Effective Semiactive Base Isolation System under Multiple Earthquakes

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Kanai–Tajimi excitation</td><td class="align_center">PGA (g)</td><td class="align_center"><i>ξ</i><sub><i>g</i></sub></td><td class="align_center"><i>ω</i><sub><i>g</i></sub> (rad/s)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">WN I</td><td class="align_center">0.475</td><td class="align_center">0.3</td><td class="align_center">37.3</td></tr><tr><td class="align_left">WN II</td><td class="align_center">0.432</td><td class="align_center">0.4</td><td class="align_center">60</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Characteristics of the Kanai–Tajimi excitations.</div>

Advances in Civil Engineering

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Table 7

Table 7: Effective Semiactive Base Isolation System under Multiple Earthquakes 