Air Pollution Monitoring and Control System for Subway Stations Using Environmental Sensors

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/js/volume-2016/1865614/figures/1865614.fig.0016a.svgz" name="1865614.fig.0016a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Waiting room</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/js/volume-2016/1865614/figures/1865614.fig.0016b.svgz" name="1865614.fig.0016b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Platform</td></tr><tr class="fig-image" id="c"><td><object data="https://static-preview.hindawi.com/articles/js/volume-2016/1865614/figures/1865614.fig.0016c.svgz" name="1865614.fig.0016c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Tunnel</td></tr><tr class="fig-image" id="d"><td><object data="https://static-preview.hindawi.com/articles/js/volume-2016/1865614/figures/1865614.fig.0016d.svgz" name="1865614.fig.0016d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>Outdoor site</td></tr></table>

<div>Air quality measuring instruments installed at “Daecheong” subway station.</div>

Journal of Sensors

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Figure 16

Figure 16: Air Pollution Monitoring and Control System for Subway Stations Using Environmental Sensors 