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 <title>iMechanica - How to calculate natural frequency of a beam with 3 spans - Comments</title>
 <link>http://www.imechanica.org/node/2872</link>
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 <title>How to calculate natural frequency of a beam with 3 spans</title>
 <link>http://www.imechanica.org/node/2872</link>
 <description>&lt;p&gt;We are designing a underslung crane with 4 end trucks (3 spans). The crane girder is made of Universal Beam (UB). Can someone help to calculate the first fundamental (natural) frequency of the beam?&lt;br /&gt;
Thanks&lt;/p&gt;
&lt;br class=&quot;clear&quot; /&gt;</description>
 <comments>http://www.imechanica.org/node/2872#comments</comments>
 <category domain="http://www.imechanica.org/taxonomy/term/118">industry</category>
 <pubDate>Thu, 13 Mar 2008 00:58:36 -0400</pubDate>
 <dc:creator>Kongqian</dc:creator>
 <guid isPermaLink="false">2872 at http://www.imechanica.org</guid>
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