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      <title>BCRPARA</title>
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      <div class="title_refTopic" id="xps10_pagetitle">BCRPARA </div>
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      <h4 class="refClassification">Contact Region Parameters (SOLs 101, 601 and 701 only) </h4>
      <p class="para_refTopic">Defines parameters for a contact region. </p>
      <div class="title_refCategory">Format: </div>
      <div class="refCategoryContent">
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                     <p class="para_td">1 </p>
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                     <p class="para_td">2 </p>
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                     <p class="para_td">3 </p>
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                     <p class="para_td">4 </p>
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                     <p class="para_td">5 </p>
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                     <p class="para_td">6 </p>
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                     <p class="para_td">9 </p>
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                     <p class="para_td">10 </p>
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                     <p class="para_td">BCRPARA </p>
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                     <p class="para_td">CRID </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">SURF </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">OFFSET </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">TYPE </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">MGP </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">&nbsp; </p>
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                     <p class="para_td">&nbsp; </p>
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                     <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">BCRPARA </p>
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                     <p class="para_td">1 </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">TOP </p>
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                  <td align="center" colspan="1" rowspan="1">
                     <p class="para_td">0.02 </p>
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                     <p class="para_td">&nbsp; </p>
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                     <p class="para_td">&nbsp; </p>
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                     <p class="para_td">&nbsp; </p>
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                     <p class="para_td">&nbsp; </p>
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                     <p class="para_td">&nbsp; </p>
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                     <p class="para_td">&nbsp; </p>
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      <div class="title_refCategory">Fields:</div>
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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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                     <p class="para_td">CRID </p>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Contact region ID.  (Integer &gt; 0) </p>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">SURF </p>
                  </td>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Indicates the contact side. See Remark 1. (Character=&ldquo;TOP&rdquo; or &ldquo;BOT&rdquo;; Default=&ldquo;TOP&rdquo;) </p>
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                     <p class="para_td">OFFSET </p>
                  </td>
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                     <p class="para_td">Offset distance for the contact region. See Remark 2. </p>
                     <p class="para_td">(Real &ge; 0.0, Default =OFFSET value in BCTPARA entry) </p>
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                     <p class="para_td">TYPE </p>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Indicates whether a contact region is a rigid surface if it is used as a target region. See Remarks 3 to 5. (Character=&ldquo;RIGID&rdquo;or &ldquo;FLEX&rdquo;, Default=&ldquo;FLEX&rdquo;). This is not supported for SOL 101. </p>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">MGP </p>
                  </td>
                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Master grid point for a target contact region with TYPE=RIGID or when the rigid-target algorithm is used. The master grid point may be used to control the motion of a rigid surface. (Integer &ge; 0,; Default=0) This is not supported for SOL 101. </p>
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      <div class="title_refCategory">Remarks: </div>
      <div class="refCategoryContent">
         <ol type="1" start="1">
            <li>
               <p class="para_item">SURF is applicable only for a single-sided contact region not attached to 3D solid elements and is used as a target region. For a contact region attached to 3D solid elements, the contact side is automatically determined by the program. For a contact region used as a source region (contactor), it does not matter which is the contact side. </p>
            </li>
            <li>
               <p class="para_item">OFFSET is only applicable when the rigid target algorithm is not selected, (i.e., TYPE or XTYPE=0 or 1 in the BCTPARA entry). </p>
            </li>
            <li>
               <p class="para_item">TYPE is ignored if the contact region is used as a source region. </p>
            </li>
            <li>
               <p class="para_item">TYPE is ignored if a rigid target algorithm is selected (i.e., TYPE=2 for SOL 601 or XTYPE=3 for SOL 701 in the BCTPARA entry), since any contact region used as a target region is automatically set as rigid. </p>
            </li>
            <li>
               <p class="para_item">A rigid target surface must be defined on shell elements, i.e., using BSURF or BCPROP. </p>
            </li>
            <li>
               <p class="para_item">A contact region is specified as a target or source region in the BCTSET entry. </p>
            </li>
         </ol>
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