |
---|
| 800 | IF ( create_disturbances ) THEN |
---|
[75] | 801 | CALL disturb_field( nzb_u_inner, tend, u ) |
---|
| 802 | CALL disturb_field( nzb_v_inner, tend, v ) |
---|
[1] | 803 | n_sor = nsor_ini |
---|
| 804 | CALL pres |
---|
| 805 | n_sor = nsor |
---|
| 806 | ENDIF |
---|
| 807 | |
---|
| 808 | ! |
---|
| 809 | !-- Once again set the perturbation pressure explicitly to zero in order to |
---|
| 810 | !-- assure that it does not generate any divergences in the first time step. |
---|
| 811 | !-- At t=0 the velocity field is free of divergence (as constructed above). |
---|
| 812 | !-- Divergences being created during a time step are not yet known and thus |
---|
| 813 | !-- cannot be corrected during the time step yet. |
---|
| 814 | p = 0.0 |
---|
| 815 | |
---|
| 816 | ! |
---|
| 817 | !-- Initialize old and new time levels. |
---|
| 818 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
---|
| 819 | e_m = e; pt_m = pt; u_m = u; v_m = v; w_m = w; kh_m = kh; km_m = km |
---|
| 820 | ELSE |
---|
| 821 | te_m = 0.0; tpt_m = 0.0; tu_m = 0.0; tv_m = 0.0; tw_m = 0.0 |
---|
| 822 | ENDIF |
---|
| 823 | e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w |
---|
| 824 | |
---|
[75] | 825 | IF ( humidity .OR. passive_scalar ) THEN |
---|
[1] | 826 | IF ( ASSOCIATED( q_m ) ) q_m = q |
---|
| 827 | IF ( timestep_scheme(1:5) == 'runge' ) tq_m = 0.0 |
---|
| 828 | q_p = q |
---|
[75] | 829 | IF ( humidity .AND. ASSOCIATED( vpt_m ) ) vpt_m = vpt |
---|
[1] | 830 | ENDIF |
---|
| 831 | |
---|
[94] | 832 | IF ( ocean ) THEN |
---|
| 833 | tsa_m = 0.0 |
---|
| 834 | sa_p = sa |
---|
| 835 | ENDIF |
---|
| 836 | |
---|
[73] | 837 | ! |
---|
| 838 | !-- Initialize old timelevels needed for radiation boundary conditions |
---|
| 839 | IF ( outflow_l ) THEN |
---|
[106] | 840 | u_m_l(:,:,:) = u(:,:,1:2) |
---|
| 841 | v_m_l(:,:,:) = v(:,:,0:1) |
---|
| 842 | w_m_l(:,:,:) = w(:,:,0:1) |
---|
[73] | 843 | ENDIF |
---|
| 844 | IF ( outflow_r ) THEN |
---|
[106] | 845 | u_m_r(:,:,:) = u(:,:,nx-1:nx) |
---|
| 846 | v_m_r(:,:,:) = v(:,:,nx-1:nx) |
---|
| 847 | w_m_r(:,:,:) = w(:,:,nx-1:nx) |
---|
[73] | 848 | ENDIF |
---|
| 849 | IF ( outflow_s ) THEN |
---|
[106] | 850 | u_m_s(:,:,:) = u(:,0:1,:) |
---|
| 851 | v_m_s(:,:,:) = v(:,1:2,:) |
---|
| 852 | w_m_s(:,:,:) = w(:,0:1,:) |
---|
[73] | 853 | ENDIF |
---|
| 854 | IF ( outflow_n ) THEN |
---|
[106] | 855 | u_m_n(:,:,:) = u(:,ny-1:ny,:) |
---|
| 856 | v_m_n(:,:,:) = v(:,ny-1:ny,:) |
---|
| 857 | w_m_n(:,:,:) = w(:,ny-1:ny,:) |
---|
[73] | 858 | ENDIF |
---|
| 859 | |
---|
[1] | 860 | ELSEIF ( TRIM( initializing_actions ) == 'read_restart_data' ) & |
---|
| 861 | THEN |
---|
| 862 | ! |
---|
| 863 | !-- Read binary data from restart file |
---|
| 864 | CALL read_3d_binary |
---|
| 865 | |
---|
| 866 | ! |
---|
| 867 | !-- Calculate initial temperature field and other constants used in case |
---|
| 868 | !-- of a sloping surface |
---|
| 869 | IF ( sloping_surface ) CALL init_slope |
---|
| 870 | |
---|
| 871 | ! |
---|
| 872 | !-- Initialize new time levels (only done in order to set boundary values |
---|
| 873 | !-- including ghost points) |
---|
| 874 | e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w |
---|
[75] | 875 | IF ( humidity .OR. passive_scalar ) q_p = q |
---|
[94] | 876 | IF ( ocean ) sa_p = sa |
---|
[1] | 877 | |
---|
| 878 | ELSE |
---|
| 879 | ! |
---|
| 880 | !-- Actually this part of the programm should not be reached |
---|
| 881 | IF ( myid == 0 ) PRINT*,'+++ init_3d_model: unknown initializing ', & |
---|
| 882 | 'problem' |
---|
| 883 | CALL local_stop |
---|
| 884 | ENDIF |
---|
| 885 | |
---|
| 886 | ! |
---|
| 887 | !-- If required, initialize dvrp-software |
---|
| 888 | IF ( dt_dvrp /= 9999999.9 ) CALL init_dvrp |
---|
| 889 | |
---|
[96] | 890 | IF ( ocean ) THEN |
---|
[1] | 891 | ! |
---|
[96] | 892 | !-- Initialize quantities needed for the ocean model |
---|
| 893 | CALL init_ocean |
---|
| 894 | ELSE |
---|
| 895 | ! |
---|
| 896 | !-- Initialize quantities for handling cloud physics |
---|
| 897 | !-- This routine must be called before init_particles, because |
---|
| 898 | !-- otherwise, array pt_d_t, needed in data_output_dvrp (called by |
---|
| 899 | !-- init_particles) is not defined. |
---|
| 900 | CALL init_cloud_physics |
---|
| 901 | ENDIF |
---|
[1] | 902 | |
---|
| 903 | ! |
---|
| 904 | !-- If required, initialize particles |
---|
[63] | 905 | IF ( particle_advection ) CALL init_particles |
---|
[1] | 906 | |
---|
| 907 | ! |
---|
| 908 | !-- Initialize quantities for special advections schemes |
---|
| 909 | CALL init_advec |
---|
| 910 | |
---|
| 911 | ! |
---|
| 912 | !-- Initialize Rayleigh damping factors |
---|
| 913 | rdf = 0.0 |
---|
| 914 | IF ( rayleigh_damping_factor /= 0.0 ) THEN |
---|
[108] | 915 | IF ( .NOT. ocean ) THEN |
---|
| 916 | DO k = nzb+1, nzt |
---|
| 917 | IF ( zu(k) >= rayleigh_damping_height ) THEN |
---|
| 918 | rdf(k) = rayleigh_damping_factor * & |
---|
[1] | 919 | ( SIN( pi * 0.5 * ( zu(k) - rayleigh_damping_height ) & |
---|
| 920 | / ( zu(nzt) - rayleigh_damping_height ) )& |
---|
| 921 | )**2 |
---|
[108] | 922 | ENDIF |
---|
| 923 | ENDDO |
---|
| 924 | ELSE |
---|
| 925 | DO k = nzt, nzb+1, -1 |
---|
| 926 | IF ( zu(k) <= rayleigh_damping_height ) THEN |
---|
| 927 | rdf(k) = rayleigh_damping_factor * & |
---|
| 928 | ( SIN( pi * 0.5 * ( rayleigh_damping_height - zu(k) ) & |
---|
| 929 | / ( rayleigh_damping_height - zu(nzb+1)))& |
---|
| 930 | )**2 |
---|
| 931 | ENDIF |
---|
| 932 | ENDDO |
---|
| 933 | ENDIF |
---|
[1] | 934 | ENDIF |
---|
| 935 | |
---|
| 936 | ! |
---|
| 937 | !-- Initialize diffusivities used within the outflow damping layer in case of |
---|
| 938 | !-- non-cyclic lateral boundaries. A linear increase is assumed over the first |
---|
| 939 | !-- half of the width of the damping layer |
---|
[73] | 940 | IF ( bc_lr == 'dirichlet/radiation' ) THEN |
---|
[1] | 941 | |
---|
| 942 | DO i = nxl-1, nxr+1 |
---|
[73] | 943 | IF ( i >= nx - outflow_damping_width ) THEN |
---|
| 944 | km_damp_x(i) = km_damp_max * MIN( 1.0, & |
---|
| 945 | ( i - ( nx - outflow_damping_width ) ) / & |
---|
| 946 | REAL( outflow_damping_width/2 ) & |
---|
| 947 | ) |
---|
| 948 | ELSE |
---|
| 949 | km_damp_x(i) = 0.0 |
---|
| 950 | ENDIF |
---|
| 951 | ENDDO |
---|
[1] | 952 | |
---|
[73] | 953 | ELSEIF ( bc_lr == 'radiation/dirichlet' ) THEN |
---|
[1] | 954 | |
---|
[73] | 955 | DO i = nxl-1, nxr+1 |
---|
| 956 | IF ( i <= outflow_damping_width ) THEN |
---|
| 957 | km_damp_x(i) = km_damp_max * MIN( 1.0, & |
---|
| 958 | ( outflow_damping_width - i ) / & |
---|
| 959 | REAL( outflow_damping_width/2 ) & |
---|
| 960 | ) |
---|
| 961 | ELSE |
---|
| 962 | km_damp_x(i) = 0.0 |
---|
| 963 | ENDIF |
---|
| 964 | ENDDO |
---|
[1] | 965 | |
---|
[73] | 966 | ENDIF |
---|
[1] | 967 | |
---|
[73] | 968 | IF ( bc_ns == 'dirichlet/radiation' ) THEN |
---|
[1] | 969 | |
---|
[73] | 970 | DO j = nys-1, nyn+1 |
---|
| 971 | IF ( j >= ny - outflow_damping_width ) THEN |
---|
| 972 | km_damp_y(j) = km_damp_max * MIN( 1.0, & |
---|
| 973 | ( j - ( ny - outflow_damping_width ) ) / & |
---|
| 974 | REAL( outflow_damping_width/2 ) & |
---|
| 975 | ) |
---|
| 976 | ELSE |
---|
| 977 | km_damp_y(j) = 0.0 |
---|
[1] | 978 | ENDIF |
---|
| 979 | ENDDO |
---|
| 980 | |
---|
[73] | 981 | ELSEIF ( bc_ns == 'radiation/dirichlet' ) THEN |
---|
[1] | 982 | |
---|
| 983 | DO j = nys-1, nyn+1 |
---|
[73] | 984 | IF ( j <= outflow_damping_width ) THEN |
---|
| 985 | km_damp_y(j) = km_damp_max * MIN( 1.0, & |
---|
| 986 | ( outflow_damping_width - j ) / & |
---|
| 987 | REAL( outflow_damping_width/2 ) & |
---|
| 988 | ) |
---|
| 989 | ELSE |
---|
| 990 | km_damp_y(j) = 0.0 |
---|
[1] | 991 | ENDIF |
---|
[73] | 992 | ENDDO |
---|
[1] | 993 | |
---|
| 994 | ENDIF |
---|
| 995 | |
---|
| 996 | ! |
---|
| 997 | !-- Initialize local summation arrays for UP flow_statistics. This is necessary |
---|
| 998 | !-- because they may not yet have been initialized when they are called from |
---|
| 999 | !-- flow_statistics (or - depending on the chosen model run - are never |
---|
| 1000 | !-- initialized) |
---|
| 1001 | sums_divnew_l = 0.0 |
---|
| 1002 | sums_divold_l = 0.0 |
---|
| 1003 | sums_l_l = 0.0 |
---|
| 1004 | sums_up_fraction_l = 0.0 |
---|
| 1005 | sums_wsts_bc_l = 0.0 |
---|
| 1006 | |
---|
| 1007 | ! |
---|
| 1008 | !-- Pre-set masks for regional statistics. Default is the total model domain. |
---|
| 1009 | rmask = 1.0 |
---|
| 1010 | |
---|
| 1011 | ! |
---|
[51] | 1012 | !-- User-defined initializing actions. Check afterwards, if maximum number |
---|
| 1013 | !-- of allowed timeseries is not exceeded |
---|
[1] | 1014 | CALL user_init |
---|
| 1015 | |
---|
[51] | 1016 | IF ( dots_num > dots_max ) THEN |
---|
| 1017 | IF ( myid == 0 ) THEN |
---|
| 1018 | PRINT*, '+++ user_init: number of time series quantities exceeds', & |
---|
| 1019 | ' its maximum of dots_max = ', dots_max |
---|
| 1020 | PRINT*, ' Please increase dots_max in modules.f90.' |
---|
| 1021 | ENDIF |
---|
| 1022 | CALL local_stop |
---|
| 1023 | ENDIF |
---|
| 1024 | |
---|
[1] | 1025 | ! |
---|
| 1026 | !-- Input binary data file is not needed anymore. This line must be placed |
---|
| 1027 | !-- after call of user_init! |
---|
| 1028 | CALL close_file( 13 ) |
---|
| 1029 | |
---|
| 1030 | ! |
---|
| 1031 | !-- Compute total sum of active mask grid points |
---|
| 1032 | !-- ngp_2dh: number of grid points of a horizontal cross section through the |
---|
| 1033 | !-- total domain |
---|
| 1034 | !-- ngp_3d: number of grid points of the total domain |
---|
| 1035 | !-- Note: The lower vertical index nzb_s_outer imposes a small error on the 2D |
---|
| 1036 | !-- ---- averages of staggered variables such as u and v due to the topography |
---|
| 1037 | !-- arrangement on the staggered grid. Maybe revise later. |
---|
| 1038 | ngp_2dh_outer_l = 0 |
---|
| 1039 | ngp_2dh_outer = 0 |
---|
| 1040 | ngp_2dh_l = 0 |
---|
| 1041 | ngp_2dh = 0 |
---|
| 1042 | ngp_3d_inner_l = 0 |
---|
| 1043 | ngp_3d_inner = 0 |
---|
| 1044 | ngp_3d = 0 |
---|
[87] | 1045 | ngp_sums = ( nz + 2 ) * ( pr_palm + max_pr_user ) |
---|
[1] | 1046 | |
---|
| 1047 | DO sr = 0, statistic_regions |
---|
| 1048 | DO i = nxl, nxr |
---|
| 1049 | DO j = nys, nyn |
---|
| 1050 | IF ( rmask(j,i,sr) == 1.0 ) THEN |
---|
| 1051 | ! |
---|
| 1052 | !-- All xy-grid points |
---|
| 1053 | ngp_2dh_l(sr) = ngp_2dh_l(sr) + 1 |
---|
| 1054 | ! |
---|
| 1055 | !-- xy-grid points above topography |
---|
| 1056 | DO k = nzb_s_outer(j,i), nz + 1 |
---|
| 1057 | ngp_2dh_outer_l(k,sr) = ngp_2dh_outer_l(k,sr) + 1 |
---|
| 1058 | ENDDO |
---|
| 1059 | ! |
---|
| 1060 | !-- All grid points of the total domain above topography |
---|
| 1061 | ngp_3d_inner_l(sr) = ngp_3d_inner_l(sr) + & |
---|
| 1062 | ( nz - nzb_s_inner(j,i) + 2 ) |
---|
| 1063 | ENDIF |
---|
| 1064 | ENDDO |
---|
| 1065 | ENDDO |
---|
| 1066 | ENDDO |
---|
| 1067 | |
---|
| 1068 | sr = statistic_regions + 1 |
---|
| 1069 | #if defined( __parallel ) |
---|
| 1070 | CALL MPI_ALLREDUCE( ngp_2dh_l(0), ngp_2dh(0), sr, MPI_INTEGER, MPI_SUM, & |
---|
| 1071 | comm2d, ierr ) |
---|
| 1072 | CALL MPI_ALLREDUCE( ngp_2dh_outer_l(0,0), ngp_2dh_outer(0,0), (nz+2)*sr, & |
---|
| 1073 | MPI_INTEGER, MPI_SUM, comm2d, ierr ) |
---|
| 1074 | CALL MPI_ALLREDUCE( ngp_3d_inner_l(0), ngp_3d_inner(0), sr, MPI_INTEGER, & |
---|
| 1075 | MPI_SUM, comm2d, ierr ) |
---|
| 1076 | #else |
---|
| 1077 | ngp_2dh = ngp_2dh_l |
---|
| 1078 | ngp_2dh_outer = ngp_2dh_outer_l |
---|
| 1079 | ngp_3d_inner = ngp_3d_inner_l |
---|
| 1080 | #endif |
---|
| 1081 | |
---|
| 1082 | ngp_3d = ngp_2dh * ( nz + 2 ) |
---|
| 1083 | |
---|
| 1084 | ! |
---|
| 1085 | !-- Set a lower limit of 1 in order to avoid zero divisions in flow_statistics, |
---|
| 1086 | !-- buoyancy, etc. A zero value will occur for cases where all grid points of |
---|
| 1087 | !-- the respective subdomain lie below the surface topography |
---|
| 1088 | ngp_2dh_outer = MAX( 1, ngp_2dh_outer(:,:) ) |
---|
| 1089 | ngp_3d_inner = MAX( 1, ngp_3d_inner(:) ) |
---|
| 1090 | |
---|
| 1091 | DEALLOCATE( ngp_2dh_l, ngp_2dh_outer_l, ngp_3d_inner_l ) |
---|
| 1092 | |
---|
| 1093 | |
---|
| 1094 | END SUBROUTINE init_3d_model |
---|