Model Test and Numerical Simulation Analysis on Freezing Effect of Different Freezers in Freeze-Sealing Pipe-Roof Method

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Name</td><td class="align_center">Original dimension (mm)</td><td class="align_center">Model dimension (mm)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Pipe jacking (inner diameter)</td><td class="align_center">1590</td><td class="align_center">159</td></tr><tr><td class="align_left">Circular freezer (inner diameter)</td><td class="align_center">80</td><td class="align_center">8</td></tr><tr><td class="align_left">Special-shaped freezer (angle steel)</td><td class="align_center">125 × 125</td><td class="align_center">12.5 × 12.5</td></tr><tr><td class="align_left">Limit pipe (inner diameter)</td><td class="align_center">80</td><td class="align_center">8</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Dimensions of jacking pipe and freezers.</div>

Geofluids

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Table 1

Table 1: Model Test and Numerical Simulation Analysis on Freezing Effect of Different Freezers in Freeze-Sealing Pipe-Roof Method 