Estimation of Modal Properties of Low-Rise Buildings Using Ambient Excitation Measurements

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/sv/volume-2015/173450/figures/173450.fig.0018a.svgz" name="173450.fig.0018a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>E-W direction</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/sv/volume-2015/173450/figures/173450.fig.0018b.svgz" name="173450.fig.0018b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>N-S direction</td></tr></table>

<div>Time-frequency plot of RD signatures evaluated from displacement time histories at 3rd storey level in (a) the E-W and (b) N-S directions.</div>

Shock and Vibration

fig18

Figure 18

Figure 18: Estimation of Modal Properties of Low-Rise Buildings Using Ambient Excitation Measurements 