!------------------------------------------------------------------------------
!-- NESTING PARAMETER NAMELIST
!-- Documentation: https://palm.muk.uni-hannover.de/trac/wiki/doc/app/nestpar
!------------------------------------------------------------------------------
 &nesting_parameters

   domain_layouts             = 'coarse',  1,  -1,  2,    0.0,    0.0,
                                'fine',    2,   1,  2,  400.0,  400.0,

   nesting_mode               = 'two-way',
   nesting_datatransfer_mode  = 'mixed',

 /  ! end of nesting_parameters namelist

!------------------------------------------------------------------------------
!-- INITIALIZATION PARAMETER NAMELIST
!-- Documentation: https://palm.muk.uni-hannover.de/trac/wiki/doc/app/inipar
!------------------------------------------------------------------------------
 &initialization_parameters
!
!-- grid parameters
!------------------------------------------------------------------------------
    nx                         = 39,
    ny                         = 39,
    nz                         = 40,

    dx                         = 50.0,
    dy                         = 50.0,
    dz                         = 50.0,
!
!-- Pressure solver
!------------------------------------------------------------------------------
    psolver   = 'multigrid',
    cycle_mg  = 'w',
    mg_cycles = 2,
!
!-- initialization
!------------------------------------------------------------------------------
    initializing_actions = 'set_constant_profiles',
    ug_surface           = 1.0,
    vg_surface           = 1.0,

    pt_surface                 = 285.0,
    pt_vertical_gradient       = 32.0, 0.7,
    pt_vertical_gradient_level = 793.75, 846.25,
    surface_heatflux           = 0.1,

    roughness_length = 0.1,
!
!-- Numerics
!------------------------------------------------------------------------------
   scalar_advec   = 'ws-scheme',
   momentum_advec = 'ws-scheme',
!
!-- Boundary conditions
!------------------------------------------------------------------------------
    bc_lr   = 'cyclic',
    bc_ns   = 'cyclic',

    bc_p_b  = 'neumann',
    bc_p_t  = 'dirichlet',

    bc_uv_b = 'dirichlet',
    bc_uv_t = 'dirichlet',

    bc_pt_b = 'neumann',
    bc_pt_t = 'initial_gradient',

 /  ! end of initialization_parameters namelist

!-------------------------------------------------------------------------------
!-- RUNTIME PARAMETER NAMELIST
!   Documentation: https://palm.muk.uni-hannover.de/trac/wiki/doc/app/d3par
!-------------------------------------------------------------------------------
 &runtime_parameters
!
!-- run steering
!------------------------------------------------------------------------------
    end_time = 100.0,

    create_disturbances      = .T.,
    disturbance_energy_limit = 0.01,

!
!-- general output settings
!------------------------------------------------------------------------------
    dt_run_control = 0.0,

    dt_data_output        = 3600.0,
    dt_averaging_input    = 0.0,
    averaging_interval    = 3600.0,
    data_output           = 'u',  'u_av',
                            'v',  'v_av',
                            'w',  'w_av',

    dt_dots               = 0.0,

 /  ! end of runtime_parameters namelist

!-------------------------------------------------------------------------------
!-- Particle PARAMETER NAMELIST
!   Documentation: https://palm.muk.uni-hannover.de/trac/wiki/doc/app/parpar
!-------------------------------------------------------------------------------
 &particle_parameters
!
!-- Particle steering, release time, age, etc.
!------------------------------------------------------------------------------
    particle_advection_start = 1.0,
    dt_prel                  = 20.0,
    end_time_prel            = 21.0,
    particle_maximum_age     = 100.0,
!
!-- Advection
    particle_advection_interpolation =  'trilinear',
!
!-- Initial particles start locations
!------------------------------------------------------------------------------
    psl = 0.0,
    psr = 1000.0,
    pss = 0.0,
    psn = 1000.0,
    psb = 5.0,
    pst = 5.1,
!
!-- Initial distances between particles start locations
!------------------------------------------------------------------------------
    pdx = 50.0,
    pdy = 50.0,
    pdz = 1.,
!
!-- Release one particle per start locations
!------------------------------------------------------------------------------
    particles_per_point = 1,
!
!-- Apply stochastic equation to model particle movement on subgrid scale
!------------------------------------------------------------------------------
    use_sgs_for_particles = .T.,
!
!-- Particle boundary conditions
!------------------------------------------------------------------------------
    bc_par_b  = 'reflect',
    bc_par_lr = 'cyclic',
    bc_par_ns = 'cyclic',
    bc_par_t  = 'absorb',

 /  ! end of particle_parameters namelist