A Novel Four-Dimensional Energy-Saving and Emission-Reduction System and Its Linear Feedback Control

<table>The stable equilibrium point <svg height="15.5375" id="M433" style="vertical-align:-3.27605pt" version="1.1" viewbox="0 0 14.6125 15.5375" width="14.6125" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> of the controlled system (<a href="https://static.hindawi.com/articles/jam/volume-2012/842716/figures/#EEq12">4.1</a>).</table>

Journal of Applied Mathematics

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Figure 5

Figure 5: A Novel Four-Dimensional Energy-Saving and Emission-Reduction System and Its Linear Feedback Control 