A Preconditioned Method for Rotating Flows at Arbitrary Mach Number

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="537464.fig.0014a" src="https://static-preview.hindawi.com/articles/mse/volume-2011/537464/figures/537464.fig.0014a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b><svg height="16.3375" id="M213" style="vertical-align:-4.74141pt" version="1.1" viewbox="0 0 16.5875 16.3375" width="16.5875" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,16.3375)">
<g transform="translate(72,-58.93)">
<text transform="matrix(1,0,0,-1,-71.95,63.71)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐶</tspan>
</text>
<text transform="matrix(1,0,0,-1,-63.56,60.58)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑝</tspan>
</text>
</g>
</g>
</svg> distribution at 68% span</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="537464.fig.0014b" src="https://static-preview.hindawi.com/articles/mse/volume-2011/537464/figures/537464.fig.0014b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b><svg height="16.3375" id="M214" style="vertical-align:-4.74141pt" version="1.1" viewbox="0 0 16.5875 16.3375" width="16.5875" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,16.3375)">
<g transform="translate(72,-58.93)">
<text transform="matrix(1,0,0,-1,-71.95,63.71)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐶</tspan>
</text>
<text transform="matrix(1,0,0,-1,-63.56,60.58)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑝</tspan>
</text>
</g>
</g>
</svg> distribution at 80% span</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="537464.fig.0014c" src="https://static-preview.hindawi.com/articles/mse/volume-2011/537464/figures/537464.fig.0014c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b><svg height="16.3375" id="M215" style="vertical-align:-4.74141pt" version="1.1" viewbox="0 0 16.5875 16.3375" width="16.5875" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,16.3375)">
<g transform="translate(72,-58.93)">
<text transform="matrix(1,0,0,-1,-71.95,63.71)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐶</tspan>
</text>
<text transform="matrix(1,0,0,-1,-63.56,60.58)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑝</tspan>
</text>
</g>
</g>
</svg> distribution at 89% span</td></tr></table></td></tr><tr class="fig-image" id="d"><td><img alt="537464.fig.0014d" src="https://static-preview.hindawi.com/articles/mse/volume-2011/537464/figures/537464.fig.0014d.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(d) </b><svg height="16.3375" id="M216" style="vertical-align:-4.74141pt" version="1.1" viewbox="0 0 16.5875 16.3375" width="16.5875" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,16.3375)">
<g transform="translate(72,-58.93)">
<text transform="matrix(1,0,0,-1,-71.95,63.71)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐶</tspan>
</text>
<text transform="matrix(1,0,0,-1,-63.56,60.58)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑝</tspan>
</text>
</g>
</g>
</svg> distribution at 96% span</td></tr></table></td></tr></table>

<table>Computed and measured pressure coefficients at different blade spans.</table>

Modelling and Simulation in Engineering

A Preconditioned Method for Rotating Flows at Arbitrary Mach Number

Figure 14