Changes between Version 36 and Version 37 of doc/app/particle_parameters


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Timestamp:
Sep 13, 2010 12:55:08 PM (14 years ago)
Author:
suehring
Comment:

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  • doc/app/particle_parameters

    v36 v37  
    1414}}}
    1515{{{#!td
    16 
    1716Temporal interval at which particles are to be released from a particle source (in s).\\ 
    1817By default particles are released only at the beginning of a simulation (t_init=0). The time of the first release (t_init) can be changed with package parameter [#particle_advection_start particle_advection_start]. The time of the last release can be set with the package parameter [#end_time_prel end_time_prel]. If '''dt_prel''' has been set, additional releases will be at ''t = t_init+'''dt_prel''', t_init+2*'''dt_prel''', t_init+3*'''dt_prel''', etc..'' Actual release times may slightly deviate from thesel values (see e.g. [../d3par#dt_dopr dt_dopr]).\\\\
     
    2827The output of particles for visualization with the graphic software '''dvrp''' is steered by the package parameter [../dvrpar#dt_dvrp dt_dvrp]. For visualization purposes particles can be given a diameter using the parameters [../dvrpar#dvrp_psize dvrp_psize] and [../dvrpar#particle_dvrpsize particle_dvrpsize] (this diameter only affects the visualization). All particles have the same size. Alternatively, particles can be given an individual size and a color by modifying the user-interface ''(subroutine user_init_particles)''. Particles can pull a ''tail'' behind themselves to improve their visualization. This is steered via the parameter [#use_particle_tails use_particle_tails].\\\\
    2928'''So far, the particle transport realized in PALM does only work duly in case of a constant vertical grid spacing! '''
    30 
    3129}}}
    3230|----------------
     
    4139}}}
    4240{{{#!td
    43 
    4441Bottom boundary condition for particle transport. \\
    4542By default, particles are reflected at the bottom boundary. Alternatively, a particle absorption can set by '''bc_par_b''' = '' 'absorb' ''.
    46 
    4743}}}
    4844|----------------
    4945{{{#!td style="vertical-align:top"
    50 [=#bc_par_lr '''bc_par_b''']
     46[=#bc_par_lr '''bc_par_lr''']
    5147}}}
    5248{{{#!td style="vertical-align:top"
     
    6056By default, cyclic boundary conditions are used along x. Alternatively, reflection ('''bc_par_lr''' = '' 'reflect' '') or absorption ('''bc_par_lr''' = '' 'absorb' '') can be set. \\
    6157This lateral boundary conditions should correspond to the lateral boundary condition used for the flow (see [../inipar#bc_lr bc_lr]).
     58}}}
     59|----------------
     60{{{#!td style="vertical-align:top"
     61[=#bc_par_ns '''bc_par_ns''']
     62}}}
     63{{{#!td style="vertical-align:top"
     64 C*15
     65}}}
     66{{{#!td style="vertical-align:top"
     67cyclic
     68}}}
     69{{{#!td
     70Lateral boundary condition (y-direction) for particle transport.\\
     71By default, cyclic boundary conditions are used along y. Alternatively, reflection ('''bc_par_ns''' = '' 'reflect' '') or absorption (bc_par_ns = '' 'absorb' '') can be set. \\
     72This lateral boundary conditions should correspond to the lateral boundary condition used for the flow (see [../inipar#bc_ns bc_ns]).
     73}}}
     74|----------------
     75{{{#!td style="vertical-align:top"
     76[=#bc_par_t '''bc_par_t''']
     77}}}
     78{{{#!td style="vertical-align:top"
     79 C*15
     80}}}
     81{{{#!td style="vertical-align:top"
     82cyclic
     83}}}
     84{{{#!td
     85Top boundary condition for particle transport.\\
     86By default, particles are absorbed at the top boundary. Alternatively, a reflection condition can be set by '''bc_par_t''' = '' 'reflect' ''.
    6287}}}
    6388Table row with nesting:\\