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      <title>BGSET</title>
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      <div class="title_refTopic" id="xps10_pagetitle">BGSET </div>
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      <h4 class="refClassification">3D Glue Contact Set Definition</h4>
      <p class="para_refTopic">Defines glued contact pairs of a 3D set.</p>
      <div class="title_refCategory">Format: </div>
      <div class="refCategoryContent">
         <table border="1" width="100%" align="center">
            <colgroup span="1">
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">1 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">2 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">3 </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">4 </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">5 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">6 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">7 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">8 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">9 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">10 </p>
                  </td>
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            </thead>
            <tbody>
               <tr>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">BGSET </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">GSID </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">SID1&nbsp; </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">TID1 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">SDIST1 </p>
                  </td>
                  <td align="center" bgcolor="" colspan="1" rowspan="1">
                     <p class="para_td">PEN</p>
                  </td>
                  <td align="center" bgcolor="" colspan="1" rowspan="1">
                     <p class="para_td">&nbsp; </p>
                  </td>
                  <td align="center" bgcolor="" colspan="1" rowspan="1">
                     <p class="para_td">&nbsp; </p>
                  </td>
                  <td align="center" bgcolor="" colspan="1" rowspan="1">
                     <p class="para_td">&nbsp; </p>
                  </td>
                  <td align="center" bgcolor="" colspan="1" rowspan="1">
                     <p class="para_td">&nbsp; </p>
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                  <td colspan="1" rowspan="1" valign="top"></td>
                  <td align="center" colspan="1" rowspan="1"></td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">SID2&nbsp; </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">TID2 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">SDIST2 </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1"></td>
                  <td align="center" colspan="1" rowspan="1"></td>
                  <td align="center" colspan="1" rowspan="1"></td>
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                  <td align="center" colspan="1" rowspan="1"></td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">-etc-</p>
                  </td>
                  <td align="center" colspan="1" rowspan="1"></td>
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            </tbody>
         </table><br></div>
      <div class="title_refCategory">Example:</div>
      <div class="refCategoryContent">
         <table border="1" width="100%" align="center">
            <colgroup span="1">
               <col span="1" width="10*">
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                     <p class="para_td">BGSET </p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">4</p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">1</p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">2</p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td"></p>
                  </td>
                  <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>
                  </td>
                  <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>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">&nbsp; </p>
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               <tr>
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                  <td align="center" colspan="1" rowspan="1"></td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">4</p>
                  </td>
                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">3</p>
                  </td>
                  <td align="center" colspan="1" rowspan="1"></td>
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               </tr>
            </tbody>
         </table><br></div>
      <div class="title_refCategory">Fields:</div>
      <div class="refCategoryContent">
         <table cellpadding="8" width="100%" align="center">
            <colgroup span="1">
               <col span="1" width="16*">
               <col span="1" width="84*">
            </colgroup>
            <thead>
               <tr>
                  <th align="left" colspan="1" rowspan="1">
                     <p class="para_th"><b class="uiTerm">Field </b></p>
                  </th>
                  <th align="left" colspan="1" rowspan="1">
                     <p class="para_th"><b class="uiTerm">Contents </b></p>
                  </th>
               </tr>
            </thead>
            <tbody>
               <tr>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">GSID</p>
                  </td>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Glue set identification number. (Integer &gt; 0).</p>
                  </td>
               </tr>
               <tr>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">SIDi</p>
                  </td>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Source region identification number for glue pair i. (Integer &gt; 0)</p>
                  </td>
               </tr>
               <tr>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">TIDi</p>
                  </td>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Target region identification number for glue pair i. (Integer &gt; 0)</p>
                  </td>
               </tr>
               <tr>
                  <td colspan="1" rowspan="1" valign="top">
                     <p class="para_td">SDISTi</p>
                  </td>
                  <td colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Search distance for glue surfaces (Real); (Default=100)</p>
                  </td>
               </tr>
               <tr>
                  <td colspan="1" rowspan="1" valign="top">
                     <p class="para_td">PEN</p>
                  </td>
                  <td colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Penalty value used in calculations. The value defined on the first line will be used for all pairs. (Real);(Default=100)</p>
                  </td>
               </tr>
            </tbody>
         </table><br></div>
      <div class="title_refCategory">Remarks: </div>
      <div class="refCategoryContent">
         <ol type="1" start="1">
            <li>
               <p class="para_item">The default search distance will glue all overlapping sections of the source and target regions. This value can be used in special cases to control what subregions are to be glued.</p>
            </li>
            <li>
               <p class="para_item">Penalty factors have units of 1/(length).  A physical interpretation is that it is equivalent to the axial stiffness of a rod (K=e*E*dA) with area dA, modulus E, and length 1/e.  The default penalty factor will be sufficient for most cases. Increase it if separation of the surfaces is observed. If defined too large, numerical problems may occur.</p>
            </li>
            <li>
               <p class="para_item">Glue definitions are supported in all solution sequences except for SOL 144&ndash;146, and 701. In a SOL 153 heat transfer analysis they are treated as near infinite conductivity connections.</p>
            </li>
         </ol>
      </div>
      <div class="title_refCategory">Remarks related to SOL 601:</div>
      <div class="refCategoryContent">
         <ol type="1" start="1">
            <li>
               <p class="para_item">SDISTi and PEN are not used by SOL 601. SOL 601 uses a search distance that is equal to the largest element edge in the source and target region.</p>
            </li>
            <li>
               <p class="para_item">BGSET can only be used to glue 3D solid elements. Hence, both the source and target regions must be defined by the BSURFS entry.</p>
            </li>
            <li>
               <p class="para_item">SID and TID must be different regions and nodes on the source region must locate a segment on the target region. Hence, a smaller region should be made the source region.</p>
            </li>
         </ol>
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