Application of Distributed Optical Fiber Sensing Technology in the Anomaly Detection of Shaft Lining in Grouting

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/js/volume-2015/678634/figures/678634.fig.002a.svgz" name="678634.fig.002a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Connection of the sensing optical fibers</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/js/volume-2015/678634/figures/678634.fig.002b.svgz" name="678634.fig.002b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Layout of the sensing optical fibers</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/js/volume-2015/678634/figures/678634.fig.002c.svgz" name="678634.fig.002c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Shaft detecting site</td></tr><tr class="fig-image" id="d"><td><object data="https://static.hindawi.com/articles/js/volume-2015/678634/figures/678634.fig.002d.svgz" name="678634.fig.002d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>BOTDR interrogator</td></tr></table>

<div>Installation of the monitoring systems in the field.</div>

Journal of Sensors

fig2

Figure 2

Figure 2: Application of Distributed Optical Fiber Sensing Technology in the Anomaly Detection of Shaft Lining in Grouting 