Computation of Pressure Fields around a Two-Dimensional Circular Cylinder Using the Vortex-In-Cell and Penalization Methods

<table>Instantaneous streamlines for an impulsively started circular cylinder at <svg height="11.425" id="M226" style="vertical-align:-0.27588pt" version="1.1" viewbox="0 0 72.800003 11.425" width="72.800003" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> and (b) <svg height="11.6125" id="M228" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 39.025002 11.6125" width="39.025002" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.55)"><path d="M649 676l-22 -187l-33 -2q3 56 -12 94q-8 20 -31.5 26.5t-86.5 6.5h-74l-90 -491q-4 -23 -6 -36.5t1 -25t7 -16.5t18 -9t27 -5t41 -3l-6 -28h-286l4 28q68 5 84 18.5t28 76.5l94 491h-55q-74 0 -100.5 -6t-41.5 -23q-24 -29 -54 -98l-32 1q32 98 53 188h22q7 -18 15 -22
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</svg> compared with flow visualization results of Loc and Bouard (1985) [<a href="/journals/mse/2014/708372/#B23">21</a>].</table>

Modelling and Simulation in Engineering

fig11

Figure 11

Figure 11: Computation of Pressure Fields around a Two-Dimensional Circular Cylinder Using the Vortex-In-Cell and Penalization Methods 