Performance Improvement of a Centrifugal Compressor by Passive Means

<table>Performance characteristics of the centrifugal compressor (<svg height="13.225" id="M81" style="vertical-align:-3.56265pt" version="1.1" viewbox="0 0 11.2375 13.225" width="11.2375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,8.737)"><use xlink:href="#x1D713"></use></g>
</svg>  versus <svg height="16.3125" id="M82" style="vertical-align:-3.56265pt" version="1.1" viewbox="0 0 9.7250004 16.3125" width="9.7250004" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.813)"><use xlink:href="#x1D719"></use></g>
</svg>): effect of tip clearance.</table>

International Journal of Rotating Machinery

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Figure 5

Figure 5: Performance Improvement of a Centrifugal Compressor by Passive Means 