source: palm/trunk/TUTORIALS/cases/example_neutral/INPUT/example_neutral_p3d @ 4395

Last change on this file since 4395 was 4395, checked in by Giersch, 2 years ago

Tutorial example_neutral updated

File size: 4.2 KB
Line 
1!-------------------------------------------------------------------------------
2!-- INITIALIZATION PARAMETER NAMELIST
3!   https://palm.muk.uni-hannover.de/trac/wiki/doc/app/initialization_parameters
4!-------------------------------------------------------------------------------
5&initialization_parameters
6!
7!-- grid parameters
8!-------------------------------------------------------------------------------
9    nx                         = 49, ! Number of gridboxes in x-direction (nx+1)
10    ny                         = 49, ! Number of gridboxes in y-direction (ny+1)
11    nz                         = 100,! Number of gridboxes in z-direction (nz)
12
13    dx                         = 20.0, ! Size of single gridbox in x-direction
14    dy                         = 20.0, ! Size of single gridbox in y-direction
15    dz                         = 20.0, ! Size of single gridbox in z-direction
16!
17!-- initialization
18!-------------------------------------------------------------------------------
19    initializing_actions       = 'set_constant_profiles' , ! initial conditions
20
21    ug_surface                 = 5.0 , ! u-comp of geostrophic wind at surface
22    vg_surface                 = 0.0 , ! v-comp of geostrophic wind at surface
23
24    pt_surface                 = 300.0, ! initial surface potential temp
25    pt_vertical_gradient       = 0.0,   ! piecewise temp gradients
26    pt_vertical_gradient_level = 0.0,   ! height level of temp gradients
27!
28!-- boundary conditions
29!-------------------------------------------------------------------------------
30    bc_uv_b                    = 'dirichlet',
31    bc_uv_t                    = 'dirichlet',
32
33    bc_p_b                     = 'neumann',
34    bc_p_t                     = 'dirichlet',
35
36    constant_flux_layer        = .TRUE.,
37   
38    roughness_length           = 0.1 ,
39!
40!-- numerics
41!-------------------------------------------------------------------------------
42    fft_method                 = 'temperton-algorithm',   ! build-in fft method     
43
44    rayleigh_damping_height    = 1250.0,
45    rayleigh_damping_factor    = 0.01,
46
47!
48!-- mode
49!-------------------------------------------------------------------------------
50    neutral                    = .TRUE., ! switch off calculation of temperature equation
51    galilei_transformation     = .TRUE., ! application of a Galilei-transformation
52   
53/ ! end of initialization parameter namelist
54
55!-------------------------------------------------------------------------------
56!-- RUNTIME PARAMETER NAMELIST
57!   https://palm.muk.uni-hannover.de/trac/wiki/doc/app/runtime_parameters
58!-------------------------------------------------------------------------------
59&runtime_parameters 
60!
61!-- run steering
62!-------------------------------------------------------------------------------
63    end_time                   = 172800.0, ! simulation time of the 3D model
64
65    create_disturbances        = .TRUE., ! randomly perturbate horiz. velocity
66    dt_disturb                 = 150.0,  ! interval for random perturbations
67    disturbance_energy_limit   = 0.01,   ! upper limit for perturbation energy
68!
69!-- data output
70!-------------------------------------------------------------------------------
71    netcdf_data_format         = 2, ! use NetCDF3
72   
73    dt_run_control             = 60.0,
74
75    dt_dopr                    = 10800.0,
76         
77    averaging_interval_pr      = 10800.0,
78    dt_averaging_input_pr      = 50.0,
79    data_output_pr             = '#u', '#v', 'w', '#theta',
80                                 'w"u"', 'w*u*', 'wu', 'w"v"', 'w*v*', 'wv',
81                                 'w*2', 'theta*2',
82                       
83/! end of runtime parameter namelist
84
85!-------------------------------------------------------------------------------
86!-- SPECTRA PARAMETER NAMELIST
87!   https://palm.muk.uni-hannover.de/trac/wiki/doc/app/spectra_parameters
88!-------------------------------------------------------------------------------         
89&spectra_parameters
90 
91    data_output_sp            =  'u', 'v', 'w',
92    dt_dosp                   = 10800.0,
93    comp_spectra_level        =  2, 5, 10, 15, 20,
94    spectra_direction         =  'x' , 'y' , 'x',
95    averaging_interval_sp     = 10800.0,
96         
97/! end of spectra parameter namelist
98 
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