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      <title>MOMENT</title>
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      <div class="title_refTopic" id="xps10_pagetitle">MOMENT </div>
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      <h4 class="refClassification">Static Moment </h4>
      <p class="para_refTopic">Defines a static concentrated moment at a grid point by specifying a scale factor and a vector that determines the direction. </p>
      <div class="title_refCategory">Format: </div>
      <div class="refCategoryContent">
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                     <p class="para_th">1 </p>
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                  <th align="center" colspan="1" rowspan="1">
                     <p class="para_th">2 </p>
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                     <p class="para_th">3 </p>
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                     <p class="para_th">4 </p>
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                     <p class="para_th">5 </p>
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                     <p class="para_th">6 </p>
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                     <p class="para_th">7 </p>
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                     <p class="para_th">8 </p>
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                     <p class="para_th">9 </p>
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                     <p class="para_th">10 </p>
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                     <p class="para_td">MOMENT </p>
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                     <p class="para_td">SID </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">G </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">CID </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">M </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">N1 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">N2 </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">N3 </p>
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                  <td align="center" bgcolor="gray" colspan="1" rowspan="1">
                     <p class="para_td">&nbsp; </p>
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                     <p class="para_td">&nbsp; </p>
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      <div class="title_refCategory">Example: </div>
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                     <p class="para_td">MOMENT </p>
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                     <p class="para_td">2 </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">5 </p>
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                     <p class="para_td">6 </p>
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                     <p class="para_td">2.9 </p>
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                     <p class="para_td">0.0 </p>
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                     <p class="para_td">1.0 </p>
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                     <p class="para_td">0.0 </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">&nbsp; </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">&nbsp; </p>
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      <div class="title_refCategory">Fields:</div>
      <div class="refCategoryContent">
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                     <p class="para_th"><b class="uiTerm">Field </b></p>
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                     <p class="para_th"><b class="uiTerm">Contents </b></p>
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            <tbody>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">SID </p>
                  </td>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Load set identification number.  (Integer &gt; 0) </p>
                  </td>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">G </p>
                  </td>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Grid point identification number at which the moment is applied.  (Integer &gt; 0) </p>
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                     <p class="para_td">CID </p>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Coordinate system identification number.  (Integer &ge; 0 or blank) </p>
                  </td>
               </tr>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">M </p>
                  </td>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Scale factor.  (Real) </p>
                  </td>
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                     <p class="para_td">Ni </p>
                  </td>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Components of the vector measured in the coordinate system defined by CID.  (Real; at least one Ni &ne; 0.0) </p>
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      <div class="title_refCategory">Remarks: </div>
      <div class="refCategoryContent">
         <ol type="1" start="1">
            <li>
               <p class="para_item">The static moment applied to grid point G is given by </p>
               <p align="left"><img align="bottom" src="graphics/bulkmno-equ29.gif"></p>
               <p class="para_item">where </p>
               <p class="para_item"><img align="bottom" src="graphics/bulkmno-ufig06.gif" border="0"> is the vector defined by (N1, N2, N3).  
               </p>
               <p class="para_item">The magnitude of <img align="bottom" src="graphics/bulkmno-ufig07.gif" border="0"> is equal to M times the magnitude of <img align="bottom" src="graphics/bulkmno-ufig06.gif" border="0">. 
               </p>
            </li>
            <li>
               <p class="para_item">In the static solution sequences, the load set ID (SID) is selected by the Case Control command, LOAD.  In the dynamic solution sequences, SID must be referenced in the LID field of an LSEQ entry, which in turn must be selected by the Case Control command LOADSET. </p>
            </li>
            <li>
               <p class="para_item">A CID of zero or blank references the basic coordinate system. </p>
            </li>
            <li>
               <p class="para_item">For scalar points see SLOAD. </p>
            </li>
         </ol>
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      <div class="title_refCategory">Remarks related to SOLs 601 and 701: </div>
      <div class="refCategoryContent">
         <ol type="1" start="1">
            <li>
               <p class="para_item">To apply a moment with constant magnitude, SID is selected by Case Control command LOAD = SID for both static and transient analyses. </p>
            </li>
            <li>
               <p class="para_item">To apply a time-dependent moment, SID is referenced by the field EXCITEID = SID in the TLOAD1 entry. Time-dependent loads are selected by Case Control command DLOAD. </p>
            </li>
         </ol>
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