A Blast-Resistant Method Based on Wave Converters with Spring Oscillator for Underground Structures

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/sv/volume-2017/2014726/figures/2014726.fig.0018a.svgz" name="2014726.fig.0018a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Inner element</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/sv/volume-2017/2014726/figures/2014726.fig.0018b.svgz" name="2014726.fig.0018b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Outer element</td></tr></table>

<div>Vertical normal stress of inner and outer elements in the span center.</div>

Shock and Vibration

fig18

Figure 18

Figure 18: A Blast-Resistant Method Based on Wave Converters with Spring Oscillator for Underground Structures 