A Multisource Monitoring Data Coupling Analysis Method for Stress States of Oil Pipelines under Permafrost Thawing Settlement Load

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center">Axial soil spring</td><td class="align_center">Lateral soil spring</td><td class="align_center">Vertical bearing soil spring</td><td class="align_center">Vertical uplift soil spring</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Peak soil resistant force (kN/m)</td><td class="align_center">42.9</td><td class="align_center">567.9</td><td class="align_center">3486.8</td><td class="align_center">112</td></tr><tr><td class="align_left">Yield displacement (mm)</td><td class="align_center">5</td><td class="align_center">104.3</td><td class="align_center">101.6</td><td class="align_center">30</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Nonlinear soil spring parameters.</div>

Mathematical Problems in Engineering

tab2

Table 2

Table 2: A Multisource Monitoring Data Coupling Analysis Method for Stress States of Oil Pipelines under Permafrost Thawing Settlement Load 