Dynamic Behavior of Externally Prestressed Continuous Beam considering Second-Order Effect

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="10"><hr/></td></tr><tr class="thead"><td class="align_left">Beam</td><td class="align_center">0</td><td class="align_center">AS1</td><td class="align_center">AS2</td><td class="align_center">AL1</td><td class="align_center">AL2</td><td class="align_center">BS1</td><td class="align_center">BS2</td><td class="align_center">BL1</td><td class="align_center">BL2</td></tr><tr><td class="thead-hr" colspan="10"><hr/></td></tr><tr><td class="align_left"><i>ω</i><sub>2</sub> (rad/s)</td><td class="align_center">41.7</td><td class="align_center">44.39</td><td class="align_center">46.92</td><td class="align_center">51.13</td><td class="align_center">59.07</td><td class="align_center">44.36</td><td class="align_center">46.86</td><td class="align_center">50.79</td><td class="align_center">58.48</td></tr><tr><td class="align_left"><i>ω</i><sub>4</sub> (rad/s)</td><td class="align_center">135.11</td><td class="align_center">135.13</td><td class="align_center">135.16</td><td class="align_center">135.19</td><td class="align_center">135.26</td><td class="align_center">135.13</td><td class="align_center">135.15</td><td class="align_center">135.14</td><td class="align_center">135.18</td></tr><tr class="table-tr"><td colspan="10"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td><div>Note: beam 0 denotes beam without external tendon; <i>ω</i><sub>1</sub> = 26.69 rad/s, <i>ω</i><sub>3</sub> = 106.76 rad/s.<br/></div></td></tr></table>

<div><i>ω</i><sub>2</sub>, <i>ω</i><sub>4</sub> of beams without prestress in M①.</div>

Mathematical Problems in Engineering

tab5

Table 5

Table 5: Dynamic Behavior of Externally Prestressed Continuous Beam considering Second-Order Effect 