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<document xmlns="http://cnx.rice.edu/cnxml" xmlns:md="http://cnx.rice.edu/mdml/0.4" xmlns:bib="http://bibtexml.sf.net/" id="id13077684">
<name>Analyzing Dynamic Characteristics</name>
<metadata>
  <md:version>1.1</md:version>
  <md:created>2007/01/29 16:56:24.526 US/Central</md:created>
  <md:revised>2007/01/29 17:10:33.430 US/Central</md:revised>
  <md:authorlist>
      <md:author id="eluther">
      <md:firstname>Erik</md:firstname>
      <md:othername>B</md:othername>
      <md:surname>Luther</md:surname>
      <md:email>erik.luther@ni.com</md:email>
    </md:author>
  </md:authorlist>

  <md:maintainerlist>
    <md:maintainer id="eluther">
      <md:firstname>Erik</md:firstname>
      <md:othername>B</md:othername>
      <md:surname>Luther</md:surname>
      <md:email>erik.luther@ni.com</md:email>
    </md:maintainer>
  </md:maintainerlist>
  
  

  <md:abstract/>
</metadata>
<content>
<section id="id13958788">
<name>Dynamic Characteristics Palette:</name>
<para id="id13321349">The VIs found here are used to find the
dynamic properties of a system (i.e. Root Locus, DC Gain, Time
Response Parametric Data, etc).</para>
<figure id="id13953387">
<media type="image/png" src="Graphic1.png"/>
</figure>
<para id="id13941735">The most frequently used VI of this
sub-palette is CD Root Locus. This VI plots the trajectory of
closed loop poles as the feedback gain varies from zero to
infinity.</para>
<section id="id13866583">
<name>CD Root Locus.vi:</name>
<figure id="id13950110">
<media type="image/png" src="Graphic2.png"/>
</figure>
<para id="id13979081">This function gives the Root Locus plot of a
system. This polymorphic VI accepts any model as an input,
including Transfer Function, State-Space or Pole-Zero-Gain models.
The indicator for this VI is created in the same fashion as that
for CD Nyquist, and the grid type can only be changed from the
Block Diagram.</para>
<figure id="id13765589">
<media type="image/png" src="Graphic3.png"/>
</figure>
<para id="id13942388">The Root Locus plot in the Front Panel is
shown here. This function also plots the Evans plot or trajectory
of closed-loop poles.</para>
<figure id="id13939707">
<media type="image/png" src="Graphic4.png"/>
</figure>
</section>
<section id="id13945061">
<name>DC Gain.vi:</name>
<para id="id13861035">This VI calculates the DC Gain of the
system.</para>
<figure id="id13864305">
<media type="image/png" src="Graphic5.png"/>
</figure>
<para id="id13948392">The DC Gain of the system is shown in the
Front Panel.</para>
<figure id="id13368053">
<media type="image/png" src="Graphic6.png"/>
</figure>
</section>
</section>
</content>
</document>
