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r54 r62 1 1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> 2 2 <html><head> 3 <meta content="text/html; charset=windows-1252" http-equiv="CONTENT-TYPE"> 4 5 <title>PALM chapter 4.4</title><meta content="StarOffice 7 (Win32)" name="GENERATOR"> 6 <meta content="Siegfried Raasch" name="AUTHOR"> 7 <meta content="20041013;13430732" name="CREATED"> 8 <meta content="20041117;11162734" name="CHANGED"> 9 <meta content="parallel LES model" name="KEYWORDS"> 10 <style> 11 <!-- 12 @page { size: 21cm 29.7cm } 13 --> 14 </style></head> 15 16 <body dir="ltr" lang="en-US"> 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> 6 <!-- 7 @page { size: 21cm 29.7cm } 8 --> 9 </style></head> 10 <body style="direction: ltr;" lang="en-US"><h3 style="line-height: 100%;">4.4 Example of a minimum 11 parameter set</h3> 12 <p style="line-height: 100%;">In this chapter a brief, 13 simple and 19 14 complete parameter set is described, which can be used to carry out a 20 15 model run. The presented example is available via <a href="http://www.muk.uni-hannover.de/%7Eraasch/PALM_group/INSTALL/example_p3d">example … … 22 17 file</a> described in <a href="chapter_3.2.html">chapter 23 18 3.2)</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 20 quasi-stationary, 25 21 convective, atmospheric boundary layer with <font color="#000000">zero 26 22 mean horizontal 27 wind.</font> For evaluation purposes, cross sections and horizontally averaged vertical 23 wind.</font> For evaluation purposes, cross sections and 24 horizontally averaged vertical 28 25 profiles of typical boundary layer variables 29 26 are output at the end of the run. The run shall be carried out in 30 27 batch 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 29 to carry 32 30 out a run must be provided to the model as an input file under the 33 31 local name <a href="chapter_3.4.html#PARIN">PARIN</a> 34 32 and has the following contents:</p> 35 <pre style="line-height: 100%;">&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>&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”pt”'</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>->1'</span>,<br> <span style="font-style: italic;">'velocity variance in m>2s>->2'</span>,<br> <span style="font-style: italic;">'temperature variance in K>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">&inipar</font></tt>) 33 <pre style="line-height: 100%;">&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>&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”pt”'</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>->1'</span>,<br> <span style="font-style: italic;">'velocity variance in m>2s>->2'</span>,<br> <span style="font-style: italic;">'temperature variance in K>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 35 parameters (<tt><font style="font-size: 10pt;" size="2">&inipar</font></tt>) 40 36 are located at the beginning of the file. For analysis of a 41 37 convective boundary layer of approx. 1000 m thickness the horizontal … … 43 39 order to resolve the convective structures a grid spacing of <b>dx</b> 44 40 = 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> 42 is enough, since the typical 46 43 diameter of convective plumes is more than 100 m. Thereby the 47 44 upper array index in the two horizontal directions needs to be <b>nx</b> 48 45 = <b>ny</b> = <i>39</i>. <font color="#000000">Since in 49 46 each case the lower array index has the value 0, 40 grid points are 50 used along both horizontal directions.</font> In the vertical direction 47 used along both horizontal directions.</font> In the vertical 48 direction 51 49 the domain must be high enough to include the entrainment processes at 52 50 the top of the boundary layer as well as the propagation of gravity … … 56 54 layer. This can be obtained by a vertical stretching of the grid 57 55 starting 58 from 1200 m via <b>dz_stretch_level</b> = <i>1200.0 m.</i> This saves 56 from 1200 m via <b>dz_stretch_level</b> = <i>1200.0 57 m.</i> This saves 59 58 grid points and computing time. <font color="#800000">T</font><font color="#000000">he 60 59 upper 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 … 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 … m (computed by the model)</font>.</p><p style="line-height: 100%;">Fast Fourier transformations are 61 calculated using the Temperton-algorithm, which -on the IBM Regatta- is 62 faster than the default system-specific algorithm (from IBM essl 63 library).</p><p style="line-height: 100%;">The 64 initial profiles for 62 65 wind and temperature can be assigned via <b>initializing_actions</b> 63 66 = <span style="font-style: italic;">'set_constant_profiles'</span>. 64 67 The wind speed, constant with 65 height, amounts to <b>ug_surface</b> = <b>vg_surface</b> = <i>0.0 m/s</i>. In order 68 height, amounts to <b>ug_surface</b> = <b>vg_surface</b> 69 = <i>0.0 m/s</i>. In order 66 70 to allow for a fast onset of convection, a neutral stratified layer up 67 71 to z 68 72 = 800 m capped by an inversion with dtheta/dz = 1K/100 m is given: 69 73 <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> 75 The surface 71 76 temperature, which by default amounts to 300 K, provides the fixed 72 77 point for the temperature profile (see <a href="chapter_4.1.html#pt_surface">pt_surface</a>). 73 78 Convection 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 80 requires the 75 81 bottom boundary condition for potential temperature to be <b>bc_pt_b</b> 76 82 = 77 <span style="font-style: italic;">'neumann'</span> . Thus 83 <span style="font-style: italic;">'neumann'</span> . 84 Thus 78 85 all initialization parameters are determined. These can not be 79 86 changed during the run (also not for restart runs). </p> 80 87 <p style="line-height: 100%;">Now the run parameters (<tt><font style="font-size: 10pt;" size="2">&d3par</font></tt>) 81 88 must 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 89 simulated time should be at least one hour, i.e. <b>end_time</b> 90 = <i>3600 91 s.</i> To stimulate convection, the initially homogeneous (zero) 92 wind 84 93 field must be disturbed (<b>create_disturbances</b> = <i>.T.</i>). 85 94 These 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 96 energy of the 97 perturbations exceeds the value <b>disturbance_energy_limit</b> 98 = 0.<i>01 99 m<sup>2</sup>/s<sup>2</sup></i>. After 100 each time step run time 89 101 informations (e.g. size of the timestep, maximum velocities, etc.) are 90 102 to 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 104 of vertical velocity (<span style="font-style: italic;">w</span>) 105 and potential temperature (<span style="font-style: italic;">pt</span>) 106 are to be output for horizontal (<span style="font-style: italic;">xy</span>) 107 and vertical (<span style="font-style: italic;">xz</span>) 108 cross sections, and additionally, time averaged (<span style="font-style: italic;">av</span>) vertical cross 109 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 110 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 111 averaged data are time averaged over the last 900.0 s, where the 112 temporal 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>. 92 115 Horizontal 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 116 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 117 more than one processor, cross section data are collected and output on 118 PE0: <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 94 120 of 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 121 be temporally averaged<font color="#000000"> over the last 122 <font color="#000000">600 </font>seconds, </font>whereby 96 123 the 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 124 10 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 99 128 profile including the initial temperature profile (therefore <span style="font-style: italic;">'#pt'</span>), 100 129 the subgrid scale, resolved and total vertical sensible heat flux as 101 130 well as the variances of the vertical velocity and the potential 102 temperature are to be output: <b>data_output_pr</b> = <span style="font-style: italic;">'#pt'</span><i>, 'w"pt”', 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 131 temperature are to be output: <b>data_output_pr</b> 132 = <span style="font-style: italic;">'#pt'</span><i>, 133 'w"pt”', 134 'w*pt*', 'wpt', 'w*2', 'pt*2'</i>.</p><p style="line-height: 100%;">If the data output format for 135 graphic software <span style="font-weight: bold;">profil</span> 136 is selected (see <a href="chapter_4.2.html#data_output_format">data_output_format</a>), 137 the temperature 104 138 profile and the individual variances are to be drawn into independent 105 coordinate systems, and in contrast to this all heat flux profiles are to 139 coordinate systems, and in contrast to this all heat flux profiles are 140 to 106 141 be 107 142 drawn into the same system: <b>cross_profiles</b> = <span style="font-style: italic;">'pt'</span><i>, 108 143 'w"pt"w*pt*wpt', 'w*2', 'pt*2'</i>. The legend of the x 109 144 axes of these systems is set to <b>cross_xtext</b>= <i>'pot. 110 temperature in K', 'heat flux in K ms>->1', 'velocity variance 145 temperature in K', 'heat flux in K ms>->1', 'velocity 146 variance 111 147 in m>2s>->2', 'temperature variance in K>2'</i>. 112 148 The profiles are to be drawn up to a height level of <b>z_max_do1d</b> … … 118 154 this run, choosing of e.g. 8 PEs is sufficient. By default, a 1d domain 119 155 decomposition 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 156 virtual processor topology (grid) of 8*1 (x*y) is used. (<span style="font-weight: bold;">Note:</span> the user may 157 adjust this 121 158 default domain decomposition with the help of the parameters <a href="chapter_4.1.html#npex">npex</a> 122 159 and <a href="chapter_4.1.html#npey">npey</a>). 123 </p> 124 <p style="line-height: 100%;">Provided that theparameters160 </p><p style="line-height: 100%;">Provided that the 161 parameters 125 162 file 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 164 mentioned in the 130 165 first sections of <a href="chapter_3.2.html">chapter 131 166 3.2</a> are met, the model run can be started with the command </p> 132 167 <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 “d3# xy# xz# pr#”</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 “d3# xy# xz# pr#”</font></font></p> 170 <p style="line-height: 100%;">The output files will appear 171 in the 135 172 directories </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 138 174 ,</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 176 appear in 140 177 directory <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>. 141 178 <br> 142 179 </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: 13/04/06</i> (SR) 147 <br> 148 <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: 181 </i>$Id$ 182 <br> <br> 149 183 </p> 150 184 </body></html>
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