!------------------------------------------------------------------------------- !-- INITIALIZATION PARAMETER NAMELIST ! https://palm.muk.uni-hannover.de/trac/wiki/doc/app/initialization_parameters !------------------------------------------------------------------------------- &initialization_parameters ! !-- grid parameters !------------------------------------------------------------------------------- nx = 19, ! Number of gridboxes in x-direction (nx+1) ny = 19, ! Number of gridboxes in y-direction (ny+1) nz = 50, ! Number of gridboxes in z-direction (nz) dx = 100.0, ! Size of single gridbox in x-direction dy = 100.0, ! Size of single gridbox in y-direction dz = 25.0, ! Size of single gridbox in z-direction dz_stretch_level = 100.0, ! Height (in m) where stretching starts dz_max = 50.0, ! maximum vertical grid size ! !-- initialization !------------------------------------------------------------------------------ initializing_actions = 'set_constant_profiles', ! initial conditions ug_surface = 2.5, ! u-comp of geostrophic wind at surface vg_surface = 0.0, ! v-comp of geostrophic wind at surface pt_surface = 293.0, ! initial surface potential temp pt_vertical_gradient = 0.0, 3.0, 0.0, ! piecewise temp gradients pt_vertical_gradient_level = 0.0, 800.0, 1600.0, ! height level of temp gradients q_surface = 0.01, ! mixing ratio --> rel. hum. = ? surface_pressure = 1000.0, ! in hPa origin_date_time = '2019-06-21 12:00:00 +00' ! !-- physics !------------------------------------------------------------------------------ latitude = 53.37, ! geographical latitude longitude = 9.73, ! geographical longitude ! !-- boundary conditions !------------------------------------------------------------------------------ constant_flux_layer = .TRUE., ! use a constant flux layer at ! the bottom boundary bc_pt_b = 'dirichlet', ! required when using LSM bc_q_b = 'dirichlet', ! required when using LSM ! !-- mode !------------------------------------------------------------------------------ humidity = .TRUE., ! use prognostic equation for humidity reference_state = 'horizontal_average', ! set reference state for ! buoyancy term ! !-- numerics !------------------------------------------------------------------------------ fft_method = 'temperton-algorithm', ! build-in fft method rayleigh_damping_height = 1600.0, ! starting height for Rayleigh damping rayleigh_damping_factor = 0.01, ! strength of Rayleigh damping / !------------------------------------------------------------------------------- !-- RUNTIME PARAMETER NAMELIST ! https://palm.muk.uni-hannover.de/trac/wiki/doc/app/runtime_parameters !------------------------------------------------------------------------------- &runtime_parameters ! !-- run steering !------------------------------------------------------------------------------- end_time = 216000.0, ! simulation time of the 3D model ! (2.5 days) create_disturbances = .T., ! randomly perturbate horiz. velocity dt_disturb = 120.0, ! interval for random perturbations disturbance_energy_limit = 0.0001, ! upper limit for perturbation energy ! !-- data output !------------------------------------------------------------------------------ netcdf_data_format = 2, ! use NetCDF3 dt_run_control = 900.0, ! output interval for run control dt_data_output = 21600.0, ! output interval for general data dt_data_output_av = 3600.0, ! output interval for averaged data averaging_interval = 1800.0, ! averaging interval general data data_output_pr = '#u', '#v', '#theta', '#q', '#thetav', '#km', '#kh', '#l', 'w', 'e', 'e*', 'p', 'w"u"', 'w*u*', 'w"v"', 'w*v*', 'w"theta"', 'w*theta*', 'w"thetav"', 'w*thetav*', 'w"q"', 'w*q*', 'w*e*', 'theta*2', 'q*2', 'u*2', 'v*2', 'w*2', '#t_soil', '#m_soil', ! Profile output section_xy = 0, ! surface variables only data_output = 'theta', 'theta_av', 'thetav', 'thetav_av', 'q', 'q_av', 'u', 'u_av', 'v', 'v_av', 't_soil', 't_soil_av', 'm_soil', 'm_soil_av', 'us*_xy', 'us*_xy_av', 't*_xy', 't*_xy_av', 'r_a*_xy', 'r_a*_xy_av', 'r_s*_xy', 'r_s*_xy_av', 'tsurf*_xy', 'tsurf*_xy_av' 'ghf*_xy', 'ghf*_xy_av', 'shf*_xy', 'shf*_xy_av', 'qsws_liq*_xy', 'qsws_liq*_xy_av', 'qsws_soil*_xy', 'qsws_soil*_xy_av', 'qsws_veg*_xy', 'qsws_veg*_xy_av', 'c_liq*_xy', 'c_liq*_xy_av', 'c_soil*_xy', 'c_soil*_xy_av', 'c_veg*_xy', 'c_veg*_xy_av', ! 2d and/or ! 3d output / !------------------------------------------------------------------------------- !-- LAND-SURFACE PARAMETER NAMELIST ! https://palm.muk.uni-hannover.de/trac/wiki/doc/app/land_surface_parameters !------------------------------------------------------------------------------- &land_surface_parameters soil_type = 3, ! type to be used in soil model soil_moisture = 0.35, 0.35, 0.35, 0.35, ! moisture at every 0.35, 0.35, 0.35, 0.35, ! soil level soil_temperature = 293.0, 293.0, 293.0, 293.0, ! temperature at 293.0, 293.0, 293.0, 293.0, ! every soil level deep_soil_temperature = 293.0, ! temperature of deep soil surface_type = 'vegetation', ! surface classification vegetation_type = 3, ! vegetation to be used in surface model vegetation_coverage = 0.95, ! part of surface covered by vegetation ! (0 - 1) c_surface = 0.0, ! surface heat capacity conserve_water_content = .TRUE., ! closed (T) or open (F) lower boundary / !------------------------------------------------------------------------------- !-- RADIATION PARAMETER NAMELIST ! https://palm.muk.uni-hannover.de/trac/wiki/doc/app/radiation_parameters !------------------------------------------------------------------------------- &radiation_parameters radiation_scheme = 'clear-sky', ! Radiation scheme to be used dt_radiation = 60.0, ! Time step of the radiation model /