Changeset 217 for palm/trunk/DOC


Ignore:
Timestamp:
Dec 9, 2008 6:00:48 PM (14 years ago)
Author:
letzel
Message:
  • NCL scripts in trunk/SCRIPTS/NCL updated
Location:
palm/trunk/DOC/app
Files:
4 edited

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  • palm/trunk/DOC/app/chapter_3.5.1.html

    r212 r217  
    106106new <a href="chapter_4.1.html#topography">topography</a>&nbsp;mode
    107107in the&nbsp;<tt><font style="font-size: 10pt;" size="2">SELECT CASE( TRIM(topography) ) </font></tt>command
    108 in&nbsp;<tt><font style="font-size: 10pt;" size="2">user_init_grid</font></tt>.
     108and the definition of <a href="chapter_4.3.html#topography_grid_convention">topography_grid_convention</a> in&nbsp;<tt><font style="font-size: 10pt;" size="2">user_init_grid</font></tt>.
    109109Note that the <a href="chapter_4.1.html#topography">topography</a>&nbsp;modes
    110 <span style="font-style: italic;">'flat'</span>
    111 and <span style="font-style: italic;">'single_building'</span>
    112 are not allowed here since these are the standard cases used in the
     110<span style="font-style: italic;">'flat'</span>, <span style="font-style: italic;">'single_building'</span>
     111and <span style="font-style: italic;">'read_from_file'</span> are not allowed here since these are the standard cases used in the
    113112calling routine <tt><font style="font-size: 10pt;" size="2">init_grid</font></tt>. </p> <p>CPU
    114113time for <tt><font style="font-size: 10pt;" size="2">user_init_grid</font></tt>
    115114is considered in the local file <a href="chapter_3.4.html#CPU_MEASURES">CPU_MEASURES</a>
    116115within the category &ldquo;initialisation&rdquo;.</p> </td>
    117 </tr> <tr><td style="vertical-align: top;">In
     116</tr> <tr><td style="vertical-align: top;">End of <code>check_parameters</code></td><td style="vertical-align: top;"><code><a name="user_check_parameters"></a>user_check_parameters</code></td><td style="vertical-align: top;">Check &amp;userpar control parameters and deduce further quantities.</td></tr><tr><td style="vertical-align: top;">In
    118117the middle of <tt><font style="font-size: 10pt;" size="2">init_3d_model.f90</font></tt></td><td style="vertical-align: top;"><span style="font-family: monospace;"></span><tt><font style="font-size: 10pt;" size="2"><font face="Cumberland, monospace"><a name="user_init_3d_model"></a>user_init_3d_<br>model</font></font></tt></td><td style="vertical-align: top;">Initialization of the 3d-model.<br><br>Allows
    119118the complete initialization of the 3d model. The user is responsible to
  • palm/trunk/DOC/app/chapter_4.1.html

    r197 r217  
    1398513985
    1398613986
    13987 The building size and location can be specified with the parameters <a href="#building_height">building_height</a>, <a href="#building_length_x">building_length_x</a>, <a href="#building_length_y">building_length_y</a>, <a href="#building_wall_left">building_wall_left</a> and <a href="#building_wall_south">building_wall_south</a>.<br>
    13988 
    13989       <font color="#000000">Due to the staggered grid the building will be displaced by -0.5 <a href="chapter_4.1.html#dx">dx</a> in x-direction and -0.5 <a href="chapter_4.1.html#dy">dy</a> in y-direction.</font></div>
     13987The building size and location can be specified with the parameters <a href="#building_height">building_height</a>, <a href="#building_length_x">building_length_x</a>, <a href="#building_length_y">building_length_y</a>, <a href="#building_wall_left">building_wall_left</a> and <a href="#building_wall_south">building_wall_south</a>.<font color="#000000"><br></font></div>
    1399013988
    1399113989
     
    1403614034information</font></font><font color="#000000">
    1403714035in m. These data&nbsp;<span style="font-style: italic;"></span>must
    14038 exactly match the horizontal grid.<br>
    14039 
    14040 Due to the staggered grid the topography will be displaced by -0.5 <a href="#dx">dx</a> in x-direction and -0.5 <a href="#dy">dy</a> in y-direction.</font> </div>
     14036exactly match the horizontal grid.<br></font> </div>
    1404114037
    1404214038
     
    1405414050 </span><font color="#000000">
    1405514051Alternatively, the user may add code to the user interface subroutine <a href="chapter_3.5.1.html#user_init_grid">user_init_grid</a>
    14056 to allow further topography modes. Again, </font><font color="#000000">due to the staggered grid the topography will be displaced by -0.5 <a href="chapter_4.1.html#dx">dx</a> in x-direction and -0.5 <a href="chapter_4.1.html#dy">dy</a> in y-direction.</font><br>
     14052to allow further topography modes. </font>These require to explicitly set the<span style="font-weight: bold;"> </span><a href="chapter_4.3.html#topography_grid_convention">topography_grid_convention</a>&nbsp;to either <span style="font-style: italic;">'cell_edge'</span> or <span style="font-style: italic;">'cell_center'</span>.<br>
    1405714053
    1405814054      <font color="#000000">
  • palm/trunk/DOC/app/chapter_4.3.html

    r89 r217  
    5555(1) to <b>region</b> (9)), the total domain has the index
    56560 (<b>region</b>
    57 (0)).</p> </td> </tr> </tbody>
     57(0)).</p> </td> </tr><tr><td style="vertical-align: top;"><a name="topography_grid_convention"></a><span style="font-weight: bold;">topography_grid_</span><br style="font-weight: bold;"><span style="font-weight: bold;">convention</span></td><td style="vertical-align: top;">C*11</td><td style="vertical-align: top;"><span style="font-style: italic;">default depends on value of <a href="chapter_4.1.html#topography">topography</a>; see text for details</span><span style="font-style: italic;"></span></td><td style="vertical-align: top;">Convention for defining the&nbsp;topography grid.<br><br>Possible values are<br><ul><li><span style="font-style: italic;">'cell_edge':&nbsp;</span>the distance between cell edges defines the extent of topography. This setting is normally for <span style="font-style: italic;">generic topographies</span>, i.e. topographies that are constructed using length parameters. For example, <a href="chapter_4.1.html#topography">topography</a> = <span style="font-style: italic;">'single_building'</span> is constructed using <a href="chapter_4.1.html#building_length_x">building_length_x</a> and <a href="chapter_4.1.html#building_length_y">building_length_y</a>. The advantage of this setting is that the actual size of generic topography is independent of the grid size, provided that the length parameters are an integer multiple of the grid lengths&nbsp;<a href="chapter_4.1.html#dx">dx</a> and&nbsp;<a href="chapter_4.1.html#dy">dy</a>. This is convenient&nbsp;for resolution parameter studies.</li><li><span style="font-style: italic;">'cell_center'</span><span style="font-style: italic;">:&nbsp;</span>the number of topography cells define the extent of topography. This setting is normally for <span style="font-style: italic;">rastered real topographies</span> derived from digital elevation models.&nbsp;For example, <a href="chapter_4.1.html#topography">topography</a> = <span style="font-style: italic;">'read_from_file'</span> is constructed using&nbsp;the input file <a href="chapter_3.4.html#TOPOGRAPHY_DATA">TOPOGRAPHY_DATA</a><font color="#000000">.&nbsp;</font>The
     58advantage of this setting is that the&nbsp;rastered topography cells of
     59the input file are directly mapped to topography grid boxes in PALM. <span style="font-style: italic;"></span></li></ul>The example files for&nbsp;<big><code>sgl_bldg_cell_center</code></big> and
     60<big><code>sgl_bldg_cell_edge</code></big> in <big><code>trunk/EXAMPLES/</code></big>
     61illustrate the difference between
     62both approaches. Both examples simulate a single building and yield the
     63same results. The former uses a rastered topography input file with <span style="font-style: italic;">'cell_center'</span> convention, the latter applies a generic topography with <span style="font-style: italic;">'cell_edge'</span> convention.<br><br>The default value is<br><ul><li><span style="font-style: italic;">'cell_edge' </span>if <a href="chapter_4.1.html#topography">topography</a> = <span style="font-style: italic;">'single_building'</span>,</li><li><span style="font-style: italic;">'cell_center'</span><span style="font-style: italic;"></span> if <a href="chapter_4.1.html#topography">topography</a> = <span style="font-style: italic;">'read_from_file'</span>,</li><li><span style="font-style: italic;">none (' '</span> ) otherwise, leading to an abort if&nbsp;<span style="font-weight: bold;">topography_grid_convention</span> is not set.</li></ul>This means that <br><ul><li>For PALM simulations using a <span style="font-style: italic;">user-defined topography</span>, the<span style="font-weight: bold;"> topography_grid_convention</span> must be explicitly set to either <span style="font-style: italic;">'cell_edge'</span> or <span style="font-style: italic;">'cell_center'</span>.</li><li>For PALM simulations using a <span style="font-style: italic;">standard topography</span> <span style="font-style: italic;">('single_building'</span> or <span style="font-style: italic;">'read_from_file')</span>, it is possible but not required to set the&nbsp; <span style="font-weight: bold;">topography_grid_convention</span> because appropriate default values apply</li></ul></td></tr> </tbody>
    5864</table><p style="line-height: 200%;">&nbsp; <br>
    5965&nbsp; </p>
  • palm/trunk/DOC/app/chapter_4.6.html

    r197 r217  
    1378713787
    1378813788
    13789  <tr>
     13789 <tr><td style="vertical-align: top;"><a style="font-weight: bold;" href="chapter_4.3.html#topography_grid_convention">topography_grid_convention</a></td><td style="vertical-align: top;">U</td><td style="vertical-align: top;">C * 11</td><td><span style="font-style: italic;">default depends on value of <a href="chapter_4.1.html#topography">topography</a>; see text for details</span><span style="font-style: italic;"></span></td><td style="vertical-align: top;">Convention for defining the&nbsp;topography grid.</td></tr><tr>
    1379013790
    1379113791
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