Analysis of Drag Reduction Methods and Mechanisms of Turbulent

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/abb/volume-2017/6858720/figures/6858720.fig.001a.svgz" name="6858720.fig.001a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Spiny dogfish skin</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/abb/volume-2017/6858720/figures/6858720.fig.001b.svgz" name="6858720.fig.001b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Tiger shark skin</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/abb/volume-2017/6858720/figures/6858720.fig.001c.svgz" name="6858720.fig.001c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Rib surface imitation of shark skin</td></tr><tr class="fig-image" id="d"><td><object data="https://static.hindawi.com/articles/abb/volume-2017/6858720/figures/6858720.fig.001d.svgz" name="6858720.fig.001d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>Coating material imitation of shark skin</td></tr></table>

<div>Shark skin microstructure and its imitation.</div>

Applied Bionics and Biomechanics

fig1

Figure 1

Figure 1: Analysis of Drag Reduction Methods and Mechanisms of Turbulent 