Study of Electric Field Impact on Crystallization in Tunnel Drainage Pipes in Hard Water Area

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_center" colspan="2">Electric field pattern</td><td class="align_center">Scale resistance rate</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left" rowspan="2">Circumferential electric field</td><td class="align_center">Group A</td><td class="align_center">−19.95%</td></tr><tr><td class="align_center">Group B</td><td class="align_center">−6.29%</td></tr><tr><td class="align_left" colspan="3"><hr/></td></tr><tr><td class="align_left" rowspan="2">Parallel plate electric field</td><td class="align_center">Group C</td><td class="align_center">6.16%</td></tr><tr><td class="align_center">Group D</td><td class="align_center">−1.07%</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Contrasting the scale resistance rates between circumferential electric field and parallel plate electric field.</div>

Advances in Civil Engineering

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Table 7

Table 7: Study of Electric Field Impact on Crystallization in Tunnel Drainage Pipes in Hard Water Area 