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    17 <h3 style="line-height: 100%;">4.4 Example of a minimum parameter set</h3>
    18 <p style="line-height: 100%;">In this chapter a brief, simple and
     3<meta content="text/html; charset=windows-1252" http-equiv="CONTENT-TYPE"><title>PALM chapter 4.4</title>
     4<meta content="StarOffice 7 (Win32)" name="GENERATOR">
     5<meta content="Siegfried Raasch" name="AUTHOR"> <meta content="20041013;13430732" name="CREATED"> <meta content="20041117;11162734" name="CHANGED"> <meta content="parallel LES model" name="KEYWORDS"> <style>
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     10<body style="direction: ltr;" lang="en-US"><h3 style="line-height: 100%;">4.4 Example of a minimum
     11parameter set</h3>
     12<p style="line-height: 100%;">In this chapter a brief,
     13simple and
    1914complete parameter set is described, which can be used to carry out a
    2015model run. The presented example is available via <a href="http://www.muk.uni-hannover.de/%7Eraasch/PALM_group/INSTALL/example_p3d">example
     
    2217file</a> described in <a href="chapter_3.2.html">chapter
    23183.2)</a> for the execution of a simple model run. </p>
    24 <p style="line-height: 100%;">This run simulates a quasi-stationary,
     19<p style="line-height: 100%;">This run simulates a
     20quasi-stationary,
    2521convective, atmospheric boundary layer with&nbsp; <font color="#000000">zero
    2622mean horizontal
    27 wind.</font> For evaluation purposes, cross sections and horizontally averaged vertical
     23wind.</font> For evaluation purposes, cross sections and
     24horizontally averaged vertical
    2825profiles of typical boundary layer variables
    2926are output at the end of the run. The run shall be carried out in
    3027batch mode on the IBM Regatta "hanni" of the HLRN.</p>
    31 <p style="line-height: 100%;">The parameter file necessary to carry
     28<p style="line-height: 100%;">The parameter file necessary
     29to carry
    3230out a run must be provided to the model as an input file under the
    3331local name <a href="chapter_3.4.html#PARIN">PARIN</a>
    3432and has the following contents:</p>
    35 <pre style="line-height: 100%;">&amp;inipar  <a href="chapter_4.1.html#nx">nx</a> = <span style="font-style: italic;">39</span>, <a href="chapter_4.1.html#ny">ny</a> = <span style="font-style: italic;">39</span>, <a href="chapter_4.1.html#nz">nz</a> = <span style="font-style: italic;">40</span>,<br>         <a href="chapter_4.1.html#dx">dx</a> = <span style="font-style: italic;">50.0</span>, <a href="chapter_4.1.html#dy">dy</a> = <span style="font-style: italic;">50.0</span>, <a href="chapter_4.1.html#dz">dz</a> = <span style="font-style: italic;">50.0</span>,<br>         <a href="chapter_4.1.html#dz_stretch_level">dz_stretch_level</a> = <span style="font-style: italic;">1200.0</span>,<br>         <a href="chapter_4.1.html#fft_method">fft_method</a> = <span style="font-style: italic;">'temperton-algorithm'</span>,<br>         <a href="chapter_4.1.html#initializing_actions">initializing_actions</a> = <span style="font-style: italic;">'set_constant_profiles'</span>,<br>         <a href="chapter_4.1.html#ug_surface">ug_surface</a> = <span style="font-style: italic;">0.0</span>, <a href="chapter_4.1.html#vg_surface">vg_surface</a> = <span style="font-style: italic;">0.0</span>,<br>         <a href="chapter_4.1.html#pt_vertical_gradient">pt_vertical_gradient</a> = <span style="font-style: italic;">0.0</span>, <span style="font-style: italic;">1.0</span>,<br>         <a href="chapter_4.1.html#pt_vertical_gradient_level">pt_vertical_gradient_level</a> = <span style="font-style: italic;">0.0</span>, <span style="font-style: italic;">800.0</span>,<br>         <a href="chapter_4.1.html#surface_heatflux">surface_heatflux</a> = <span style="font-style: italic;">0.1</span>, <a href="chapter_4.1.html#bc_pt_b">bc_pt_b</a> = <span style="font-style: italic;">'neumann'</span>,/<br><br>&amp;d3par   <a href="chapter_4.2.html#end_time">end_time</a> = <span style="font-style: italic;">3600.0</span>,<br>         <a href="chapter_4.2.html#create_disturbances">create_disturbances</a> = <span style="font-style: italic;">.T.</span>,<br>         <a href="chapter_4.2.html#dt_disturb">dt_disturb</a> = <span style="font-style: italic;">150.0</span>, <a href="chapter_4.2.html#disturbance_energy_limit">disturbance_energy_limit</a> = <span style="font-style: italic;">0.01</span>,<br>         <a href="chapter_4.2.html#dt_run_control">dt_run_control</a> = <span style="font-style: italic;">0.0</span>,<br>         <a href="chapter_4.2.html#data_output">data_output</a> = <span style="font-style: italic;">'w_xy'</span>, <span style="font-style: italic;">'w_xz'</span>, <span style="font-style: italic;">'w_xz_av'</span>, <span style="font-style: italic;">'pt_xy'</span>, <span style="font-style: italic;">'pt_xz'</span>,<br>         <a href="chapter_4.2.html#dt_data_output">dt_data_output</a> = <span style="font-style: italic;">900.0</span>,<br>         <a href="chapter_4.2.html#dt_data_output_av">dt_data_output_av</a> = <span style="font-style: italic;">1800.0</span>,<br>         <a href="chapter_4.2.html#averaging_interval">averaging_interval</a> = <span style="font-style: italic;">900.0</span>,<br>         <a href="chapter_4.2.html#dt_averaging_input">dt_averaging_input</a> = <span style="font-style: italic;">10.0</span>,<br>         <a href="chapter_4.2.html#section_xy">section_xy</a> = <span style="font-style: italic;">2</span>, <span style="font-style: italic;">10</span>, <a href="chapter_4.2.html#section_xz">section_xz</a> = <span style="font-style: italic;">20</span>,<br>         <a href="chapter_4.2.html#data_output_2d_on_each_pe">data_output_2d_on_each_pe</a> = <span style="font-style: italic;">.F.</span>,<br>         <a href="chapter_4.2.html#dt_dopr">dt_dopr</a> = <span style="font-style: italic;">900.0</span>, <a href="chapter_4.2.html#averaging_interval_pr">averaging_interval_pr</a> = <span style="font-style: italic;">600.0</span>,<br>         <a href="chapter_4.2.html#dt_averaging_input_pr">dt_averaging_input_pr</a> = <span style="font-style: italic;">10.0</span>,<br>         <a href="chapter_4.2.html#data_output_pr">data_output_pr</a> = <span style="font-style: italic;">'#pt'</span>, <span style="font-style: italic;">'w&rdquo;pt&rdquo;'</span>, <span style="font-style: italic;">'w*pt*'</span>, <span style="font-style: italic;">'wpt'</span>, <span style="font-style: italic;">'w*2'</span>, <span style="font-style: italic;">'pt*2'</span>,<br>         <a href="chapter_4.2.html#cross_profiles">cross_profiles</a> = <span style="font-style: italic;">' pt '</span>, <span style="font-style: italic;">' w"pt" w*pt* wpt '</span>, <span style="font-style: italic;">' w*2 '</span>, <span style="font-style: italic;">' pt*2 '</span>,<br>         <a href="chapter_4.2.html#cross_xtext">cross_xtext</a> = <span style="font-style: italic;">'pot. temperature in K'</span>,<br>                       <span style="font-style: italic;">'heat flux in K ms&gt;-&gt;1'</span>,<br>                       <span style="font-style: italic;">'velocity variance in m&gt;2s&gt;-&gt;2'</span>,<br>                       <span style="font-style: italic;">'temperature variance in K&gt;2'</span>,<br>         <a href="chapter_4.2.html#z_max_do1d">z_max_do1d</a> = <span style="font-style: italic;">1500.0</span>,   /</pre>
    36 <p style="line-height: 100%;"><br>
    37 <br>
    38 </p>
    39 <p style="line-height: 100%;">The initialization parameters (<tt><font style="font-size: 10pt;" size="2">&amp;inipar</font></tt>)
     33<pre style="line-height: 100%;">&amp;inipar <a href="chapter_4.1.html#nx">nx</a> = <span style="font-style: italic;">39</span>, <a href="chapter_4.1.html#ny">ny</a> = <span style="font-style: italic;">39</span>, <a href="chapter_4.1.html#nz">nz</a> = <span style="font-style: italic;">40</span>,<br> <a href="chapter_4.1.html#dx">dx</a> = <span style="font-style: italic;">50.0</span>, <a href="chapter_4.1.html#dy">dy</a> = <span style="font-style: italic;">50.0</span>, <a href="chapter_4.1.html#dz">dz</a> = <span style="font-style: italic;">50.0</span>,<br> <a href="chapter_4.1.html#dz_stretch_level">dz_stretch_level</a> = <span style="font-style: italic;">1200.0</span>,<br> <a href="chapter_4.1.html#fft_method">fft_method</a> = <span style="font-style: italic;">'temperton-algorithm'</span>,<br> <a href="chapter_4.1.html#initializing_actions">initializing_actions</a> = <span style="font-style: italic;">'set_constant_profiles'</span>,<br> <a href="chapter_4.1.html#ug_surface">ug_surface</a> = <span style="font-style: italic;">0.0</span>, <a href="chapter_4.1.html#vg_surface">vg_surface</a> = <span style="font-style: italic;">0.0</span>,<br> <a href="chapter_4.1.html#pt_vertical_gradient">pt_vertical_gradient</a> = <span style="font-style: italic;">0.0</span>, <span style="font-style: italic;">1.0</span>,<br> <a href="chapter_4.1.html#pt_vertical_gradient_level">pt_vertical_gradient_level</a> = <span style="font-style: italic;">0.0</span>, <span style="font-style: italic;">800.0</span>,<br> <a href="chapter_4.1.html#surface_heatflux">surface_heatflux</a> = <span style="font-style: italic;">0.1</span>, <a href="chapter_4.1.html#bc_pt_b">bc_pt_b</a> = <span style="font-style: italic;">'neumann'</span>,/<br><br>&amp;d3par <a href="chapter_4.2.html#end_time">end_time</a> = <span style="font-style: italic;">3600.0</span>,<br> <a href="chapter_4.2.html#create_disturbances">create_disturbances</a> = <span style="font-style: italic;">.T.</span>,<br> <a href="chapter_4.2.html#dt_disturb">dt_disturb</a> = <span style="font-style: italic;">150.0</span>, <a href="chapter_4.2.html#disturbance_energy_limit">disturbance_energy_limit</a> = <span style="font-style: italic;">0.01</span>,<br> <a href="chapter_4.2.html#dt_run_control">dt_run_control</a> = <span style="font-style: italic;">0.0</span>,<br> <a href="chapter_4.2.html#data_output">data_output</a> = <span style="font-style: italic;">'w_xy'</span>, <span style="font-style: italic;">'w_xz'</span>, <span style="font-style: italic;">'w_xz_av'</span>, <span style="font-style: italic;">'pt_xy'</span>, <span style="font-style: italic;">'pt_xz'</span>,<br> <a href="chapter_4.2.html#dt_data_output">dt_data_output</a> = <span style="font-style: italic;">900.0</span>,<br> <a href="chapter_4.2.html#dt_data_output_av">dt_data_output_av</a> = <span style="font-style: italic;">1800.0</span>,<br> <a href="chapter_4.2.html#averaging_interval">averaging_interval</a> = <span style="font-style: italic;">900.0</span>,<br> <a href="chapter_4.2.html#dt_averaging_input">dt_averaging_input</a> = <span style="font-style: italic;">10.0</span>,<br> <a href="chapter_4.2.html#section_xy">section_xy</a> = <span style="font-style: italic;">2</span>, <span style="font-style: italic;">10</span>, <a href="chapter_4.2.html#section_xz">section_xz</a> = <span style="font-style: italic;">20</span>,<br> <a href="chapter_4.2.html#data_output_2d_on_each_pe">data_output_2d_on_each_pe</a> = <span style="font-style: italic;">.F.</span>,<br> <a href="chapter_4.2.html#dt_dopr">dt_dopr</a> = <span style="font-style: italic;">900.0</span>, <a href="chapter_4.2.html#averaging_interval_pr">averaging_interval_pr</a> = <span style="font-style: italic;">600.0</span>,<br> <a href="chapter_4.2.html#dt_averaging_input_pr">dt_averaging_input_pr</a> = <span style="font-style: italic;">10.0</span>,<br> <a href="chapter_4.2.html#data_output_pr">data_output_pr</a> = <span style="font-style: italic;">'#pt'</span>, <span style="font-style: italic;">'w&rdquo;pt&rdquo;'</span>, <span style="font-style: italic;">'w*pt*'</span>, <span style="font-style: italic;">'wpt'</span>, <span style="font-style: italic;">'w*2'</span>, <span style="font-style: italic;">'pt*2'</span>,<br> <a href="chapter_4.2.html#cross_profiles">cross_profiles</a> = <span style="font-style: italic;">' pt '</span>, <span style="font-style: italic;">' w"pt" w*pt* wpt '</span>, <span style="font-style: italic;">' w*2 '</span>, <span style="font-style: italic;">' pt*2 '</span>,<br> <a href="chapter_4.2.html#cross_xtext">cross_xtext</a> = <span style="font-style: italic;">'pot. temperature in K'</span>,<br> <span style="font-style: italic;">'heat flux in K ms&gt;-&gt;1'</span>,<br> <span style="font-style: italic;">'velocity variance in m&gt;2s&gt;-&gt;2'</span>,<br> <span style="font-style: italic;">'temperature variance in K&gt;2'</span>,<br> <a href="chapter_4.2.html#z_max_do1d">z_max_do1d</a> = <span style="font-style: italic;">1500.0</span>, /</pre><p style="line-height: 100%;"><br><br></p>
     34<p style="line-height: 100%;">The initialization
     35parameters (<tt><font style="font-size: 10pt;" size="2">&amp;inipar</font></tt>)
    4036are located at the beginning of the file. For analysis of a
    4137convective boundary layer of approx. 1000 m thickness the horizontal
     
    4339order to resolve the convective structures a grid spacing of <b>dx</b>
    4440=
    45 <b>dy</b> = <b>dz</b> = <i>50 m</i> is enough, since the typical
     41<b>dy</b> = <b>dz</b> = <i>50 m</i>
     42is enough, since the typical
    4643diameter of convective plumes is more than 100 m. Thereby the
    4744upper array index in the two horizontal directions needs to be <b>nx</b>
    4845= <b>ny</b> = <i>39</i>. <font color="#000000">Since in
    4946each case the lower array index has the value 0, 40 grid points are
    50 used along both horizontal directions.</font> In the vertical direction
     47used along both horizontal directions.</font> In the vertical
     48direction
    5149the domain must be high enough to include the entrainment processes at
    5250the top of the boundary layer as well as the propagation of gravity
     
    5654layer. This can be obtained by a vertical stretching of the grid
    5755starting
    58 from 1200 m via <b>dz_stretch_level</b> = <i>1200.0 m.</i> This saves
     56from 1200 m via <b>dz_stretch_level</b> = <i>1200.0
     57m.</i> This saves
    5958grid points and computing time. <font color="#800000">T</font><font color="#000000">he
    6059upper boundary of the model is located at (see </font><a href="chapter_4.1.html#dz_stretch_factor"><font color="#000000">dz_stretch_factor</font></a><font color="#000000">)
    61 &hellip; m (computed by the model)</font>.</p><p style="line-height: 100%;">Fast Fourier transformations are calculated using the Temperton-algorithm, which -on the IBM Regatta- is faster than the default system-specific algorithm (from IBM essl library).</p><p style="line-height: 100%;">The initial profiles for
     60&hellip; m (computed by the model)</font>.</p><p style="line-height: 100%;">Fast Fourier transformations are
     61calculated using the Temperton-algorithm, which -on the IBM Regatta- is
     62faster than the default system-specific algorithm (from IBM essl
     63library).</p><p style="line-height: 100%;">The
     64initial profiles for
    6265wind and temperature can be assigned via <b>initializing_actions</b>
    6366= <span style="font-style: italic;">'set_constant_profiles'</span>.
    6467The wind speed, constant with
    65 height, amounts to <b>ug_surface</b> = <b>vg_surface</b> = <i>0.0 m/s</i>. In order
     68height, amounts to <b>ug_surface</b> = <b>vg_surface</b>
     69= <i>0.0 m/s</i>. In order
    6670to allow for a fast onset of convection, a neutral stratified layer up
    6771to z
    6872= 800 m capped by an inversion with dtheta/dz = 1K/100 m is given:
    6973<b>pt_vertical_gradient</b> = <i>0.0, 1.0</i>,
    70 <b>pt_vertical_gradient_level</b> = <i>0.0, 800.0.</i> The surface
     74<b>pt_vertical_gradient_level</b> = <i>0.0, 800.0.</i>
     75The surface
    7176temperature, which by default amounts to 300 K, provides the fixed
    7277point for the temperature profile (see <a href="chapter_4.1.html#pt_surface">pt_surface</a>).
    7378Convection is driven by a given, near-surface sensible heat flux via <b>surface_heatflux</b>
    74 = <i>0.1 K m/s.</i> A given surface sensible heta flux requires the
     79= <i>0.1 K m/s.</i> A given surface sensible heta flux
     80requires the
    7581bottom boundary condition for potential temperature to be <b>bc_pt_b</b>
    7682=
    77 <span style="font-style: italic;">'neumann'</span> . Thus
     83<span style="font-style: italic;">'neumann'</span> .
     84Thus
    7885all initialization parameters are determined. These can not be
    7986changed during the run (also not for restart runs). </p>
    8087<p style="line-height: 100%;">Now the run parameters (<tt><font style="font-size: 10pt;" size="2">&amp;d3par</font></tt>)
    8188must be specified. To produce a quasi stationary boundary layer the
    82 simulated time should be at least one hour, i.e. <b>end_time</b> = <i>3600
    83 s.</i> To stimulate convection, the initially homogeneous (zero) wind
     89simulated time should be at least one hour, i.e. <b>end_time</b>
     90= <i>3600
     91s.</i> To stimulate convection, the initially homogeneous (zero)
     92wind
    8493field must be disturbed (<b>create_disturbances</b> = <i>.T.</i>).
    8594These perturbations should be repeated in a temporal interval of
    86 <b>dt_disturb</b> = <i>150.0 s</i> until the energy of the
    87 perturbations exceeds the value <b>disturbance_energy_limit</b> = 0.<i>01
    88 m<sup>2</sup>/s<sup>2</sup></i>. After each time step run time
     95<b>dt_disturb</b> = <i>150.0 s</i> until the
     96energy of the
     97perturbations exceeds the value <b>disturbance_energy_limit</b>
     98= 0.<i>01
     99m<sup>2</sup>/s<sup>2</sup></i>. After
     100each time step run time
    89101informations (e.g. size of the timestep, maximum velocities, etc.) are
    90102to be written to the local file <a href="chapter_3.4.html#RUN_CONTROL">RUN_CONTROL</a>
    91 (<b>dt_run_control</b> = <i>0.0 s</i>).</p><p style="line-height: 100%;">Instantaneous cross section data of vertical velocity (<span style="font-style: italic;">w</span>) and potential temperature (<span style="font-style: italic;">pt</span>) are to be output for horizontal (<span style="font-style: italic;">xy</span>) and vertical (<span style="font-style: italic;">xz</span>) cross sections, and additionally, time averaged (<span style="font-style: italic;">av</span>) vertical cross section data are to be output for the vertical velocity: <span style="font-weight: bold;">data_output</span> = <span style="font-style: italic;">'w_xy'</span>, <span style="font-style: italic;">'w_xz'</span>, <span style="font-style: italic;">'w_xz_av'</span>, <span style="font-style: italic;">'pt_xy'</span>, <span style="font-style: italic;">'pt_xz'</span>. Output of instantaneous (time averaged) data is done after each 900 (1800)s: <span style="font-weight: bold;">dt_data_output</span> = <span style="font-style: italic;">900.0</span>, <span style="font-weight: bold;">dt_data_output_av</span> = <span style="font-style: italic;">1800.0</span>. The averaged data are time averaged over the last 900.0 s, where the temporal interval of data entering the average is 10 s: <span style="font-weight: bold;">averaging_interval</span> = <span style="font-style: italic;">900.0</span>, <span style="font-weight: bold;">dt_averaging_input</span> = <span style="font-style: italic;">10.0</span>.
     103(<b>dt_run_control</b> = <i>0.0 s</i>).</p><p style="line-height: 100%;">Instantaneous cross section data
     104of vertical velocity (<span style="font-style: italic;">w</span>)
     105and potential temperature (<span style="font-style: italic;">pt</span>)
     106are to be output for horizontal (<span style="font-style: italic;">xy</span>)
     107and vertical (<span style="font-style: italic;">xz</span>)
     108cross sections, and additionally, time averaged (<span style="font-style: italic;">av</span>) vertical cross
     109section data are to be output for the vertical velocity: <span style="font-weight: bold;">data_output</span> = <span style="font-style: italic;">'w_xy'</span>, <span style="font-style: italic;">'w_xz'</span>, <span style="font-style: italic;">'w_xz_av'</span>, <span style="font-style: italic;">'pt_xy'</span>, <span style="font-style: italic;">'pt_xz'</span>. Output of
     110instantaneous (time averaged) data is done after each 900 (1800)s: <span style="font-weight: bold;">dt_data_output</span> = <span style="font-style: italic;">900.0</span>, <span style="font-weight: bold;">dt_data_output_av</span> = <span style="font-style: italic;">1800.0</span>. The
     111averaged data are time averaged over the last 900.0 s, where the
     112temporal interval of data entering the average is 10 s: <span style="font-weight: bold;">averaging_interval</span> =
     113<span style="font-style: italic;">900.0</span>, <span style="font-weight: bold;">dt_averaging_input</span> =
     114<span style="font-style: italic;">10.0</span>.
    92115Horizontal cross sections are output for vertical levels with grid
    93 index k=2 and k=10, vertical cross sections are output for index j=20: <span style="font-weight: bold;">section_xy</span> = <span style="font-style: italic;">2</span>, <span style="font-style: italic;">10</span>, <span style="font-weight: bold;">section_xz</span> = <span style="font-style: italic;">20</span>. For runs on more than one processor, cross section data are collected and output on PE0: <span style="font-weight: bold;">data_output_2d_on_each_pe</span> = <span style="font-style: italic;">.F.</span>.</p><p style="line-height: 100%;">Output
     116index k=2 and k=10, vertical cross sections are output for index j=20: <span style="font-weight: bold;">section_xy</span> = <span style="font-style: italic;">2</span>, <span style="font-style: italic;">10</span>, <span style="font-weight: bold;">section_xz</span> = <span style="font-style: italic;">20</span>. For runs on
     117more than one processor, cross section data are collected and output on
     118PE0: <span style="font-weight: bold;">data_output_2d_on_each_pe</span>
     119= <span style="font-style: italic;">.F.</span>.</p><p style="line-height: 100%;">Output
    94120of vertical profiles is to be done after each 900 s. The profiles shall
    95 be temporally averaged<font color="#000000"> over the last <font color="#000000">600 </font>seconds, </font>whereby
     121be temporally averaged<font color="#000000"> over the last
     122<font color="#000000">600 </font>seconds, </font>whereby
    96123the temporal interval of the profiles entering the average has to be
    97 10 s: <b>dt_dopr</b> = <i>900.0 s</i>, <b>averaging_interval_pr</b> =
    98 <i>600.0 s</i>, <b>dt_averaging_input_pr</b> = <i>10.0 s.</i> The temperature
     12410 s: <b>dt_dopr</b> = <i>900.0 s</i>, <b>averaging_interval_pr</b>
     125=
     126<i>600.0 s</i>, <b>dt_averaging_input_pr</b> =
     127<i>10.0 s.</i> The temperature
    99128profile including the initial temperature profile (therefore <span style="font-style: italic;">'#pt'</span>),
    100129the subgrid scale, resolved and total vertical sensible heat flux as
    101130well as the variances of the vertical velocity and the potential
    102 temperature are to be output:&nbsp; <b>data_output_pr</b> = <span style="font-style: italic;">'#pt'</span><i>, 'w"pt&rdquo;',
    103 'w*pt*', 'wpt', 'w*2', 'pt*2'</i>.</p><p style="line-height: 100%;">If the data output format for graphic software <span style="font-weight: bold;">profil</span> is selected (see <a href="chapter_4.2.html#data_output_format">data_output_format</a>), the temperature
     131temperature are to be output:&nbsp; <b>data_output_pr</b>
     132= <span style="font-style: italic;">'#pt'</span><i>,
     133'w"pt&rdquo;',
     134'w*pt*', 'wpt', 'w*2', 'pt*2'</i>.</p><p style="line-height: 100%;">If the data output format for
     135graphic software <span style="font-weight: bold;">profil</span>
     136is selected (see <a href="chapter_4.2.html#data_output_format">data_output_format</a>),
     137the temperature
    104138profile and the individual variances are to be drawn into independent
    105 coordinate systems, and in contrast to this all heat flux profiles are to
     139coordinate systems, and in contrast to this all heat flux profiles are
     140to
    106141be
    107142drawn into the same system: <b>cross_profiles</b> = <span style="font-style: italic;">'pt'</span><i>,
    108143'w"pt"w*pt*wpt', 'w*2', 'pt*2'</i>. The legend of the x
    109144axes of these systems is set to <b>cross_xtext</b>= <i>'pot.
    110 temperature in K', 'heat flux in K ms&gt;-&gt;1', 'velocity variance
     145temperature in K', 'heat flux in K ms&gt;-&gt;1', 'velocity
     146variance
    111147in m&gt;2s&gt;-&gt;2', 'temperature variance in K&gt;2'</i>.
    112148The profiles are to be drawn up to a height level of <b>z_max_do1d</b>
     
    118154this run, choosing of e.g. 8 PEs is sufficient. By default, a 1d domain
    119155decomposition along x is used on the IBM-Regatta, which means that a
    120 virtual processor topology (grid) of 8*1 (x*y) is used. (<span style="font-weight: bold;">Note:</span> the user may adjust this
     156virtual processor topology (grid) of 8*1 (x*y) is used. (<span style="font-weight: bold;">Note:</span> the user may
     157adjust this
    121158default domain decomposition with the help of the parameters <a href="chapter_4.1.html#npex">npex</a>
    122159and <a href="chapter_4.1.html#npey">npey</a>).
    123 </p>
    124 <p style="line-height: 100%;">Provided that the parameters
     160</p><p style="line-height: 100%;">Provided that the
     161parameters
    125162file described above are set within the file </p>
    126 <ul>
    127   <pre style="margin-bottom: 0.5cm; line-height: 100%;"><font style="font-size: 10pt;" size="2">~/palm/current_version/JOBS/example/INPUT/example_p3d</font></pre>
    128 </ul>
    129 <p style="line-height: 100%;">and that the conditions mentioned in the
     163<ul> <pre style="margin-bottom: 0.5cm; line-height: 100%;"><font style="font-size: 10pt;" size="2">~/palm/current_version/JOBS/example/INPUT/example_p3d</font></pre></ul><p style="line-height: 100%;">and that the conditions
     164mentioned in the
    130165first sections of <a href="chapter_3.2.html">chapter
    1311663.2</a> are met, the model run can be started with the command </p>
    132167<p style="line-height: 100%;"><font face="Cumberland, monospace"><font style="font-size: 10pt;" size="2">mrun
    133 -d example -h ibmh -K parallel -X 8 -T 8 -t 1800 -q cdev -r &ldquo;d3# xy# xz# pr#&rdquo;</font></font></p>
    134 <p style="line-height: 100%;">The output files will appear in the
     168-d example -h ibmh -K parallel -X 8 -T 8 -t 1800 -q cdev -r
     169&ldquo;d3# xy# xz# pr#&rdquo;</font></font></p>
     170<p style="line-height: 100%;">The output files will appear
     171in the
    135172directories </p>
    136 <blockquote style="line-height: 100%;"><tt><font style="font-size: 10pt;" size="2">~/palm/current_version/JOBS/example/MONITORING</font></tt><font style="font-size: 10pt;" size="2"><br>
    137   </font><tt><font style="font-size: 10pt;" size="2">~/palm/current_version/JOBS/example/OUTPUT
     173<blockquote style="line-height: 100%;"><tt><font style="font-size: 10pt;" size="2">~/palm/current_version/JOBS/example/MONITORING</font></tt><font style="font-size: 10pt;" size="2"><br> </font><tt><font style="font-size: 10pt;" size="2">~/palm/current_version/JOBS/example/OUTPUT
    138174,</font></tt></blockquote>
    139 <p style="line-height: 100%;">while the job protocol will appear in
     175<p style="line-height: 100%;">while the job protocol will
     176appear in
    140177directory <font style="font-size: 10pt;" size="2"><font face="Cumberland, monospace">~/</font></font><tt><font style="font-size: 10pt;" size="2"><font face="Cumberland, monospace">job_queue</font></font></tt>.
    141178<br>
    142179&nbsp; </p>
    143 <hr>
    144 <p style="line-height: 100%;"><br>
    145 <font color="#000080"><font color="#000080"><a href="chapter_4.3.html"><font color="#000080"><img name="Grafik1" src="left.gif" align="bottom" border="2" height="32" width="32"></font></a><a href="index.html"><font color="#000080"><img name="Grafik2" src="up.gif" align="bottom" border="2" height="32" width="32"></font></a><a href="chapter_4.5.html"><font color="#000080"><img name="Grafik3" src="right.gif" align="bottom" border="2" height="32" width="32"></font></a></font></font></p>
    146 <p style="line-height: 100%;"><i>Last change:&nbsp; 13/04/06</i> (SR)
    147 <br>
    148 &nbsp; <br>
     180<hr><p style="line-height: 100%;"><br><font color="#000080"><font color="#000080"><a href="chapter_4.3.html"><font color="#000080"><img name="Grafik1" src="left.gif" align="bottom" border="2" height="32" width="32"></font></a><a href="index.html"><font color="#000080"><img name="Grafik2" src="up.gif" align="bottom" border="2" height="32" width="32"></font></a><a href="chapter_4.5.html"><font color="#000080"><img name="Grafik3" src="right.gif" align="bottom" border="2" height="32" width="32"></font></a></font></font></p><p style="line-height: 100%;"><i>Last change:&nbsp;
     181</i>$Id$
     182<br>&nbsp; <br>
    149183&nbsp; </p>
    150184</body></html>
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