| 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, ! Number of gridboxes in x-direction (nx+1) |
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| 10 | ny = 39, ! Number of gridboxes in y-direction (ny+1) |
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| 11 | nz = 40, ! Number of gridboxes in z-direction (nz) |
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| 12 | |
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| 13 | dx = 2.0, ! Size of single gridbox in x-direction |
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| 14 | dy = 2.0, ! Size of single gridbox in y-direction |
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| 15 | dz = 2.0, ! Size of single gridbox in z-direction |
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| 16 | ! |
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| 17 | !-- initialization |
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| 18 | !------------------------------------------------------------------------------- |
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| 19 | initializing_actions = 'set_constant_profiles', ! initial conditions |
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| 20 | |
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| 21 | ug_surface = 1.0, ! u-comp of geostrophic wind at surface |
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| 22 | vg_surface = 0.0, ! v-comp of geostrophic wind at surface |
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| 23 | |
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| 24 | s_surface = 0.0008, ! equivalent to 420ppm CO2 as background |
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| 25 | ! concentration |
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| 26 | ! |
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| 27 | !-- boundary conditions |
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| 28 | !------------------------------------------------------------------------------- |
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| 29 | bc_uv_t = 'neumann', ! free-slip boundary condition |
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| 30 | |
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| 31 | surface_scalarflux = 0.02, ! kg emission per square meter and second |
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| 32 | bc_s_b = 'neumann', ! bottom boundary condition for scalar |
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| 33 | ! concentration. Required with scalar |
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| 34 | !flux |
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| 35 | |
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| 36 | roughness_length = 0.1, ! roughness length (in m) for momentum |
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| 37 | ! |
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| 38 | !-- numerics |
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| 39 | !------------------------------------------------------------------------------- |
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| 40 | fft_method = 'temperton-algorithm', ! build-in fft method |
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| 41 | |
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| 42 | momentum_advec = 'ws-scheme', ! default advection scheme |
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| 43 | scalar_advec = 'ws-scheme', ! default advection scheme |
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| 44 | ! |
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| 45 | !-- mode |
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| 46 | !------------------------------------------------------------------------------- |
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| 47 | neutral = .TRUE., ! strictly neutral flow |
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| 48 | |
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| 49 | passive_scalar = .TRUE., ! switch on prognostic equation for pas. |
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| 50 | ! scalar |
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| 51 | |
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| 52 | dp_external = .TRUE., ! use ext. pressure gradient as driving force |
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| 53 | dpdxy = -0.0002, 0.0, ! external pressure gradient applied |
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| 54 | ! in x- and y-direction (Pa/m) |
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| 55 | ! |
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| 56 | !-- physics |
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| 57 | !------------------------------------------------------------------------------- |
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| 58 | omega = 0.0, ! angular velocity of the rotating system, |
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| 59 | ! no Coriolis force |
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| 60 | ! |
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| 61 | !-- topography |
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| 62 | !------------------------------------------------------------------------------- |
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| 63 | topography = 'read_from_file', ! ASCII Input file contains the |
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| 64 | ! arbitrary topography height |
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| 65 | ! information in m. |
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| 66 | |
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| 67 | / ! end of initialization parameter namelist |
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| 68 | |
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| 69 | !------------------------------------------------------------------------------- |
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| 70 | !-- RUNTIME PARAMETER NAMELIST |
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| 71 | ! Documentation: https://palm.muk.uni-hannover.de/trac/wiki/doc/app/d3par |
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| 72 | !------------------------------------------------------------------------------- |
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| 73 | &runtime_parameters |
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| 74 | ! |
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| 75 | !-- run steering |
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| 76 | !------------------------------------------------------------------------------- |
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| 77 | end_time = 10800.0, ! simulation time of the 3D model |
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| 78 | |
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| 79 | create_disturbances = .TRUE., ! randomly perturbate horiz. velocity |
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| 80 | ! |
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| 81 | !-- data output |
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| 82 | !------------------------------------------------------------------------------- |
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| 83 | skip_time_data_output = 0.0, ! no data output before this time interval |
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| 84 | dt_data_output = 3600.0, ! output interval for general data |
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| 85 | |
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| 86 | averaging_interval = 3600.0, ! averaging interval general data |
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| 87 | dt_averaging_input = 6.0, ! general data sampling rate for averaging |
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| 88 | |
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| 89 | dt_run_control = 6.0, ! output interval for run control |
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| 90 | dt_dots = 6.0, ! output interval for time series |
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| 91 | |
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| 92 | skip_time_dopr = 0.0, ! no profile data output before this time |
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| 93 | ! interval |
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| 94 | dt_dopr = 3600.0, ! output interval for profile data |
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| 95 | averaging_interval_pr = 3600.0, ! averaging interval profile data |
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| 96 | dt_averaging_input_pr = 6.0, ! profile data sampling rate for averaging |
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| 97 | |
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| 98 | do3d_at_begin = .TRUE., ! output of 3d volume data at the beginning |
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| 99 | do2d_at_begin = .TRUE., ! output of 2d data at the beginning |
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| 100 | |
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| 101 | dt_do2d_xy = 3600.0, ! output interval for xy cross sections |
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| 102 | dt_do2d_xz = 3600.0, ! output interval for xz cross sections |
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| 103 | |
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| 104 | data_output_pr = '#u', 'u*2', 'wu', 'w*u*', 'w"u"', '#v', 'v*2', 'wv', 'w*v*', 'w"v"', 'w', 'w*2', 'e', 'e*', '#km', '#l', '#s', 'ws', 'w*s*', 'w"s"', |
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| 105 | |
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| 106 | data_output = 'u', 'u_av', 'u_xy', 'u_xz', 'u_xz_av', 'v', 'v_av', 'w', 'w_av', 's', 's_av', 'ssws*_xy', 'pc', 'pc_av', 'pc_xy', 'pc_xz', 'pc_xz_av', |
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| 107 | |
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| 108 | section_xy = -1, 21, 22, 23, ! grid index for 2D XY cross |
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| 109 | ! sections |
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| 110 | section_xz = -1, 17, 18, 19, ! grid index for 2D XZ cross |
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| 111 | ! sections |
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| 112 | |
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| 113 | / ! end of runtime parameter namelist |
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| 114 | |
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| 115 | !------------------------------------------------------------------------------- |
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| 116 | !-- PARTICLE PARAMETER NAMELIST |
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| 117 | ! Documentation: https://palm.muk.uni-hannover.de/trac/wiki/doc/app/parpar |
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| 118 | !------------------------------------------------------------------------------- |
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| 119 | &particle_parameters |
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| 120 | ! |
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| 121 | !-- boundary conditions for particle transport |
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| 122 | !------------------------------------------------------------------------------- |
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| 123 | bc_par_lr = 'absorb', ! lateral boundary condition |
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| 124 | bc_par_b = 'reflect', ! bottom boundary condition |
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| 125 | bc_par_t = 'reflect', ! top boundary condition |
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| 126 | ! |
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| 127 | !-- define point source |
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| 128 | !------------------------------------------------------------------------------- |
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| 129 | psb = 45.0, ! bottom edge of a particle source |
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| 130 | pst = 45.0, ! top edge of a particle source |
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| 131 | pss = 40.0, ! front ("south") edge of a particle source |
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| 132 | psn = 40.0, ! rear ("north") edge of a particle source |
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| 133 | psl = 25.0, ! left edge of a particle source |
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| 134 | psr = 25.0, ! right edge of a particle source |
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| 135 | |
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| 136 | particles_per_point = 100, ! particles per point (default = 1) |
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| 137 | |
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| 138 | random_start_position = .FALSE., ! add random fluctuations for initial |
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| 139 | ! particle position |
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| 140 | ! |
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| 141 | !-- define time variables of particle relaese |
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| 142 | !------------------------------------------------------------------------------- |
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| 143 | dt_prel = 1.0, ! time after new particle set is released |
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| 144 | |
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| 145 | step_dealloc = 50, ! time steps after arrays are deallocated |
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| 146 | |
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| 147 | particle_maximum_age = 200.0, ! maximum allowed age of particles in s |
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| 148 | ! |
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| 149 | !-- physics of particles |
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| 150 | !------------------------------------------------------------------------------- |
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| 151 | use_sgs_for_particles = .TRUE., ! SGS-velocities for particles |
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| 152 | ! |
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| 153 | !-- particle output |
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| 154 | !------------------------------------------------------------------------------- |
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| 155 | dt_dopts = 10.0, ! output interval for particle quantities |
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| 156 | |
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| 157 | / ! end of particle parameter namelist |
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| 158 | |
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| 159 | !------------------------------------------------------------------------------- |
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| 160 | !-- USER PARAMETER NAMELIST |
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| 161 | ! Documentation: https://palm.muk.uni-hannover.de/trac/wiki/doc/app/userpar |
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| 162 | !------------------------------------------------------------------------------- |
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| 163 | &user_parameters |
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| 164 | ! |
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| 165 | !-- definition of emission stripe |
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| 166 | !------------------------------------------------------------------------------- |
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| 167 | emission_stripe_width_y = 6.0, ! width of emission stripe in meters |
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| 168 | emission_stripe_orig_y = 12.0, 62.0, ! origin of emission stripe in meters |
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| 169 | ! |
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| 170 | !-- defition of time series output |
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| 171 | !------------------------------------------------------------------------------- |
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| 172 | s_ts_pos_x = 17.0, 61.0, 75.0, ! x position of scalar time |
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| 173 | ! series output |
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| 174 | s_ts_pos_y = 25.0, 15.0, 41.0, ! y-position of scalar time |
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| 175 | ! series output |
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| 176 | |
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| 177 | / ! end of user parameter namelist |
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| 178 | |
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| 179 | |
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