Changes between Version 132 and Version 133 of doc/app/initialization_parameters


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Timestamp:
Nov 9, 2010 7:47:08 AM (14 years ago)
Author:
heinze
Comment:

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  • doc/app/initialization_parameters

    v132 v133  
    355355      '''subs_vertical_gradient''' = ''-0.002,'' ''0.0,''\\
    356356      [#subs_vertical_gradient_level subs_vertical_gradient_level] = ''0.0,'' ''1000.0,''\\\\
    357 That defines the subsidence/ascent profile to be linear up to z = 1000.0 m with a surface value of 0 m/s. Due to the gradient of -0.002 (m/s) / 100m the subsidence velocity has a value of -0.02 m/s in z = 1000.0 m. For z > 1000.0 m up to the top boundary the gradient is 0.0 (m/s) / 100 m (it is assumed that the assigned height levels correspond with uv levels). This results in a subsidence velocity of -0.02 m/s at the top boundary.\\\\
     357That defines the subsidence/ascent profile to be linear up to z = 1000.0 m with a surface value of 0 m/s. Due to the gradient of -0.002 (m/s) / 100 m the subsidence velocity has a value of -0.02 m/s in z = 1000.0 m. For z > 1000.0 m up to the top boundary the gradient is 0.0 (m/s) / 100 m (it is assumed that the assigned height levels correspond with uv levels). This results in a subsidence velocity of -0.02 m/s at the top boundary.\\\\
    358358With an appropriate construction of '''w_subs''' the height of the boundary layer ''z_i'' can be kept approximately constant.\\\\
    359359'''Attention:'''\\