Aerodynamics Optimization of a Ducted Coaxial Rotor in Forward Flight Using Orthogonal Test Design

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/sv/volume-2018/2670439/figures/2670439.fig.0010a.svgz" name="2670439.fig.0010a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Lift versus level factor</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/sv/volume-2018/2670439/figures/2670439.fig.0010b.svgz" name="2670439.fig.0010b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Drag versus level factor</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/sv/volume-2018/2670439/figures/2670439.fig.0010c.svgz" name="2670439.fig.0010c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Torque versus level factor</td></tr></table>

<div>Trend of forward flight aerodynamics with diverse factors.</div>

Shock and Vibration

fig10

Figure 10

Figure 10: Aerodynamics Optimization of a Ducted Coaxial Rotor in Forward Flight Using Orthogonal Test Design 