Changeset 72 for palm/trunk/DOC/app
- Timestamp:
- Mar 19, 2007 8:20:46 AM (18 years ago)
- Location:
- palm/trunk/DOC/app
- Files:
-
- 3 edited
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palm/trunk/DOC/app/chapter_4.1.html
r62 r72 1245 1245 coagulation of cloud drops among themselves. Precipitation begins and 1246 1246 is immediately removed from the flow as soon as the liquid water 1247 content exceeds the critical value of 0.5 g/kg.</p> </td> </tr>1247 content exceeds the critical value of 0.5 g/kg.</p><p>The precipitation rate and amount can be output by assigning the runtime parameter <a href="chapter_4.2.html#data_output">data_output</a> = <span style="font-style: italic;">'prr*'</span> or <span style="font-style: italic;">'pra*'</span>, respectively. The time interval on which the precipitation amount is defined can be controlled via runtime parameter <a href="chapter_4.2.html#precipitation_amount_interval">precipitation_amount_interval</a>.</p> </td> </tr> 1248 1248 <tr><td style="vertical-align: top;"><a name="pt_reference"></a><span style="font-weight: bold;">pt_reference</span></td><td style="vertical-align: top;">R</td><td style="vertical-align: top;"><span style="font-style: italic;">use horizontal average as 1249 1249 refrence</span></td><td style="vertical-align: top;">Reference -
palm/trunk/DOC/app/chapter_4.2.html
r61 r72 377 377 "ncdump -c <filename>". See chapter <a href="chapter_4.5.1.html">4.5.1</a> about processing 378 378 the PALM NetCDF data.<br><br>The following quantities are 379 available for output by default :<br><br><table style="text-align: left; width: 576px; height: 481px;" border="1" cellpadding="2" cellspacing="2"><tbody><tr><td style="width: 106px;"><span style="font-weight: bold;">quantity379 available for output by default (quantity names ending with '*' are only allowed for the output of horizontal cross sections):<br><br><table style="text-align: left; width: 576px; height: 481px;" border="1" cellpadding="2" cellspacing="2"><tbody><tr><td style="width: 106px;"><span style="font-weight: bold;">quantity 380 380 name</span></td><td style="width: 196px;"><span style="font-weight: bold;">meaning</span></td><td><span style="font-weight: bold;">unit</span></td><td><span style="font-weight: bold;">remarks</span></td></tr><tr><td style="width: 106px;"><span style="font-style: italic;">e</span></td><td style="width: 196px;">SGS TKE</td><td>m<sup>2</sup>/s<sup>2</sup></td><td></td></tr><tr><td style="width: 106px; vertical-align: top;"><span style="font-style: italic;">lwp*</span></td><td style="width: 196px; vertical-align: top;">liquid water path</td><td style="vertical-align: top;">m</td><td style="vertical-align: top;">only horizontal cross section 381 381 is allowed, requires <a href="chapter_4.1.html#cloud_physics">cloud_physics</a> … … 388 388 particle/droplet radius </td><td style="vertical-align: top;">m</td><td style="vertical-align: top;">requires that particle 389 389 advection is switched on by <span style="font-weight: bold;">mrun</span>-option 390 "-p particles"</td></tr><tr><td style="width: 106px; vertical-align: top;"><span style="font-style: italic;">pt</span></td><td style="width: 196px; vertical-align: top;">potential 390 "-p particles"</td></tr><tr><td style="vertical-align: top;"><span style="font-style: italic;">pra*</span></td><td style="vertical-align: top;">precipitation amount</td><td style="vertical-align: top;">mm</td><td style="vertical-align: top;">only horizontal cross section 391 is allowed, requires <a href="chapter_4.1.html#precipitation">precipitation</a> 392 = <span style="font-style: italic;">.TRUE., </span>time interval on which amount refers to is defined by <a href="#precipitation_amount_interval">precipitation_amount_interval</a></td></tr><tr><td style="vertical-align: top;"><span style="font-style: italic;">prr*</span></td><td style="vertical-align: top;">precipitation rate</td><td style="vertical-align: top;">mm/s</td><td style="vertical-align: top;">only horizontal cross section 393 is allowed, requires <a href="chapter_4.1.html#precipitation">precipitation</a> 394 = <span style="font-style: italic;">.TRUE.</span></td></tr><tr><td style="width: 106px; vertical-align: top;"><span style="font-style: italic;">pt</span></td><td style="width: 196px; vertical-align: top;">potential 391 395 temperature<br></td><td style="vertical-align: top;">K</td><td style="vertical-align: top;"></td></tr><tr><td style="width: 106px; vertical-align: top;"><span style="font-style: italic;">q</span></td><td style="width: 196px; vertical-align: top;">specific humidity 392 396 (or total water content, if cloud physics is switched on)</td><td style="vertical-align: top;">kg/kg</td><td style="vertical-align: top;">requires <a href="chapter_4.1.html#moisture">moisture</a> = <span style="font-style: italic;">.TRUE.</span></td></tr><tr><td style="width: 106px; vertical-align: top;"><span style="font-style: italic;">ql</span></td><td style="width: 196px; vertical-align: top;">liquid water … … 411 415 the velocity</td><td style="vertical-align: top;">m/s</td><td style="vertical-align: top;"></td></tr><tr><td style="width: 106px; vertical-align: top;"><span style="font-style: italic;">vpt</span></td><td style="width: 196px; vertical-align: top;">virtual potential 412 416 temperature</td><td style="vertical-align: top;">K</td><td style="vertical-align: top;">requires <a href="chapter_4.1.html#moisture">moisture</a> = <span style="font-style: italic;">.TRUE.</span></td></tr><tr><td style="width: 106px; vertical-align: top;"><span style="font-style: italic;">w</span></td><td style="width: 196px; vertical-align: top;">w-component of 413 the velocity</td><td style="vertical-align: top;">m/s</td><td style="vertical-align: top;"></td></tr>< /tbody></table><br>Multiple417 the velocity</td><td style="vertical-align: top;">m/s</td><td style="vertical-align: top;"></td></tr><tr><td style="vertical-align: top;"><span style="font-style: italic;">z0*</span></td><td style="vertical-align: top;">roughness length</td><td style="vertical-align: top;">m</td><td></td></tr></tbody></table><br>Multiple 414 418 quantities can be assigned, e.g. <span style="font-weight: bold;">data_output</span> 415 419 = <span style="font-style: italic;">'e'</span>, <span style="font-style: italic;">'u'</span>, <span style="font-style: italic;">'w'</span>.<br><br>By … … 1595 1599 </p> <p>For runs with constant eddy diffusivity (see <a href="chapter_4.1.html#km_constant">km_constant</a>), 1596 1600 this parameter can be used to assign the Prandtl number (ratio K<sub>m</sub> 1597 / K<sub>h</sub>).</p> </td> </tr> <tr> 1601 / K<sub>h</sub>).</p> </td> </tr> <tr><td style="vertical-align: top;"><a name="precipitation_amount_interval"></a><span style="font-weight: bold;">precipitation_amount_</span><br style="font-weight: bold;"><span style="font-weight: bold;">interval</span></td><td style="vertical-align: top;">R</td><td style="vertical-align: top;"><i>value of 1602 <a href="chapter_4.2.html#dt_do2d_xy">dt_do2d_<br>xy</a></i></td><td style="vertical-align: top;"><p lang="en-GB"><font face="Thorndale"><font face="Thorndale, serif">Temporal 1603 interval</font> for which the precipitation amount (in mm) shall be calculated and output (</font>in <font face="Thorndale">s). 1604 </font> </p> <p><span lang="en-GB"></span><a href="chapter_4.2.html#data_output"><span lang="en-GB"></span></a><span lang="en-GB"></span><a href="chapter_4.2.html#section_xy"><span lang="en-GB"></span></a><span lang="en-GB"><font face="Thorndale">This 1605 parameter requires <a href="chapter_4.1.html#precipitation">precipitation</a> = <span style="font-style: italic;">.TRUE.</span>. </font></span><span lang="en-GB"></span><span lang="en-GB"><font face="Thorndale"><span style="font-weight: bold;"></span><span style="font-weight: bold;"></span>The interval must be smaller or equal than the output interval for 2d horizontal cross sections given by </font></span><a href="chapter_4.2.html#dt_do2d_xy"><span lang="en-GB"><font face="Thorndale">dt_do2d_xy</font></span></a><span lang="en-GB"><font face="Thorndale">). The output of the precipitation amount also requires setting of <a href="chapter_4.2.html#data_output">data_output</a> =<span style="font-style: italic;"> 'pra*'</span>.<br> 1606 </font></span></p> <span lang="en-GB"></span></td></tr><tr> 1598 1607 <td style="vertical-align: top;"> <p><a name="profile_columns"></a><b>profile_columns</b></p> 1599 1608 </td> <td style="vertical-align: top;">I</td> -
palm/trunk/DOC/app/chapter_4.6.html
r62 r72 975 975 <td style="vertical-align: middle;"><span style="font-style: italic;">.F.</span></td> <td style="vertical-align: middle;">Parameter to 976 976 switch on the 977 precipitation scheme.</td> </tr> <tr> <td style="vertical-align: middle;" width="15%"> <p><a href="chapter_4.2.html#profile_columns"><b>profile_columns</b></a></p> 977 precipitation scheme.</td> </tr> <tr><td><a style="font-weight: bold;" href="chapter_4.2.html#precipitation_amount_interval">precipitation_amount_<br>interval</a></td><td>R</td><td>R</td><td><i>value 978 of <a href="chapter_4.2.html#dt_do2d_xy">dt_do2d_<br> 979 xy</a></i></td><td><font face="Thorndale"><font face="Thorndale, serif">Temporal 980 interval</font> for which the precipitation amount (in mm) shall be calculated and output (</font>in <font face="Thorndale">s). </font></td></tr><tr> <td style="vertical-align: middle;" width="15%"> <p><a href="chapter_4.2.html#profile_columns"><b>profile_columns</b></a></p> 978 981 </td> <td style="vertical-align: middle;" width="5%"> 979 982 <p>R</p> </td> <td style="vertical-align: middle;" width="7%"> <p>I</p>
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