Changes between Version 154 and Version 155 of doc/app/runtime_parameters


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Timestamp:
Sep 16, 2010 7:21:58 AM (15 years ago)
Author:
weinreis
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  • doc/app/runtime_parameters

    v154 v155  
    139139{{{#!td
    140140Quantities for which masked data are to be output.\\\\
    141 PALM allows the output of instantaneous data as well as of temporally averaged masked data which is steered by the strings assigned to this parameter (see below). Up to 20 different locations for masked data can be defined. Each location can output (up to 100) different instantaneous or temporally averaged quantities. The locations are steered with the parameters [#mask_x mask_x], [#mask_y mask_y], [#mask_z mask_z], [#mask_x_loop mask_x_loop], [#mask_y_loop mask_y_loop] and [#mask_z_loop mask_z_loop].\\\\
    142 By default, masked data are output to local files [[../iofiles#DATA_MASK_01_NETCDF|DATA_MASK_01_NETCDF]], [[../iofiles#DATA_MASK_02_NETCDF|DATA_MASK_02_NETCDF]],...and [[../iofiles#DATA_MASK_20_NETCDF|DATA_MASK_20_NETCDF]]. The file's format is netCDF. Further details about processing netCDF data are given in chapter [[4.5.1]].\\\\
     141Up to 20 different locations for masked data can be defined (e.g 3d volume data within the model domain; output of spots at defined positions, xy-, xz- or yz-cross sections of smaller sizes than the model domain,...). For each location (up to 100) different instantaneous or temporally averaged quantities can be output. The locations are steered with the parameters [#mask_x mask_x], [#mask_y mask_y], [#mask_z mask_z], [#mask_x_loop mask_x_loop], [#mask_y_loop mask_y_loop] and [#mask_z_loop mask_z_loop].\\\\
     142By default, masked data are output to local files [[../iofiles#DATA_MASK_01_NETCDF|DATA_MASK_01_NETCDF]], [[../iofiles#DATA_MASK_02_NETCDF|DATA_MASK_02_NETCDF]], ... and [[../iofiles#DATA_MASK_20_NETCDF|DATA_MASK_20_NETCDF]]. If the user has switched on the output of temporally averaged data, these are written seperately to local files [[../iofiles#DATA_MASK_01_AV_NETCDF|DATA_MASK_01_AV_NETCDF]], [[../iofiles#DATA_MASK_02_AV_NETCDF|DATA_MASK_02_AV_NETCDF]], ... and [[../iofiles#DATA_MASK_20_AV_NETCDF|DATA_MASK_20_AV_NETCDF]]. The file's format is netCDF. Further details about processing netCDF data are given in chapter [[4.5.1]].\\\\
    143143The following quantities are available for output by default:\\\\
    144144||='''Quantity name''' =||='''Meaning''' =||='''Unit''' =||='''Remarks''' =||
     
    165165  '''data_output_masks(2,:)''' = '' 'w', 'w_av' ''\\
    166166  '''data_output_masks(3,:)''' = '' 'pt', 'u', 'v', 'w' ''\\
     167This example will create the following output for location 1: instantaneous 3d volume data of u-velocity and v-velocity component (by default on file DATA_MAKS_01_NETCDF), temporally averaged 3d volume data of u-velocity and v-velocity component (by default on file DATA_MASK_01_AV_NETCDF), instantaneous horizontal cross section data of w-velocity component (by default on file DATA_2D_XY_NETCDF), and temporally averaged vertical cross section data of potential temperature (by default on file DATA_2D_XZ_AV_NETCDF).
     168
     169The user is allowed to extend the above list of quantities by defining his own output quantities (see the user-parameter data_output_user).
     170
     171The time interval of the output times is determined via dt_data_output. This is valid for all types of output quantities by default. Individual time intervals for instantaneous(!) 3d and section data can be declared using dt_do3d, dt_do2d_xy, dt_do2d_xz, and dt_do2d_yz.
     172
     173Also, an individual time interval for output of temporally averaged data can be assigned using parameter dt_data_output_av. This applies to both 3d volume and cross section data. The length of the averaging interval is controlled via parameter averaging_interval.
     174
     175The parameter skip_time_data_output can be used to shift data output activities for a given time interval. Individual intervals can be set using skip_time_do3d, skip_time_do2d_xy, skip_time_do2d_xz, skip_time_do2d_yz, and skip_time_data_output_av.
    167176}}}
    168177|----------------