Changes between Version 17 and Version 18 of doc/app/salsa_parameters


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Timestamp:
Apr 24, 2020 1:16:13 PM (5 years ago)
Author:
raasch
Comment:

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  • doc/app/salsa_parameters

    v17 v18  
    8888|----------------
    8989{{{#!td style="vertical-align:top"
    90 [=#bc_salsa_b '''bc_salsa_b''']
     90[=#bc_aer_b '''bc_aer_b''']
    9191}}}
    9292{{{#!td style="vertical-align:top"
     
    101101Allowed are the values '' 'dirichlet' '' (constant surface concentration over the entire simulation) and 'neumann' (zero concentration gradient).
    102102
    103 If any surface emissions of aerosols and gases are applied (see [#salsa_emission_mode salsa_emission_mode]), '''bc_salsa_b''' = '' 'neumann' '' is required.
    104 }}}
    105 |----------------
    106 {{{#!td style="vertical-align:top"
    107 [=#bc_salsa_t '''bc_salsa_t''']
     103If any surface emissions of aerosols and gases are applied (see [#salsa_emission_mode salsa_emission_mode]), '''bc_aer_b''' = '' 'neumann' '' is required.
     104}}}
     105|----------------
     106{{{#!td style="vertical-align:top"
     107[=#bc_aer_t '''bc_aer_t''']
    108108}}}
    109109{{{#!td style="vertical-align:top"
     
    120120|----------------
    121121{{{#!td style="vertical-align:top"
    122 [=#decycle_salsa_lr '''decycle_salsa_lr''']
    123 }}}
    124 {{{#!td style="vertical-align:top"
    125 L
    126 }}}
    127 {{{#!td style="vertical-align:top"
    128 .F.
    129 }}}
    130 {{{#!td
    131 Parameter to the switch on the decycling of aerosol particles along the ''x''-axis. The switch applies also for gaseous compounds (H2SO4, HNO3, NH3, OCNV and OCSV) if the [wiki:doc/tec/chem chemistry module] is not applied.
    132 
    133 The decycling method per each lateral boundary is set by [#decycle_method_salsa decycle_method_salsa].
    134 }}}
    135 |----------------
    136 {{{#!td style="vertical-align:top"
    137 [=#decycle_method_salsa '''decycle_method_salsa''']
    138 }}}
    139 {{{#!td style="vertical-align:top"
    140 C(20) * 4
    141 }}}
    142 {{{#!td style="vertical-align:top"
    143 'dirichlet','dirichlet',\\'dirichlet','dirichlet'
    144 }}}
    145 {{{#!td
    146 The decycling method at lateral boundaries, in the following order: left, right, south, north.
    147 
    148 Decycling of aerosol and gas concentrations is useful, for example, if cyclic boundary conditions are applied and there are some pollutant emissions in the simulation domain. Without decycling, pollutants would keep accumulating into the simulation domain.
    149 
    150 If '''decycle_method_salsa''' = '' 'dirichlet' '', the initial aerosol (and gas) concentrations are used as fixed boundary conditions.
    151 
    152 If '''decycle_method_salsa''' = '' 'neumann' '', a zero concentration gradient is set at the boundary.
    153 
    154 Decycling is enabled by setting [#decycle_salsa_ns decycle_salsa_ns] = .T. and [#decycle_salsa_lr decycle_salsa_lr] = .T..
    155 }}}
    156 |----------------
    157 {{{#!td style="vertical-align:top"
    158 [=#decycle_ns '''decycle_salsa_ns''']
    159 }}}
    160 {{{#!td style="vertical-align:top"
    161 L
    162 }}}
    163 {{{#!td style="vertical-align:top"
    164 .F.
    165 }}}
    166 {{{#!td
    167 Parameter to the switch on the decycling of aerosol particles along the ''y''-axis. The switch applies also for gaseous compounds (H2SO4, HNO3, NH3, OCNV and OCSV) if the [wiki:doc/tec/chem chemistry module] is not applied.
    168 
    169 The decycling method per each lateral boundary is set by [#decycle_method_salsa decycle_method_salsa].
     122[=#bc_aer_l '''bc_aer_l''']
     123}}}
     124{{{#!td style="vertical-align:top"
     125C(20)
     126}}}
     127{{{#!td style="vertical-align:top"
     128see [wiki:doc/app/initialization_parameters#bc_lr bc_lr]
     129}}}
     130{{{#!td
     131The left boundary condition of the aerosol concentrations. The same condition applies also for gases if the [wiki:doc/tec/chem chemistry module] is not applied.
     132
     133Allowed are the values '' 'dirichlet' '' (constant concentration over the entire simulation as given by the initial profiles), '' 'neumann' '' (zero concentration gradient), and '' 'cyclic' ''. If not set by the user, the default value is given by parameter [wiki:doc/app/initialization_parameters#bc_lr bc_lr]. If '' 'cyclic' '' has been chosen, parameter '''bc_aer_r''' must be set '' 'cyclic' '', too.
     134
     135Horizontal boundary conditions for aerosols can be set independently from horizontal boundary conditions that have been chosen for the remaining model quantities via parameters [wiki:doc/app/initialization_parameters#bc_lr bc_lr] and [wiki:doc/app/initialization_parameters#bc_ns bc_ns], e.g. you can choose cyclic boundary conditions for aerosols, while the flow field uses non-cyclic conditions, or vice versa.
     136}}}
     137|----------------
     138{{{#!td style="vertical-align:top"
     139[=#bc_aer_r '''bc_aer_r''']
     140}}}
     141{{{#!td style="vertical-align:top"
     142C(20)
     143}}}
     144{{{#!td style="vertical-align:top"
     145see [wiki:doc/app/initialization_parameters#bc_lr bc_lr]
     146}}}
     147{{{#!td
     148The right boundary condition of the aerosol concentrations. The same condition applies also for gases if the [wiki:doc/tec/chem chemistry module] is not applied.
     149
     150Allowed are the values '' 'dirichlet' '' (constant concentration over the entire simulation as given by the initial profiles), '' 'neumann' '' (zero concentration gradient), and '' 'cyclic' ''. If not set by the user, the default value is given by parameter [wiki:doc/app/initialization_parameters#bc_lr bc_lr]. If '' 'cyclic' '' has been chosen, parameter '''bc_aer_l''' must be set '' 'cyclic' '', too.
     151
     152Horizontal boundary conditions for aerosols can be set independently from horizontal boundary conditions that have been chosen for the remaining model quantities via parameters [wiki:doc/app/initialization_parameters#bc_lr bc_lr] and [wiki:doc/app/initialization_parameters#bc_ns bc_ns], e.g. you can choose cyclic boundary conditions for aerosols, while the flow field uses non-cyclic conditions, or vice versa.
     153}}}
     154|----------------
     155{{{#!td style="vertical-align:top"
     156[=#bc_aer_n '''bc_aer_n''']
     157}}}
     158{{{#!td style="vertical-align:top"
     159C(20)
     160}}}
     161{{{#!td style="vertical-align:top"
     162see [wiki:doc/app/initialization_parameters#bc_ns bc_ns]
     163}}}
     164{{{#!td
     165The north boundary condition of the aerosol concentrations. The same condition applies also for gases if the [wiki:doc/tec/chem chemistry module] is not applied.
     166
     167Allowed are the values '' 'dirichlet' '' (constant concentration over the entire simulation as given by the initial profiles), '' 'neumann' '' (zero concentration gradient), and '' 'cyclic' ''. If not set by the user, the default value is given by parameter [wiki:doc/app/initialization_parameters#bc_ns bc_ns]. If '' 'cyclic' '' has been chosen, parameter '''bc_aer_s''' must be set '' 'cyclic' '', too.
     168
     169Horizontal boundary conditions for aerosols can be set independently from horizontal boundary conditions that have been chosen for the remaining model quantities via parameters [wiki:doc/app/initialization_parameters#bc_lr bc_lr] and [wiki:doc/app/initialization_parameters#bc_ns bc_ns], e.g. you can choose cyclic boundary conditions for aerosols, while the flow field uses non-cyclic conditions, or vice versa.
     170}}}
     171|----------------
     172{{{#!td style="vertical-align:top"
     173[=#bc_aer_s '''bc_aer_s''']
     174}}}
     175{{{#!td style="vertical-align:top"
     176C(20)
     177}}}
     178{{{#!td style="vertical-align:top"
     179see [wiki:doc/app/initialization_parameters#bc_ns bc_ns]
     180}}}
     181{{{#!td
     182The south boundary condition of the aerosol concentrations. The same condition applies also for gases if the [wiki:doc/tec/chem chemistry module] is not applied.
     183
     184Allowed are the values '' 'dirichlet' '' (constant concentration over the entire simulation as given by the initial profiles), '' 'neumann' '' (zero concentration gradient), and '' 'cyclic' ''. If not set by the user, the default value is given by parameter [wiki:doc/app/initialization_parameters#bc_ns bc_ns]. If '' 'cyclic' '' has been chosen, parameter '''bc_aer_n''' must be set '' 'cyclic' '', too.
     185
     186Horizontal boundary conditions for aerosols can be set independently from horizontal boundary conditions that have been chosen for the remaining model quantities via parameters [wiki:doc/app/initialization_parameters#bc_lr bc_lr] and [wiki:doc/app/initialization_parameters#bc_ns bc_ns], e.g. you can choose cyclic boundary conditions for aerosols, while the flow field uses non-cyclic conditions, or vice versa.
    170187}}}
    171188|----------------
     
    443460}}}
    444461{{{#!td
    445 Parameter to switch off offline nesting for salsa variables. If  If '''nesting_offline_salsa''' = '' .F. '', Diriclet conditions are applied at the horizontal boundaries and Neumann at the top boundary. It is preferable to use decycling ([#decycle_salsa_lr decycle_salsa_lr] and [#decycle_salsa_ns decycle_salsa_ns]) if offline-nesting is specifically turned off for salsa variables.
     462Parameter to switch off offline nesting for salsa variables. If '''nesting_offline_salsa''' = '' .F. '', the boundary conditions for salsa variables are defined via parameters [#bc_aer_b bc_aer_b], [#bc_aer_t bc_aer_t], [#bc_aer_l bc_aer_l], [#bc_aer_r bc_aer_r], [#bc_aer_n bc_aer_n], and [#bc_aer_s bc_aer_s].
    446463}}}
    447464|----------------
     
    456473}}}
    457474{{{#!td
    458 Parameter to switch off self-nesting for salsa variables. If  If '''nesting_salsa''' = '' .F. '', Diriclet conditions are applied at the horizontal boundaries and Neumann at the top boundary. It is preferable to use decycling ([#decycle_salsa_lr decycle_salsa_lr] and [#decycle_salsa_ns decycle_salsa_ns]) if self-nesting is specifically turned off for salsa variables.
     475Parameter to switch off self-nesting for salsa variables. If '''nesting_salsa''' = '' .F. '', the boundary conditions for salsa variables are defined via parameters [#bc_aer_b bc_aer_b], [#bc_aer_t bc_aer_t], [#bc_aer_l bc_aer_l], [#bc_aer_r bc_aer_r], [#bc_aer_n bc_aer_n], and [#bc_aer_s bc_aer_s].
    459476}}}
    460477|----------------
     
    717734'''salsa_emission_mode''' = '' 'read_from_file' '' reads the emission information from the NetCDF aero -information file (see [wiki:doc/app/iofiles/pids/aerosol aerosol input file]).
    718735
    719 Note that all chemical components included in the simulation must be activated in [#listspec listspec].  Also '''bc_salsa_b''' = '' 'neumann' '' is required.
     736Note that all chemical components included in the simulation must be activated in [#listspec listspec].  Also '''bc_aer_b''' = '' 'neumann' '' is required.
    720737}}}
    721738|----------------