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1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
2<html><head>
3<meta content="text/html; charset=windows-1252" http-equiv="CONTENT-TYPE"><title>PALM chapter 1.0</title> <meta content="StarOffice 7 (Win32)" name="GENERATOR"> <meta content="Marcus Oliver Letzel" name="AUTHOR"> <meta content="20040719;13375546" name="CREATED"> <meta content="20041112;13163393" name="CHANGED"> <meta content="parallel LES model" name="KEYWORDS"> <style>
4<!--
5@page { size: 21cm 29.7cm }
6-->
7</style></head>
8
9<body style="direction: ltr;" lang="de-DE"><h2 style="line-height: 100%;"><font size="4">1.0
10Introduction</font></h2>
11<p style="line-height: 100%;">This documentation wants to
12give
13assistance how to carry out runs with the large eddy simulation
14model <span style="background: transparent none repeat scroll 0% 50%; -moz-background-clip: initial; -moz-background-origin: initial; -moz-background-inline-policy: initial;">PALM.</span>
15It contains
16<font color="#000000">instructions</font><font color="#800000"> </font>for
17the installation of the model (<a href="chapter_5.0.html">chapter
185.0</a>), for the practical execution of application runs (<a href="chapter_3.0.html">chapter
193.0</a>) and for the steering of the model by parameters (<a href="chapter_4.0.html">chapter
204.0</a>). New users should first of all read <a href="chapter_2.0.html">chapters
212.0</a> and <a href="chapter_3.0.html">3.0</a>
22(up to and including <a href="chapter_3.5.html">3.5</a>).
23</p>
24<p style="line-height: 100%;"><b>This documentation
25does not explain
26the <font color="#000000">mathematical,</font>
27numerical and physical
28background of large eddy simulation models and it also does not
29provide appropriate meteorological background knowledge. Good
30knowledge concerning this is presupposed and is indispensable for a
31successful application of the model.</b> In addition to this,
32knowledge of the operating system<span style="background: transparent none repeat scroll 0% 50%; -moz-background-clip: initial; -moz-background-origin: initial; -moz-background-inline-policy: initial;">
33Unix, </span>the <span style="background: transparent none repeat scroll 0% 50%; -moz-background-clip: initial; -moz-background-origin: initial; -moz-background-inline-policy: initial;">Queueing
34System (NQS, PBS, Load Leveler, etc.)</span> to generate batch
35jobs,
36the basic functionality of <font color="#000000">parallel
37computers
38</font>and the programming language <span style="background: transparent none repeat scroll 0% 50%; -moz-background-clip: initial; -moz-background-origin: initial; -moz-background-inline-policy: initial;">FORTRAN90
39(particularly</span>, if code extensions are to be written by the
40user) are presupposed. Programming user-defined software usually
41requires exact knowledge of the internal model structure. First insight
42herei<span style="background: transparent none repeat scroll 0% 50%; -moz-background-clip: initial; -moz-background-origin: initial; -moz-background-inline-policy: initial;">n
43<font color="#000000">is
44given</font></span> in <a href="chapter_2.0.html">chapter
452.0</a> and in the <a href="../tec/index.html">technical/numerical
46documentation</a>. The information obtained there is usually not
47<font color="#000000">sufficient</font> and has to
48be accompanied by
49detailed study of the source code of the model. A<span style="background: transparent none repeat scroll 0% 50%; -moz-background-clip: initial; -moz-background-origin: initial; -moz-background-inline-policy: initial;">dditional
50</span>experience in parallel programming with the
51message passing interface<span style="background: transparent none repeat scroll 0% 50%; -moz-background-clip: initial; -moz-background-origin: initial; -moz-background-inline-policy: initial;">
52(MPI)</span> maybe presupposed. </p>
53<p style="line-height: 100%;">A documentation lives on
54criticism and
55suggestions by users. T<font color="#000000">hi</font>s
56is expressly
57requested. Please contact&nbsp; the PALM group
58(<span style="background: transparent none repeat scroll 0% 50%; -moz-background-clip: initial; -moz-background-origin: initial; -moz-background-inline-policy: initial;">see
59<a href="http://www.muk.uni-hannover.de/%7Eraasch/PALM_group/PALM_group.html#0">members</a></span>).
60The model documentation is regularly maintained and brought up-to-date
61by the PALM group. The date of the last code
62revision is specified at the top of the table of contents of this
63documentation. <br>
64&nbsp;
65</p><hr><font color="#000080"><font color="#000080"><br>
66<a href="index.html"><font color="#000080"><img name="Grafik1" src="up.gif" align="bottom" border="2" height="32" width="32"></font></a><a href="chapter_2.0.html"><font color="#000080"><img name="Grafik2" src="right.gif" align="bottom" border="2" height="32" width="32"></font></a></font></font><br><br>
67<span style="font-style: italic;">Last change:</span>
68$Id: chapter_1.0.html 62 2007-03-13 02:52:40Z raasch $<br>
69<br></body></html>
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