Stall Margin Improvement in a Centrifugal Compressor through Inducer Casing Treatment

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/ijrm/volume-2016/2371524/figures/2371524.fig.0026a.svgz" name="2371524.fig.0026a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Baseline impeller</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/ijrm/volume-2016/2371524/figures/2371524.fig.0026b.svgz" name="2371524.fig.0026b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Impeller with CT-1</td></tr></table>

<div>Relative Mach number distribution on a spanwise plane 90% from hub at respective choke flow rates of baseline and CT-1 impellers.</div>

International Journal of Rotating Machinery

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Figure 26

Figure 26: Stall Margin Improvement in a Centrifugal Compressor through Inducer Casing Treatment 