[4215] | 1 | !------------------------------------------------------------------------------ |
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| 2 | !-- INITIALIZATION PARAMETER NAMELIST |
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| 3 | !-- Documentation: https://palm.muk.uni-hannover.de/trac/wiki/doc/app/inipar |
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| 4 | !------------------------------------------------------------------------------ |
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| 5 | &initialization_parameters |
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| 6 | ! |
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| 7 | !-- grid parameters |
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| 8 | !------------------------------------------------------------------------------ |
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| 9 | nx = 39, |
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| 10 | ny = 39, |
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| 11 | nz = 40, |
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| 12 | |
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| 13 | dx = 25.0, |
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| 14 | dy = 25.0, |
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| 15 | dz = 25.0, |
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| 16 | ! |
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| 17 | !-- Pressure solver |
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| 18 | !------------------------------------------------------------------------------ |
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| 19 | psolver = 'multigrid', |
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| 20 | cycle_mg = 'w', |
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| 21 | mg_cycles = 2, |
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| 22 | ! |
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| 23 | !-- initialization |
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| 24 | !------------------------------------------------------------------------------ |
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| 25 | initializing_actions = 'set_constant_profiles', |
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| 26 | ug_surface = 1.0, |
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| 27 | vg_surface = 1.0, |
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| 28 | |
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| 29 | pt_surface = 285.0, |
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| 30 | pt_vertical_gradient = 32.0, 0.7, |
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| 31 | pt_vertical_gradient_level = 793.75, 846.25, |
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| 32 | surface_heatflux = 0.1, |
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| 33 | |
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| 34 | roughness_length = 0.1, |
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| 35 | ! |
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| 36 | !-- Numerics |
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| 37 | !------------------------------------------------------------------------------ |
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| 38 | scalar_advec = 'ws-scheme', |
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| 39 | momentum_advec = 'ws-scheme', |
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| 40 | ! |
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| 41 | !-- Boundary conditions |
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| 42 | !------------------------------------------------------------------------------ |
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| 43 | bc_lr = 'nested', |
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| 44 | bc_ns = 'nested', |
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| 45 | |
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| 46 | bc_p_b = 'neumann', |
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| 47 | bc_p_t = 'nested', |
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| 48 | |
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| 49 | bc_uv_b = 'dirichlet', |
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| 50 | bc_uv_t = 'nested', |
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| 51 | |
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| 52 | bc_pt_b = 'neumann', |
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| 53 | bc_pt_t = 'nested', |
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| 54 | ! |
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| 55 | !-- Topography |
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| 56 | !------------------------------------------------------------------------------ |
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| 57 | building_height = 200.0, |
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| 58 | building_length_x = 200.0, |
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| 59 | building_length_y = 200.0, |
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| 60 | topography = 'single_building', |
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| 61 | |
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| 62 | / ! end of initialization_parameters namelist |
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| 63 | |
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| 64 | |
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| 65 | !------------------------------------------------------------------------------ |
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| 66 | !-- RUNTIME PARAMETER NAMELIST |
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| 67 | !-- Documentation: https://palm.muk.uni-hannover.de/trac/wiki/doc/app/d3par |
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| 68 | !------------------------------------------------------------------------------ |
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| 69 | &runtime_parameters |
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| 70 | ! |
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| 71 | !-- run steering |
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| 72 | !------------------------------------------------------------------------------ |
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| 73 | end_time = 100.0, |
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| 74 | |
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| 75 | create_disturbances = .T., |
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| 76 | disturbance_energy_limit = 0.01, |
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| 77 | |
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| 78 | ! |
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| 79 | !-- general output settings |
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| 80 | !------------------------------------------------------------------------------ |
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| 81 | dt_run_control = 0.0, |
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| 82 | |
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| 83 | |
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| 84 | dt_data_output = 3600.0, |
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| 85 | dt_averaging_input = 0.0, |
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| 86 | averaging_interval = 3600.0, |
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| 87 | data_output = 'u', 'u_av', |
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| 88 | 'v', 'v_av', |
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| 89 | 'w', 'w_av', |
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| 90 | |
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| 91 | dt_dots = 0.0, |
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| 92 | |
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| 93 | / ! end of runtime_parameters namelist |
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| 94 | |
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| 95 | |
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| 96 | !------------------------------------------------------------------------------- |
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| 97 | !-- Particle PARAMETER NAMELIST |
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| 98 | ! Documentation: https://palm.muk.uni-hannover.de/trac/wiki/doc/app/parpar |
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| 99 | !------------------------------------------------------------------------------- |
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| 100 | &particle_parameters |
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| 101 | ! |
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| 102 | !-- Particle steering, release time, age, etc. |
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| 103 | !------------------------------------------------------------------------------ |
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| 104 | particle_advection_start = 1.0, |
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| 105 | dt_prel = 20.0, |
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| 106 | end_time_prel = 21.0, |
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| 107 | particle_maximum_age = 100.0, |
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| 108 | ! |
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| 109 | !-- Advection |
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| 110 | particle_advection_interpolation = 'trilinear', |
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| 111 | ! |
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| 112 | !-- Initial particles start locations with respect to child domain |
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| 113 | !------------------------------------------------------------------------------ |
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| 114 | psl = 250.0, |
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| 115 | psr = 750.0, |
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| 116 | pss = 250.0, |
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| 117 | psn = 750.0, |
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| 118 | psb = 5.0, |
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| 119 | pst = 5.1, |
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| 120 | ! |
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| 121 | !-- Initial distances between particles start locations |
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| 122 | !------------------------------------------------------------------------------ |
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| 123 | pdx = 50.0, |
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| 124 | pdy = 50.0, |
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| 125 | pdz = 1., |
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| 126 | ! |
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| 127 | !-- Release one particle per start locations |
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| 128 | !------------------------------------------------------------------------------ |
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| 129 | particles_per_point = 1, |
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| 130 | ! |
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| 131 | !-- Apply stochastic equation to model particle movement on subgrid scale |
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| 132 | !------------------------------------------------------------------------------ |
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| 133 | use_sgs_for_particles = .T., |
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| 134 | ! |
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| 135 | !-- Particle boundary conditions. (Particle absorbtion at lateral child |
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| 136 | !- boundaries. |
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| 137 | !------------------------------------------------------------------------------ |
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| 138 | bc_par_b = 'reflect', |
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| 139 | bc_par_lr = 'absorb' |
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| 140 | bc_par_ns = 'absorb' |
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| 141 | bc_par_t = 'absorb', |
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| 142 | |
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| 143 | / ! end of particle_parameters namelist |
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| 144 | |
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