Optimal Nozzle Structure for an Abrasive Gas Jet for Rock Breakage

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left">Contraction ratio</td><td class="align_center">1.5</td><td class="align_center">2</td><td class="align_center">2.5</td><td class="align_center">3</td><td class="align_center">3.5</td><td class="align_center">4</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">Erosion rate (×10<sup>−7</sup> kg/m<sup>2</sup>·s)</td><td class="align_center">10.5</td><td class="align_center">127</td><td class="align_center">34.8</td><td class="align_center">31.1</td><td class="align_center">21.2</td><td class="align_center">20.8</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Erosion rates of rock at different contraction ratios.</div>

Geofluids

tab3

Table 3

Table 3: Optimal Nozzle Structure for an Abrasive Gas Jet for Rock Breakage 