Minimization of Temperature Ranges between the Top and Bottom of an Air Flow Controlling Device through Hybrid Control in a Plant Factory

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="801590.fig.004a" src="https://static.hindawi.com/articles/tswj/volume-2014/801590/figures/801590.fig.004a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Temperature at each sensor over time</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="801590.fig.004b" src="https://static.hindawi.com/articles/tswj/volume-2014/801590/figures/801590.fig.004b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Air flow in the facility</td></tr></table></td></tr></table>

<table>Temperature and air flow in the controlling condition of Case 2.</table>

The Scientific World Journal

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Figure 4

Figure 4: Minimization of Temperature Ranges between the Top and Bottom of an Air Flow Controlling Device through Hybrid Control in a Plant Factory 