!-------------------------------------------------------------------------------
!-- INITIALIZATION PARAMETER NAMELIST
!   https://palm.muk.uni-hannover.de/trac/wiki/doc/app/initialization_parameters
!-------------------------------------------------------------------------------
&initialization_parameters 
!
!-- grid parameters
!-------------------------------------------------------------------------------
    nx                         = 49, ! Number of gridboxes in x-direction (nx+1)
    ny                         = 49, ! Number of gridboxes in y-direction (ny+1)
    nz                         = 100,! Number of gridboxes in z-direction (nz)

    dx                         = 20.0, ! Size of single gridbox in x-direction
    dy                         = 20.0, ! Size of single gridbox in y-direction
    dz                         = 20.0, ! Size of single gridbox in z-direction
!
!-- initialization
!-------------------------------------------------------------------------------
    initializing_actions       = 'set_constant_profiles', 

    ug_surface                 = 5.0, 
    vg_surface                 = 0.0,

    pt_surface                 = 300.0,     
    pt_vertical_gradient       = 0.0, ! Piecewise temp gradients
    pt_vertical_gradient_level = 0.0, ! Height level of temp gradients
!
!-- boundary conditions
!-------------------------------------------------------------------------------
    bc_uv_b                    = 'dirichlet',
    bc_uv_t                    = 'dirichlet',

    bc_pt_b                    = 'dirichlet',        ! Bottom boundary condition of pt
    bc_pt_t                    = 'initial_gradient', ! Top boundary condition of pt 

    bc_p_b                     = 'neumann',   ! Bottom boundary condition of p.
    bc_p_t                     = 'dirichlet', ! Top boundary condition of p.

    constant_flux_layer        = .TRUE.,
    
    roughness_length           = 0.1,
!
!-- numerics
!-------------------------------------------------------------------------------
    fft_method                 = 'temperton-algorithm', ! Build-in fft method     

    rayleigh_damping_height    = 1250.0, ! Height above which the Rayleigh damping starts
    rayleigh_damping_factor    = 0.01,   ! Factor for Rayleigh damping.

!
!-- mode
!-------------------------------------------------------------------------------
    neutral                    = .TRUE., ! Switch off calculation of temp equation
    galilei_transformation     = .TRUE.,      
    
/ ! End of initialization parameter namelist

!-------------------------------------------------------------------------------
!-- RUNTIME PARAMETER NAMELIST
!   https://palm.muk.uni-hannover.de/trac/wiki/doc/app/runtime_parameters
!-------------------------------------------------------------------------------
&runtime_parameters  
!
!-- run steering
!-------------------------------------------------------------------------------
    end_time                   = 172800.0, ! Simulation time of the 3D model

    create_disturbances        = .TRUE., ! Randomly perturbate horiz. velocity
    dt_disturb                 = 150.0,  ! Interval for random perturbations
    disturbance_energy_limit   = 0.01,   ! Upper limit for perturbation energy
!
!-- data output
!-------------------------------------------------------------------------------
    netcdf_data_format         = 2, ! Data format for netCDF files
    
    dt_run_control             = 60.0, ! Temporal interval of run control output

    dt_dopr                    = 10800.0, ! Temporal interval for vertical profile output         
    averaging_interval_pr      = 10800.0, ! Averaging interval for vertical profile output 
    dt_averaging_input_pr      = 50.0,    ! Temporal interval of data that is used for temporal averaging of vertical profiles and/or spectra

    data_output_pr             = '#u', '#v', 'w', '#theta', 
                                 'w"u"', 'w*u*', 'wu', 'w"v"', 'w*v*', 'wv',
                                 'w*2', 'theta*2', ! Quantities for vertical profile output
                        
/ ! End of runtime parameter namelist

!-------------------------------------------------------------------------------
!-- SPECTRA PARAMETER NAMELIST
!   https://palm.muk.uni-hannover.de/trac/wiki/doc/app/spectra_parameters
!-------------------------------------------------------------------------------         
&spectra_parameters
 
    dt_dosp                   = 10800.0, ! Temporal interval for spectra output
    averaging_interval_sp     = 10800.0, ! Averaging interval for vertical profile output

    comp_spectra_level        =  2, 5, 10, 15, 20, ! Vertical level for horizontal spectra output
    spectra_direction         =  'x' , 'y' , 'x',  ! Direction(s) along which spectra are calculated 

    data_output_sp            =  'u', 'v', 'w',  ! Quantities for spectra output
         
/ ! End of spectra parameter namelist